Multiplex Technology 8CH, 16CH, 4CH Appendix #2 PIN Configuration, PIN 13. External Alarm no

APPENDIX #2

APPENDIX #2 – PIN CONFIGURATION

16CH / 8CH

16CH (D) / 8CH (D) / 4CH (D)

PIN 1. GND

GROUND

PIN 2. ~ PIN 9. ALARM INPUT

To connect wire from ALARM INPUT ( PIN 2 -- 9 ) to GND ( PIN 1 ) connector,

DMR will start recording and buzzer will be on.

When Menu/ Camera/ Alarm is set up to “Low” : When alarm input signal is “ Low ”, the unit starts to record and buzzer.

When Menu/ Camera/ Alarm is set up to “High” : When alarm input signal is “ High ”, the unit starts to record and buzzer.

PIN 10. PIN OFF

PIN 11. TXD232

DVR can be controlled remotely by the keyboard of PC, using RS-232 serial communications signals.

PIN 12. RS485-A

DVR can be controlled remotely by the keyboard of PC, using RS-485 serial communications signals.

PIN 13. EXTERNAL ALARM NO.

Under normal operation COM disconnect with NO. But when

Alarm triggered, COM connect with NO.

Attention: Voltage restrictions is under AV/DC 30V.

PIN 14. PIN OFF

PIN 15. ~ PIN 22. ALARM INPUT

To connect wire from ALARM INPUT ( PIN 15 -- 22 ) to GND ( PIN 1 ) connector,

DMR will start recording and buzzer will be on.

When Menu/ Camera/ Alarm is set up to “Low” : When alarm input signal is “ Low ”, the unit starts to record and buzzer.

When Menu/ Camera/ Alarm is set up to “High” : When alarm input signal is “ High ”, the unit starts to record and buzzer.

PIN 23. RXD232

DVR can be controlled remotely by the keyboard of PC, using RS-232 serial communications signals.

PIN 24. RS485-B

DVR can be controlled remotely by the keyboard of PC, using RS-485 serial communications signals.

PIN 25. EXTERNAL ALARM COM

Under normal operation COM disconnect with NO. But when alarm triggered, COM connect with NO.

Attention: Voltage restrictions is under AV/DC 30V.

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