GPI Linear Incremental Encoders

Model 9717 modular linear encoder
Models P20 and P40 measuring gauges
Models LE18, LE20, LE25 and LE35 enclosed linear encoders
Rack-and-Pinion linear encoders
Model HR2B & C high resolution interpolators
Model ISC3N incremental interface card

NOTE: Linear incremental encoder resolution is after 4X quadrature decode by the user's electronics. For further information, please visit our technical article "Understanding Quadrature".

Model 9717 Modular Linear Encoder



 

• Scale lengths to 125"
• Resolution as fine as 0.5 µm with
  HR2B & C incremental interpolators
• Non-contacting, friction-free operation

DATASHEET

Models P20 and P40 Measuring Gauges



 

• Spring-loaded plunger
• 20 mm (0.8") travel (P20)
• 40 mm (1.6") travel (P40)
• 0.5, 1, 2, 2.5, 5 or 10 µm resolution
• ±0.5 or ±1.0 µm accuracy
• Optional index location

DATASHEET

Models LE18, LE20, LE25 and LE35 Linear Encoders





Four models/cross sections
• 0.1, 0.2, 0.5, 1, 2, 2.5, 5, or 10 µm
  (4 µin to 0.0004") resolution with   
  internal electronics
* please contact factory for lower
  resolutions

• RS-422 differential line driver output
• Three accuracy grades

DATASHEET    MANUAL

Rack-and-Pinion Linear Encoders



 


• Unlimited measuring length
• To 0.25 µm or 10 µin resolution with
  internal electronics
• Speeds up to 80 in/s (2 m/s)
• Completely sealed encoder
• Only 20 µin (0.5 µm) backlash

DATASHEET

Models HR2B and HR2C High Resolution Interpolators


• Available with 9710 and  9717
• Generates quadrature square waves
  at any 1, 2, 5, 10 or 20 times the
  line count on the disc or scale
• Watchdog monitors signal quality
• RS-422 differential line driver output
• Available as unhoused boards for
  integration with user's electronics,
  or in a 4.9" x 3.7" x 1.7" enclosure

DATASHEET

Model ISC3N Incremental Interface Card



 


• Provides an interface between an
  IBM® PC or compatible computer  
  and most incremental encoders
• Handles up to 3 encoders
  simultaneously
• Includes a comprehensive User's
  Manual and a 3.5" diskette with test
  and utility software along with
  example programs

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