duagon MC50M, Руководство пользователя, Страница: 61 / 85

Functional Description
20MC50M00 E5

2020-10-20 61
3.12 RS232/RS422/RS485
Table 22. Connector types – RS232/RS422/RS485 (9-pin D-Sub)
Table 23. Pin assignment – RS232/RS422/RS485 (9-pin D-Sub)
Table 24. Signal mnemonics – RS232
Table 25. Signal mnemonics – RS422/RS485
Note: Termination resistors between the differential data lines are not equipped.
Connector Type
On MC50M 9-pin D-Sub plug
e.g., Assmann A-D-S-09-A/KG-LP
Mating 9-pin D-Sub receptacle
e.g., Assmann A-D-F-09-A/KG-LP
Tightening torque: max. 0.6 Nm
RS232 RS422 RS485
1 - RX+ -
2 RXD - -
3 TXD - -
4 - TX/RX+ TX/RX+
5 GND GND GND
6 - RX- -
7 RTS# - -
8 CTS# - -
9 - TX/RX- TX/RX-
Signal Direction Function
GND - Signal ground
CTS# in Clear to send
RTS# out Request to send
RXD in Receive data
TXD out Transmit data
Signal Direction Description
GND - Signal ground
RX+/- in Receive data lines
TX+/- out Transmit data lines
5
9
1
6