
6 Communication settings and guide of HMI connecting with controller
Coils Coils 0-65535 ------ DDDDD
Discrete input (read only) DI 0-65535 ------ DDDDD
Holding Registers ------ HR 0-65535 DDDDD
Input Register (read only) ------ IR 0-65535 DDDDD
Cable Diagram
RS485 communication cable
HMI terminal
9pin D-SUB female\male
com0/com1
1RX-
6RX+
5 GND
Controller
RS485 terminal
B
A
GND
6.18 Emerson NetWork Power
Serial Communication
Series CPU Link Module Driver
Emerson Ec10 Ec10-1006BRA RS232 on the CPU unit
Emerson EC10
Emerson Ec20
Ec20-2012BRA
Ec20-3232BRA
RS232 on the CPU unit
Emerson EC20
System configuration
Series CPU Link Module COMM Type Parameter Cable
Emerson
Ec10-1006BRA
RS232 on the CPU unit RS232 Setting Your owner cable
Ec10
RS485 on port1 RS485-2 Setting
Your owner cable
Ec20-2012BRA
RS232 on the CPU unit RS232 Setting Your owner cable
Emerson
RS485 on port1 RS485-2 Setting Your owner cable
Ec20
Ec20-3232BRA
RS232 on the CPU unit RS232 Setting Your owner cable
RS485 on port1 RS485-2 Setting Your owner cable
Communication Setting
Emerson Ec10 RS232 communication
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