Product overview
3.3.2
RS232
The optional RS232 interface includes an M12 socket according to IP65. The interface provides an
asynchronous, serial communication method defined in the RS232 standard.
6
12
11
7
5
4
8
9
3
1
2
10
Fig. 8: CP37xx-1600_RS232 interface pin numbering
Table 7: RS232 pin assignment
Pin
1
2
3
4
5
6
7
8
9
3.3.3
RS422
The optional RS422 serial interface includes an electrically isolated M12 IP65 socket for high-speed serial
data transmission.
The channel features overvoltage protection. If an overvoltage occurs, the channel is switched off.
11 12
6
7
5
4
8
3
9
2
1
10
Fig. 9: CP37xx-1600_RS422 interface pin numbering
Table 8: RS422 pin assignment
Pin
1
2
3
4
5
6
7
8
9
On delivery the interface is configured as a full duplex endpoint as standard:
16
Signal
DCD
RxD
TxD
DTR
GND
DSR
RTS
CTS
RI
Signal
-
TxD +
RxD +
-
GND
VCC
TxD -
RxD -
-
Version: 1.1
Type
Signal in
Signal out
Ground
Signal out
Signal in
Signal in
Type
-
Data-Out +
Data-In +
-
Ground
VCC
Data-Out -
Data-In -
-
Description
Carrier recognized
Receive Data
Transmit Data
Data receiver ready
Ground
Ready for operation
Request to Send
Clear to Send
Ring Indicator
Description
-
Transmit 422
Receive 422
-
Ground
+5 V
Transmit 422
Receive 422
-
CP37xx-1600