Input Monitor Module
Part No: F16-81500

The 1IASBOX is a single input (Class B) device, suitable for use with Nittan Addressable Sensortec protocol and can be mounted in a wide variety of widely available enclosures. The device is simply addressed via rotary switches and has a DIP switch for selecting Input mode. A bi-colour LED is provided to indicate Normal, Fault or Alarm status.


  • 1 N/O Contact Input – Does not monitor Contact Wiring
  • Rotary Address Switched


Product TypeAnalogue Input Module
Alarm Voltage20.5 - 27.5 Vdc
Operating CurrentQuiescent Current – 1.5mA
Alarm Current (LED on) – 2.0mA
Alarm IndicationLED Indicator

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