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Which is a Hall effect or reluctor sensor?
Sensor Type: Hall Effect or Reluctor? A Hall effect sensor typically has 3 wires. Power, Signal Ground and the Signal Output. A Hall effect sensor produces a consistent digital square wave signal each time a magnet or ferrous metal passes the tip of the sensor, regardless of the speed at which the trigger material.
What should the air gap be on a Hall effect sensor?
Hall effect sensors typically like an air-gap (the distance between the sensor and the target material) of around 1mm or 40 thou. Check the sensor’s spec sheet to confirm. Hall effect sensors tend to dislike high temperatures, so again check the spec sheet.
Can a Hall effect be triggered on a tooth sensor?
This makes configuring the ECU to trigger off a Hall effect sensor very simple as you expect the same signal each time a tooth passes the sensor. Your sensor should also be capable of handling the tooth frequency (the number of teeth it can count in a certain amount of time).
Can a reluctor sensor work above 90 degrees?
Generally you shouldn’t expect Hall effect sensors to work much above 90 degrees Celsius unless otherwise stated. A Reluctor sensor is typically a 2 wire sensor and does not have any fancy electronics.
Can a Hall effect switch be used in high magnetic fields?
Hall effect switches cannot be used in areas with high external magnetic fields. Hall sensors can be prone to thermal drift due to changes in environmental conditions, and to time drift over the lifetime of the sensor.
What can Hall effect sensor ICs be used for?
Allegro MicroSystems uses the latest integrated circuit technology in combination with the century-old Hall effect to produce Hall-effect sensor ICs. These are contactless, magnetically activated switches and sensor ICs with the potential to simplify and improve electrical and mechanical systems.
What is the repetition rate of a Hall effect switch?
A Hall-effect switch typically operates at up to a 100 kHz repetition rate, and costs less than many common electromechanical switches. The linear Hall-effect sensor IC detects the motion, position, or change in field strength of an electromagnet, a permanent magnet, or a ferromagnetic material with an applied magnetic bias.