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At just a little over an inch across, this miniature stringpot offers full stroke measurement ranges from 2½ to 25 inches. A precision plastic hybrid 10K-ohm potentiometer delivers a precise voltage divider output signal that is linearly proportional to the travel of the spring-loaded measuring cable. Constructed with a rugged polycarbonate enclosure and free-release tolerant, the SM1 is the perfect solution for the OEM and single piece user alike.


  • Output 
  • Linear Position to 25 inches (635 mm) 
  • Fits In Tight Spaces
  • Handy Mounting Bracket 
  • Polycarbonate Enclosure
  • Free Release Tolerant  
  • In Stock for Quick Delivery! 

Please review product documents or contact us for the latest agency approval information.  

Product Type Features

  • Product Type  SM, Mini String Pot Series

Signal Characteristics

  • Output Signal  Voltage Divider (Potentiometric)

Body Features

  • Housing Material  Polycarbonate + Stainless Mounting Bracket

Usage Conditions

  • Operating Temperature (Deg F) (°F) 0 – 160

  • Operating Temperature (°C) -18 – 71


  • Resolution (mm) Continuous Analog

Industry Standards

  • IP Rating  IP50

  • Hazardous Area Approvals  No


  • Full Stroke Ranges 63.5 – 635 mm [ 2.5 – 25 in ]

  • Accuracy (% of FS) .25

  • Repeatability (% of FS) .02

  • Encoder Drive  No

  • Measuring Cable  Nylon-Coated Stainless Steel

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