- alarm card work with pc dvr system - 8ch sensor alarm inputs - 4ch alarm relay outputs - With built-in Watchdog feature

Overview

Alarm card and alarm box is working with PC DVR system to detect sensor input (like smoke sensor, intrusion detector) and control alarm relay outputs (like turn on switch, alarm light, alarm speaker).

The alarm card has also the hardware watchdog feature, it can monitor computer working environment and automatically restart computer when computer application is "dead".

Model

Alarm-0804: alarm card, supports 8 sensor inputs and 4 alarm relay outputs, with built-in watchdog function.

Features

  - 8-channel alarm inputs, 4-channel relay outputs

  - With built-in Watchdog feature

   -  Auto reset function after power failure and output the alarm signal

   -  Convert RS232 to RS485

   -  Half-duplex signals transmission

   -  1200m transmission distance

Specification

Specification	Alarm-0804
Power Voltage	Computer 12V Connector
Power Consumption	1W
Communication	RS232
RS485 Output	SINGLE-DUPLEX,1200M
Baud rate	9600
Alarm Input	8
Alarm Mode	Close
Alarm Output	4
Alarm Linkage Mode	Host control
Communication Mode With Host	Host Ask
Watch-dog interval	1-200s
Setting	Built-in
Dimension(mm)	115×80×15
Weight (kg)	0.32

Application

 

LV-AL0804, Alarm Card, supports 8 sensor inputs and 4 alarm relay outputs, with built-in watchdog function