User's Manual

TMTM

Wavetronix LLC

Cable Connector Definitions

RS-232 Communication Port

The RS-232 Communication Port is configured in a 9-pin “D” male connector with the following

pin out:

RS-232 Pin Out

1: N/C 6. N/C

2: Data from Modem 7. N/C

3: Data to Modem 8. N/C

4: N/C 9. N/C

5: GND

RS-485 Communication Port

The RS-485 Communication Port is configured in a 25-pin “D” female connector that with the

following pin out:

RS-485 Pin Out

1: N/C 10: N/C 18: N/C

2: -RS-485 11: N/C 19: N/C

3: -RS-485 12: N/C 20: N/C

4: N/C 13: N/C 21: N/C

5: N/C 14: +RS-485 22: N/C

6: N/C 15: N/C 23: N/C

7: GND 16: +RS-485 24: N/C

8: N/C 17: N/C 25: N/C

9: N/C