
Rexroth SYNAX 200 Motion control configuration 4-65
DOK-SYNAX*-SY*-12VRS**-PR01-EN-P
Serial interface X3
The interface X3 contains the interfaces SER1 (communication with PLC)
and SER2 (upload/download).
SER1 RS232 Signal name
Pin 6 TxD
Pin 18 RxD
Pin 17 RTS
Pin 15 CTS
Pin 25 signal ground
Fig. 4-136: Pin assignment SER1 (X3) VCP20.1BUN-768RS-NN-PW
SER1 RS422 Signal name
Pin 8 TxD+
Pin 9 TxD-
Pin 22 RxD+
Pin 23 RxD-
Pin 11 signal ground
Fig. 4-137: Pin assignment SER1 (X3) VCP20.1BUN-768RS-NN-PW
The scheduling of the RS422 interface is activated with a switch at the
device back plane.
SER2 RS232 Signal name
Pin 1 protected ground
Pin 2 TxD
Pin 3 RxD
Pin 4 RTS
Pin 5 CTS
Pin 7 signal ground
Pin 20 DTR
Fig. 4-138: Pin assignment SER2 (X3) VCP20.1BUN-768RS-NN-PW
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