Rotary Switch Function - Mitsubishi Electric AHU-KIT-SP Manual

4. Rotary switch function

Item SW
SW1
Yellow Interface address
SW2 Reserve
Yellow
SW3 Red Reserve
RotarySW
SW4 Reserve
Red
SW5
Yellow Modbus address (ones)
SW6 Yellow Modbus address (tens)
・Set master and slave by SW1.
・For a single refrigerant system, always set the address of AHU interface to 0.
・For cascade control, set the master address to 0 and the slave address to a value other than 0 (1 to F).
・Rotary SW5 and SW6 are address settings for Modbus communication.
SW5 is Modbus address ones place and SW6 is Modbus address tens place.
In Modbus communication, AHU interface is a slave.
Set the Modbus address in 01 – 99 (Initial address setting: 01).
The Modbus address cannot be set to 0.
Contents Remarks
0-F
Always 0
Always 0
Always 0
0-9
0-9
<Modbus address example>
Modbus address: 38
SW6: 3 SW5: 8
RotarySW
MODEL NAME
Air Handling Unit Interface
MODEL TYPE
AHU-KIT-SP
ISSUE CLASSIFICATION
SPECIFICATION
MORIKAWA
DWG NO.
REV.MARK PAGE
PSZ000Z308
21.09.17
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