- Case diameter 18 mm
- Resolution up to 1 600 pulses per revolution

Micro Encoder ES 181
Optical incremental shaft encoder, Micro size for industrial use
Resolution
Resolution (Pulses/Revolution):
100 | 160 | 200 | 300 |
360 | 400 | 500 | 800 |
1000 | 1024 | 1600 |
Type explanation
ES 181-3-500-05-C
Encoder type | Incremental |
Flange diameter | ø 18 mm |
Case diameter | ø 18 mm |
Number of channels | 3 = A + B + M |
6 = AA + BB + MM | |
Supply voltage | 05 = 5 VDC ±10% |
12 = 12 VDC ±10% | |
Output driver | D-RS422 |
C | |
Shaft diameter | ø 2.5 mm |
Technical data
Close all lists Open all listsMechanical data
Rotational speed | ≤ 6000 min-1 |
Torque | ≤ 0,01 Ncm (20°C) |
Breakaway torque | ≤ 0,05 Ncm |
Moment of inertia | 0,1 g cm2 |
shaft loading | ≤ 2 N radial |
≤ 2 N axial | |
Angular acceleration | ≤ 104 rad/sec2 |
Operational life of ball bearings | > 2 x 105 h (100 min-1) |
Weight | 0,02 kg |
Environmental conditions
Vibration | 150 ms-2 (50 Hz / 1h) |
Shock | 490 ms-2 (11 ms) |
Operating temperature | -10 ... +70°C |
Storage temperature | -30 ... +80°C |
Atmospheric humidity | ≤ 85% r.h. |
Protection class | IP 50 (DIN 40050/IEC 144) |
Electrical data
Scanning type | Optical, without contact |
Transmitter, infrared | LED |
Receiver | Photo-Transistor |
Supply voltage | Vcc = 5 VDC ±10% |
Vcc = 12 VDC ±10% | |
Power consumtion | 50 mA max. |
Output frequency | ≤ 50 kHz |
Signal level | Low < 0,5 V (20 mA) |
Load capacity of the outputs | 20 mA |
Dielectric strength of outputs | +50 V |
Cable 3 channels
Wire colour | Signal |
---|---|
Brown | Vcc |
Red | 0V |
Orange | Sig A |
Yellow | Sig B |
Green | Sig C |
Cable 6 channels
Wire colour | Signal |
---|---|
Brown | Vcc |
Red | 0V |
Orange | Sig A |
Yellow | Sig Ā |
Green | Sig B |
Blue | Sig B̄ |
Violet | Sig Z |
Grey | Sig Z̄ |
N.C. | N.C. |
Output driver


Output channels / Output signals

Outline drawing

Version E 503A-209 · Subject to change