Rs485; Usb; Fig. 10 Rs485 Interface Pin Numbering; Table 10 Rs422 Standard Configuration - Beckhoff CP37 1600 Series Manual

Table 10: RS422 standard configuration
Function
Echo
Auto send
Always send
Auto receive
Always receive
Termination
3.3.4

RS485

The optional RS485 serial interface includes an electrically isolated M12 IP65 socket for serial data
transmission.
The channel features overvoltage protection. If an overvoltage occurs, the channel is switched off.
11 12 6
7
5
8
4
3
9
2 1
10
Fig. 10: RS485 interface pin numbering
Table 11: RS485 pin assignment
Pin
1
2
3
4
5
6
7
8
9
On delivery the interface is configured as a half-duplex endpoint without echo as standard:
Table 12: RS485 standard configuration
Function
Echo
Auto send
Always send
Auto receive
Always receive
Termination
3.3.5

USB

The additional optional USB interfaces are used to connect peripheral devices with USB ports. Depending on
the ordering option selected, either USB specification 2.0 or 3.0 is supported.
The following ordering options are available:
CP37xx-1600
Signal
-
TxD +
RxD +
-
GND
VCC
TxD-
RxD-
-
Version: 1.9
State
on
off
on
off
on
on
Type
-
Data-Out +
Data-In +
-
Ground
VCC
Data-Out -
Data-In -
-
State
off
on
off
on
off
on
Product overview
Description
-
Transmit 485
Receive 485
-
Ground
+5 V
Transmit 485
Receive 485
-
19