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2, avenue des Bosquets
Z.A. de l'Observatoire
78180 Montigny le Bretonneux

  :  +33(0)1 6137 3560
  :  +33(0)1 6137 3569
Pulse isolator 5202B for ATEX certified equipment
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Pulse isolator

The pulse isolator 5202B is an intrinsically safe relay that must be installed with any ATEX certified equipment. Its job is to provide low-voltage electrical supply to the ATEX certified equipment in order to eliminate any kind of explosion risks.


  • Universal AC or DC supply 
  • Dual output
  • Cable error detection
  • 5-port 3.75 kVAC galvanic isolation


  • Safety barrier for the supply of NAMUR sensors installed in hazardous areas
  • Safety barrier for the detection of mechanical contacts installed in hazardous areas
 Pulse isolator technical data sheet  (PDF 1267Ko)
Technical characteristics

Power supply24 to 220 VAC / VDC, 1 entry, 1 output, 1 alarm
24 to 220 VAC / VDC, 2 entries, 2 outputs

Eligible zones0, 1, 2 (gas) et 20, 21, 22 (dust)

CertificationsATEX, GOST R, UL

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