Terminal Identification And Function For Ms8650 - LG MultiSITE MS8000 Series Installation Manual

Table 3: Terminal Identification and Function.
Description / Application
Internal Temperature
1- BO1
2- BO2
3- BO3
4- BO4
5- RC
6- C
7- RH
8- BO8
9- UO9
10- UO10
11- UO11
12- UO12
13- RS485 +
14- RS485 -
15- RS485 Ref
16- UI16
17- UI17
18- Scom
19- UI19
20- UI20
21- Scom
22- UI22
23- UI23
24- UI24
TERMINAL IDENTIFICATION AND
Used in Applications: Indoor Air Quality, Heat Pump, and Rooftop Unit
Due to our policy of continuous product innovation, some specifications may change without notification.
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FUNCTION FOR MS8650
X
Aux
Y2
Y1
G
RC (24 Vac)
Common
RH
W1
W2 / OB
Econo (0-10 Vdc)
Heat (0-10 Vdc)
Dehumidification output (24 Vac On/Off)
BACnet (+)
BACnet (-)
BACnet Ref.
UI16 (multifunction input)
UI17 (multifunction input)
Common
CO2 (0-10 Vdc input)
RS (Remote sensor input 10K thermistor)
Common
SS (Supply sensor input 10K thermistor)
OS (Outside sensor input 10K thermistor)
Airflow (0-10 Vdc input)
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