Maxtor 4-Channel DVR (Digital Video Recorder) Uživatelský manuál stáhnout pdf (Strana 31)

Pin References for RS-232 / Alarm Block

PIN 1. GND

GROUND

PIN 18. ALARM INPUT 1

Used to connect an alarm sensor between ALARM INPUT 1 (PIN 18) and GND (PIN 1) to trigger an alarm on

Camera 1, which can activate the internal audible alarm and start recording.

PIN 5. ALARM INPUT 2

Used to connect an alarm sensor between ALARM INPUT 2 (PIN 5) and GND (PIN 1) to trigger an alarm on Camera

5 which can activate the internal audible alarm and start recording.

PIN 17. ALARM INPUT 3

Used to connect an alarm sensor between ALARM INPUT 3 (PIN 17) and GND (PIN 1) to trigger an alarm on

Camera 3 which can activate the internal audible alarm and start recording.

PIN 4. ALARM INPUT 4

Used to connect an alarm sensor between ALARM INPUT 4 (PIN 4) and GND (PIN 1) to trigger an alarm on Camera

4 which can activate the internal audible alarm and start recording.

PIN 11. RS232-TX

The DVR can be controlled remotely by an external device or control system, such as a control keyboard, using RS-

232 serial communications signals.

PIN 23. RS232-RX

The DVR can be controlled remotely by an external device or control system, such as a control keyboard, using RS-

232 serial communications signals.

PIN 12. RS485-A

The DVR can be controlled remotely by an external device or control system, such as a control keyboard, using

RS485 serial communications signals.

PIN 24. RS485-B

The DVR can be controlled remotely by an external device or control system, such as a control keyboard, using

RS485 serial communications signals.

PIN 13. EXTERNAL ALARM NO

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

PIN 25. EXTERNAL ALARM COM

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

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Maxtor 4-Channel DVR (Digital Video Recorder) Uživatelský manuál Strana 31