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Designed as a drop-in replacement for the AMS Controls incremental optical encoders, the DR857 meets or exceeds all OEM specifications. The DR857 is designed to provide precision feedback control on any AMS Controls machine that includes their optical encoder, from metal roll forming to material tracking equipment.
Unit of Measure

Technical Specs

Brands

 N/A
Encoder Products Company

Model

 N/A DR857

Type

 N/A Replacement Encoder

Input Voltage

 N/A 4.75 to 28 VDC max for temperatures up to 70 ºC
4.75 to 24 VDC for temperatures between 70 ºC to 100 ºC

Input Current

 N/A 100 mA max with no output load

Input Ripple

 N/A 100 mV peak-to-peak at 0 to 100 kHz

Output Type

 N/A Line Driver - 20 mA max per channel (Meets RS 422 at 5 VDC supply)

Frequency Response

 N/A 500 kHz

Rise Time

 N/A <1 µs

Storage Temperature

 N/A -25 to 85 ºC

Non-Condensing Relative Humidity

 N/A 95 %

Features

N/A

  • Standard 3 inch round encoder body
  • 0256, 0500, 1000, 2000, and 4000 CPR available
  • 3/8" shaft made of 303 stainless steel
  • 5V Line Driver output
  • End-mount 10-pin MS connector
  • Precision ABEC ball bearings
  • IP66 sealing