Product overview
CP37xx-1600
16
Version: 1.1
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.
1
2
3
4
5
6
7
8
9
10
11
12
Fig. 8: CP37xx-1600_RS232 interface pin numbering
Table 7: RS232 pin assignment
Pin
Signal
Type
Description
1
DCD
Carrier recognized
2
RxD
Signal in
Receive Data
3
TxD
Signal out
Transmit Data
4
DTR
Data receiver ready
5
GND
Ground
Ground
6
DSR
Ready for operation
7
RTS
Signal out
Request to Send
8
CTS
Signal in
Clear to Send
9
RI
Signal in
Ring Indicator
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.
1
2
3
4
5
6
7
8
9
10
11 12
Fig. 9: CP37xx-1600_RS422 interface pin numbering
Table 8: RS422 pin assignment
Pin
Signal
Type
Description
1
-
-
-
2
TxD +
Data-Out +
Transmit 422
3
RxD +
Data-In +
Receive 422
4
-
-
-
5
GND
Ground
Ground
6
VCC
VCC
+5 V
7
TxD -
Data-Out -
Transmit 422
8
RxD -
Data-In -
Receive 422
9
-
-
-
On delivery the interface is configured as a full duplex endpoint as standard:
