RXB.pdf

RXB application library (KNX)

FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12

(See separate document CM110385 for the FNC description of functions).

Fr RXB...

Application Page 21.1 21.1 22.1

FNC02 Two-pipe fan coil with changeover 3 X FNC03 Two-pipe fan coil with changeover and electric reheater 9 X FNC04 Four-pipe fan coil 15 X FNC05 Four-pipe fan coil with electric reheater 21 X FNC08 Four-pipe fan coil with room supply air cascade 27 X FNC10 Two-pipe fan coil with changeover and outside air damper 31 X FNC12 Four-pipe fan coil with outside air damper 37 X FNC18 Two-pipe fan coil (changeover) and radiator 43 X FNC20 Four-pipe fan coil controlled by damper 49 X Application package

FC-1

0

FC-1

1

FC-1

2

Related documents

CM110385 FNC description of functions for FC-10, FC-11, FC-12 CM1Y9775 RXB integration, S-mode. CM1Y9776 RXB / RXL integration individual addressing. CM1Y9777 Third party integration. CM1Y9779 Working with ETS. CA1N3804 DESIGO RX hardware overview.

CM110672en_03 30.11.2007 Building Technologies

2/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies 30.11.2007

3/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03Building Technologies FNC02 Two-pipe fan coil with changeover 30.11.2007

FNC02 Two-pipe fan coil with changeover

KNX R Heating only (with LTHW), cooling only (with CHW) or changeover. Changeover via KNX bus. Modulating control of heating/cooling valve. Automatic or manual fan control.

Plant diagram N1 Room controller. R1 Room unit with temp.

sensor. B1 Return air sensor. D1 Window switch. D2 Presence detector. D3 Changeover signal via KNX

bus. Q1 Fan (1 ... 3 speeds). YHC Heating/cooling valve.

TB1

Q1

N1

R1 D1 D2T

YHC

D3

KNX R10

385S

10

Operating diagrams

100

0TR [C]

Y [%]

SpH SpC

Change-over

YHCYHC

H C

10385D45

Y Output signal. TR Room temperature. SpH Effective heating setpoint. SpC Effective cooling setpoint. H Heating sequence. C Cooling sequence. YHC Heating/cooling valve. Q14 Fan speed 1. Q24 Fan speed 2. Q34 Fan speed 3.

10385D34Change-over

TR [C]

Y

H C

Q14

Q24

Q34

SpH SpC

4/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies FNC02 Two-pipe fan coil with changeover 30.11.2007

The following functions are available with Application FNC02 (refer to the description of functions CM110385 for detailed information):

Function Brief description) Two-pipe fan coil.. PI control.

Proportional control sequence, selectable: Only heating sequence, only cooling sequence or changeover.

Control of thermal / electromechanic / motorized valve actuators (AC 24 V, PDM or AC 24 V, 2-position / AC 24 V, 3-position).

Control of motorized KNX bus actuator valves. Valve exercising feature.

Fan control. 1 ... 3-speed, automatic, or Manual with room unit.

Temperature measurement. Room temperature sensor or Return air sensor.

Room operating modes. Comfort, Precomfort, Economy and Protection mode.. Change of operating mode via /Auto switch on room unit, presence detector,

window contact or central command. Setpoint shift. Locally via room unit or centrally. General functions. Presence detector.

Window switch. Master/slave operation. Boost heating, night cooling etc. Free inputs/outputs.

Room units. Available with temperature sensor, setpoint adjuster, button for /Auto and fan speed control, and LCD display.

Compatible controllers. FNC02 is supplied with RXB21.1/FC-10.

Functions

5/52


Y1 G Y2

YHC.23)

M

KNX

D3

T

4)

1 2 3

Q1

N

L

AC 230 V

1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

M D1

GN

D

D2

Y1 G Y2 CP

CP

+

B1

25 26 27 RXB21.1

Q13

Q14

Y3 G Y4Q

24

Q34

2819 21

N LN

21L

CE

CE+

19

N1

MB

B1

T

D1 2) D2 2)

2 1 4 3

QAX...

R1

1038

5A01

CE

CE+

YHC.13)

N.C

.

3

Ref. Description N1 Room controller. R1 Room unit B1 Return air temperature sensor, room temperature sensor. D1 Window contact 2). D2 Presence detector 2). D3 Changeover signal via KNX bus. Q1 1- or 3-speed fan 4). YHC.1 Heating/cooling valve actuator, thermal, 2-point (PDM) control 3). YHC.2 Heating/cooling valve actuator, motorized, 3-position control 3).

2) Type of operation (N/O or N/C) can be selected. 3) Do not exceed the max. simultaneous load on outputs Y1 ... Y4: 9.5 VA (see data sheet 3873). 4) Do not connect the fans in parallel (or use cut-off relays). A current list of compatible devices is available in the DESIGO RX hardware overview (N3804).

Connection diagram

List of equipment

Note

6/52


The following parameters are available with application FNC02. They are set via ETS, ACS, or HandyTool.

Menu Parameters. Values/Range Basic setting Communication Communication mode S-mode / LTE and S-mode S-mode. Receive timeout 0 ... 105 min. 60 min. Send heartbeat 0 ... 105 min. 45 min. Room temperature setpoints Protection cooling setpoint 10 ... 40 C 40 C Economy cooling setpoint 10 ... 40 C 35 C Precomfort cooling setpoint 10 ... 40 C 28 C Comfort cooling setpoint 10 ... 40 C 24 C Comfort heating setpoint 10 ... 40 C 21 C Precomfort heating setpoint 10 ... 40 C 19 C Economy heating setpoint 10 ... 40 C 15 C Protection heating setpoint 10 ... 40 C 12 C Sequences Control sequence Heating only

Cooling only Changeover

Cooling only

Actuator type heat/cool valve STA71 SSA81 STA72E SSB81 STE71 SSP81 STE72 SQS81 STP71 STP72E Electromech. 3rd devices Motorized 3rd devices Thermal 3rd devices Motorized bus

STP72E

LTE mode Heating outp bus valve Off/On Off Cooling outp bus valve Off/On Off Motorized and electromechanic Runtime 0 ... 360 s 150 s

Motorized Offset 0 ... 360 s 0 s Fan control. Fan speeds External control

1-speed/2-speed/3-speed 3-speed

Fan control. Manual / Auto Auto Minimum on time. 1 ... 10 min 6 min Temperature sensor B1 Room

Return air Measured value only No sensor

No sensor

Periodic fan kick Comfort 0 ... 90 min (90min = Off) 90 min (Off) Periodic fan kick Economy 0 ... 360 min (360min = Off) 360 min (Off) Room unit Measured value correction 3 ... 3 K 0 K Setpoint offset range 0 ... 10 K 3 K Local Comfort mode Enabled / Disabled Enabled Room unit Without LCD / with LCD Without LCD

With LCD Display heating/cooling symbols Enabled / Disabled Enabled Temperature unit C or F C Standard display No display / Room

temperature / Setpoint Room temperature.

Setpoint display Absolute / Relative Relative General functions. Digital input 1 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed Digital input 2 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed Temporary Comfort mode 0 ... 360 min 60 min On-delay occupancy detector 0 ... 90 min 5 min Off-delay presence detector 0 ... 90 min 5 min Central functions Heating demand signal Enabled / Disabled Enabled Cooling demand signal Enabled / Disabled Enabled Boost heating Enabled / Disabled Enabled Precooling, free cooling Enabled / Disabled Enabled Reset setpoint offset Enabled / Disabled Disabled Master/slave Master/slave Master or slave Master

Configuration

7/52


The room controllers can be ordered preloaded with the application described here. When ordering, specify the quantity, DESIGO RXB device name, type code and application group. 15 Room controllers RXB21.1 with application group FC-10 RXB21.1/FC-10 The controllers are delivered with the basic settings shown above.

Ordering

Example

Note

8/52


9/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03Building Technologies FNC03 Two-pipe fan coil with changeover and electric reheater 30.11.2007

FNC03 Two-pipe fan coil with changeover and electric reheater

KNX R Heating only (with LTHW), cooling only (with CHW) or changeover. Changeover signal via KNX bus. Modulating control of heating/cooling valve. Automatic or manual fan control.


sensor. B1 Return air sensor. D1 Window switch. D2 Presence detector. D3 Safety thermostat, electric

heating coil. D4 Changeover signal via KNX

bus. Q1 Fan (1 ... 3 speeds). YHC Heating/cooling valve. YR Electric reheater.

1038

5S11

TB1

Q1

N1

R1 D1 D2T

YHC

D4

YRD3

KNX R

Operating diagrams Changeover = Heating. In "Heating" mode, the electric heating coil operates as a reheater for LTHW heating, i.e. only when the valve is fully open.

Changeover = Cooling.

In "cooling" the electric heating coil acts as the only heating as soon as temperature falls below SpH.

1-stage

OFFTR [C]

Y

ON

YR

H10385D30

1 K

YHC

SpH

OFFTR [C]

ON

10385D31

SpH

YR

SpC

YHC

Y

C

Y Output signal. TR Room temperature. SpH Effective heating setpoint. SpC Effective cooling setpoint. H Heating sequence. C Cooling sequence. YHC Heating/cooling valve. YR Contactor or solid state

relay for electric heating coil.

Mod.

OFFTR [C]

ONH

10385D32

YHC

SpH

YR

Y

0%

TR [C]

100%H

10385D33

SpH

YR

Y

SpC

YHC

C

10/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies FNC03 Two-pipe fan coil with changeover and electric reheater 30.11.2007

Y Output signal. TR Room temperature. SpH Effective heating setpoint. SpC Effective cooling setpoint. H Heating sequence. C Cooling sequence. Q14 Fan speed 1. Q24 Fan speed 2. Q34 Fan speed 3.

10385D34Change-over

TR [C]

Y

H C

Q14

Q24

Q34

SpH SpC

Application FNC03 includes the following functions (refer to the description of functions CM110385 for detailed information):



Control of thermal / electromechanic / motorized valve actuators (AC 24 V, PDM /or AC 24 V 2-position / AC 24 V 3-position).


Electric reheater. 2-position or proportional control. Control: AC 24 V, 2-position or proportional.








Functions

11/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies FNC03 Two-pipe fan coil with changeover and electric reheater 30.11.2007

2 1 4 3

QAX...

R1

1038

5A02

T

17 18

M D1

GN

D

D2

Y1

G Y2

B1

19 21 25 26 27 RXB22.1

N L Q13

Q14

N Q24

Q34

28

KNX

MB

B1

T

D1 2) D2 2) YHC.13)

4)

1 2 3 Q1

N

L

AC 230 V

N1

D4

T

22 23 24

Q43

Q44

6)

F1 7)

YR

Y1 G Y2

YHC.2 3)

M

CP

CP

+

CE

CE

+

D3 2)

21L

19

CE

CE

+

2 3 4 5 6 7 8 9 13 14 15 161

N.C

.

N.C

.

Ref. Description N1 Room controller. R1 Room unit B1 Return air temperature sensor, room temperature sensor. D1 Window contact 2). D2 Presence detector 2). D3 Safety thermostat, electric heating coil. D4 Changeover signal via KNX bus. Q1 1- ... 3-speed fan. YR Electric reheater 6). F1 External fuse, max. 10 A 7). YHC.1 Heating/cooling valve actuator, thermal, 2-point (PDM) control 3). YHC.2 Heating/cooling valve actuator, motorized, 3-position control 3).

2) Type of operation and allocation to inputs D1 and D2 can be selected.

Identical devices must not be connected to both inputs. 3) Do not exceed the max. simultaneous load on outputs Y1 ... Y4: 9.5 VA (see data sheet 3873). 4) Do not connect the fans in parallel (or use cut-off relays). 6) The output of the electric heating coil at output Q44 must not exceed 1.8 kW. 7) External fuse, max. 10 A (protects pcb tracks). A current list of compatible devices is available in the DESIGO RX hardware overview (N3804).

Connection diagram

List of equipment

Note

12/52


The parameters below are available with application FNC03. They are set via ETS, ACS, or HandyTool.

Menu Parameters. Values/Range Basic setting Communication Communication mode S-mode / LTE and S-mode S-mode. Receive timeout 0 ... 105 min. 60 min. Send heartbeat 0 ... 105 min. 45 min. Room temperature setpoints Protection cooling setpoint 10 ... 40 C 40 C Economy cooling setpoint 10 ... 40 C 35 C Precomfort cooling setpoint 10 ... 40 C 28 C Comfort cooling setpoint 10 ... 40 C 24 C Comfort heating setpoint 10 ... 40 C 21 C Precomfort heating setpoint 10 ... 40 C 19 C Economy heating setpoint 10 ... 40 C 15 C Protection heating setpoint 10 ... 40 C 12 C Sequences Control sequence Heating only


Cooling only

Actuator type heat/cool valve STA71 SSA81 STA72E SSB81 STE71 SSP81 STE72 SQS81 STP71 STP72E Electromech. 3rd devices Motorized 3rd devices Thermal 3rd devices Motorized bus

STP72E


Motorized Offset 0 ... 360 s 0 s Electric heater 1-stage

Mod. Mod.

Power consumption 0 ... 6500 W 0 W LTE mode Heating outp bus el heating Off/On Off

Fan control. Fan speeds External control 1-speed/2-speed/3-speed

3-speed



No sensor

Periodic fan kick Comfort 0 ... 90 min (90min = Off) 90 min (Off) Periodic fan kick Economy 0 ... 360 min (360min = Off) 360 min (Off) Fan overrun time 1 ... 10 min 1 min Room unit Measured value correction 3 ... 3 K 0 K Setpoint offset range 0 ... 10 K 3 K Local Comfort mode Enabled / Disabled Enabled Room unit Without LCD / with LCD Without LCD



Setpoint display Absolute / Relative Relative General functions. Digital input 1 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed Overtemp. = Contact open/closed Digital input 2 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed Overtemp. = Contact open/closed Temporary Comfort mode 0 ... 360 min 60 min On-delay occupancy detector 0 ... 90 min 5 min Off-delay presence detector 0 ... 90 min 5 min

Configuration

13/52


Menu Parameters. Values/Range Basic setting Central functions Heating demand signal Enabled / Disabled Enabled Cooling demand signal Enabled / Disabled Enabled Boost heating Enabled / Disabled Enabled Precooling, free cooling Enabled / Disabled Enabled Reset setpoint offset Enabled / Disabled Disabled Master/slave Master/slave Master or slave Master


Ordering

Example

Note

14/52


15/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies FNC04 Four-pipe fan coil 30.11.2007

FNC04 Four-pipe fan coil

KNX R Heating with LTHW and cooling with CHW. Modulating control of heating and cooling valve. Automatic or manual fan control.


sensor. B1 Return air sensor. D1 Window switch. D2 Presence detector. Q1 Fan (1 3-speed). YH Heating valve. YC Cooling valve.

1038

5S12

TB1

YC

YH

Q1

N1

R1 D1 D2T

KNX R

Operating diagrams

100

0TR [C]

Y [%]

SpH SpC

YCYH

H C

1038

5D35

Y Output signal. TR Room temperature. SpH Effective heating setpoint. SpC Effective cooling setpoint. H Heating sequence. C Cooling sequence. YH Heating valve. YC Cooling valve. Q14 Fan speed 1. Q24 Fan speed 2. Q34 Fan speed 3.

TR [C]

Y

H C

Q14

Q24

Q34

SpH SpC

1038

5D36

16/52



Function Brief description) Four-pipe fan coil. PI control.

Two proportional control sequences, heating and cooling. Control of thermal / electromechanic / motorized valve actuators (AC 24 V, PDM /

AC 24 V, 2-position / AC 24 V, 3-position). Control of motorized KNX bus actuator valves. Valve exercising feature.








Functions

17/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03Building Technologies FNC04 Four-pipe fan coil 30.11.2007

2 1 4 3

QAX...

R1

1038

5A03

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

M D1

GN

D

D2

Y1

G Y2

CP

CP+

B1

25 26 27 RXB21.1

Q13

Q14

Y3

G Y4

Q24

Q34

2819 21N LN

21

L

CE

CE

+

19

KNXY1 G Y2

YH.2 3)

M

MB

B1

T

Y1 G Y2

YC.2 3)

M

D1 2) D2 2) YC.1 3)YH.13)

1 2 3

Q1

N

L

AC 230 V

N1

4)

CE

CE

+

N.C

.

Ref. Description N1 Room controller. R1 Room unit B1 Return air temperature sensor, room temperature sensor. D1 Window contact 2). D2 Presence detector 2). Q1 1- or 3-speed fan 4). YH.1 Heating valve actuator, thermal, 2-position (PDM) control 3). YH.2 Heating valve actuator, motorized, 3-position control 3). YC.1 Cooling valve actuator, thermal, 2-position (PDM) control 3). YC.2 Cooling valve actuator, motorized, 3-position control 3).

2) Type of operation (N/O or N/C) can be selected. 3) Do not exceed the max. simultaneous load on outputs Y1 ... Y4: 9.5 VA (see data sheet 3873). 4) Do not connect the fans in parallel (or use cut-off relays). A current list of compatible devices is available in the DESIGO RX hardware overview (N3804).

Connection diagram

List of equipment

Note

18/52


The parameters below are available with application FNC04. They are set via ETS, ACS, or HandyTool.

Menu Parameters. Values/Range Basic setting Communication Communication mode S-mode / LTE and S-mode S-mode. Receive timeout 0 ... 105 min. 60 min. Send heartbeat 0 ... 105 min. 45 min. Room temperature setpoints Protection cooling setpoint 10 ... 40 C 40 C Economy cooling setpoint 10 ... 40 C 35 C Precomfort cooling setpoint 10 ... 40 C 28 C Comfort cooling setpoint 10 ... 40 C 24 C Comfort heating setpoint 10 ... 40 C 21 C Precomfort heating setpoint 10 ... 40 C 19 C Economy heating setpoint 10 ... 40 C 15 C Protection heating setpoint 10 ... 40 C 12 C Sequences Actuator type heat/cool valve STA71 SSA81

STA72E SSB81 STE71 SSP81 STE72 SQS81 STP71 STP72E Electromech. 3rd devices Motorized 3rd devices Thermal 3rd devices Motorized bus

STP72E



1-speed/2-speed/3-speed 3-stufig



No sensor





Configuration

19/52



Ordering

Example

Note

20/52


21/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies FNC05 Four-pipe fan coil with electric reheater 30.11.2007

FNC05 Four-pipe fan coil with electric reheater

KNX R Heating with LTHW and cooling with CHW. Modulating control of heating and cooling valve. Heating with electric reheater Automatic or manual fan control.

Plant diagram

N1 Room controller. R1 Room unit with temp.

sensor. B1 Return air sensor. D1 Window switch. D2 Presence detector. D3 Safety thermostat electric

reheater. Q1 Fan (1 3-speed). YH Heating valve. YC Cooling valve. YR Electric reheater.

1038

5S13

TB1

YC

YHQ1

N1

R1 D1 D2T

D3YR

KNX R

22/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03Building Technologies FNC05 Four-pipe fan coil with electric reheater 30.11.2007

Operating diagrams

Application mode "Auto" (0).

Application mode " Heating" (1).

In "Heating" mode, the electric heating coil operates as a reheater for LTHW heating, i.e. only when the valve is fully open.

Application mode "Cooling" (3).

In Cooling mode, the electric heating coil is the only heating source once the temperature falls below SpH.

1-stage

OFFTR [C]

Y

ON

YR

H1 K

YH

SpH

YC

C

SpC10

385D

61

OFFTR [C]

Y

ON

YR

H

1038

5D37

1 K

YH

SpH

OFFTR [C]

ON

1038

5D38

SpH

YR

SpC

Y

C

YC

Mod.

OFFTR [C]

ONH

YH

SpH

YR

Y

YC

C

SpC

1038

5D62

OFF

TR [C]

ONH

1038

5D39

YH

SpH

YR

Y

0%

TR [C]

100%H

1038

5D40

SpH

YR

Y

SpC

YC

C

Y Output signal. TR Room temperature. SpH Effective heating setpoint. SpC Effective cooling setpoint. H Heating sequence. C Cooling sequence. YH Heating/cooling valve. YR Contactor or solid state relay for electric

heating coil. Y Output signal. TR Room temperature. SpH Effective heating setpoint. SpC Effective cooling setpoint. H Heating sequence. C Cooling sequence. Q14 Fan speed 1. Q24 Fan speed 2. Q34 Fan speed 3.

TR [C]

Y

H C

Q14

Q24

Q34

SpH SpC

1038

5D41

23/52




Two proportional control sequences, heating and cooling. Control of thermal / electromechanic valve actuators

(AC 24 V, PDM or AC 24 V, 2-position). Control of motorized KNX bus actuator valves. Valve exercising feature.

Electric air heater. 2-position or proportional control. Control: AC 24 V, 2-position or proportional.

Fan control. 1 ... 3-speed Automatic, or

Manual with room unit. Temperature measurement. Room temperature sensor or

Return air sensor. Room operating modes. Comfort, Precomfort, Economy and Protection mode..

Change of operating mode via /Auto switch on room unit, presence detector, window contact or central command.

Setpoint shift. Locally via room unit or centrally. General functions. Presence detector.




Functions

24/52


2 1 4 3

QAX...

R1

1038

5A05

T

M D1

GN

D

D2

Y1

G Y2

B1

19 21 25 26 27 RXB22.1

N L Q13

Q14

N Q24

Q34

28

KNX

MB

B1

T

D12) D2 2) YH 3)

4)

1 2 3 Q1

N

L

AC 230 V

N1

22 23 24

Q43

Q44

6)

F17)

YR

CP

CP+

CE

CE

+

D3 2)

21L

19

YC3)

CE

CE

+

2 3 4 5 6 7 8 9 13 14 15 16 17 181

N.C

.

N.C

.

Ref. Description N1 Room controller. R1 Room unit B1 Return air temperature sensor,

room temperature sensor. D1 Window contact 2). D2 Presence detector 2). D3 Safety thermostat, electric heating coil. Q1 1- ... 3-speed fan. YR Electric reheater 6). F1 External fuse, max. 10 A 7). YH, YC

Heating/cooling valve actuator, thermal, 2-point (PDM) control 3).

2) Type of operation and allocation to inputs D1 and D2 can be selected.

Identical devices must not be connected to both inputs. 3) Do not exceed the max. simultaneous load on outputs Y1 ... Y4: 9.5 VA (see data sheet 3873). 4) Do not connect the fans in parallel (or use cut-off relays). 6) The output of the electric heating coil at output Q44 must not exceed 1.8 kW. 7) External fuse, max. 10 A (protects pcb tracks). A current list of compatible devices is available in the DESIGO RX hardware overview (N3804).

Connection diagram

List of equipment

Note

25/52



Menu Parameters. Values/Range Basic setting Communication Communication mode S-mode / LTE and S-mode S-mode. Receive timeout 0 ... 105 min. 60 min. Send heartbeat 0 ... 105 min. 45 min. Room temperature setpoints Protection cooling setpoint 10 ... 40 C 40 C Economy cooling setpoint 10 ... 40 C 35 C Precomfort cooling setpoint 10 ... 40 C 28 C Comfort cooling setpoint 10 ... 40 C 24 C Comfort heating setpoint 10 ... 40 C 21 C Precomfort heating setpoint 10 ... 40 C 19 C Economy heating setpoint 10 ... 40 C 15 C Protection heating setpoint 10 ... 40 C 12 C Sequences Actuator type heat/cool valve STA71

STA72E STE71 STE72 STP71 STP72E Electromech 3rd devices Thermal 3rd devices Motorized bus

STP72E


Motorized Offset 0 ... 360 s 0 s Electric heater 1-stage

Mod. Mod.

Power consumption 0 ... 6500 W 0 W LTE mode Heating outp bus el heating Off/On Off

Fan control. Fan speeds External control 1-speed/2-speed/3-speed

3-speed



No sensor

Periodic fan kick Comfort 0 ... 90 min (90min = Off) 90 min (Off) Periodic fan kick Economy 0 ... 360 min (360min =Off) 360 min (Off) Fan overrun time 1 ... 10 min 1 min Room unit Measured value correction 3 ... 3 K 0 K Setpoint offset range 0 ... 10 K 3 K Local Comfort mode Enabled / Disabled Enabled Room unit Without LCD / with LCD Without LCD




Configuration

26/52



Ordering

Example

Note

27/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies FNC08 Four-pipe fan coil with room supply air cascade 30.11.2007

FNC08 Four-pipe fan coil with room supply air cascade

KNX R Heating with LTHW and cooling with CHW. Modulating control of heating and cooling valve. Room supply air cascade. Automatic or manual fan control.


sensor. B1 Supply air temperature

sensor. D1 Window switch. D2 Presence detector. Q1 Fan (1 3-speed). YH Heating valve. YC Cooling valve.

1038

5S14

B1

YC

YH

Q1

N1

R1 D1 D2T

KNX R

Operating diagrams

100

0TR [C]

Y [%]

SpH SpC

YCYH

H C

1038

5D42

Y Output signal. TR Room temperature. SpH Effective heating setpoint. SpC Effective cooling setpoint. H Heating sequence. C Cooling sequence. YH Heating valve. YC Cooling valve. Q14 Fan speed 1. F1 Fan speed 2. Q34 Fan speed 3. TR [C]

Y

H C

Q14

Q24

Q34

SpH SpC

1038

5D43

28/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03Building Technologies FNC08 Four-pipe fan coil with room supply air cascade 30.11.2007



Two proportional control sequences, heating and cooling. Control of motorized valve actuators (AC 24 V, 3-position). Control of motorized KNX bus actuator valves. Room supply air cascade. Valve exercising feature.


Temperature measurement. Room temperature sensor and Supply air temperature sensor.






Functions

29/52


4)

1 2 3

Q1

N

L

AC 230 V

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

M D1

GN

D

D2

Y1

G Y2

CP

CP

+

B1

25 26 27 RXB21.1

Q13

Q14

Y3 G Y4Q

24

Q34

28

N1

MB

B1

T

D12) D2 2)

2 1 4 3

QAX...

R1

KNX

1038

5A06

Y1 G Y2

YC3)

M

YH3)

19 21N LN

21

L

CE

CE+

19

CE

CE+

N.C

.

Y1 G Y2

M

Ref. Description N1 Room controller. R1 Room unit B1 Supply air temperature sensor. D1 Window contact 2). D2 Presence detector 2). Q1 1- or 3-speed fan 4). YH Heating valve actuator, motorized,

3-position control 3). YC Cooling valve actuator, motorized,

3-position control 3). 2) Type of operation (N/O or N/C) can be selected. 3) Do not exceed the max. simultaneous load on outputs Y1 ... Y4: 9.5 VA (see data sheet 3873). 4) Do not connect the fans in parallel (or use cut-off relays). A current list of compatible devices is available in the DESIGO RX hardware overview (N3804).

Connection diagram

List of equipment

Note

30/52



Menu Parameters. Values/Range Basic setting Communication Communication mode S-mode / LTE and S-mode S-mode. Receive timeout 0 ... 105 min. 60 min. Send heartbeat 0 ... 105 min. 45 min. Room temperature setpoints Protection cooling setpoint 10 ... 40 C 40 C Economy cooling setpoint 10 ... 40 C 35 C Precomfort cooling setpoint 10 ... 40 C 28 C Comfort cooling setpoint 10 ... 40 C 24 C Comfort heating setpoint 10 ... 40 C 21 C Precomfort heating setpoint 10 ... 40 C 19 C Economy heating setpoint 10 ... 40 C 15 C Protection heating setpoint 10 ... 40 C 12 C Other setpoints Maximum supply air temperature 10 ... 40 C 35 C Minimum supply air temperature 10 ... 40 C 16 C Sequences Actuator type heat/cool valve SSA81

SSB81 SSP81 SQS81 Third-party, motorized Bus, motorized

SSP81...




Fan control. Manual / Auto Auto Minimum on time. 1 ... 10 min 6 min Temperature sensor B1 Supply air (cascade) Supply air (cascade) Periodic fan kick Comfort 0 ... 90 min (90min = Off) 90 min (Off) Periodic fan kick Economy 0 ... 360 min (360min = Off) 360 min (Off) Room unit Measured value correction 3 ... 3 K 0 K Setpoint offset range 0 ... 10 K 3 K Local Comfort mode Enabled / Disabled Enabled Room unit Without LCD / with LCD Without LCD





Configuration

Ordering

Example

Note

31/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03Building Technologies FNC10 Two-pipe fan coil with changeover and outside air damper 30.11.2007

Two-pipe fan coil with changeover and outside air damper

FNC10

KNX R Heating only (with LTHW), cooling only (with CHW) or changeover. Changeover signal via KNX bus. Modulating control of heating/cooling valve. Outside air damper for outside air supply. Outside air temperature sensor via KNX bus. Automatic or manual fan control.


sensor. B1 Return air sensor. B2 Outside air temperature

sensor via KNX bus. D1 Window switch. D2 Presence detector. D3 Changeover signal via KNX

bus. D4 Safety thermostat, outside

air. Q1 Fan (1 3-speed). YHC Heating/cooling valve. YM Outside air damper.

1038

5S19

M T

YM

B1

Q1 B2

N1

R1 D1 D2T

YHC

D3

D4

KNX R

Operating diagrams

100

0TR [C]

Y [%]

SpH SpC

Change-over

YHCYHC

H C

1038

5D45

TO [C]

Y [%]

SpC

100

0SpEcmSpFr

min 1038

5D44

YM

Y Output signal. TR Room temperature. TO Outside air temperature. SpH Effective heating setpoint. SpC Effective cooling setpoint. SpEcm Economizer setpoint. SpFr Risk of frost limit H Heating sequence. C Cooling sequence. YHC Heating/cooling valve. YM Outside air damper. Q14 Fan speed 1. Q24 Fan speed 2. Q34 Fan speed 3.

1038

5D46

Change-over

TR [C]

Y

H C

Q14

Q24

Q34

SpH SpC

32/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03Building Technologies Two-pipe fan coil with changeover and outside air damper 30.11.2007




Control of thermal or motorized valve actuators (AC 24 V, PDM / AC 24 V, 2-position / AC 24 V, 3-position).






Window switch. Master/slave operation. Boost heating, night cooling. Free inputs / outputs.



Functions

33/52


Y1 G Y2

YHC.2 3)

M

YHC.1 3)

KNX

D3

T

4)

1 2 3

Q1

N

L

AC 230 V

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

M D1

GN

D

D2

Y1 G Y2 CP

CP+

B1

25 26 27 RXB21.1

Q13

Q14

Y3 G Y4Q

24

Q34

28

N1

MB

B1

T

D1 2) D2 2)

Q23

Q24 2 1 3 4

QAX...

R1

1038

5A07

Y1 G Y2

YM 3)

M

B2

T

D4 2)

T

CE

CE+ CE

CE+

N.C

.19 21

N LN

21

L

19


room temperature sensor. B2 Outside air temperature sensor via KNX bus. D1 Window contact 2). D2 Presence detector 2). D3 Changeover signal via KNX bus. D4 Safety thermostat, outside air. Q1 1- ... 3-speed fan 4). YHC.1 Heating/cooling valve actuator, thermal, 2-point (PDM) control 3). YHC.2 Heating/cooling valve actuator, motorized, 3-position control 3). YM Damper actuator for outside air AC 24 V, 3-position 3).

2) Type of operation and allocation to inputs D1 and D2 can be selected. Identical devices must not be

connected to both inputs. 3) Do not exceed the max. simultaneous load on outputs Y1 ... Y4: 9.5 VA (see data sheet 3873). 4) Do not connect the fans in parallel (or use cut-off relays). A current list of compatible devices is available in the DESIGO RX hardware overview (N3804).

Connection diagram

List of equipment

Note

34/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies Two-pipe fan coil with changeover and outside air damper 30.11.2007

The following parameters are available with application FNC10.

They are set via ETS, ACS, or HandyTool.

Menu Parameters. Values/Range Basic setting Communication Communication mode S-mode / LTE and S-mode S-mode. Receive timeout 0 ... 105 min. 60 min. Send heartbeat 0 ... 105 min. 45 min. Room temperature setpoints Protection cooling setpoint 10 ... 40 C 40 C Economy cooling setpoint 10 ... 40 C 35 C Precomfort cooling setpoint 10 ... 40 C 28 C Comfort cooling setpoint 10 ... 40 C 24 C Comfort heating setpoint 10 ... 40 C 21 C Precomfort heating setpoint 10 ... 40 C 19 C Economy heating setpoint 10 ... 40 C 15 C Protection heating setpoint 10 ... 40 C 12 C Risk of frost limit 2 ... 10 C 5 C Other setpoints Outside air supply Outside temp min damper pos 10 C ... 40C 16 C Running time outside air damper 0 ... 360 s 150 s Minimum damper position 0 ... 100 % 0 % Sequences Control sequence Heating only


Cooling only

Actuator type heat/cool valve STA71 SSA81 STA72E SSB81 STE71 SSP81 STE72 SQS81 STP71 STP72E Motorized 3rd devices Thermal 3rd devices Motorized bus

STP72E

Motorized and electromechanic Runtime 0 ... 360 s 150 s Motorized Offset 0 ... 360 s 0 s LTE mode Heating outp bus valve Off/On Off

Cooling outp bus valve Off/On Off Fan control. Fan speeds External control




No sensor




Setpoint display Absolute / Relative Relative General functions. Digital input 1 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed OT < Frost = Contact open/closed Digital input 2 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed OT < Frost = Contact open/closed Temporary Comfort mode 0 ... 360 min 60 min On-delay occupancy detector 0 ... 90 min 5 min Off-delay presence detector 0 ... 90 min 5 min

Configuration

35/52


Menu Parameters. Values/Range Basic setting Central functions Heating demand signal Enabled / Disabled Enabled Cooling demand signal Enabled / Disabled Enabled Boost heating Enabled / Disabled Enabled Precooling, free cooling Enabled / Disabled Enabled Rapid ventilation Enabled / Disabled Enabled Night purge Enabled / Disabled Enabled Reset setpoint offset Enabled / Disabled Disabled Master/slave Master/slave Master or slave Master


Ordering

Example

Note

36/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies Two-pipe fan coil with changeover and outside air damper 30.11.2007

37/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03Building Technologies FNC12 Four-pipe fan coil with outside air damper 30.11.2007

FNC12 Four-pipe fan coil with outside air damper

KNX R Heating and cooling with LTHW and cooling with CHW. Modulating control of heating and cooling valve. Outside air damper for outside air supply. Outside air temperature sensor via KNX bus. Automatic or manual fan control.


sensor. B1 Return air sensor. B2 Outside air temperature

sensor via KNX bus. D1 Window switch. D2 Presence detector. D3 Safety thermostat, outside

air. Q1 Fan (1 3-speed). YH Heating valve. YC Cooling valve. YM Outside air damper.

1038

5S20

M T

YM

B1

YC

YH

Q1 B2

N1

R1 D1 D2T

D3

KNX R

100

0TR [C]

Y [%]

SpH SpC

YCYH

H C

1038

5D47

TO [C]

Y [%]

SpC

100

0SpEcmSpFr

min

1038

5D48

YM

Operating diagrams Y Output signal. TR Room temperature. TO Outside air temperature. SpH Effective heating setpoint. SpC Effective cooling setpoint. SpEcm Economizer setpoint. SpFr Risk of frost limit H Heating sequence. C Cooling sequence. YH Heating valve. YC Cooling valve. YM Outside air damper. Q14 Fan speed 1. Q24 Fan speed 2. Q34 Fan speed 3.

TR [C]

Y

H C

Q14

Q24

Q34

SpH SpC

1038

5D49

38/52




Two proportional control sequences, heating and cooling. Control of thermal valve actuators (AC 24 V, PDM). Control of motorized KNX bus actuator valves. Outside air damper. Valve exercising feature.

Fan control. 1 ... 3-speed automatic. Manual with room unit.




Window switch. Master/slave operation. Boost heating, night cooling. Free inputs / outputs



39/52


KNX

4)

1 2 3

Q1

N

L

AC 230 V

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

M D1

GN

D

D2

Y1

G Y2

CP

CP

+

B1

25 26 27 RXB21.1

Q13

Q14

Y3 G Y4Q

24

Q34

28

N1

MB

B1

T

D1 2) D2 2)

2 1 3 4

QAX...

R1

1038

5A08

YH 3) YC3)

B2

T

Y1 G Y2

YM 3)

M

D3 2)

T

CE

CE

+

CE

CE

+

N.C

.19 21

N LN

21

L

19


room temperature sensor. B2 Outside air temperature sensor via KNX bus. D1 Window contact 2). D2 Presence detector 2). D3 Safety thermostat, outside air. Q1 1- ... 3-speed fan 4). YH.1 Heating valve, thermal, 2-position (PWM) control 3). YC.1 Cooling valve, thermal, 2-position (PWM) control 3). YM Damper actuator for outside air AC 24 V, 3-position 3).


connected to both inputs. 3) Do not exceed the max. simultaneous load on outputs Y1 ... Y4: 9.5 VA (see data sheet 3873). 4) Do not connect the fans in parallel (or use cut-off relays). A current list of compatible devices is available in the DESIGO RX hardware overview (N3804).

Connection diagram

List of equipment

Note

40/52



Menu Parameters. Values/Range Basic setting Communication Communication mode S-mode / LTE and S-mode S-mode. Receive timeout 0 ... 105 min. 60 min. Send heartbeat 0 ... 105 min. 45 min. Room temperature setpoints Protection cooling setpoint 10 ... 40 C 40 C Economy cooling setpoint 10 ... 40 C 35 C Precomfort cooling setpoint 10 ... 40 C 28 C Comfort cooling setpoint 10 ... 40 C 24 C Comfort heating setpoint 10 ... 40 C 21 C Precomfort heating setpoint 10 ... 40 C 19 C Economy heating setpoint 10 ... 40 C 15 C Protection heating setpoint 10 ... 40 C 12 C Risk of frost limit 2 ... 10 C 5 C Other setpoints Outside air supply Outside temp min damper pos 10 C ... 40C 16 C Running time outside air damper 0 ... 360 s 150 s Minimum damper position 0 ... 100 % 0 % Sequences Actuator type heat/cool valve STA71

STA72E STE71 STE72 STP71 STP72E Thermal 3rd party devices Motorized bus

STP72E

Motorized and electromechanic Runtime 0 ... 360 s 150 s Motorized Offset 0 ... 360 s 0 s LTE mode Heating outp bus valve Off/On Off

Cooling outp bus valve Off/On Off Fan control. Fan speeds External control




No sensor




Setpoint display Absolute / Relative Relative General functions. Digital input 1 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed OT < Frost = Contact open/closed Digital input 2 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed OT < Frost = Contact open/closed Temporary Comfort mode 0 ... 360 min 60 min On-delay occupancy detector 0 ... 90 min 5 min Off-delay presence detector 0 ... 90 min 5 min Central functions Heating demand signal Enabled / Disabled Enabled Cooling demand signal Enabled / Disabled Enabled Boost heating Enabled / Disabled Enabled Precooling, free cooling Enabled / Disabled Enabled Rapid ventilation Enabled / Disabled Enabled Night purge Enabled / Disabled Enabled Reset setpoint offset Enabled / Disabled Disabled Master/slave Master/slave Master or slave Master

Configuration

41/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies FNC12 Four-pipe fan coil with outside air damper 30.11.2007


Ordering

Example

Note

42/52


43/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03Building Technologies FNC18 Two-pipe fan coil (changeover) and radiator 30.11.2007

FNC18 Two-pipe fan coil (changeover) and radiator

KNX R Heating/cooling coil: heating only (with LTHW), cooling only (with CHW) or

changeover. Changeover signal via KNX bus. Outside air temperature sensor via KNX bus. Heating with LTHW radiator. Downdraft compensation Modulating control of heating/cooling valve and radiator valve. Automatic or manual fan control.


sensor. B1 Return air sensor. B2 Outside temp. via KNX bus. D1 Window switch. D2 Presence detector. D3 Changeover signal via KNX

bus. Q1 Fan (1 3-speed). YH Heating valve (radiator). YHC Heating/cooling valve (fan

coil).

1038

5S21

B1

YHC

Q1

N1

R1 D1 D2T

YH

T

D3

B2

T

T

KNX R

Operating diagrams

100

0TR [C]

Y [%]

SpH SpC

YH

H C100

0TR [C]

Y [%]

SpH SpC

Change-over (Fan-Coil)

YHC

H C

1038

5D50YHC

Heating sequence: The heating coil in the fan coil system operates in sequence with the radiator, i.e. the heating/cooling valve is only operated after the radiator valve is fully open (thermal valves are operated in alternation, because fully open here means 1 second ON / 1 second OFF). Cooling sequence: Control of heating/cooling valve.

Y Output signal. TR Room temperature. SpH Effective heating setpoint. SpC Effective cooling setpoint. H Heating sequence. C Cooling sequence. YH Heating valve (radiator). YHC Heating/cooling valve (fan

coil). Q14 Fan speed 1. Q24 Fan speed 2. Q34 Fan speed 3.

1038

5D51

Change-over

TR [C]

Y

H C

Q14

Q24

Q34

SpH SpC

44/52



Function Brief description) Two-pipe fan coil. PI control.


Heating/cooling coil: Control of thermal or motorized valve actuators (AC 24 V, PDM / AC 24 V, 2-position / AC 24 V, 3-position).

Control of motorized KNX bus actuator valves. Radiator: Control of thermal valve actuators

(AC 24 V, PDM). Downdraft compensation Valve exercising feature.





Window switch. Master/slave operation. Boost heating, night cooling. Free inputs / outputs



Functions

45/52


KNX

4)

1 2 3

Q1

N

L

AC 230 V

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

M D1

GN

D

D2

Y1 G Y2 CP

CP+

B1

25 26 27 RXB21.1

Q13

Q14

Y3

G Y4

Q24

Q34

28

N1

MB

B1

T

D1 2) D2 2)

2 1 3 4

QAX...

R1

1038

5A09

YH.13)

Y1 G Y2

YH.2 3)

M

T

D3

CE

CE+

CE

CE+

N.C

.

YHC.13)

Y1 G Y2

YHC.2 3)

M

19 21

N LN

21L

19

M M

YH.3 YHC.3

T

B2

Heating surface (YH) / fan coil changeover (YHC) Y1 Y2 Y3 Y4 Thermal / thermal YH YHC X -- Motorized / motorized YH YH YHC YHC Thermal / motorized YH X YHC YHC Motorized / thermal YH YH YHC -- Motorized/bus YH YH -- -- Bus/motorized X X YHC YHC Thermal/bus YH X -- -- Bus/thermal X YHC X -- Bus/bus X X -- --

X = Not freely available 2) Type of operation and allocation to inputs D1 and D2 can be selected. Identical devices must not be

connected to both inputs.

3) Do not exceed the max. simultaneous load on outputs Y1 ... Y4: 9.5 VA (see data sheet 3873). 4) Do not connect the fans in parallel (or use cut-off relays).

Connection diagrams

Connection variants for valve actuators

46/52


Ref. Description N1 Room temperature controller. R1 Room unit B1 Return air temperature sensor, room temperature sensor. B2 Outside air temperature sensor via KNX bus. D1 Window contact 2). D2 Presence detector 2). D3 Changeover signal via KNX bus. Q1 1 ... 3-speed fan 4). YH.1, YHC.1 Radiator valve, heating/cooling valve, thermal, 2-point control (PDM)

3). YH.2, YHC.2 Radiator valve, heating/cooling valve, motorized, 3-point control

(PDM) 3). YH.3, YHC.3 Radiator valve, heating/cooling valve, bus.


connected to both inputs.

3) Do not exceed the max. simultaneous load on outputs Y1 ... Y4: 9.5 VA (see data sheet 3873). 4) Do not connect the fans in parallel (or use cut-off relays). A current list of compatible devices is available in the DESIGO RX hardware overview (N3804).

List of equipment

Note

47/52



Menu Parameters. Values/Range Basic setting Communication Communication mode S-mode / LTE and S-mode S-mode. Receive timeout 0 ... 105 min. 60 min. Send heartbeat 0 ... 105 min. 45 min. Room temperature setpoints Protection cooling setpoint 10 ... 40 C 40 C Economy cooling setpoint 10 ... 40 C 35 C Precomfort cooling setpoint 10 ... 40 C 28 C Comfort cooling setpoint 10 ... 40 C 24 C Comfort heating setpoint 10 ... 40 C 21 C Precomfort heating setpoint 10 ... 40 C 19 C Economy heating setpoint 10 ... 40 C 15 C Protection heating setpoint 10 ... 40 C 12 C Other setpoints Downdraft compensation Outside temp 0% valve pos

Outside temp max valve pos Maximum valve pos

30 ... 10C 30 ... 10C 0 ... 100%

0C 10C 100%

Sequences Control sequence Heating only Cooling only Changeover

Cooling only

Actuator type heating/cooling coil valve STA71 SSA81 STA72E SSB81 STE71 SSP81 STE72 SQS81 STP71 STP72E Motorized 3rd devices Thermal 3rd devices Motorized bus

STP72E

Actuator type heating surface valve STA71 SSA81 STA72E SSB81 STE71 SSP81 STP71 SQS81 STP72E Motorized 3rd devices Thermal 3rd devices Motorized bus

STA72E

Motorized and electromechanic Runtime 0 ... 360 s 150 s Motorized Offset 0 ... 360 s 0 s LTE mode Heating coil outp bus valve Off/On Off

Cooling coil outp bus valve Off/On Off Heating surface outp bus valve Off/On Off Fan control. Fan speeds External control




No sensor




Setpoint display Absolute / Relative Relative

Configuration

48/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies FNC18 Two-pipe fan coil (changeover) and radiator 30.11.2007

Menu Parameters. Values/Range Basic setting General functions. Digital input 1 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed Digital input 2 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed Temporary Comfort mode 0 ... 360 min 60 min On-delay occupancy detector 0 ... 90 min 5 min Off-delay presence detector 0 ... 90 min 5 min Central functions Heating demand signal Enabled / Disabled Enabled Cooling demand signal Enabled / Disabled Enabled Boost heating Enabled / Disabled Enabled Precooling, free cooling Enabled / Disabled Enabled Reset setpoint offset Enabled / Disabled Disabled Master/slave Master/slave Master or slave Master


Ordering

Example

Note

49/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies FNC20 Four-pipe fan coil, controlled by one damper 30.11.2007

FNC20 Four-pipe fan coil, controlled by one damper

KNX R Heating with LTHW and cooling with CHW. 3-position damper actuator. Automatic or manual fan control.


sensor. B1 Return air sensor. D1 Window switch. D2 Presence detector. Q1 Fan (1 3-speed). YM 3-position damper actuator.

1038

5S22

TB1

Q1

N1

R1 D1 D2T

YM

KNX R

Operating diagrams Y Output signal. TR Room temperature. SpH Effective heating setpoint. SpC Effective cooling setpoint. H Heating sequence. C Cooling sequence. YM Damper actuator. Q14 Fan speed 1. Q24 Fan speed 2. Q34 Fan speed 3.

1038

5D52

100

TR [C]

Y [%]

SpH SpC

YM

H C

0

N

TR [C]

Y

H C

Q14

Q24

Q34

SpH SpC

1038

5D53

50/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03 Building Technologies FNC20 Four-pipe fan coil, controlled by one damper 30.11.2007


Function Brief description) Four-pipe fan coil with damper control.

PI control. Two proportional control sequences, heating and cooling. Control of motorized damper actuators (AC 24 V, 3-position).








2 1 4 3

QAX...

R1

1038

5A10

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

M D1

GN

D

D2

Y1

G Y2

CP

CP

+

B1

25 26 27 RXB21.1

Q13

Q14

Y3 G Y4Q

24

Q34

2819 21

N LN

21

L

CE

CE

+

19

KNX

Y1 G Y2

YM3)

M

MB

B1

T

D1 2) D2

1 2 3

Q1

N

L

AC 230 V

N1

CE

CE

+

N.C

.

2)

2) Type of operation (N/O or N/C) can be selected. 3) Do not exceed the max. simultaneous load on outputs Y1 ... Y4: 9.5 VA (see data sheet 3873). 4) Do not connect the fans in parallel (or use cut-off relays).

Functions

Connection diagram

51/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03Building Technologies FNC20 Four-pipe fan coil, controlled by one damper 30.11.2007

Ref. Description N1 Room controller. R1 Room unit B1 Return air temperature sensor, room temperature sensor. D1 Window contact 2). D2 Presence detector 2). Q1 1- or 3-speed fan 4). YM 3-position damper actuator, AC 24 V 3).

2) Type of operation (N/O or N/C) can be selected. 3) Do not exceed the max. simultaneous load on outputs Y1 ... Y4: 9.5 VA (see data sheet 3873). 4) Do not connect the fans in parallel (or use cut-off relays). A current list of compatible devices is available in the DESIGO RX hardware overview (N3804). The following parameters are available with application FNC20. They are set via ETS, ACS, or HandyTool.

Menu Parameters. Values/Range Basic setting Communication Communication mode S-mode / LTE and S-mode S-mode. Receive timeout 0 ... 105 min. 60 min. Send heartbeat 0 ... 105 min. 45 min. Room temperature setpoints Protection cooling setpoint 10 ... 40 C 40 C Economy cooling setpoint 10 ... 40 C 35 C Precomfort cooling setpoint 10 ... 40 C 28 C Comfort cooling setpoint 10 ... 40 C 24 C Comfort heating setpoint 10 ... 40 C 21 C Precomfort heating setpoint 10 ... 40 C 19 C Economy heating setpoint 10 ... 40 C 15 C Protection heating setpoint 10 ... 40 C 12 C Sequences Damper setting Running time damper heating 0 300 sec 150 sec Running time damper cooling 0 300 sec 150 sec Switchover period H/C 0 300 sec 0 sec

LTE mode Heating outp bus valve Off/On Off Cooling outp bus valve Off/On Off Fan control. Fan speeds External control




No sensor




Setpoint display Absolute / Relative Relative

List of equipment

Note

Configuration

52/52

Siemens RXB application library (KNX) FNC Fancoil-Applikationen aus FC-10, FC-11, FC-12 CM110672en_03Building Technologies FNC20 Four-pipe fan coil, controlled by one damper 30.11.2007

Menu Parameters. Values/Range Basic setting General functions. Digital input 1 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed Digital input 2 Free (bus = 1) = Contact open/closed Free (bus = 1) Occupancy: Occupied = Contact open/closed = Contact closed. Window: Window open = Contact open/closed Temporary Comfort mode 0 ... 360 min 60 min On-delay occupancy detector 0 ... 90 min 5 min Off-delay presence detector 0 ... 90 min 5 min Central functions Heating demand signal Enabled / Disabled Enabled Cooling demand signal Enabled / Disabled Enabled Boost heating Enabled / Disabled Enabled Precooling, free cooling Enabled / Disabled Enabled Reset setpoint offset Enabled / Disabled Disabled Master/slave Master/slave Master or slave Master


Ordering

Example

Note

RXB application library (KNX)FNC Fancoil-Applikationen aus FC- 10, FC- 11, FC- 12FNC02 - Two-pipe fan coil with changeover FNC03 - Two-pipe fan coil with changeover and electric reheaterFNC04 - Four-pipe fan coil FNC05 - Four-pipe fan coil with electric reheater FNC08- Four-pipe fan coil with room supply air cascade FNC10 - Two-pipe fan coil with changeover and outside air damperFNC12 - Four-pipe fan coil with outside air damper FNC18 - Two-pipe fan coil (changeover) and radiator FNC20 - Four-pipe fan coil, controlled by one damper

/ColorImageDict > /JPEG2000ColorACSImageDict > /JPEG2000ColorImageDict > /AntiAliasGrayImages false /CropGrayImages true /GrayImageMinResolution 150 /GrayImageMinResolutionPolicy /OK /DownsampleGrayImages true /GrayImageDownsampleType /Bicubic /GrayImageResolution 150 /GrayImageDepth -1 /GrayImageMinDownsampleDepth 2 /GrayImageDownsampleThreshold 1.50000 /EncodeGrayImages true /GrayImageFilter /DCTEncode /AutoFilterGrayImages true /GrayImageAutoFilterStrategy /JPEG /GrayACSImageDict > /GrayImageDict > /JPEG2000GrayACSImageDict > /JPEG2000GrayImageDict > /AntiAliasMonoImages false /CropMonoImages true /MonoImageMinResolution 1200 /MonoImageMinResolutionPolicy /OK /DownsampleMonoImages true /MonoImageDownsampleType /Bicubic /MonoImageResolution 600 /MonoImageDepth -1 /MonoImageDownsampleThreshold 1.00000 /EncodeMonoImages true /MonoImageFilter /CCITTFaxEncode /MonoImageDict > /AllowPSXObjects false /CheckCompliance [ /None ] /PDFX1aCheck false /PDFX3Check false /PDFXCompliantPDFOnly false /PDFXNoTrimBoxError true /PDFXTrimBoxToMediaBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXSetBleedBoxToMediaBox true /PDFXBleedBoxToTrimBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXOutputIntentProfile (None) /PDFXOutputConditionIdentifier () /PDFXOutputCondition () /PDFXRegistryName () /PDFXTrapped /False

/CreateJDFFile false /Description >>> setdistillerparams> setpagedevice

RXB.pdf

Documents

Transcript of RXB.pdf