PM01.EX-1 intrinsically safe power supply intended for EX scale

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Description

Overview

PUE HX5.EX indicator must be powered using exclusively a certified intrinsically safe PM01.EX power supply.  Depending on the needs, the PM01.EX can be connected to the voltage source placed either in hazardous or safe area.
PM01.EX power supply comes in two designs:

  • PM01.EX-1: power supply intended for operation in hazardous area:
    • Zone 1 and 2, where there is a risk of explosion due to mixture of air with vapour, mist or gas, classified as explosion group IIC, IIB and IIA and as temperature class T1, T2, T3, T4.
    • Zone 21 and 22, where there is a risk of explosion due to mixture of air with dust, flammable fibres and volatile fuels, classified as explosion group IIIC, IIIB and IIIA.
  • PM01.EX-2: power supply intended for operation outside hazardous area:
    • Zone 1 and 2, where there is a risk of explosion due to mixture of air with vapour, mist or gas, classified as explosion group IIC, IIB and IIA and as temperature class T1, T2, T3, T4.
    • Zone 21 and 22, where there is a risk of explosion due to mixture of air with dust, flammable fibres and volatile fuels, classified as explosion group IIIC, IIIB and IIIA.

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