Light Convergent Reflective Photomicrosensor


Modulated Limited Reflective type, Horizontal type Appearance, Connector type, Sensing distance 2~5 mm, Light-ON, NPN Voltage output

Type Horizontal type
Luminous method Modulated
Sensing method Limited Reflective type
Sensing distance 2 to 5 mm (Reflection factor: 90%; white paper 15 x 15 mm)
Operation mode Light-ON
Control output (Output type) NPN Voltage output
Connection method Connector type (soldering not possible)

Item list of EE-SPY31 / 41

  • Ratings/Performance
TypeHorizontal type
Luminous methodModulated
Sensing methodLimited Reflective type
Sensing distance2 to 5 mm (Reflection factor: 90%; white paper 15 x 15 mm)
Distance to background20 mm max. (glass with aluminum deposition)
Operation modeLight-ON
Minimum sensing objectPure copper wire (0.05 mm dia.)
Differential distance elements0.2 mm max. (with a sensing distance of 3 mm, horizontally)
Light source (Peak wavelength)GaAs infrared LED (940 nm)
IndicatorLight indicator (red)
Power supply voltage5 to 24 VDC ±10% (ripple (p-p)5% max.)
Current consumptionAverage: 15 mA max./Peak: 50 mA max.
Control output (Output type)NPN Voltage output
Control output (Load power supply voltage)5 to 24 VDC
Control output (Load current)80 mA max.
Control output (Residual voltage)1.0 V max. (at 80 mA load current)
0.4 V max. (at 10 mA load current)
Response frequency elements100 Hz min.
(See "Measurement condition of Response frequency elements")
Illumination on the surface receiverIncandescent light, sunlight: 3000 lx max.
Ambient temperatureOperating: -10 to 55 ℃
Storage: -25 to 65 ℃
(with no icing or condensation)
Ambient humidityOperating: 5 to 85% RH
Storage: 5 to 95% RH
(with no icing or condensation)
Vibration resistance10 to 50 Hz, 1.5-mm double amplitude each in X, Y, and Z directions for 2 h
Shock resistance500 m/s**2, 3 times each in X, Y, and Z directions
Degree of protection (IEC60529)IP50
Connection methodConnector type (soldering not possible)
WeightApprox. 2.6 g
MaterialCase: Polycarbonate(PC)
Holder: Polybutylene phthalate (PBT)
  • Dimensions

Caution: All_units are in millimeters unless otherwise indicated.

Terminal array

  • I/O Circuit diagram

Timing chart

  • Measurement condition of Response frequency elements


Light Convergent Reflective Photomicrosensor

EE-SPY31 / 41

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