LG PRCKD42E, Owner'S Manual

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30
AHU SENSOR CONNECTION
ENGLISH
AHU SENSOR CONNECTION
Sensor / load connection
- Temperature/humidity sensor (required)
Ex: SA (Supply) Temperature/Humidity Sensor Connection
-AHU Controller
<Included in the Control Kit> B5 B6 B7 B8 G
AC 24 V(G)
Ground(G0)
DC 0~10 V(Humidity,U1)
DC 0~10 V(Temperature,U1)
Terminal Block#1
1. For more information on the installation of temperature/humidity sensors, refer to the
Manual that came with the sensor.
2. Make sure to finish all the sensor wires with a flexible tube.
3. Using a temperature/humidity sensor outside the temperature range different from the
above specifications can cause the unit to malfunction. However, the temperature range
can be adjusted in HMI Settings.
Item Specification Remark
Temperature/humidity
sensor
- Power: AC 24 V
- Output signal: DC 0~10 V
- Temperature range: -40 °C~70 °C
- Humidity range: 0~95 % RH
Required
CAUTION
• Improper wiring of the sensor can damage the Main Controller of the AHU. Make sure to
check for any incorrect wiring before turning the power on.
!