Actuating distances Ex RC M20

Ex magnetic sensor

Ex RC M20


  • Ex zone 1 and 21

  • Brass enclosure, nickeled, available in stainless steel

  • Actuation from front, actuation from side only with bistable contact

  • Switching distance up to 30 mm depending on the actuating magnet

  • With pre-wired cable

  • Attention: Please state required international approvals with your order!

Notes

  • 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
Enclosure
brass, nickeled or stainless steel
Degree of protection
IP67 (IEC/EN 60529)
Actuating magnet
series M permanent magnet
Switching system
reed contacts
Switching elements
NO contact or change-over contact, bistable contact or bistable change-over contact
Connection
cable
Cable cross-section
1S, 1Sr: 3 x 0.75 mm²
1W, 1Wr: 4 x 0.75 mm²
Cable length
2, 5 or 10 m
Short-circuit current Ik
1S, 1Sr: max. 5 A; 1W, 1Wr: max. 2 A
Ambient temperature
H05VV-F: –20 °C … +70 °C,
on request: –40 °C … +70 °C
Mechanical life
> 1 million operations
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
Approvals
DMT 01 ATEX E 058 X
IECEx BVS 07.0007 X
f a
< on request

Downloads

Mounting and wiring instructions – Ex RC

German, English, French, Italian, Portuguese

PDF 2 MB 13.11.2025
Please go to the relevant product pages for additional downloads.

Variants / Options

The following variants / options are available on request:

  • Cold-resistant version down to -40 °C

  • Maritime certification to DNV <

  • Stainless steel enclosure

  • Mounting thread M16 x 1.5 for cable protection system

to your contact persons

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