64
DC Inverter Multi
VRF Service Manual
CONTROL
Fig.6.2.5.2 Connection Manner of Crystal Connector, Communication Line and Magnetic Ring
Fig.6.2.5.3 Connection Location of Crystal Connector, Communication Line and Magnetic Ring
After completion of installing centralized controller and matched communication modules, the technician shall set
address and perform debugging of the communication modules to ensure normal communication.
6.2.6 Debugging
In order to ensure normal operation of the centralized controller, the address of communication module shall be set
after installation work. (Refer to Communcation Module Instruction for details.) Fill in the Installation Table (refer to table
3)
6.2.6.1 Address setting of communication module
Set the address of communication module by the DIP switch. (Before operating DIP switch, cut off the power supply
of communication module.)
The DIP switch for communication module:
Fig.6.2.6.1 DIP switch
1) DIP2 setting
Dial all the rods to ON (means 0), as shown in Fig.6.2.6.2
ON
1
23
DIP2
Fig.6.2.6.2 DIP2 setting
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