Type

Ring type

40mm size

45mm size

50mm size

60mm size

Series

EC40A

EC45A

EC50A

EC60B

Photo

Output

Incremental

（Two phase A and B ）

Absolute type

Incremental

（Two phase A and B ）

Shaft types

Ring type

Number of pulse /

Number of detent

15/30

31 positions

9/18

15/30

Dimensions

（mm）

W

40.4

44.5

50.8

62.4

D

43

45

50

60

H

9

6.5

7.5

Operating temperature range

−40℃ to ＋85℃

Operating life

30,000 cycles

40,000 cycles

Automotive use

●

●

●

●

Life cycle (availability)

Electrical

performance

Rating

0.5mA 5V DC

1mA 5V DC

10mA 5V DC

Max./min. operating

current（Resistive load）

—

—

—

—

Insulation resistance

10MΩ min. 50V DC

10MΩ min. 250V DC

100MΩ min. 250V DC

Voltage proof

50V AC for 1 minute

50V AC for 1 minute or 60V AC for 2s

300V AC for 1 minute

or 360V AC for 1s

Mechanical

performance

Detent torque

20±11mN･m

40±16mN･m

36±16mN･m

40±14mN･m

40±10mN･m

Push-pull

strength

Push

100N

Pull

50N

100N

Shaft configuration

Ring type

Terminal type

Insertion

Switch

Specifications

Switch type

—

—

—

—

Contact

arrangement

—

—

—

—

Travel（mm）

—

—

—

—

Operating force（N）

—

—

—

—

Switch ON position

—

—

—

—

Rotational torque

—

—

—

—

Rating

—

—

—

—

Contact resistance

—

—

—

—

Operating life

—

—

—

—

Page

303

304

305

306

Encoders Soldering Conditions ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 307

Encoders Cautions ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 308

Note

266

List of Varieties

Encoders

NEW