"KMB4" BOX WITH PASSIVE SAFETY ZENER BARRIERS, FOR ATEX ENVIRONMENTS

Gravitation Ltd

€460,00 
SKU: KMB4 Group-1

Click here for specification PDF



 SINGLE CHANNEL FEATURES



    • Barrier for signal and sense: Um=250V
      Fuse: 50mA
      Uo: 17,4V
      Io: 25mA
      Po: 0,11W
      Co: 0,346µF
      Lo: 56,88mH
      Rmin: 705,6Ohm


    • Barrier for supply: Um=250V
      Fuse: 100mA
      Uo: 24V
      Io: 164mA
      Po: 0,98W
      Co: 0,125µF
      Lo: 1,32mH
      Rmin: 147Ohm


    • NOTES:
      - Connection with up to 4 load cells of 350 ohm each.
      - The combination of two or more Zener barriers (1) GD [Ex ia] implies that the Atex marking of the barriers assembly must be update to (2) GD [Ex ib], as required by the EN 60079-14 standard.










      WARNING
      The KMB4 kit can be placed in ATEX zone according to its ATEX marking or in alternative in a safe area.










      The electric coordination, executed for realizing the DCATEXMB4 certificate, involves the use of the LCCB/EXCB6 cable, maximum length of 200m (greater lengths upon price estimate).






Installation examples
Dini Argeo non Atex indicator and KMB4 box in safe area, connected to the Dini Argeo ATEX platform in hazardous area. The system is provided with declaration of ATEX conformity (code DCATEXMB4).




DFWATEX3GD Dini Argeo indicator and KMB4 box in ATEX 2 & 22 areas, connected to the Dini Argeo ATEX platform in ATEX 1 & 21 areas. The system is provided with declaration of ATEX conformity (code DCATEXMB4).

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