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Notes:
The valve box address setting is written in the chip when the valve box is energized
1) Make sure that the address code is set before the valve box is energized.
a. Dip switch setting by hand when connect with center controller, gate way and BMS
b. Dip switch setting method as below:
SW03_2 = OFF, central control address = communication address + 0 = communication address
SW03_2 = ON, central control address = communication address + 64
c. In the system, when PCB code of indoor unit is 0010451181A, you must use dip switch for address setting.
SW03_1=ON, SW03_2=OFF, SW03_3/SW03_4/SW03_5/SW03_6/SW03_7/SW03_8 are address No.
2) Be sure to close the cover of the electrical cabinet after setting.
4. CN41, CN42, CN43, CN44 plug explanation
Plug Denition Instruction
CN41
Set address by
wired controller
OFF Set the address with wired controller is unavailable(default)
ON Set the address with wired controller is available(When SW03_1 is OFF)
CN42
CN43
CN44
Indoor type
CN44 CN42 CN43 Type
OFF OFF OFF AHU valve box
3. SW07 default are all OFF
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