Bourns Distributor

AMM20B Multiturn Rotary Position Sensor



Bourns offers the model AMM20B non-contacting, highly versatile, multiturn, position-sensing device


Bourns® model AMM20B non-contacting, multiturn, rotary position sensor meets the specifications of heavy-duty applications requiring long cycle life and high reliability.

This multiturn rotary sensor features a 1/4" diameter shaft with a 3/8" diameter bushing containing bronze sleeve bearing. Additional features include 12-bit resolution, and a factory programmable electrical angle that can be set from 1080 to 3600 degrees. With a rotational life of up to 50 million cycles, the Bourns® model AMM20B sensor is a highly versatile, multiturn, position sensing device.
Bourns® AMM20B Multiturn Rotary Position Sensor

Features Applications
  • Non-contacting magnetic technology
  • Highly resistant to vibration/shock
  • Highly resistant to fluid/dust ingress
  • Programmable at factory for zero position
  • Robust design for industrial applications
  • Highly repeatable
  • RoHS compliant
  • Patient platform positioning feedback
  • Pneumatic control valve position feedback
  • Draw wire position sensors
  • Camera positioning
  • Actuator motor position feedback
  • Rudder positioning
  • Tilt control and tilt positioning feedback
  • Steering, lift-and-shuttle, and suspension systems

PTM: AMM20B Multi-Turn Magnetic Position Sensor Product Training Module: AMM20B Multi-Turn Magnetic Position Sensor

Digi-Key P/N Manufacturer P/N Description  
AMM20B5A1BLASL380-ND AMM20B5A1BLASL380 SENSOR NON-CONTACT MULTITURN Datasheet
AMM20B5A1CLASL380-ND AMM20B5A1CLASL380 SENSOR NON-CONTACT MULTITURN Datasheet