Operating life

Incremental

Type

Absolute

Type

190

Detector

Push

Slide

Rotary

Encoders

Power

Dual-in-line

Package Type

TACT Switch

TM

Custom-

Products

1.25

3.75

6.25

18.4

1.5

A

3-¿1.2 holes

C

B

B

Photo

No.

1

2

3

Style

PC board mounting hole dimensions

（Viewd from mounting face）

Dimensions

Unit:mm

A

DE

CB

18.4

5

6.25

3.75

1.25

1.5

5п1.2 holes

EC20A

with push-on switch

（travel 1.5mm）

Incremental Type

EC20A

without switch type

Incremental Type

3.75

1.25

6.25

18.4

1.5

21 3

3-¿1.2holes

RK203

without switch type

Potentiometer Type

20mm Size Metal Shaft Type

Heavy torque and comfortable operation feel with compliance to encoder and

potentiometer applications.

Encoder

1. For with switch type, only the incremental type is available.

2. All the potentiometer types can be customized. Contact us with the detailed specifications if you have such requirements.

Notes

1mA 5V DC

0.05W

30,000cycles

Rating

Items

Specifications

Encoder

Potentiometer

Typical Specifications

Product Line

Vertical

Flat

Encoders

30

40

±20

1.5

18

18

EC20A1824401

EC20A1820401

400

Product No.

1

2

Drawing

No.

Minimum

order unit

（pcs.）

Number

of detent

Number

of pulse

Operating

section

Length of

operating section

（mm）

Travel of

push-on switch

（mm）

Operating

direction

Detent

torque

（mN・m）

Vertical

Flat

Potentiometer

30

Shall be in accordance with individual specifications

240°max

RK203110

400

Product No.

3

Drawing

No.

Minimum order unit

（pcs.）

Number

of detent

Rotational

angle

Operating

section

Length of

operating section

（mm）

Operating

direction

Detent

torque

（mN・m）

1.5

10

30

12

3.5

3.5

8

C1

M9×0.75

Mounting

Surface

3-1

(17.8)

15.5

¿3

1

NC NC

NC

NC

3

2

¿20.2

Mounting

surface

10

1.5

10

12

30

Switch travel

C1

3.5

3.5

1.5

¿20.2

15.5

¿3

(17.8)

3Ð1

M9G0.75

ACB

D

E

NCNCNC

B

A C

1.5

10

30

12

3.5

3.5

8

M9

G0.75

C1

3-1

(17.8)

ø20.2

15.5

ø3

NCNCNC

B

A C

Mounting

Surface