It is capable of surveying the state of up to 16 potential alarm free contacts by the total of 16 inputs, with LED indication

With a built-in tow relays provide :

1- Audible alarm through control of an external siren.
2-External load.

Inputs and outputs:

Inputs: 

–        Power supply input 24 VDC.

–        16 inputs

–        Input active = -24V (Alarm)         Input = +24 or open à input inactive (No alarm).

Outputs:

Tow output relays for switching external load or alarm.

Display:

Power on LED.

16 green LEDs Alarm and Run indicators.