Wenglor HD12PCT3 Reflex Sensor | Background Suppression

Description

The Wenglor HD12PCT3 Reflex Sensor with Background Suppression operates on the principle of triangulation, which allows it to measure the distance to an object with extreme reliability. Unlike standard sensors that can be fooled by varying brightness or colors, this device focuses strictly on the distance to the target. This ensures that a dark object on a light background is detected with the same precision as a shiny part, providing a stable signal for your control system.

Engineering excellence is evident in its compact plastic housing, which carries an IP67 protection rating, making it resistant to dust and water ingress. The sensor is equipped with a PNP switching output and a fast response time of 0.5 ms, allowing it to keep pace with rapid manufacturing cycles. Whether you are detecting small parts on a conveyor or monitoring presence in a machine cell, the HD12PCT3 offers a “set and forget” level of reliability that minimizes maintenance and maximizes uptime.

Brand

Wenglor

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.

Specifications

Optical Data	Value
Adjusted Range	120 mm
Setting Range	20 … 120 mm
Switching Hysteresis	< 5 %
Light Source	Red Light
Service Life (T = +25 °C)	100,000 h
Max. Ambient Light	10,000 Lux

Electrical Data	Value
Supply Voltage	10 … 30 V DC
Current Consumption (Ub = 24 V)	< 30 mA
Switching Frequency	1,000 Hz
Response Time	0.5 ms
Temperature Range	-25 … 60 °C
Switching Output Voltage Drop	< 2.5 V
PNP Switching Output/Switching Current	200 mA
Short Circuit Protection	Yes
Reverse Polarity Protection	Yes

Mechanical Data	Value
Setting Method	Potentiometer
Housing Material	Plastic
Degree of Protection	IP67
Connection	M12 × 1; 4-pin
Optic Cover	PMMA
Weight	40 g

Features

Precision background suppression to prevent interference from reflective backgrounds.
Reliable detection of objects independent of color, shape, or surface type.
Compact and space-saving design for flexible installation in tight spots.
High switching frequency of 1,000 Hz for high-speed applications.
Easy adjustment via a precise potentiometer for quick commissioning.
Robust IP67-rated housing for durability in harsh industrial conditions.
Visible red light source for easy alignment and setup.

Applications

The Wenglor HD12PCT3 Reflex Sensor with Background Suppression is ideally suited for:

Small part detection on conveyor belts with varying background colors.
Presence monitoring in packaging machinery and assembly lines.
Level control and stack height monitoring for small containers.
Triggering processes in high-speed sorting systems where color independence is required.