EC45A ALPS [ALPS ELECTRIC CO.,LTD.], EC45A Datasheet
EC45A
Manufacturer Part Number
EC45A
Description
45mm Size Encoder/Potentiometer
Manufacturer
ALPS [ALPS ELECTRIC CO.,LTD.]
Datasheet
1.EC45A.pdf
(3 pages)
Hollow Shaft
Type Devices
Encoder
Type
Potentiometer
Type
460
Hollow Shaft Type Devices
45mm Size Encoder/Potentiometer
EC45A/RK45A
Encoder （ Incremental type）
Encoder （ Absolute type）
Potentiometer
Products other than those listed in the above chart are also available. Please contact us for details.
Note
No.
Number of detent
Large ring, heavy torque device perfect for large ring knob design.
1
2
Output code
resistance
Product Line
Dimensions
Gray code
Total
10kΩ
5bit
EC45A
Incremental Type
EC45A
Absolute Type
30
Photo
Resistance
taper
Series
Positions
B
Number of pulse
31
15
Positions
5
Rotational
angle
240°
ø44.5
ø35.6
ø44.5
ø35.6
34.8
34.8
Rotational
Detent torque
（mN ・ m）
angle
240°
30±14
Detent torque
Style
（mN ・ m）
Rating （max.）
Operating life
Typical Specifications
36±16
Detent torque
（mN ・ m）
50±20
Items
Minimum order unit
9
9
20
20
9
9
7
7
Minimum order
（pcs.）
unit （ pcs.）
200
Minimum order
3.5
3.5
3.5
3.5
unit （ pcs.）
200
200
0.5mA 5V DC
（Viewed from switch mounting face）
PC board mounting hole dimensions
Encoder
EC45AG520402
EC45A1520404
RK45A1100004
Product No.
Product No.
Product No.
Specifications
30,000cycles
2
1
1
2
3
18
3
44.4
42.8
36
44.4
42.8
Potentiometer
3
36
6
2.6
2.6
0.05W
Drawing
Drawing
Drawing
4
5
6
Unit:mm
No.
No.
No.
3
1
2
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EC45A Summary of contents
Page 1
... Potentiometer 0.5mA 5V DC 0.05W 30,000cycles Drawing Product No. （pcs.） 200 EC45A1520404 Minimum order Drawing Product No. unit （ pcs.） 200 EC45AG520402 Minimum order Drawing Product No. unit （ pcs.） 200 RK45A1100004 PC board mounting hole dimensions （Viewed from switch mounting face） 44.4 3.5 42 ...
Page 2
... EC45A/RK45A Unit:mm PC board mounting hole dimensions （Viewed from switch mounting face） 44.4 42 Output waveform Terminal 2 ...
Page 3
... Single pole and double throw （Self-return） Encoder 40mm size 45mm size EC45A EC35B EC40A Incremental/ Incremental Absolute Self-returen switch Hollow shaft Vertical 31 15/30 ...