U-MATCH SERIES DC INVERTER AIR CONDITIONERS SERVICE MANUAL
45
unit directly.
If dry contact detection of unit malfunction is needed, please connect this interface into the
monitoring system. When the closed signal is detected when malfunction occurs, this signal can be seen
in monitoring system.
Figure 2-7-15 Malfunction output
(3) Setting method:
Do not need to set this function
Notes:
①
The interface voltage should be 220V AC intense current;
②
If malfunction light is connected, please make sure its power is not too big (it should be within
10W), otherwise, the relay on mainboard will be burnt.
Summary of Contents for U-MATCH B Series
Page 4: ...U MATCH SERIES DC INVERTER AIR CONDITIONERS SERVICE MANUAL 1 PRODUCT ...
Page 14: ...U MATCH SERIES DC INVERTER AIR CONDITIONERS SERVICE MANUAL 11 CONTROL ...
Page 52: ...U MATCH SERIES DC INVERTER AIR CONDITIONERS SERVICE MANUAL 49 INSTALLATION ...
Page 75: ...U MATCH SERIES DC INVERTER AIR CONDITIONERS SERVICE MANUAL 72 MAINTENANCE ...
Page 96: ...U MATCH SERIES DC INVERTER AIR CONDITIONERS SERVICE MANUAL 93 ...