Cable entry on side
Mounting thread M16 x 1.5
Mounting thread on side M16 x 1.5

Ex position switch

Ex 12


  • Ex zone 1 and 21

  • Metal enclosure, hard-coated

  • With pre-wired cable

  • Snap action

  • Suitable for in-line mounting, depends on the actuator used

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

Technical data

Applied standards
EN IEC 60079-0, EN 60079-1, EN 60079-31, EN 60947-5-1
Enclosure
aluminium die-cast, hard-coated
Degree of protection
IP65 (IEC/EN 60529)
Contact material
silver
Switching system
snap action
Switching elements
1 change-over contact with single break, type C
Connection
cable H05VV-F
Cable cross-section
4 x 0.75 mm² (incl. conductor ferrules)
Rated impulse withstand voltage Uimp
4 kV
Rated insulation voltage Ui
250 V
Conventional thermal current Ithe
5 A
Utilisation category
AC-15; DC-13
Rated operating current/voltage Ie/Ue
5 A/250 VAC; 0.16 A/230 VDC
Short-circuit protection
5 A gG fuse
Ambient temperature
–20 °C … +60 °C
Mechanical life
> 1 million operations
Operation cycles
max. 1800/h
Repeat accuracy of switching points
± 0.1 mm
Impact energy
max. 7 J
Ex marking
L II 2G Ex db IIC T6 Gb
L II 2D Ex tb IIIC T80 °C Db
IECEx Ex db IIC T6 Gb
Ex tb IIIC T80 °C Db
Approvals
PTB 03 ATEX 1067 X
IECEx PTB 11.0089X
a

Downloads

Mounting and wiring instructions – Ex 12

German, English, French, Italian, Portuguese

PDF 2 MB 23.04.2026
Please go to the relevant product pages for additional downloads.

Variants / Options

The following variants / options are available on request:

  • Gold-plated contacts

  • Cable entry on side

  • Mounting thread M16 x 1.5

  • Mounting thread on side M16 x 1.5

  • Special version only for dust Ex zone 22

to your contact persons