1- or 2-channel speed sensor GEL 2478


Sensor with ATEX certificate for use in hazardous areas

  • Measuring scale target wheel or measuring rods
  • Optionally available with EC type-examination certificate

Product details

Technical dataGEL 2478
Fields of applicationMeasurement of speed and positions at gears, motors and rollers,
position detection of piston rods, speed and position detection in explosion-harzadous areas 
Supply voltage (with ATEX certificate)10 to 28 V DC
Supply voltage10 to 30 V DC
Measuring frequency0 Hz to 20 kHz
SignalVoltage output
Temperature range (with ATEX certificate)-40 °C to +85 °C
Temperature range-40 °C to +120 °C
Protection classIP 68
Number of channelsup to 2
Module m of target wheel1 to 3.5
Messuring rodpitch 4.0 mm
Material of target wheel / measuring rodferromagnetic steel
Air gap target wheel0.2 mm to 3 mm depending on the module
Air gap measuring rod0.2 mm to 1 mm


If you need stp data, then send an e-mail with the article no. to info@lenord.de.

Any Questions?