Wenglor HD03PA Reflex Sensor Energetic

Thanks to fine focusing optics the background is suppressed beyond 50 mm.


Thanks to fine focusing optics the background is suppressed beyond 50 mm.




Technology that moves in over three decades of wenglor sensoric. On this interactive journey through time, we researched deep into wenglor’s archives and have tracked the history of the company since the eighties – starting in an attic and growing into a global corporation.

The innovative company for smart sensor and image processing technologies. Many patented product and system solutions are used in countless automated industries worldwide. Constant growth, outstanding products and excellent corporate governance qualify wenglor as a top employer in the SME sector.


  • Low-cost
  • Quasi-background-suppression
  • Fine focused optics


30 = Switching Status/Contamination Warning
05 = Switching Distance Adjuster


Optical Data

Range 30 mm
Switching Hysteresis  < 15 %
Light Source Infrared Light
Service Life (T = +25 °C) 100,000 h
Max. Ambient Light 10,000 Lux
Opening Angle 12 °

Electrical Data

Supply Voltage 10 … 30 V DC
Current Consumption (Ub = 24 V) < 40 mA
Switching Frequency 1,500 Hz
Response Time 330 µs
Temperature Drift < 10 %
Temperature Range -25 … 60 °C
Switching Output Voltage Drop < 2.5 V
PNP Switching Output/Switching Current 200 mA
Residual Current Switching Output < 50 µA
Short Circuit Protection yes
Reverse Polarity Protection yes
Overload Protection yes
Protection Class III

Mechanical Data

Housing Material CuZn, nickel-plated
Full Encapsulation yes
Degree of Protection IP67
Connection Cable, 4-wire, 2 m

Safety-relevant Data

MTTFd (EN ISO 13849-1) 2,337.8 a


PNP NO/NC antivalent yes

Adjustable parameters

Circuit NC