1Ch. 4-20mA to contact module


V01s is a 4-20mA to contact module for gas detector and other device interface that use this standard. Microprocessor module fully compatible with 2 or 3 wire 4-20mA devices.

For correct module working it is necessary 24Vdc regulated source power with external power supply our control panel AUX. the module is also provided of power output for gas detector on block terminals. The module have very small dimension and can be install easily inside gas detector.

  • LED output: suited for indicator
  • 4-20mA input: Protected input voltage of 30 Vdc , impedance input 100 ohm to ground.
    input voltage: 16~ 28 vdc
  • max current: 35mA
  • operating temperature: -10 to 70°C
  • diminution: 62 x 15 mm
  • output: 2No. alarm relay & 1No.fault relay
  • relay output setting: Normally open & normally close
  • Latch type contact: available with dip switch on PCB
  • accessories: manual , spacer & bolt & nut