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E21 Series

Pittman E21C/E21D Series Encoders
E21 Series Encoders
Compact and low profile, E21C and E21D encoders provide parameters of reflective optical technology, transmissive optical technology with and without differential line drivers, and multitude of line counts.
       Modular and bearing construction options. Bearing style encoders provide significant performance upgrades in demanding applications. Factory installed and tested for quick start-up.


Features:
  • Resolutions from 120 to 8192
  • TTL Quadrature output
  • Frequency response to 960 kHz
  • Low power consumption, 5V @ 60mA max
  • Locking connector

Compatible Motors:
DC022C
DC026C

PLEASE NOTE: Encoders are not sold separately, only sold with our motors.

  • Specifications +




    ENCODER DATA SYMBOL UNITS E21C E21D
    Available Resolutions - - 120, 125, 128, 250,
    256, 300, 360    		 500, 512, 1000, 1024, 1600, 2000,
    2048, 3200, 4000, 4096, 6400, 8000, 8192
    Output - - 2-Channel Quadrature 2-Channel Quadrature with Index
    Output Interface - - TTL Compatible TTL Compatible
    Supply Voltage Vcc VDC 4.5 to 5.5 4.5 to 5.5
    Supply Current Icc mA 20 max 60 max
    High Level Output Voltage VOH V 2.4 min 2.4 min
    Low Level Output Voltage VOL V 0.4 max 0.4 max
    Max. Operating Frequency fMAX kHz 40 (120-360 CPR) 55 (500-512 CPR)
    110 (1000-1024 CPR)
    220 (2000-2048 CPR)
    240 (1600 CPR)
    480 (3200-4096 CPR)
    960 (6400-8192 CPR)
    Operating Temperature θMAX °C -20 to +85 -20 to +85
    Encoder Weight (Mass) WE oz 0.11 0.11
    g 3.1 3.1

     

  • Dimensional Drawings +




    Connection Chart
    PIN COLOR E21C1 E21D1
    1 Blue/White Channel A̅ Channel A̅
    2 White Vcc Vcc
    3 Black Encoder Ground Encoder Ground
    4 Blue Channel A Channel A
    5 Violet/White Channel B̅ Channel B̅
    6 Violet Channel B Channel B
    7 Green/White - Index I̅
    8 Green - Index I