Applicable Control Of Indoor Air Conditioner - Toshiba MMD-AP0481HFE Service Manual

10-5. Applicable Control of Indoor Air Conditioner

n Control system using the remote control interface (TCB-IFCB4E)
[Wiring and Setting]
• In case of a group control, the system operates by connecting with any indoor air conditioner (Control P .C.
board) in the group. However, when taking out operation error signal from the other air conditioners, take out
from the single air conditioner.
1. Control items
1) Start/Stop input: Stops operation of air conditioner
2) Operation signal: Outputs that normal operation is performed
3) Error signal: Outputs during alarm (Serial communication error or indoor/Outdoor protective device) is
operating
2. Wiring diagram using the remote control interface (TCB-IFCB4E)
Input: IFCB4E: No-voltage ON/OFF continuous signal
Output: No-voltage contact (For operation/ error display)
Contact capacity: Up to Maximum AC240V 1A
Indoor control P .C. board
Start/Stop input
COM (GND)
Remote controller prohibition/clear input
Operation signal output
COM (+12V)
Error signal output
1
2
3
4
5
6
CN061
T10
(YEL)
Power supply 220 240V, 50Hz
– 64 –
1
2
3
4
CN06
1
2
3
4
5
6
CN13
TCB-IFCB4E
220V, 60Hz
ON side
Start signal input
OFF side
Stop signal input
COM
Operation signal output
Error signal output