Ring Type Encoder
Photo Series Output Size Number of pulse/detent Rating (max.)  
21mm Size Ring Type EC21A Series
EC21A
Incremental 21mm size 9/18
15/30
10mA 5V DC
Vehicle-compatible
28mm Size Ring Type EC28A Series
EC28A
Incremental 28mm size 15/30 10mA 5V DC
Vehicle-compatible
35mm Size Ring Type EC35A Series
EC35A
Incremental 35mm size 15/30 10mA 5V DC
Vehicle-compatible
35mm Size ABC Switch Type EC35AH Series
EC35AH
ABC (three phase) 35mm size 6/18
10/30
10mA
Operating current (max.)
Vehicle-compatible
35mm Size Composite Operation Type EC35B Series
EC35B
Incremental
Self-return switch
35mm size 15/30 10mA 5V DC
Vehicle-compatible
40mm Size Ring Type EC40A Series
EC40A
Incremental 40mm size 15/30 0.5mA 5V DC
Vehicle-compatible
45mm Size Ring Type EC45A Series
EC45A
Absolute 45mm size Absolute: 31-position 0.5mA 5V DC
Vehicle-compatible
50mm Size Ring Type EC50A Series
EC50A
Incremental 50mm size 9/18 1mA 5V DC
Vehicle-compatible
60mm Size Ring Type EC60A Series
EC60A
Incremental 60mm size 15/30 0.5mA 5V DC
Vehicle-compatible