Maxtor Digital Multiplex Recorder Manuale Utente Scaricare il pdf (Pagina 15)

PIN 1. GND

GROUND

PIN 2. – PIN 9 , PIN 15 – PIN 22. ALARM INPUTS

When a connection is made between an alarm input and to GND (PIN 1) on the D25

connector, the DMR will start recording and the buzzer will sound.

When Menu/ Camera/ Alarm is set up to “Low”: When alarm input signal is “ Low ”,

the unit starts to record and sounds buzzer.

When Menu/ Camera/ Alarm is set up to “High”: When alarm input signal is “ High ”,

the unit starts to record and sounds buzzer.

PIN 10. NO Connection

PIN 11/23. RS232-TX / RS232-RX

DMR can be controlled remotely by an external device or control system, such as a

control keyboard, using RS-232 serial communications signals.

PIN 12/24. RS485-A / RS485-B

DMR can be controlled remotely by an external device or control system, such as a

control keyboard, using RS485 serial communications signals.

PIN 13/25. EXTERNAL ALARM NO

Under normal operation COM is disconnected from NO. But when an Alarm is

triggered, COM connects with NO.

PIN 14. NO CONNECTION

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Maxtor Digital Multiplex Recorder Manuale Utente Pagina 15