Return Air Temperature Control (Pahcmr000); Dip Sw - LG PAHCMR000 Installation Manual

RETURN AIR TEMPERATURE CONTROL (PAHCMR000)

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RETURN AIR TEMPERATURE CONTROL (PAHCMR000)

DIP SW

The default setting of all DIP switch is set "off"
n Table of SW1~SW3
SW name No Item
1 ODU Type
2 Control Type
SW1
3 DO Type
Fan Speed
4 (available when
SW1-3 'ON')
1 Reserved
2 Reserved
SW2
3/4 UI Setting
Group
Master/Slave
1
(Return Air
only)
SW3
Operation
2/3
mode setting
4 Reserved
Capacity
SW4 1~4 Index
Setting
NOTE
• Do not change the reserved switch(It may malfunction).
• To use the group control, length of group control cable is max 50 m.
Setting
ON Single Comm.
OFF MULTI V Comm.
ON Communication
OFF Contact signal
ON Fan Speed
OFF Status
ON Fixed
OFF Change
- -
- -
OFF/OFF UI Setting #1
OFF/ON UI Setting #2
ON/OFF Reserved
ON/ON Reserved
ON Slave mode
OFF Master mode
OFF/OFF Heat Pump
OFF/ON Heating Only
ON/OFF Cooling Only
ON/ON Reserved
- -
- -
<Communication Module>
Using Single Split outdoor unit
Using MULTI V outdoor unit
Controlled by DDC Modbus or LG remote controllers & central controllers
Controlled by DDC through Contact signal
(LG Central controller can only monitor status)
DO1 : High, DO2 : Middle, DO3 : Low
(DO changes according to fan speed setting value)
DO1 : ON/OFF, DO2 : Defrost, DO3 : Alarm
The fan will always be running as set fan speed except defrost.
(During defrost, the fan speed will change as low fan speed.)
The fan speed will be changed according to TH on/off
For more detail please check 'Digital Output – Fan Speed'
UI1 : Operation ON/OFF, UI2 : Heating/Cooling
UI3 : Forced Thermal ON/OFF, UI4 : Target air temperature
UI1 : Operation ON/OFF, UI2 : Cooling only/OFF
UI3 : Heating only/OFF, UI4 : Forced Thermal ON and OFF
Please see "Multiple module installation guide In the PDB" for more detail
Master mode is default for single AHU Controller installation.
Please see "Multiple module installation guide In the PDB" for more detail
Cooling or Heating operation mode is available
Operation mode is Heating only (Heating / Fan)
Operation mode is Cooling only (Cooling / Fan)
According to ODU Type, you can setup the capacity index of MULTI V
or Single Split
Note
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