4-20mA Input / Output Module
Part No: F16-82255

Nittan’s extensive range of Evolution Analogue Modules are designed to monitor and control third party equipment.
EV-IO-420 is a 4-20mA Input / Output Module, with integral –ve line Short Circuit Isolator compatible with Evolution Analogue Addressable system devices. The 4-20mA input can be configured to operate in Sink or Source mode. The Module includes setting options for a normally closed contact input and Fail Safe mode for Door release requirement. LEDs are provided to indicate 4-20mA Input, Input & Output active, Fault and Isolator Open.

  • 1 x Class B Input
  • 1 x 4-20mA Input
  • 5A@240Vac Rated Relay
  • Integral -ve Isolater
  • EEPROM Addressed (Programmer)
    +ve and -ve isolator styles cannot be mixed on a system.
    Not compatible with Advanced MxPro4 (Mx4000) Panel. Please use Non-SCI model.
    Contact Nittan Technical Support for more details and information on panel compatibility.


    Operating Voltage20-38 Vdc
    Operating CurrentQuiescent: 630μA
    Alarm: 7.8mA
    Current in Short Circuit15mA
    StandardEN54-17: 2005 / AC: 2007
    EN54-18: 2005 / AC: 2007

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