Room Controller; Operation - Carrier 42CN Installation, Operation And Maintenance Instructions

UNIT ESP
12Pa
42CN008 30Pa
50Pa
12Pa
42CN010 30Pa
50Pa
12Pa
42CN012 30Pa
50Pa
User should operate room controller following specification.
 User main power supply: 220~230VAC, 50/60Hz
 User should comply with below demand,
Triple valve contact rating: ≤1A/250VAC , interlock point contact rating: ≤3A/250VAC
 Error codes see table 5
Motor start error
Motor overload
Control and driver communicate error
Sensor on controller error
Sensor on driver error
Driver board and room controller connection specification:
1. Connect the driver board and room controller with standard RS-485 twisted-pair
shielded wire.
2. Communication cable: 1 (Black)→contact B, 2 (Red)→contact A, 3 (Blue)→contact GND,
4 (Yellow)→contact +12V.
3. Make sure all the wires well insulated, without improper connection or short circuit.
RPM DIP2-6
960 N/A
1090 N/A
1240 N/A
1060 N/A
1160 N/A
1320 N/A
1060 N/A
1180 N/A
1280 N/A
(Table 4)

Room Controller

Error
(Table 5)

Operation

DIP2-5 DIP2-4
ON OFF
ON OFF
ON OFF
ON OFF
ON OFF
ON OFF
ON OFF
ON ON
ON ON
Code
E1
E2
E3
E4
E5
—7—
DIP2-3 DIP2-2
OFF OFF
OFF ON
OFF ON
ON OFF
ON OFF
ON ON
ON ON
OFF OFF
OFF OFF
Reset type
Auto
Auto
Auto
Auto
Auto
DIP2-1
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON