Kit of 3 passive safety zener barriers for ATEX

Article no MB4
Price 1 280 EUR excl. vat
Stock status Out of stock


product information

Kit of 3 passive safety zener barriers for ATEX

Kit of three intrinsic protection Zener barriers, for connection of devices in ATEX area with devices in safe area, housed in an ABS box. 
Marking of single barrier: ATEX II (1) GD [Ex ia] IIC [Ex iaD]. 
Marking of the whole box with three Zener barriers: ATEX II 3G Ex nA II T4 IP65 (-20°C ≤ Ta ≤ +40°C).

  • Barrier for signal and sense:
    Fuse: 50mA
    Uo: 8.7V
    Io: 25mA
    Po: 0,05W
    Co: 5,9µF
    Lo: 56,88mH
    L/R: 662µH/Ω
    Rmin: 352,8Ω
  • Barrier for supply:
    Fuse: 100mA
    Uo: 12V
    Io: 164mA
    Po: 0,49W
    Co: 1,41µF
    Lo: 1,32mH
    L/R: 72µH/Ω
    Rmin: 73,5Ω
  • NOTE: connection with up to 4 load cells of 350 ohm each.

    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 cable, maximum length of 50m (greater lengths upon price estimate).

Document downloads

insert_drive_file Datasheet MB4.pdf
Accessories / Spare parts

330 EUR
Out of stock

690 EUR
Out of stock
Load cell cable
LIYY 4x0,34

In stock
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