C.M.C. n.v. - Airmaster R1 installation guide – base unit – V1.1 – MANY0317A.00
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The maximum thickness of the female SUB-D counterpart is
17mm. Sizes above this value will damage the controller.
6.7.5 RS-485 Communication with a standard HMI
The HMI unit can be located remote from the Airmaster R1 up to 10m (33ft) cable length.
Note: this RS-485 HMI communication channel can only be used for a standard HMI. Large
graphic displays must be used in conjunction with the full speed port RS-485 (2).
Connector X01 pin 1 +8VDC +8VDC supply
pin 2 GND 0VDC supply
pin 3 L1 RS485 +L1
pin 4 L2 RS485 –L2