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Communication between a CommandHMI and Omron Sysmac C/CPM/CS/CJ series PLCs

Wirring from the HMI to the RS232…

..

 

HMI
COM1 or COM2
PLC
2 RX <> 2 TX
3 TX <> 3 RX
5 GND <> 9 GND
4 <> 5 CTS/RTS

The distance HMI<>PLC must be less than 10 m

HMI-Tool configuration

Choose RS232

Operational register and address range

SYSMAC C/CPM Series

Register name Address format Input range Remarks
IR_Bit dddd.DD 0.0~4095.15 Bit: input/output relay
HR_Bit dddd.DD 0.0~4095.15 Bit: hold relay
LR_Bit dddd.DD 0.0~4095.15 Bit: link relay
AR_Bit dddd.DD 0.0~4095.15 Bit: auxiliary memory relay
T ddd 0~255 Bit: status of timer
C ddd 0~255 Bit: status of counter
IR dddd 0~4095 Word: input/output relay
HR dddd 0~4095 Word: hold relay
LR dddd 0~4095 Word: link relay
AR dddd 0~4095 Word: auxiliary memory relay
TC ddd 0~255 Word: value of timer
DM dddd 0~9999 Word: common data area

SYSMAC CS/CJ Series

Register name Address format Input range Remarks
CIO_Bit dddd.DD 0.0~3189.15 Bit: core I/O area
W_Bit dddd.DD 0.0~6143.15 Bit: work area
H_Bit dddd.DD 0.0~511.15 Bit: holding area
A_Bit dddd.DD 0.0~959.15 Bit: auxiliary area, read only: 7,168Bit: A00000~A447.15
D_Bit dddd.DD 0.0~32767.15 Bit: common data area
T dddd 0~4095 Bit: status of timer
C dddd 0~4095 Bit: status of counter
CIO dddd 0~3189 Word: core I/O area
W dddd 0~6143 Word: work area
H dddd 0~511 Word: holding area
A dddd 0~959 Word: auxiliary area, read only: 448Word: A000~A447
D dddd 0~32767 Word: common data area
TV dddd 0~4095 Word: current value of timer
CV dddd 0~4095 Word: current value of counter

 

Communication port properties: