Notes Switch travel diagram
  Contact closed
  Contact open
  Setting range
  Break point
  Positive opening sequence/- angle
VS  adjustable range of NO contact
  adjustable range of NC contact
N   after travel
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• Emergency stop latching pushbutton
• with latching

Ordering details
Product type descriptionNDRZ50RTOFL
Article number101182405
EAN Code
Global Properties
Permanent lightNDR - Emergency stop latching pushbutton
StandardsIEC/EN 60947-1, EN 60947-5-1
Compliance with the Directives (Y/N)Yes
Suitable for safety functions (Y/N)Yes
Mountingmounting flange EFMH
- Material of the operatorsABS
- Material of the front ringABS, Chromium-plated
- Material of the bellowsSilicone
DesignEmergency stop latching pushbutton - Front plate mounting
- Colour of the operating element red
- Colour of the bellows White
- Colour of the front ring Silver
Manner of using
Can be illuminated (Y/N)No
Emergency-Stop button (Y/N)Yes
Mechanical data
Mechanical life100.000 operations
restistance to shock30 g / 18 ms
Latching (Y/N)Yes
Unlocking typeDraw unlocking
Probing possible (Y/N)No
mounting flange available (Y/N)No
Snap mechanism integrated in device head (Y/N)Yes
External snap mechanism (Y/N)No
Front plate thickness
- min. front plate thickness1.5
- max. front plate thickness6
Tightening torque for fixing screws0,6
Ambient conditions
Ambient temperature
- Min. environmental temperature−25
- Max. environmental temperature+80
Storage and transport temperature
- Min. Storage and transport temperature
- Max. Storage and transport temperature
Fully insulated (Y/N)Yes
Sealing typemembrane, lip seal
Protection type IPIP67, IP69K
- Height45 mm
- diameters for the actuating headsØ 50
- Hole, diameter22.3 + 0,4
Spacing50 x 50
EFMH mounting flange for position switch must be ordered separately

K.A. Schmersal GmbH & Co. KG, Möddinghofe 30, D-42279 Wuppertal
The data and values have been checked throroughly. Technical modifications and errors excepted.
Generiert am 23.02.2020 - 11:40:51h Kasbase 3.3.0.F.64I