// EXPLOSION PROTECTION

EEx IS M18 NB

Features/Options

  • Metal enclosure
  • Variants for flush or non-flush mounting
  • Long life, no mechanical wear
  • Suitable for the food processing industry
  • Insensitive to soiling
  • Housing diameter M12x1, M18x1, M30x1.5
  • Version for equipment category 3D, Dust-Ex zone 22 available

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EEx IS M18 NB

Ordering details

Technical data

Standards IEC/EN 60947-5-2
Enclosure brass-nickel, PA
Nuts 2, brass-nickel
Switching system Namur to DIN EN 60947-5-6
Termination 2 m pre-wired cable PVC 2 x 0.5 mm2
Protection class IP 67
Switching distance sn EEx IS M12 b: 2 mm,
EEx IS M12 nb: 4 mm
EEx IS M18 b: 5 mm,
EEx IS M12 nb: 8 mm
EEx IS M30 b: 10 mm,
EEx IS M30 nb: 15 mm
Switching distance in % steel St 37: 100 %, stainless steel: 70 %, brass: 50 %, copper: 45 %, aluminium: 40 %
Input power Pi max. 50 mW
Input voltage Ui max. 12.6 VDC
Input current Ii max. 15.9 mA
Tightening torque for the nuts M12x1: 10 Nm, M18x1: 36 Nm, M30x1.5: 100 Nm
Ambient temperature –25 °C … +75 °C
Ex-marking EEx geprüft II 1G EEx ia IIC T6,
II 1D IP67 T100°C
Approvals TÜV 03 ATEX 2036

Features/Options

    • Version with plug-in connector M12 x 1 only approved for equipment category 3D

    Connector M12 x 1, 4-pole