Serial Communication Port - Omron SYSMAC CP Series User Manual

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Serial Communication Port

The Serial Communication Port can be used for a CP2E CPU Unit.
E/S -type CPU Units
Built-in RS-232C port
Built-in RS-232C Port for E/S
SD RDRS CS SG FG
Built-in RS-485 Port (2-wire) for S
RS-485 Terminal Block
A- B+ FG
DIP Switch for Terminating Resistance Settings
ON
CP2E CPU Unit Hardware User's Manual(W613)
Built-in RS-485 port
(S -type CPU Unit only)
Pin Abbr.
1 SD(TXD)
2 RD(RXD)
3 RS(RTS)
4 CS(CTS)
5 SG(0V)
6 FG
Pin Abbr.
1 A-
2 B+
3 FG
ON ON (both ends)
OFF OFF
3 Part Names and Functions
CP2E S30/40/60
CPU Unit
-type CPU Units
Signal Name
Send data
Receive data
Request to send
Clear to send
Signal ground
Frame ground
-type CPU Units
Signal Name
Send/Receive data -
Send/Receive data +
Frame ground
Setting
Terminating resistance selection
Resistance value: 220Ω typical
3
Signal direction
Output
Input
Output
Input
−
−
Signal direction
−
−
−
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