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List of Varieties

Encoders

Type

Metal shaft

9mm size

11mm size

Series

EC09E

EC11B

EC11E

EC11G

Photo

Output

Incremental（Two phase A and B ）

Shaft types

Single-shaft

Dual-shaft

Single-shaft

Operating direction

Vertical

Horizontal

Vertical

Number of pulse /

Number of detent

15 / 30

9 / 18

15 / 30 or without

18 / 36 or without

15 / 30 or without

Features

—

—

Without detent

Push-lock mechanism

—

Less shaft wobble

Dimensions

（mm）

W

9.5

11.7

D

13.8

12

H

4.5

5.5

4.5

8 / 8.5

4.5

Operating temperature range

−40℃ to＋85℃

Operating life

15,000 cycles

Automotive use

●

●

●

●

Life cycle (availability)

Electrical

performance

Rating

10mA 5V DC

Max./min. operating

current（Resistive load）

10mA / 1mA

Insulation resistance

100MΩ min. 250V DC

Voltage proof

300V AC for 1 minute or

360V AC for 1s

300V AC for 1 minute or 360V AC for 2s

Mechanical

performance

Rotational torque

（Without detent）

—

—

—

8.5±5mN・m

Detent torque

8±5mN・m

12±7mN・m

10±7mN・m

12±7mN・m

Push-pull strength

100N

Shaft configuration

Flat

Flat, Slotted, Serrated　

Inner-shaft：Flat

Outer-shaft：Slotted

Serrated

Terminal type

Insertion

Switch

Specifications

Switch type

Push-on switch

Push-lock

mechanism

switch ※

Push-on switch

Contact

arrangement

Single pole and single throw（Push-on）

Travel（mm）

− 0.3

1.5±0.5 0.5±0.3 1.5±0.5 8±0.8 0.5±0.3 1.5±0.5

1.5±0.35

− 2

4±2

6±3

5±2

− 2

4±2

8 max.

− 2

4±2

5±2

Rating

10mA 5V DC

（500μA 5V DC min. ratings）

0.1A 5V DC（500μA 5V DC min. ratings）

Contact resistance

100mΩ max. for initial period; 200mΩ max. after operating life.

Operating life

10,000 times

25,000

times

20,000 times

10,000

times

20,000 times

Page

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

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

Notes

1. ※marked specification is only applicable to EC11E152U402.