
6 Communication settings and guide of HMI connecting with controller
HMI terminal
9pin D-SUB female/male
CMM311 port2 terminal
1 Rx-
9 Tx+
4Tx-
9 SDA
7 GND
21 SDB
5 GND
6 Rx+
25 RDB
13 RDA
11 CTSA
12 TER CTS
22 RTSB
23 CTSB
10 RTSA
25 pin D-SUB (male)
com0/com1
90-30/VersaMax RS422 communication
Ethernet communication protocol cable
Cross-connection or crossover network cable can be used as communication cable via the hub
a. Cross-connection cable diagram:
b. crossover network cable diagram:
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