TE Connectivity / Measurement Specialties SM2-25 String Pot

TE Connectivity's (TE) Measurement Specialties SM2-25 String Pot is a cable-actuated position sensor. This miniature string potentiometer detects and measures linear position and velocity using flexible cable and a spring-loaded spool. This compact String Pot comes with rugged polycarbonate enclosure and 40" electrical cable for easy signal connection. The full stroke measurement ranges from 2.5" to 25" with 0.25% to 1% FS accuracy. TE's SM2-25 string pot provides a voltage divider output signal and operates in a temperature range of 0°F to +160°F. Other features include free release tolerance, 10KΩ input resistance, and an IP50 environmental rating.

Features

  • 25" (635mm) linear position
  • Fits in tight spaces
  • Includes mounting bracket
  • Free release tolerance

Specifications

  • 2.5", 7.5", 12.5", and 25" stroke ranges
  • 0.014" measuring cable diameter
  • 15g (retraction) maximum acceleration
  • 5.1oz (1.4N) ±30% measuring cable tension
  • 10KΩ ±10% input resistance
  • 2W power rating at +70°F derated to 0W at +250°F
Published: 2016-11-09 | Updated: 2025-10-28