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B0780AE
Rev FJuly 11, 2011
Hardware ManualSCD2200
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SOFTWARE LICENSE AND COPYRIGHT INFORMATION
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6 BPLN
4 BPLN
MAINSPOWER
PS12
PS12
IO-3
AI-10
CP
-
11
CP-3
MC-3
DI-5
MAINSPOWER
CP-3
12 BPLN
PS12
AI-10
MC-3
AI-10
AI-10
AO-3
CP-3
DI-10
DI-10
DI-10
DO-2
MAINS
POWER
DO-2
PS12 MC-3CP-3
MAINS
POWER
PS12
MAINSPOWER
PS12
MAINS
POWER
PS12
MAINS
POWER
DATACABLE
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+
PS-12
OFF
24 VDC ISOLATED AUX OUTPUT (OPTIONAL)
12 VDC AUX OUTPUT (FOR RADIO etc.)
+
VA+
VA-
R+
R-
TS
B+
B- -
-
-+
12-16 VDC BATTERY orGENERIC POWER SUPPLY SUPPLY
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+
PS-22
OFF
24 VDC ISOLATED AUX OUTPUT (OPTIONAL)
12 VDC AUX OUTPUT (FOR RADIO etc.)
+
VA+
VA-
R+
R-
TS
B+B- -
-
-+
12-16 VDC BATTERY orGENERIC POWER SUPPLY SUPPLY
-
-
-
-
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Link for SRAM battery backup
Factory default: Link installed
Rear View of CP-3 Module
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OK F1 F2 F3
100 Rx Rx
LNK RTS RTS
COL CD CD
CP-3
P1
10
P2
Tx
P3
Tx
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CP-3
PORT 1
PORT 2
ETHERNET
OPTION BOARD
PORT 3
OPTION BOARD
RJ45 Socket RJ45 Plug
87654321
12345678
GREEN / WHITE 1GREEN 2
ORANGE / WHITE 3BLUE 4
BLUE / WHITE 5ORANGE 6
BROWN / WHITE 7
BROWN 8
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OK L1 L2 Vbak
Rx Rx Rx
RTS RTS RTS
CD CD CD
MC-3
P1
Tx
P2
Tx
P3
Tx
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CM BUS
FLASH
RAM1 MB
Option board
PORT 2
UART
RS 232
PORT 1
BUS
RESET
Option board
PORT 3
RS485
DRIVERuP
8CC386EX32 MHz
PLUG-IN OPTION BOARD
RAM
1 MB
RTC
POWER
MANAGEMENT
3V
PLUG-IN OPTION BOARD
MC-3
PORT 1
PORT 2
RS232
OPTION BOARD
PORT 3
OPTION BOARD
RJ45 Socket RJ45 Plug
87654321
12345678
GREEN / WHITE 1GREEN 2
ORANGE / WHITE 3BLUE 4
BLUE / WHITE 5ORANGE 6
BROWN / WHITE 7
BROWN 8
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RJ45 Socket RJ45 Plug
87654321
12345678
GREEN / WHITE 1
GREEN 2ORANGE / WHITE 3
BLUE 4
BLUE / WHITE 5
ORANGE 6
BROWN / WHITE 7BROWN 8
http://c/Documents%20and%20Settings/jgiovino/Application%20Data/Microsoft/Word/artwork/SCD2200%20-%20R0-%20Clean.doc%23RS485WiringDiagram%23RS485WiringDiagramhttp://c/Documents%20and%20Settings/jgiovino/Application%20Data/Microsoft/Word/artwork/SCD2200%20-%20R0-%20Clean.doc%23RS485WiringDiagram%23RS485WiringDiagram7/24/2019 FoxRTU HardwareManual
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TXD
GND
CTS
RXD
RTS
RTU SERIAL
PORT
TXD
GND
CTS
RXD
RTS
RTU SERIAL
PORT
120Ohm
LINE+LINE-
GND
...
120Ohm
RS485 DEVICE
LINE+LINE- LINE+ LINE- LINE+LINE-
EARTH
100
Ohm1/2 W
GND *
* If GND wire not available, each GND terminal can be tied to EARTH locally using a 100 ohm 1/2 W resistor or directly toEARTH (if resistors not available).
TX+ TX-
RX+ RX-
GND
CP-xx ISOLATEDSERIAL PORT
TX+ TX-
RX+ RX-
GND
CP-xx ISOLATEDSERIAL PORT
TX+ TX-
RX+ RX-
GND
CP-xx ISOLATEDSERIAL PORT
GND wire canbe tied directlyto EARTH if100 ohmresistor not
100
Ohm
100
Ohm
...
MASTER
Line terminationrequired
EARTH
100Ohm1/2 W
GND wire canbe tied directlyo EARTH if
100 ohmresistor not
GND *
* If GND wire not available, each GND terminal can be tied to EARTH locall y using a 100 ohm 1/2 W resistor or directly toEARTH directly to EARTH (if resistors not available).
TX+ RX+
TX- RX-
GND
OUTSTATION
CP-xx ISOLATEDSERIAL PORT
OUTSTATION
CP-xx ISOLATEDSERIAL PORT
CP-xx ISOLATEDSERIAL PORT
TX+ RX+
TX- RX-
GND TX+ RX+
TX- RX-
GND
Line termination required
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RJ45 Socket RJ45 Plug
87654321
12345678
GREEN / WHITE 1GREEN 2
ORANGE / WHITE 3BLUE 4
BLUE / WHITE 5ORANGE 6
BROWN / WHITE 7BROWN 8
-
-
Reserved
Line -
!
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RJ45 Socket RJ45 Plug
87654321
12345678
GREEN / WHITE 1GREEN 2
ORANGE / WHITE 3BLUE 4
BLUE / WHITE 5ORANGE 6
BROWN / WHITE 7
BROWN 8
!
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TX+
TX-
RX+
RX-
100
RTS/PTT
GND
2K2 12V
CD
Figure: Line / Radio Option Board Interface
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600Ohm
600Ohm
Line terminationrequired
Line terminationrequired
RTU Port
Tx+ Tx- Rx+ Rx-
RTU Port
Tx+ Tx- Rx+ Rx-
2-WIRE LINE, POINT TO POINT(Either RTU can transmit/receive, one at a time)
600Ohm
600Ohm
600
Ohm
600
Ohm
Line terminationrequired
Line terminationrequired
RTU Port
Tx+ Tx- Rx
Rx-
4-WIRE LINE POINT TO POINT
RTU Port
Tx+ Tx- Rx
Rx-
(Either RTU can transmit/receive at any time)
600Ohm
600Ohm
Line terminationrequired
Line terminationrequired
RTU Port
Tx+ Tx- Rx
Rx-
2-WIRE LINE MULTIDROP
RTU Port
Tx+ Tx- Rx+ Rx-
RTU Port
Tx+ Tx- Rx+ Rx-
(Each RTU can transmit/receive to any RTU, one at a time)
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600Ohm
600Ohm
600Ohm
600Ohm
Line terminationrequired
Line terminationrequired
Master RTU Port
Tx+ Tx- Rx
Rx-
4-WIRE LINE, MULTIDROP
Outstation RTU Port
Tx+ Tx- Rx
Rx-
Outstation RTU Port
Tx+ Tx- Rx
Rx-
(Master RTU can transmit/receive to any one outstation RTU at any timeor each outstation can transmit/receive to master RTU, one at a time.
Note: outstation RTUs cannot communicate with each other)
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RJ45 Socket RJ45 Plug
87654321
12345678
GREEN / WHITE 1GREEN 2
ORANGE / WHITE 3
BLUE 4
BLUE / WHITE 5ORANGE 6
BROWN / WHITE 7BROWN 8
Rx Rx
RTS RTS
CD CD
CP-3
P2
Tx
P3
Tx
Rx
Rx
RTS
RTS
CD
CD
MC-3
P2
Tx
P3
Tx
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TX RX
RX TX
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RJ45 Socket
RJ45 Plug
87654321
12345678
GREEN / WHITE 1GREEN 2
ORANGE / WHITE 3BLUE 4
BLUE / WHITE 5ORANGE 6
BROWN / WHITE 7
BROWN 8
50 to 500 Ohms #
Line+
Line-
Multidrop (up to 15 HART devices)
-
+
24 VDCPowerSupply*
+
-
+
-
HART
Device
+
-...
HART
RTU Port
HART
Device
HART
Device
* If using two multidrop circuits on the one RTU, please ensure power supplies are isolated from each other.# The more HART devices that are connected, the closer the resistor value needs to be to 50 ohms.
500Ohms
HART
RTU Port
Line+
Point To Point
- +24 VDCPowerSupply
HART
Device
+
-
RTU
AnalogInput
Channel
+ -Line-
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Table: Standard I/O Modules
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AnalogInput
Module
250Ohm
Loop PoweredAnalog Input
+24V
0V
Analog
Input +-
AnalogInput
Module
250Ohm
Self PoweredAnalog Input
+24 V Supply
0V
AnalogInput + -
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Figure: Shield Connections for Analog Input Modules
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1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Analog Load-
+
Connected to frame ground(by module)
Y
OUTPUT MODULE(4 CHANNEL)
Figure: Shield Connections for Analog Output Modules
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Analog
Input
Module
250Ohm
820 Ohm
1/2 Watt
5KPotentiometer
Analog Input
Test Circuit
(4-20 mA)
+24 V
0 V
AnalogInput
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OK (L1)
1
2 6 (F)2
3 7 (F)3
4
8
(F)4
AI-10
5
(F)1
DC OK
(F)6
(F)7
(F)8
(F)5
OK (L1)
1
2 6 (F)2
3 7 (F)3
4
8
(F)4
AI-10-V
5
(F)1
DC OK
(F)6
(F)7
(F)8
(F)5
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1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
CH 3-
CH 1+
CH 2-
CH 1-
CH 2+
Wiring Examples
CH 3+
CH 4-
CH 4+
0 V
+24 V Output
CH 7-
CH 5+
CH 6-
CH 5-
CH 6+
CH 7+
CH 8-
CH 8+
0 V
+24 V Output
CH x +
+24 VOutput
2-wire transmitter *(powered by module)
CH x -LOOP
0 V
+-
AnalogInput
CH x -
CH x +
+24 VOutput
3-wire transmitter *(powered by module)
0 V PWR
+-
Analog
Input
4-wire transmitter(powered by module)CH x -
CH x +
+24 VOutput
0 V PWR
+-
AnalogInput
4-wire transmitter(powered externally)
+
-CH x +
CH x -AnalogInput
PWRPOWER
SUPPLY
+
-
3-wire transmitter(powered externally)
+-
CH x +
CH x -
AnalogInput
PWRPOWER
SUPPLY
+
-
CH x +
2-wire transmitter(powered externally)
CH x -
+-
AnalogInput
POWER
SUPPLY
+
-
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1
23
45
67
89
10 1112
1314
1516
1718
1920
CH 3-
CH 1+
CH 2-
CH 1-CH 2+
Wiring Examples
CH 3+
CH 4-CH 4+
0 V
+24 V Output
CH 7-
CH 5+
CH 6-
CH 5-CH 6+
CH 7+
CH 8-CH 8+
0 V+24 V Output
CH x +
+24 VOutput
2-wire resistive sensore.g. ThermocouplePowered by module
CH x -LOOP
0 V
+- Sensor
CH x -CH x +
+24 VOutput
3-wire RTD sensore.g. RTD sensor inresistive bridge
Powered by module0 V PWR
+-
Sensor
4-wire RTD sensore.g. RTD sensor inresistive bridgePowered by module
CH x -CH x +
+24 VOutput
0 V PWR
+- Sensor
CH x +
CH x -
+
-
2-wire PV sensore.g. Photovoltaic sensorSensor
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32760
0
0 4 20Current (mA)
(4 to 20 mA range)
Raw
Value
(decimal)
32760
0
0 20Current (mA)
(0 to 20 mA range)
Raw
Value
(decimal)
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Link for 4-20 mAoperation.Remove link for0-20 mA operation.Factory default:Link Installed.
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OK
ANALOG OUT
1
AO-3
2
3
4
RST
OPEN LOOP
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1
2
3
4
56
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Wiring
CH 2 +
CH 1 +
CH 1 -
SHIELD
CH 2 -
SHIELD
CH 4 +
CH 3 +
CH 3 -
SHIELD
CH 4 -
SHIELD
CH x +
CH x -
SHIELD
0-20 / 4-20 mACurrent LoopReceiver
+
-
Analog
Load
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OK
1 5
2
3
4
DI-5
9 13
10 14
11 15
12 16
6
7
8
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1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
1617
18
19
20
CH 6
CH 1
CH 4
CH 2
CH 3
Wiring Examples
CH 5
CH 8
CH 7
0 V / Common
+12 V Output
CH 14
CH 9
CH 12
CH 10
CH 11
CH 13
CH 16
CH 15
0 V / Common
+12 V Output
FIELD CONTACT
CH x
+12 V Powered bymodule
FIELD CONTACT
CH x
0 V
External powersupply
Note: polarity canbe reversed.
+
POWER
SUPPLY
INTERNALCIRCUITRY
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OK
A1 A5
A2
A3
A4
DI-10
B9 B13
B10 B14
B11 B15
B12 B16
A6
A7
A8
PCON
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1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
CH 6
CH 1
CH 4
CH 2
CH 3
Wiring Examples
CH 5
CH 8
CH 7
0 V / Common
+12 V Output
CH 14
CH 9
CH 12
CH 10
CH 11
CH 13
CH 16
CH 15
0 V / Common
+12 V Output
FIELD CONTACT
CH x
+12 VOutput
Powered bymodule
FIELD CONTACT
CH x
0 V /Common
External powersupply
+AC or DC*
POWER
SUPPLY
INTERNALCIRCUITRY
* DC voltage applied to inputchannel must be more positivethan the common
DC pow ered inputs and AC powered inputs canboth be used on the one module.
Care should be taken to ensure that the negativerail of each external power supply is connectedto the DI-10 0 V / Common ter minal.
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OK FU
A1 B3
A2 B4
DO-1
C5 D7
C6 D8
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!
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DO
MODULE
RELAYOUTPUT
COM. +
DC SUPPLY
1 A, 100 V
DC LOAD
RELAYOUTPUT
COM. +
DC SUPPLY
1 A, 100 V
DC LOAD
OR
RELAY
OUTPUT
COM.
AC SUPPLY
MOV275 VAC
AC LOAD
(1N4001) (1N4001)
DO
MODULE
DO
MODULE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
CH 1
CH 2
NO
NCNO
NC
COMMON 17 A
INTERNALCIRCUITRY
CH 5
CH 6
NO
NC
NO
NC
COMMON 3
CH 3
CH 4
NO
NC
NO
NC
COMMON 2
CH 7
CH 8
NO
NC
NO
NC
COMMON 4
7 A
7 A
7 A
External PowerSupply. Note:polarity can bereversed.
CH xLOAD
COMMON +
Wiring Example
POWER
SUPPLY
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OK FU
1 5
2 6
DO-2
9 13
10 14
3 7
4 8
11 15
12 16
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!
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1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
1617
18
19
20
INTERNALCIRCUITRY
7 A
CH 1
CH 3
CH 6
CH 8
COMMON 1
CH 2
CH 4
CH 5
CH 7
7 A
CH 9
CH 11
CH 14
CH 16
COMMON 2
CH 10
CH 12
CH 13
CH 15
LINK *
LINK *
* Optional link for DC SUPPLY ONLY. Enables f use fail LED FU on module. CAUTION! When
links are installed, a maximum voltage of 30 V AC or DC can be used to power the common.
External PowerSupply. Note:polarity can bereversed.
CH x
COMMON+
Wiring Example
LOAD
POWER
SUPPLY
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OK
1 5
2 6
DO-6
9 13
10 14
3 7
4 8
11 15
12 16
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1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
1617
18
19
20
CH 1
CH 3
CH 6
CH 80 V
CH 2
CH 4CH 5
CH 7
CH 9
CH 11
CH 14
CH 16
CH 10
CH 12CH 13
CH 15
0 V
+12 V Output
+12 V Output
External DCPower Supply
CH x
0V
+
Wiring Examples
LOADPOWERSUPPLY
+12V Output
LOADCH x+ Load powered by
DO-6 module
+
When output is energised, output channel isshorted to the 0 V terminal.
INTERNAL
CIRCUITRY
12V Output is sourced from the backplane powerrail. This output is not isolated. Care should be
exercised to avoid shorting or overloading thisoutput.
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32760
0
0 4 20Current (mA)(4 to 20 mA range)
RawValue(decimal)
32760
0
0 20Current (mA)(0 to 20 mA range)
RawValue(decimal)
Figure: IO-3 Scaling for Analog Current Input
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Link for 4-20 mAoperation. Removefor 0-20 mAoperation.
Factory default:Link installed
Figure: IO-3 Rear Module and Link Location
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OK FU
A1 B1
A2
A3
A4
IO-3
D1
C2 D2
C3 D3
C4 D4
C1
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!
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1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
INTERNALCIRCUITRY
7 A
DO CH 2
DO CH 4
DI Common
DO CH 1
DO CH 3
LINK *
+24 V Output
AI CH 1
AI CH 4
AI CH 2
AI CH 3
Wiring Examples
0 V
AO -
AO +
SHIELD
DO Common
DI CH 1
DI CH 4
DI CH 2
DI CH 3
AO +
AO -
Current Load
External PowerSupply. Note: polarity
can be reversed.
DI CH x
DICommon
External powersupply. Note: polaritycan be reversed.
+
DO CH x LOAD
DO
Common
+
FIELD CONTACTDI CH x
+24 VOutput
Powered by module
FIELD CONTACT
DI Com.
0 VLink
POWER
SUPPLY
POWER
SUPPLY
AI CH x
+24 VOutput
2-wire transmitter(powered by module)
0 VAI CH x
+24 VOutput
3-wire transmitter(powered by module)
-
+AnalogInput
+-
AnalogInput
4-wire transmitter(powered by module)0 V
AI CH x
+24 VOutput
PWR
+-
AnalogInput
+
-AnalogOutput
DC pow ered inputsand low voltage ACinputs can both beused on the onemodule.
* Optional link for DCSUPPLY ONLY. Enables fusefail LED FU on module.
CAUTION! When link isinstalled, a maximum voltageof 30 V AC or DC can be usedto power the common.
4-wire transmitter(powered externally)
+
-AI CH x
0 VAnalogInput
PWRPOWER
SUPPLY
+
-
3-wire transmitter(powered externally)
+-
AI CH x
0 V
AnalogInput
PWRPOWER
SUPPLY
+
-
AI CH x2-wire transmitter(powered externally)
0 V
+-
AnalogInput
POWER
SUPPLY
+
-
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Link for 4-20 mAoperation.Remove for 0-20 mAoperation.
Factory Default:Link Installed
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32760
00 4 20
Raw
Value
(decimal)
32760
00 20
Current (mA)(0 to 20mA range)
Raw
Value
(decimal)
Current (mA)(4 to 20mA range)
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32760
00 4 20
Raw
Value(decimal)
32760
00 20
Current (mA)(0 to 20mA range)
Raw
Value(decimal)
Current (mA)(4 to 20mA range)
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OK
AI 24VaDI1 1234
IO-5
OL
RST
DOAO1234
1234
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http://c/Documents%20and%20Settings/jgiovino/Application%20Data/Microsoft/Word/artwork/SCD2200%20-%20R0-%20Clean.doc%23LinkingBackplanes%23LinkingBackplaneshttp://c/Documents%20and%20Settings/jgiovino/Application%20Data/Microsoft/Word/artwork/SCD2200%20-%20R0-%20Clean.doc%23LinkingBackplanes%23LinkingBackplanes7/24/2019 FoxRTU HardwareManual
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1
2 3Fasten screw to lock moduleonto backplanePress into socket
Hook mounting tab ontobackplane slot
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102
36
DETAIL
174
176
7
10
156
194
176
24 V5 V
0 V
12 VPCON Power Control
0 V
.
.
....
CM- Comms Link
CM+ Comms Link
CSR Processor Interrupt
GND Signal Ground
PCON Power Control
IO- IO Link
IO+ IO Link
Phoenix Connector...
....
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102
36
DETAIL
174
176
7
10
228
266
248
Figure: 6 BPLN Dimensions (mm)
24 V5 V
0 V
12 VPCON Power Control
0 V
.
.
....
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CM- Comms Link
CM+ Comms Link
CSR Processor Interrupt
GND Signal Ground
PCON Power Control
IO- IO Link
IO+ IO Link
Phoenix Connector..
.
.
.
.
.
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102
DETAIL
174
176
7
10
444
482
464
36
Figure: 12 BPLN Dimensions (mm)
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24 V5 V
0 V
12 VPCON Power Control
0 V
.
.
.
.
.
.
CM- Comms Link
CM+ Comms Link
CSR Processor Interrupt
GND Signal Ground
PCON Power Control
IO- IO Link
IO+ IO Link
Phoenix Connector.......
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148
451
WING
installation
screws
Top View
102
DETAIL
174
176
7
10
451
482
464
36
Figure: WING Dimension Details (mm)
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Data Cable
Intermediate BackplanesFirst Last
INOUT INOUT INOUT INOUT INOUT INOUT INOUT
6 BPLN
RACK 1
1 612
SLOT
12 BPLN
6 BPLN
RACK 2
17 2228
SLOT
6 BPLN
RACK 333 38
44SLOT
6 BPLN
RACK 4
49 5460
SLOT
4 BPLN
13 16
29 32
45 48
61 64
12 BPLN
12 BPLN
12 BPLN
4 BPLN
4 BPLN
4 BPLN
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J15 TERM.(ON)
RACK 1
1
8
SWITCH
RACK 1 RACK 2
RACK 3 RACK 4
1
8
1
8
1
8
1
8
RACK 1 RACK 2
RACK 3 RACK 4
1
8
1
8
1
8
1
8
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4 BPLN
13 16
J13
J14
POWER CABLE
DATA CABLE
ON
6 BPLN
1 6SLOT
J13
J14
ON
SLOT
RACK 1 RACK 1
Note:same rack numbers can be used since each backplanehas different slot addresses (1 to 6 and 13 to 16).
PS-11Both backplanesare poweredusing a PS-11 inany slot(typically slot 1)
Same settings apply for 12 BPLN
1
12
12 BPLN
SLOT
J13
DATA CABLE
ON ON
RACK 1 RACK 2
Note: different rack numbers are required to avoidclashing of the slot addresses.
Each backplane requires its own PS-11/21 powersupply module (typically installed in the left slot).Note: a single supply can be used to power bothbackplanes using a power cable if the total currentload of the supply is not exceeded.
6 BPLN
17 22SLOT
J13
Same settings apply for 12 BPLN
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J13
J15
RACK 1
J13
J15
RACK 2
J13
J15
RACK 1
J13
J15
RACK 2
RACK 3
J13
J15
J13
J15
RACK 1
J13
J15
RACK 2
RACK 3
J13
J15
RACK 4
J13
J15
J13
J15
J15 TERM.(ON)
RACK 1
SINGLE BACKPLANE
1
8
1
8
1
8
1
8
1
8
1
8
1
8
1
8
1
8
1
8
SWITCH
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RJ45 Socket RJ45 Plug
87654321
12345678
GREEN / WHITE 1GREEN 2
ORANGE / WHITE 3BLUE 4
BLUE / WHITE 5ORANGE 6
BROWN / WHITE 7BROWN 8
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DB9/DB15/DB25
socket or plug
RJ45
socket
Loose wires inside the adaptor are used to connectthe RJ45 socket to the DB9/15/25 socket or plug
Communications
Device
RJ45 Straight T
hroughPatch Cable
E
xample Adaptor Usage
Adaptor
Maximum RS232 cable length= 50Ft = 15.2m
Maximum RS485 cable length= 2000Ft = 609.6m
CP-3
RS232
87654321
DB9
FemaleRJ45
socket
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PS12 AI-10CP-11CP-3 MC-3 DI-5
100mm minimum
100mm minimum
Enclosure
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VENT MUST BEINSTALLED IFENCLOSURE HAS ABATTERY. INSTALL ASECOND VENT INLOWER RIGHT HANDCORNER IF BATTERYIS > 26 AH OR IFENVIRONMENTALCONDITIONSREQUIRE GREATER
AIRFLOW.
RADIO OR MODEM.NOTE: RADIO CAN BEMOUNTED ON REAR OFDOOR BY USING DINRAIL. ENSURE THATTHE RADIO IS MOUNTEDON THE TOP LEFT HANDCORNER OF THE DOORTO ALLOW THE RADIOTO CLEAR THE RTUMODULES WHEN THEDOOR IS CLOSED.
INSTALL BACKPLANE LOW ENOUGH TOALLOW FOR AIRFLOW THROUGH
GEARPLATE
BATTERY BRACKET.CAN REST ON FRONT
LIP OF ENCLOSURE
LIGHTNING ARRESTOR.INSTALL HIGH ENOUGH TO
ALLOW EASY ACCESS FORANTENNA LEADCONNECTION
LEAVE AT LEAST 30 mmCLEARANCE TO ALLOWROOM FOR GLANDS ANDCABLES.
CABLE GLANDS MOUNTEDTHROUGH GLAND PLATE
DOUBLE GPO. ONEOUTLET FOR RTU. ONEOUTLET FOR LAPTOP.WHEN A 7AH BATTERYIS USED, DGPO ISMOUNTED ON SIDE OFBATTERY BRACKET(AVAILABLE FROMYOUR RTU SUPPL/IER)
IO WIRING TERMINALS
BATTERY
EARTH STUD. ENSUREGPO, BACKPLANE ANDLIGHTNING ARRESTOR
ARE CONNECTED TOTHIS POINT USING
APPROPRIATE EARTHINGMETHODS.
PSU-3
PS12 IO-3CP-3
ENCLOSURE MUST NOTCONTAIN OPENINGS INTHIS AREA TO AVOIDFIRE RISK TO EXTERNAL
ENVIRONMENT5 DEG 5 DEG
ENCLOSURE
Eg. 500 HIGH x 400 WIDE x 210 DEEP mm
SLOTTED DUCT 20 X 60 mm
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PROGRAMMING
DEVICE
RTU CABINET MOTOR DRIVESAND OTHERELECTRICAL
CONTROLEQUIPMENT
MACHINERY
CENTRAL GROUND POINT
EARTH GROUND
NOTE:SIGNAL AND POWERCONNECTIONS NOT SHOWN
BACKPLANE
BACKPLANE
Figure: Recommended System Grounding
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