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LG Controller (EEV Module)
#1 (Main Coil)
Drawing
Label
Reference
CH1
CH1 port of Other module for communication
2
CH2
IDU_Bus_A&B (To Outdoor Unit)
Main Coil Refrigerant temperature (Pipe In)
RI1
3
Main Coil Refrigerant temperature (Pipe out)
RI2
EEV1 Unassigned
4
EEV2 Main Coil #1 EEV
#2 (Reheat Coil)
Drawing
Label
Reference
CH1
CH1 port of Other module for communication
2
CH2
IDU_Bus_A&B
RI1
Reheat Coil Refrigerant temperature (Pipe In)
3
Reheat Coil Refrigerant temperature (Pipe out)
RI2
EEV1 Unassigned
4
EEV2 Reheat Coil EEV
Unit Connection
Unit Connection
Type
Position Indicates
RS485
RS485
NTC 5k
NTC 5k
Step Control
Type
Position Indicates
RS485
RS485
NTC 5k
NTC 5k
Step Control
Range
-146-210F
-146-210F
0 - 1350
Range
-146-210F
-146-210F
0 - 1350
13
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