Datasheet SRGP Datasheet (ALPS)

Incremental
Type

Absolute
Type

203

Detector

Push

Slide

Rotary

Encoders

Power

Dual-in-line
Package Type

Multi Control
Devices

TACT Switch

TM

Custom­Products

For other specifications, see P.211

1V max. at 1mA 5V DC（Resistive load）

Additional switches not included in the above list are also available. Contact us for details.

Typical Specifications

Note

Hollow Shaft Type

SRGP

Series

10mA 5V DC/50BA 3V DC

50,000 cycles

Rating（max.）/（min.）（Resistive load）

Output voltage

Items Specifications

Operating life

Without load

With load

50,000 cycles

Products Line

Vertical

7±3

13±4

6.5±4

20

16

32

10

16

Resolution Products No.

SRGP200200 1

SRGPWJ0500

2

SRGPWJ0200

Drawing

No.

Minimum packing

unit（pcs.）

Operating

direction

Detent torque

（

mN･m

）

Number of

detent

100

Hollow Shaft Encoder allowing various combinations.

Small sized hollow type.

●

Features

Controls image / sound devices including car navigation systems, DVD
players car audio systems, mini component stereos, and LCD monitors
Level controls for communication devices, including telephones and FAX
machines
Controls forl general electronic devices, including air conditioners,
electronic toys, microwaves, rice coolers, car navigation system, LCD
monitors and remote controllers

●

●

●

Applications

Car Use

Encoder

RoHS
applicable

Incremental
Type

Absolute
Type

204

Detector

Push

Slide

Rotary

Encoders

Power

Dual-in-line
Package Type

Multi Control
Devices

TACT Switch

TM

Custom­Products

0.6

31.8

0.6

ø30

ø18.5

ø16.3

4

5

˚

3

3

17

ø23.9

5

1.5

20

15.4

4-1

3.5

9

4.5

3.5

1.2

3

A

R0.5

3

ø21.9

C0.5

C0.3

2.6

3.5

2-1.5

2-ø2.5

18

1

23.6

A

3.4

9

.4

9

3

0

˚

3

2

6

9.5

ø22

11.5 11.5

6

4

1

3

54.53.6

1.2

2

2

ø17

3

ø2

13

C0.3

q

w

C

Dimensions

Unit:mm

PC board mounting hole dimensions

（Viewed from the Direction A）

No.

Style

1

2-ø1.5 holes

2.05

13

ø2.1

3-ø1 holes

ø2.05

1

1

.8

6

17

2-30˚

（18ﾟ）

T

T4T3

T2

T1

（36ﾟ）

OFF

ON

T1,T3＝1/4T±1/8T

OFF

ON

Clockwise

Counter-clockwise

Detent position

T2,T4＝Phase difference shall not be reversed

Phase difference of code portion

2

1

2

1.6
2-ø2.55 holes

2.5

3-ø1 holes

18

5

23

31.8

q

w

C

The thickness of PC board is assumed to be t1.6.

Note

（SRGPWJ0500）

T2,T4=Phase difference shall not be reversed T2,T4=Phase difference shall not be reversed

Phase difference of code portion

（SRGPWJ0200）

Detent position

Detent position

（22.5ﾟ）

T1 T2 T3 T4

T

ON
OFF

T1,T3=1 / 4T±1 / 8T

ON
OFF

T1

T2 T3 T4

T

ON
OFF

T1,T3=1 / 4T±1 / 8T

ON
OFF

（22.5ﾟ）

（11.25ﾟ）

2

1

2

1

Clockwise

Counter-clockwise

Clockwise

Counter-clockwise

Hollow Shaft Type SRGP Series

Encoder

0.5mA 5V DC

2.5V max. at 5V DC,

0.5mA

（resistive load）

211

Incremental
Type

Absolute
Type

Detector

Push

Slide

Rotary

Encoders

Power

Dual-in-line
Package Type

Multi Control
Devices

TACT Switch

TM

Custom­Products

0.05W

EC45A

RK45A
RK45B

Reflow

soldering

Type

Items

Operating temperature range

Rating

Electrical
performance

Mechanical
performance

Durability

Environmental

performance

Output voltage

Insulation resistance

Voltage proof

Rotational torque

Robustness of terminal

Vibration

Operating life without load

Operating life with load

Cold

Dry heat

Damp heat

Resistance

to

soldering

heat

Manual

soldering

Dip

soldering

Robustness

of actuator

Pushing

direction

Pulling

direction

Products Specifications

–40℃ to

＋85℃

10mA 5V

DC

–10℃ to

＋60℃

1mA 5V

DC

–40℃ to

＋85℃

–40℃ to

＋85℃

–10℃ to

＋60℃

EC40A

SRGP20

SRGPWJ

EC28A

–10℃ to

＋60℃

–30℃ to ＋80℃

10mA 5V DC

20±11mN･m

Shall be in

accordance with

individual

specifications.

7±3mN･m

13±4mN･m/

6.5±4mN･m

100N

3N for 10s

40N

50N40N

40N

40N

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

–20±2℃

for 96h

–20±2℃

for 96h

–40±3℃ for 240h

85±2℃

for 96h

40±2℃,

90 to 95%RH for

96h

50,000 cycles

50,000 cycles

85±2℃

for 96h
40±2℃,

90 to 95%

RH for 96h

85±2℃

for 96h

85±3℃ for 240h

40±2℃,

90 to 95%

RH for 96h

40±2℃,

90 to 95% RH for 240h

30,000 cycles

30,000 cycles

5±2.5mN･m

2±1mN･m

――

20N

20N

–40±2℃

for 96h

50,000

cycles

50,000

cycles

–20±2℃

for 96h

100,000

cycles

100,000

cycles

350

±

5℃, 3s

max.

――

150℃ 2min max.,

230℃ 20s max.

peak 240℃ max.

150℃ 150s max.,

230℃ 40s max.

peak 260℃ max.

SRGP30 SRGP40

EC21A

100MΩ min.

250V DC

100MΩ min.

250V DC

100MΩ min. 100V

DC

100MΩ min.

100V DC

100MΩ min.

100V DC

10MΩ min. 50V DC

100V AC for 1

min.

300V AC

for 1 min.

100V AC

for 1 min.

300V AC

for 1 min.

100V AC

for 1 min.

50V AC for 1 min.

16±7mN･m

5mN･m

＋5

−3

12±7mN･m

20±10mN･

m

5N for 1 min.

100N

100N

100N

100N

–40±2℃

for 240h

–40±2℃

for 240h

85±2℃

for 240h

60±2℃,

90 to 95%

RH for 240h

85±2℃

for 240h

60±2℃,

90 to 95%

RH for 240h

350±10℃, 3 s

＋1

0

260±5℃, 5±1s

1V max.

at 5V DC,1mA

（resistive load）

2.5V

max.at 5V

DC,1mA

（resistive

load）

2.5V

max.at 5V

DC,1mA

（resistive

load）

――

Measuring
terminal

Measuring
circuit

5V
5KΩ

1V max.at

5V DC,1mA
（resistive

load）

Measurin
terminal

Measuring
circuit

5V
5KΩ

――

1V max.at

5V DC,1mA

（resistive

load）

Measurin
terminal

Measuring
circuit

5V
5KΩ

350℃max. 3s max.

0.5mA
5V DC

EC60

A

40±20mN･m

2.5V max.
at

5V DC,

0.5mA

（resistive

load）

350

±

5℃, 3s

max.

260℃max. 5s max.

Hollow Shaft Type Encoders