3.5″ Flange Intrinsically Safe Encoder with Draw-Works Threading and Shock/Vibration Resistance

  • Draw Works Threaded Shaft with Field Replaceable Adapters for Reduced Downtime
  • ATEX and CSA Certified for Hazardous Duty Applications
  • Dual Isolated Outputs Available for Redundancy
  • Anodized Aluminum or Stainless Steel Housing
  • NAMUR Sensor Output vailable
  • 400G Shock and 20G Vibration Independently Validated
The ISD38 Series is designed for Extreme Duty applications. This robust encoder features a double-sealed housing that allows applications where regulatory wash-down or caustic chemicals are present. It can operate in high shock and vibration environments and is an Intrinsically Safe version, certified to ATEX, when used with the appropriate IS Barrier.
Feedback TypeIncremental
Mounting ConfigurationDrawworks with Threaded Field Replaceable Shaft Adaptors
Encoder Size (Flange)>2.5″
Hollow Bore Size1″-14 UNS x 5/8″
Shaft Size1″-14 UNS x 5/8″
Housing MaterialAluminum, Nickel Finish, Stainless Steel
Max. Operating Speed6,000 RPM
Resolution1-5000 PPR
Supply Voltage5VDC, 7-26VDC


  • Open Collector
  • Open Collector With Pull-Up
  • Push-Pull
  • DLD 7272
Protection Class (IP)IP67
Approvals / CertificationsCE, ROHS, CSA, ATEX
Operating Temperature Range-40ºC to 80ºC
Storage Temperature-40ºC to +100ºC