FAQ
Q.
Why do some limit temperature sensors have 2 sensing points?
  • Sensors and Sensor Systems
  • /
  • Voltage / Current / Temperature Protection Devices
  • >
  • Temperature Protection Devices
  • /
  • Temperature Sensors (PTC)
  • >
  • PTC Limit Temperature Sensors (Sensor)


A. The benefit of 2 sensing points is that the first one can be used as a warning signal whereas the second sensig point is used as switch-off criteria to protect the components from over-temperature events.