MTX M2M MTX-DIN Series User Manual page 42

39 IN9
40 IN8
41 IN4
42 GND
43 TX1/TX+1
44 RX1/RX-1/B1
45 CTS1/RX+1/A1
46 RTS1/TX-1
47 GND
48 TX0/TX+0
49 RX0/RX-0/B0
50 CTS0/RX+0/A0
51 RTS0/TX-0
52 RING0
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Input Optocoupled input 9
Input Optocoupled input 8
Input Optocoupled input 4
Ground connection
Secondary RS232/RS422/RS485 UART signal:
- RS232: transmitted data signal
Input
- RS422: transmitted data positive signal
- RS485: no function
Secondary RS232/RS422/RS485 UART signal:
- RS232: received data signal
Output
- RS422: received data negative signal
- RS485: B signal
Secondary RS232/RS422/RS485 UART signal:
- RS232: clear to send signal
Output
- RS422: received data positive signal
- RS485: A signal
Secondary RS232/RS422/RS485 UART signal:
- RS232: request to send signal
Input
- RS422: transmitted data negative signal
- RS485: no function
Ground connection
Primary RS232/RS422/RS485 UART signal:
- RS232: transmitted data signal
Input
- RS422: transmitted data positive signal
- RS485: no function
Primary RS232/RS422/RS485 UART signal:
- RS232: received data signal
Output
- RS422: received data negative signal
- RS485: B signal
Primary RS232/RS422/RS485 UART signal:
- RS232: clear to send signal
Output
- RS422: received data positive signal
- RS485: A signal
Primary RS232/RS422/RS485 UART signal:
- RS232: request to send signal
Input
- RS422: transmitted data negative signal
- RS485: no function
Primary RS232 ring indicator signal
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MTX M2M® by MATRIX ELECTRONICA S.L.U
MTX-DIN Family
2015/10 v2.3
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Page 42 103