ENGLISH
14
Original Instruction
If MODBUS software fails to control the mainboard,
please refer to the table
below for
symptoms failure corresponding to LED on Netpro Dual.
Trobleshooting
Guideline
Dry Contact Outputs allow BMS system to monitor the operation of the air conditioner
unit.
Dry Contact Outputs
Y1
Y2
Y3
Dry
Contact
Contact
Contact
CLOSED
Unit On
Heat
Unit Faulty
Function
On/ Off
Operating Mode
Unit Error Indicator
OPEN
Unit Off
Cool/Dry/Fan
Normal
**Please refer to the documents MODBUS Protocol V1.3 for the full MODB
US
address details of controlling and operating parameters.
Dry Contact Outputs allow BMS system to monitor the operation of the air conditioner
unit.
Dry Contact Outputs
If
problems still cannot be resolved
after follow
the
troubleshooting guideline
,
please
contact authorized sales office.
