DISCHARGE AIR TEMPERATURE CONTROL (PAHCMS000)
21
ENGLISH
n
Table of SW1~SW4
SW name
No
Item
Setting
Note
SW1
1
Control Type
ON
Communication
Controlled by DDC through Modbus or LG central
controller
OFF
Contact signal
Controlled by DDC through Contact signal
LG Central controller can only monitor status
2
Discharge
Temp. Control
Type
ON
Stand alone
LG remote controllers & central controllers or
DDC(Modbus) can control discharge air temperature by
using LG discharge temperature sensor
OFF
Manual by DDC
DDC(Contact Signal or Modbus) can control discharge air
temperature by ODU capacity control referring to field
supplied discharge temperature
3
Defrost
Operation
Type
1)
ON
Normal
In case of multiple outdoor units, Defrost
operation can be operated simultaneously
OFF
Sequential
Start up
In case of multiple outdoor units, the outdoor unit
is sequentially started at intervals of 10 minutes
4
LG Central
Commnunication
Type
(CH3 of Main
Module)
ON
Modbus
Modbus communication between main module and
LG central controller (control/monitoring possible)
OFF
LGAP AHU
LGAP AHU communication between main module
and LG central controller (monitoring only)
SW2
1
ODU Capacity
Control
ON
ODU Capacity
Setting #2
ODU capacity control #2
OFF
ODU Capacity
Setting #1
ODU capacity control #1
2
Reserved
-
-
-
3
Reserved
-
-
-
4
Reserved
-
-
-
SW3
1
Reserved
-
-
-
2
Reserved
-
-
-
3
Reserved
-
-
-
4
Reserved
-
-
-
SW4
1
Emergency
Stop
2)
ON
Setting #2
System stops when the circuit(DI3-GND) is ‘open’
OFF
Setting #1
System stops when the circuit(DI3-GND) is ‘short’
3
Reserved
-
-
-
4
Reserved
-
-
-
The default setting of all DIP switch is set “off”
<Main Module>
<Communication
Module>
NOTE
1) Function of defrost operation type can be applied only to MULTI V outdoor units.
2) Emergency Stop function is working regardless ‘Control Type’ setting (DIP Switch SW1-2)
DISCHARGE AIR TEMPERATURE CONTROL (PAHCMS000)
Main Module DIP SW
Summary of Contents for PAHCMR000
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