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1Beam Types
EY3A-1081 Multi-beam Sensor
(1 Beam: 80 mm)
- Ensures higher sensitivity and external light interference resistivity than any other photomicrosensor.
- Narrow sensing range ensures stable sensing of a variety of sensing objects.
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Updated June 23, 2009
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This web page provides an excerpt from a datasheet.
Refer to Datasheetand other applicable documents for more information.
Refer to Datasheetand other applicable documents for more information.
| Item | Symbol |
Rated value |
|
|---|---|---|---|
|
Power supply voltage |
VCC | 7 V | |
|
Load voltage |
VOUT | 7 V | |
|
Load current |
IOUT | 10 mA | |
|
Ambient temperature |
Operating |
Topr | 0ºC to 60ºC |
|
Storage |
Tstg | -15ºC to 70ºC | |
| Note: Make sure there is no icing or condensation when operating the Sensor. |
Electrical and Optical Characteristics (Ta = 0ºC to 60ºC)
| Item | Value |
Condition |
|---|---|---|
|
Power supply voltage |
5V±5% | --- |
|
Current consumption |
50 mA max. | VCC=5V,RL=∞ |
|
Peak current consumption |
200 mA max. | VCC=5V,RL=∞ |
|
Low-level output voltage |
0.6 V max. | VCC=5V,IOL=4mA (see note 1) |
|
High-level output voltage |
3.5 V min. | VCC=5V,RL=4.7kΩ (see note 2) |
|
Response delay time (High to Low) |
1.5 ms max. | The time required for the output to become "Lo" after placing sensing object. |
|
Response delay time (Low to high) |
1.5 ms max. | The time required for the output to become "Hi" after removing sensing object. |
| Note: | 1. | These conditions are for the sensing of lusterless paper with an OD of 0.7 maximum located at the correct sensing position of the Sensor as shown in the optical path arrangement on page 8. |
| 2. | These conditions are for the sensing of the paper supporting plate with an OD of 0.05 located using the glass plate without paper as shown in the optical path arrangement on page 8. |
Characteristics (Paper Table Glass: t = 6 mm max., Transparency Rate: 90% min.)(Ta =0ºC to 60ºC)
| Item | Characteristic value |
|---|---|
|
Sensing density
|
Lusterless paper with an OD of 0.7 max. (sensing distance: 80 mm) (see note) |
|
Non-sensing distance
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120 mm (from the top of the sensor), OD: 0.05 |
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Paper sensing distance
|
80 mm (from the top of the sensor) |
|
Ambient illumination
|
Sunlight: 3,000  x max., fluorescent light: 2,000 x max. |
| Note: | 1. | The data shown are initial data. |
| 2. | Optical darkness (OD) is defined by the following formula: PIN (mW): Light power incident upon the document POUT (mW): Reflected light power from the document |
|
Pin no. |
Remarks |
Name |
|---|---|---|
| 1 | O | Output (OUT) |
| 2 | V | Power supply (Vcc) |
| 3 | G | Ground (GND) |
Unless otherwise specified, the tolerances are as shown below.
|
Dimensions |
Tolerance |
|---|---|
| 3 mm max. | ±0.3 |
| 3 < mm ≤ 6 | ±0.375 |
| 6 < mm ≤ 10 | ±0.45 |
| 10 < mm ≤ 18 | ±0.55 |
| 18 < mm ≤ 30 | ±0.65 |
| 30 < mm ≤ 50 | ±0.8 |
| 50 < mm ≤ 80 | ±0.95 |
| Recommended Mating Connectors: | |
| Japan Molex | 51090-0300 (crimp-type connector) 52484-0310 (insulation displacement-type connector) |
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