ALPS Manufacturer of Electronic Components/Parts Catalog
close
> Switches/Encoders > Encoders
> EC21A Series > EC21A0920401
Related information
｜Dimensions ｜Mounting Hole Dimensions ｜

21mm Size Hollow Shaft Encoder EC21A Series

Detail

Model No. EC21A0920401

Actuator length 9mm
Detent torque 16±7mN·m
Number of detent 18
Number of pulse 9
Operating direction Vertical
Push-on switch Without
Minimum packing unit (pcs.) 600

Operating temperature range -40℃ to +85℃
Electrical performance Ratings 10mA 5V DC
Output voltage 2.5V max. at 1mA 5V DC (Resistive load)
Insulation resistance 100MΩ min. 250V DC
Voltage proof 300V AC for 1 minute
Mechanical performance Robustness of terminal 5N for 1 minute
Actuator strength Pushing direction 100N
Pulling direction 100N
Vibration 10 to 55 to 10Hz/min., the amplitude is 1.5mm for all the frequencies, in the 3 direction of X, Y and Z for 2 hours respectively
Resistance to soldering heat Manual soldering 350℃ max., 3s max.
Dip soldering 260±5℃, 5±1s
Durability Operating life without load 50,000 cycles
Operating life with load
(Load: as ratings) 		50,000 cycles
Environmental performance Cold -40±2℃ for 240h
Dry heat 85±2℃ for 240h
Damp heat 60±2℃, 90 to 95%RH for 240h

Dimensions

Encoders

Mounting Hole Dimensions

Encoders

 
No wired area shown in shade portion.

Notes are common to this series/models.
  • Place your purchase order in N minimum package units (N: integer).
  • Ask us for the export packaging unit.
  • This products can be used in vehicles.
    Although these products are designed to perform over a wide operating temperature range, please ensure that you receive and read the formal delivery specifications before use.
Inquiries about Products
For more information please contact: Products Information Center.
1-7, Yukigaya-otsuka-machi, Ota-ku, Tokyo, 145-8501, Japan
Phone: +81 (3) 5499-8154
COPYRIGHT(C) 1995-2008 ALPS ELECTRIC CO.,LTD.