Rotary encoders RMS20
- ●To buy this product, please go to the following Online Web stores.
250P/R, 256P/R so easy setting
- High resolution of 256 P/R and fine setting
- Lower consumption of electric power (15 mA maximum) due to magnetic method
- Long life for 105 times continuous run due to contactless & magnetic method
- Square wave output (with Amp.)
- Smooth rotation for setting
- RoHS compliant
PART NUMBER DESIGNATION
| RMS20 - | 250- | 2 | 0 | 1- | 1 |
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Series name |
Resolution (P/R) 100, 250, 256 |
Output phase 2：“A” & “B” |
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Output connection 1：Cable wire |
LIST OF PART NUMBERS
| Part number | Resolution | Input voltage |
|---|---|---|
| RMS20-100-201-1 | 100 (P/R) | 5 V |
| RMS20-250-201-1 | 250 (P/R) | |
| RMS20-256-201-1 | 256 (P/R) |
Electrical characteristics
| Input voltage | DC5 V ± 5 % | |||
|---|---|---|---|---|
| Input current | 15 mA maximum (No load) | |||
| Output wave form | Square wave | |||
| Output phases | A, B | |||
| Resolution (P/R) | 100 | 250 | 256 | |
| Phase difference of outputs A & B | 90° ± 45° | |||
| Maximum frequency response | 5 kHz | |||
| Output signal | “1 (High)” | + 4.5 V minimum | ||
| “0 (Low)” | + 0.5 V maximum | |||
| Sensor | Magnetoresistive element | |||
Mechanical characteristics
| Rotational torque | 4.90 mN·m {50 gf·cm} maximum | |
|---|---|---|
| Inertia | 3 g·cm2 maximum | |
| Shaft loading (When mounting) | Radial | 9.81 N {1 kgf} maximum |
| Axial | 9.81 N {1 kgf} maximum | |
| Rotational life | 105 revolution | |
| Net weight | Approx. 20 g | |
| Strength of tighten screw | 0.49 N·m {5 kgf·cm} maximum | |
Environmental characteristics
| Operating temp. range | − 10 ~ 60 °C |
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| Storage temp. range | − 40 ~ 70 °C |
| Protection grade | IP40 |
RELIABILITY TEST
◆The output shall satisfy the criteria below after the following tests.
| Test item | Test conditions | ||
|---|---|---|---|
| Vibration | Power OFF | Amplitude : 1.52 mm or 98.1m/s2 (10 G) whichever is smaller. 10 ~ 500 Hz excursion 15 min/cycle, 8 cycles each for X, Y, Z, directions. |
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| Shock | Power OFF | 3 times each in directions (X, Z) at 490 m/s2 (50 G), 11 ms. | |
| High temperature exposure | Power OFF | 70 °C 96 h | (To be measured after leaving samples for 1 h at normal temperature and humidity after the test.) |
| Power ON | 60 °C 96 h | ||
| Low temperature exposure | Power OFF | − 40 °C 96 h | |
| Humidity | Power OFF | 40 °C Relative humidity 90 〜 95 % 96 h(To be measured after wiping out moisture and leaving samples for 1 h at normal temperature and humidity after the test.) | |
| Thermal shock | Power OFF | To be done 10 cycles with the following condition (To be measured after leaving samples for 1 h at normal temperature and humidity after the test.) 70 °C 0.5 h、− 40 °C 0.5 h |
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OUTLINE DIMENSIONS
Unless otherwise specified, tolerance: ± 0.4 (Unit: mm)
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OUTPUT
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ELECTRICAL WIRING
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OUTPUT CIRCUIT
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KNOB FOR SETTING ENCODERS
※The knobs are sold separately as an optional item.
You can choose gray or black color.The hexagon socket head screws are attached. (3 pieces)
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Documents
- ●The above contents and descriptions are subject to change without notice.
