Ex magnetic sensor

Ex RC M20 1W KST - 10m

Material no.: 1377580

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Product features

  • Ex zone 1 and 21

  • Thermoset enclosure

  • With pre-wired cable


  • 2 mounting nuts are included in delivery

  • The actuator is not included in the delivery of the switches

Technical data

Applied standards

EN IEC 60947-5-2, EN IEC 60079-0, EN 60079-18


thermoset, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0

Degree of protection

IP67 (EN 60079-0 + IEC/EN 60529)
IP66, IP68, IP69 (IEC/EN 60529)
IP69K (ISO 20653)

Switching system

reed contacts

Switching elements

1 change-over contact


pre-wired cable, Silicone SIHF

Cable cross-section

3 x 0.75 mm²

Cable length

10 m

Switching voltage

max. 250 VAC/DC

Switching current

max. 0.5 A DC / max. 0.35 A AC

Short-circuit current Ik

max. 2 A

Switching capacity

max. 30 W/VA

Bounce duration

max. 4.5 ms

Ambient temperature

–20 °C … +70 °C

Mechanical life

> 1 million operations

Vibration resistance

max. 15 g

Switching distances

approx. 12 mm (M 100)


approx. 6 mm (M 100)

Impact energy

max. 7 J

Ex marking

L II 2G Ex mb IIC T6 Gb,
L II 2D Ex mb IIIC T80 °C Db
IECEx Ex mb IIC T6 Gb
Ex mb IIIC T80 °C Db


DMT 01 ATEX E 058 X
IECEx BVS 07.0007 X
Ö a


752 g


Mounting and wiring instructions – Ex RC

German, English, French, Italian, Portuguese

PDF 944 KB 28.09.2023

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Ex magnetic sensor

Ex RC M20 1W KST - 10m

Material no.: 1377580

contact us