Product Category

Slot-type Photomicrosensor with Connector (Modulated)

EE-SPX74 / SPX84

Photomicrosensor with light modulation for reduced external light interference and a connector for easy maintenance.


EE-SPX740, EE-SPX840
 EE-SPX742, EE-SPX842
 EE-SPX743, EE-SPX843


Sensing distance

3.6 mm (slot width)

5 mm (slot width)

Sensing object

Opaque: 1 × 0.5mm min.

Opaque: 2 × 0.8 mm min.

Differential distance

0.05 mm max.

Light source

GaAs infrared LED (pulse lighting) with a peak wavelength of 940 nm

Indicator *1

Light indicator (red)

Supply voltage

5 to 24 VDC ±10%, ripple (p-p): 5% max.

Current consumption

Average: 15 mA max.; Peak: 50 mA max.

Control output

NPN voltage output:
 Load power supply voltage: 5 to 24 VDC
 Load current: 50 mA max.
 OFF current: 0.5 mA max.
 50 mA load current with a residual voltage of 1.0 V max.
 10 mA load current with a residual voltage of 0.4 V max.

Response frequency * 2

500 Hz min.

Ambient illumination

3,000 lx max. with incandescent light or sunlight on the surface of the receiver

Ambient temperature range

Operating: - 10 to +55 ° C
 Storage: - 25 to +65 ° C

Ambient humidity range

Operating: 5% to 85%
 Storage: 5% to 95%

Vibration resistance

Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 h each in X, Y, and Z directions

Shock resistance

Destruction: 500 m/s2 for 3 times each in X, Y, and Z directions

Degree of protection


Connecting method

Special connector


Approx. 2.4 g





*1. The indicator is a GaAlAs red LED (peak wavelength: 660 nm).
 *2. The response frequency was measured by detecting the following rotating disk.