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EE-SPW321 / 421

Photomicrosensor with Amplifier and Cable

EE-SPW321 / 421

Compact, Thin-profile Photomicrosensor with special amplifier.

Models EE-SPW321, EE-SPW421 EE-SPW321-A, EE-SPW421-A
Sensing distance 300 mm
Sensing object Opaque: 2 mm dia. min. *
Directional angle 10 ° to 40 °
Light source GaAs infrared LED (pulse lighting) with a peak wavelength of 940 nm
Indicator Light indicator (Red LEDs, one each on Sensor and Amplifier)
Supply voltage 12 to 24 VDC ±10%, ripple (p-p): 5% max.
Current consumption Average: 30 mA max.
Control output NPN open collector, Load power supply voltage: 12 to 24 VDC,
Load current: 100 mA max.,
OFF current: 0.5 mA max.
Residual voltage: 1 V max (at a 100-mA load current)
Response time 1 ms max. for both detection and reset
Ambient illumination 3,000 lx max. (incandescent light); 10,000 lx max. (sunlight) on the receiver
Ambient temperature range - 20 to +55 ° C
Ambient humidity range 5% to 85%
Vibration resistance Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 h each in X, Y, and Z directions
Shock resistance 500 m/s2
Degree of protection IEC IP64
Connecting method Pre-wired (standard cable length: 2 m)
Cable length from emitter
(receiver) to amplifier
0.5 m 1 m
Weight (Packaged) 76 g
Material Case ABS resin
Lens Acrylate resin
Accessories Slits: 0.5 × 3 mm, 1 × 3 mm, 3 × 0.5 mm, 3 × 1 mm (one each)
Sems screws with spring washers and flat washers: Six M2.6 × 12
Instruction Manual

*1. Refer to Receiver Output Vs. Sensing Distance Characteristics on the Catalog.
*2. Detection of objects up to 0.5 mm wide is possible by using slit installation.