MTX-DIN Family
www.mtxm2m.com
2015/10 v2.3
Page
42
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103
MTX M2M® by MATRIX ELECTRONICA S.L.U
39 IN9
Input
Optocoupled input 9
40 IN8
Input
Optocoupled input 8
41 IN4
Input
Optocoupled input 4
42 GND
Ground connection
43 TX1/TX+1
Input
Secondary RS232/RS422/RS485 UART signal:
- RS232: transmitted data signal
- RS422: transmitted data positive signal
- RS485: no function
44 RX1/RX-1/B1
Output
Secondary RS232/RS422/RS485 UART signal:
- RS232: received data signal
- RS422: received data negative signal
- RS485: B signal
45 CTS1/RX+1/A1
Output
Secondary RS232/RS422/RS485 UART signal:
- RS232: clear to send signal
- RS422: received data positive signal
- RS485: A signal
46 RTS1/TX-1
Input
Secondary RS232/RS422/RS485 UART signal:
- RS232: request to send signal
- RS422: transmitted data negative signal
- RS485: no function
47 GND
Ground connection
48 TX0/TX+0
Input
Primary RS232/RS422/RS485 UART signal:
- RS232: transmitted data signal
- RS422: transmitted data positive signal
- RS485: no function
49 RX0/RX-0/B0
Output
Primary RS232/RS422/RS485 UART signal:
- RS232: received data signal
- RS422: received data negative signal
- RS485: B signal
50 CTS0/RX+0/A0
Output
Primary RS232/RS422/RS485 UART signal:
- RS232: clear to send signal
- RS422: received data positive signal
- RS485: A signal
51 RTS0/TX-0
Input
Primary RS232/RS422/RS485 UART signal:
- RS232: request to send signal
- RS422: transmitted data negative signal
- RS485: no function
52 RING0
Primary RS232 ring indicator signal