LG Electronics LATS HVAC User’s Manual

1

Ver.11_2019.04.02

LG Electronics

LATS HVAC

User’s Manual

CAC model Selection & System Check Simulation Program’s Tutorial & Manual

2

Contents

Environment .......................................................................................................................................................................................... 4

Introducing menu and pane ............................................................................................................................................................ 5

1) Menu ......................................................................................................................................................................................... 5

2) Pane ........................................................................................................................................................................................... 8

Creating a project ............................................................................................................................................................................. 11

1) Multi V ................................................................................................................................................................................... 13

2) Multi ....................................................................................................................................................................................... 18

3) ERV ......................................................................................................................................................................................... 22

4) Single ..................................................................................................................................................................................... 24

5) Control System .................................................................................................................................................................. 25

6) Report output ..................................................................................................................................................................... 45

Wrap-up .............................................................................................................................................................................................. 45

LATS Agreement .............................................................................................................................................................................. 46

Electronic Marketing ............................................................................................................................................................. 46

New Functions .................................................................................................................................................................................. 47

1) Import shd File ................................................................................................................................................................... 47

2) Remote Controller, Dry contact selection remark ................................................................................................ 48

3) Header, HR unit change .................................................................................................................................................. 50

4) Height difference- all ....................................................................................................................................................... 50

5) Accessory All....................................................................................................................................................................... 51

6) Y branch, Header, HR Unit on panel ........................................................................................................................... 51

7) Cut, Copy unit system ..................................................................................................................................................... 52

8) Delete Upper , Lower leg ................................................................................................................................................ 52

9) Oil trap .................................................................................................................................................................................. 53

10) IDU Tag ............................................................................................................................................................................... 55

3

Figure 1 LATS HVAC interface

4

Environment

[Recommendation]

Windows 7/8/10, 32/64bit

MS office 2010, 2013, 2016, 2019 (Excel, Access are mandatory)

*Not support office 365.

[Requirement]

Windows 7, 32bit

MS office 2007 SP3 (Excel, Access are mandatory)

Working on standalone machines, not recommended for server usage.

5

Introducing menu and pane

1) Menu .

1. Main

Figure 2 Main Menu

New: Create new project.

Open: Open existing project file.

Info: Check the project file information.

Save: Save the project file.

Save as: Save the project file to other name.

Close: Close the project file.

Load Summary: Check and add the room load information and room information by manual input

of Excel importing function

Import: Import the project file.

Import shd File: Import the export project file of LATS CAD or LATS Revit.

Report: Make the report (.xls file)

GERP: Function dedicated for LGE employee to export file for ordering system of products.

(Currently upload available at B2B GERP system)

DXF: Create Tree/Schematic diagram in AutoCAD file.

LATS Energy: shortcut button to LATS Energy website

2. System

Figure 3 System Name

New: Create new system.

Copy: Copy the system.

Delete: Delete the system user selects.

6

Rename: Change the system name.

System Setting: Check or change the system setting information. Function also available by

double clicking the name of the system in the system pane.

System Check All: Checks all systems.

*If Software version is different from project version.

Below system check all message will pop up when project open.

3. View

Figure 4 View Menu

System Tree: Show or not the system tree

Log viewer: Show or not the log viewer.

Properties: Show or not the properties

Overview: Show or not the overview.

4. Language

Figure 5 Language Menu

User can select display language by clicking on check box

7

5. Help

Figure 6 Help Menu

LATS Help: Shows the user manual

View update info: Shows the update information.

Project file info: Shows the project file information

8

2) Pane

1. Properties Pane

To apply any modification, always use the Save button after each action.

Figure 7 Properties Pane

[Common]

Unit Information: Available to change the Unit. To save the unit, click the disc button.

Display

Panel Position: Change Panel Position Top/Right

Buyer Model Name: Show Buyer Model Name

Pipe Diameter: On/Off Pipe Diameter

Pipe Length: On/Off Pipe length

Pipe Legend: On/Off Pipe Legend three pipe or two pipe

Controller Icon: On/Off icon of remote controller, dry contact, and group control kit

IDU Tag: On/Off IDU tag to display or not on tree diagram, schematic diagram and

validation property

Room Load On/Off Icon of room load

Program Setting

Auto Save(minute): Set Auto Save time 3/5/10 min

Auto Update: On/Off Auto Update

[Multi V]

Branch option: Available to select “0” series branch.

Schematic

ODU Breaker: Available to select “total” or “each” outdoor breaker.

Conditional App: Select the conditional application option (Check the PDB)

Hydro kit

Lock Operation Mode: Check or not the Operation mode lock function.

Simulation

FAU Simulation: Check or not the FAU simulation.

Diversity: Check or not the Diversity function.

Altitude Factor: Apply Altitude Factor for Multi V (Refer to Altitude Factor on Multi V

Menu)

Block Load: Show Block Load on Tree Diagram

10

2. System Tree Pane

Figure 8 System Tree Pane

This pane shows an overview of your entire project containing all your created systems.

User can switch among systems by clicking on the desired one. User can create new systems

by right clicks or using the icons ( ) for various configurations.

3. Project Pane

Figure 9 Project pane

At this pane user can work on his systems. Interface is easy to use either by drag and drop

function or double clicks and selection.

11

Creating a project

1. Click the “new” button

Figure 10 Pop-up window initializing project start-up

Check or change the project name and saving path. And then click the next.

2. Select and change the region data

Figure 11 Pop-up window for design conditions

Select and change the region climate data. User is allowed to modify temperatures and

humidity default values; an automatic calculation for WBT is done when inputting DBT and

humidity (RH).

12

3. Customer / Contractor Information

Figure 12 Pop-up window for dedicated info at report

The information is printed out to the report

4. Select the model type

Figure 13 Pop-up window for selecting system configuration

Select the model you want to design

13

1) Multi V

Figure 14 Pop-up window after selecting VRF

Systems: Naming the system.

Region: Select the region (each region has a different database of available equipment)

ODU Series: Select outdoor series

ODU Types: Select the outdoor type

Simulation mode: Select the simulation mode (Both/cooling/heating), depending on your

selection at report tree view will show capacities values.

After clicking on OK button, a VRF configuration appears in Project Pane.

Figure 15 Main pane for Multi V (VRF) system

For each section of equipment the user has the possibility to select dedicated accessories, function is

available for both outdoor unit selection as well as for indoor unit selection.

Select the indoor unit either by drag and drop or by double clicking the void square (a new pop-up

window will open)

14

Figure 16 Indoor unit selection

Generation: Select Generation

IDU Type: Select indoor unit type

IDU Model: Select the model name

Height difference from ODU: Below or above the height difference from ODU

Room design temperature: User can modify room temperature if Diversity is ON

Model capacity: The value represents the selected model’s capacity simulated according only

to temperature.

Est. Discharge Temp. : the value represents the estimated discharge temperature simulated

according model sensible capacity and room temperature.

IDU Tag: Insert tag of IDU selected. If user doesn’t insert tag, program numbered

automatically. This tag is shown on tree diagram, schematic diagram and validation property. Indoor unit type Duct selection

When ducted units are selected as indoor units for the system, one must consider 2 interconnected

features of the unit: air flow and ESP1. To select air flow, please push the drop down button select

manual input your demand for air flow in CMM2 (or CFM, or CMH, or LPS) and select an appropriated

value for ESP (to know availability of ESP, please consult PDB3)

1 ESP: External Static Pressure

2 CMM: Cubic Meters per Minute

3 PDB: Product Data Book

15

Figure 17 Indoor unit type Duct selection

Select equipment (Click the void or the stand by button)

Indoor Units: Insert the indoor units

Y-Branch: Insert the Y-Branch

16

4 Header: Insert the 4 Header

7 Header: Insert the 7Header

10 Header: Insert the 10 Header

HR unit 2ports: Insert the PRHR023 (Heat recovery models)





Change the pipe length: Click the pipe length and you can modify the length and add number of elbows

(piping turns).

Select the Outdoor Unit (by double clicking on your outdoor unit image)

Full models: User selects the model directly

Auto selection: Based on combination, program suggest the outdoor unit

Defrosting factor: In heating to under “0” degree, the capacity is calculated automatically

Figure 18 Pop-up for outdoor unit selection

17

After configuration of system is completed, user can proceed to simulation of system by clicking the

system check. The view of the Project Pane is selected either on Tree mode (user can see refrigerant

diagram isometrically) or Schematic diagram (user can see electrical and communication sketch).

Figure 19 VRF menu

Auto piping: Selects the pipe diameter and y-branch size automatically

System check: Checks the designed configuration and calculates the additional refrigerant

Validation property: Shows the validation property based on PDB

Tree: Shows Tree diagram

Room Load: On/Off Room Load

Schematic Diagram: Shows Schematic diagram

Power Line, Control Line: On/Off Power Line, Control Line

Altitude Factor: Shows Altitude Factor table for reference

Figure 20 Validation property window

18

2) Multi

This is the page of Multi model selection.

Figure 21 Pop-up window after selecting Multi Split

Systems: Naming the system.

Region: Select the region (each region has a different database of available equipment)

ODU Types: Select the outdoor type

Simulation mode: Select the simulation mode (Both/cooling/heating), depending on your

selection at report tree view will show capacities values.

After clicking on OK button, a Multi configuration appears in Project Pane.

For each section of equipment the user has the possibility to select dedicated accessories,

function is available for both outdoor unit selection as well as for indoor unit selection

Figure 22 Main pane for Multi system

For Multi system, configuration has to start with the selection of Outdoor unit first. User has to

previously decide whether to use “Buyer Model Name” or “Factory Model Name” for his configuration

(and save). By double clicking on the outdoor unit image, user can select a specific unit

19

Figure 23 Multi selection (outdoor)

Search Types: Search the model by category

Full Models: Search the model to all model list

Model capacity: Shows the model capacity and input power. The value represents the

selected model’s capacity at nominal conditions before simulation.

Figure 24 Outdoor Unit Properties on Multi System

Combination Table: Check the selected model combination table

Figure 25 Combination Table of Multi

20

Check the branch and BD Unit information

Select the indoor unit either by drag and drop or by double clicking the void square (a new pop-up

window will open)

Figure 26 Indoor unit selection on Multi system

After configuration of system is completed, user can proceed to simulation of system by clicking the

system check. The view of the Project Pane is selected either on Tree mode (user can see refrigerant

diagram isometrically) or Schematic diagram (user can see electrical and communication sketch).

21

After system check and validation check, user is able to conclude if configuration is valid or not.

Figure 27 Schematic diagram (Multi Pane View)

22

3) ERV

Select the system type (based on Hz, Location)

Figure 28 Energy Recovery Ventilator configuration Pane

Select the model and accessories. And then, click the Heat recovery button

Check the heat recovery value

23

Check the PQ Curve

Check the efficiency curve

Check the psychrometric chart

24

4) Single

This is the first page of Single model selection

Insert the room design and requirement information

Select the model and system information

After system check, check the simulated result.

25

5) Control System

* This function only Global, EU, NA version，except Domestic version.

Select Control system on the window，system type.

26

[ODU Group Design]

There are many designed systems such as Multi V, Multi, Single and ERV. Making ODU Groups by

clicking the button, ‘ODU Group Design’.

Click the button, ‘ODU Group Design’.

Click the button, ‘Add’, and then added ODU Groups.

Double clicking Group name and then change Group name as you want. Click the button, ‘Delete’, and

then deleted ODU Group.

27

Check systems on the System List to make group and then click the button, ‘<<’. So, Group 1st floor contains systems, Multi V1, Multi V2, and MultiV3.

Click the button, ‘>>’, and the contained systems will be removed.

[How to connect Between Master and ODU Group]

Step to design Control System depends on Controller designer starting Master (or Slave) to

ODU groups or starting ODU groups to Master (or Slave). Master central controller must be

selected. Master – ODU Group designs mainly.

* M: Master, S: Slave, C: Channel, M1C1: Channel 1 of Master1

Click the button, ‘Add’ on Central Controller (Master), and select M1 as ACP IV.

28

Click Channel 1 of M1.

Check the Group, 1st floor.

Click the button, ‘Connect’.

Group, 1st floor will be connected to M1C1.

After connecting it, color for Channel 1 of M1 changed to green. M/S column for ODU Group

List will be noted M1C1.

29

Connection between M1C2 and ODU Group, 2nd floor and 3rd floor is same method.

Group, 2nd floor and 3rd floor will be connected to M1C2.

After connecting it, color for Channel 2 of M1 changed to green.

M/S column for ODU Group List will be noted M1C2.

Click the button, ‘OK’ to finish design for Control System.

31

[Master to Slave to ODU Group]

Click the button, ‘Add’ on Central Controller (Master), and select M1 as ACP IV.

Click the button, ‘Add’ on Central Controller (Slave), and select S1, S2 as AC EZ.

32

Check S1，S2.


Click the button，‘ Connect’

S1, S2 will be connected to M1C1.

After connecting it, color for Channel 1 of M1 changed to green.

M column for Central Controller (Slave) will be noted M1C1.

33

Check the Slave you want to disconnect from Master.

Click the button, ‘Disconnect’. Disconnection will be done.

34

Check each Group, 1st floor and 2nd floor.

Click Channel 1 of S1.

Click the button, ‘Connect’

Group, 1st floor and 2nd floor will be connected to S1C1.

After connecting it, color for Channel 1 of S1 changed to green. M/S column for ODU Group

List will be noted S1C1.

35

Connect Group, 3rd floor to S2 is same method.

If there are something to disconnect, check the Group you want to disconnect from Slave.

Click the button, ‘Disconnect’. Disconnection will be done.

36

[How to connect ACS I/O Module]

Click the button, ‘Add’ on ACS I/O Module.

Select which Controller you want to connect ACS I/O Module. Double click Quantity Input

required Quantity.

38

[How to connect PDI]

There are 2 way to select PDI such as Master or Slave. PDI design mainly as Master Controller.

[PDI as Master]

Click the button, ‘Add’ on Central Controller (Master), and select M1 as PDI Premium.

Check Groups, 1st floor, 2nd floor and 3rd floor.


Click the button, ‘Connect’.

39

M1C1 will be connected to groups, 1st floor, 2nd floor and 3rd floor.

M/S column for 1st floor, 2nd floor and 3rd floor will be noted M1C1.

Check the column for PDI to connect pulse line.

40


41

[PDI as Slave]

Click the button, ‘Add’ on Central Controller (Slave), and select S3 as PDI Premium.

Check S3.

Click Channel 1 of M1. Click the button, ‘Connect’.

S3 will be connected to M1C1.

M column for S3 will be noted M1C1.

42

Check PDI column to connect PDI Premium to Group, 2nd floor.


43

[Design for Integrated Controller]

Select Integrated Controller as AC Manager 5.

Click the button, ‘OK’ to finish Design.

44

*How to revise design

1. Double click Design Screen.

2. Click the icon, ‘System Setting’ on System tab.

3. Click the icon, ‘System Setting’ on System Tree.

45

6) Report output

After simulation successfully concluded, the user is able to export a summary in the form of an Excel

report with several sheets containing output information related to the simulated systems or PDF

report.

Figure 29 Report main page

Wrap-up

For additional information on functions such as Diversity or Hydro kit, please contact your

Local LG Electronics representative.

46

LATS Agreement

Electronic Marketing

There is LATS Agreement menu on Help tab.

By uncheck check box, ‘I accept the Electronic Marketing’ (red box mark) and then click ‘OK’ button.

You can cancel the Electronic Marketing agreement.

47

New Functions

1) Import shd File

1. Click the button, ‘Export to LATS HVAC’ on LATS CAD or LATS Revit.

48

2. Click the button, ‘Import shd File’ on LATS HVAC.

3. Select Import file that is the exported file from LATS CAD or LATS Revit (*.shd).

2) Remote Controller, Dry contact selection remark

1. Click the button, ’Accessories’ on the window, Indoor Unit Properties.

49

2. Select remote controller, dry contact on Accessory table.

3. After selecting remote controller，R remark on Room image(T remark on N.America version)

4. After selecting Dry contact，D remark on Indoor unit image.

50

3) Header, HR unit change

Header or HR unit can be changed on Branch/Header Dialog as Substitute Model.

Select substitute model and click OK button.

4) Height difference- all

By clicking All, All Height difference from ODU to HR unit on Branch/Header Dialog

All Height difference from ODU to IDU on Indoor Unit Properties change at the same time.

It works same system.

51

5) Accessory All

If you want to select any accessory for every Indoor unit on same system, check All column and then

Click Add button.

If you want to remove any accessory for every Indoor unit on same system, check All column and

then Click Delete button.

6) Y branch, Header, HR Unit on panel

Select Y branch, Header, HR Unit by drag and drop from panel to Tree same as Indoor units.

52

7) Cut, Copy unit system

Cut, Copy unit between systems and inside systems.

Cut or Copy unit system and the Paste unit system where you want to paste it.

8) Delete Upper , Lower leg

Delete Upper or Lower leg for Y branch

53

9) Oil trap

Oil trap mark on Outdoor Multi Frame and Oil trap requirement on the report

[Report]

55

10) IDU Tag

When selecting IDU, user can set tag by each models.

User can change tag on IDU properties window. If user does not insert value manually, program

assign tag automatically by serial number.

The same name of tag can not be set on the same system

This value is shown on tree diagram, schematic diagram and validation property.

Figure 30 IDU Tag on Indoor Unit Properties

Figure 31 IDU Tag on Tree Diagram

56

Figure 32 IDU Tag on Schematic Diagram

Figure 33 IDU Tag on Validation Property

LG Electronics LATS HVAC User’s Manual

Documents

Transcript of LG Electronics LATS HVAC User’s Manual