Pepperl+Fuchs OBT350-R100-2EP-IO-V31 Triangulation Sensor

Technical Overview

Miniature photoelectric triangulation sensor with 5-350mm detection, background suppression, IP69K, -40°C to 60°C, and IO-Link interface.

Key Features

Miniature design with versatile mounting options.
Best background suppressor in its class.
Precision object detection, almost irrespective of the color.
Extended temperature range of -40 °C ... 60 °C.
High degree of protection IP67 / IP69 / IP69K.
IO-Link interface (via C/Q = pin 4) for service and process data.
Light source: modulated visible red light LED.
Multi Pixel Technology for high flexibility and environmental adaptability.

Technical Specification Matrix

Parameter	Value
Detection Range	5 ... 350 mm
Operating Voltage (UB)	10 ... 30 V DC, ripple 10 % SS
Ambient Temperature	-40 °C ... 60 °C
Degree of Protection	IP67 / IP69 / IP69K
Interface Type	IO-Link (via C/Q = pin 4)
Light Source	LED
Light Type	Modulated visible red light
Black-white difference (6 %/90 %)	< 15 % at 350 mm
Switching Type	Adjustable (default: C/Q - Pin4: NPN normally open / light-on, PNP normally closed / dark-on; /Q - Pin2: NPN normally closed / dark-on, PNP normally open / light-on)
No-load supply current	< 25 mA at 24 V supply voltage
Protection Class	III
Physical Weight (kg)	0
Dimensions L x W x H (cm)	2.54 x 1.99 x 4.45

Industrial Applications

1. Automated Material Handling in Washdown Zones

This sensor can reliably detect various objects on conveyor belts or sorting systems within food and beverage processing, pharmaceutical, or automotive industries where frequent high-pressure, high-temperature washdowns are common. The IP69K rating ensures survival, and its background suppression allows for accurate detection of diverse materials and colors.

Problem Solved

Ensures continuous operation and accurate product tracking in environments subjected to rigorous cleaning procedures and extreme temperature variations, preventing downtime due to sensor failure or misdetection.

IP69KWashdownFood ProcessingMaterial DetectionConveyor Systems-40°C to 60°CBackground Suppression

2. Robotic Pick-and-Place with Challenging Objects

Integrated into robotic end-of-arm tooling, the miniature design and precise, color-independent detection capabilities enable robots to accurately identify and handle small, geometrically complex, or varied-color components in assembly or sorting tasks. Its IO-Link interface facilitates advanced diagnostics and parameter adjustments.

Problem Solved

Provides robots with reliable feedback for gripper operation and part presence verification, reducing errors in high-precision pick-and-place applications where object color or surface properties can vary significantly.

RoboticsEOATPick-and-PlaceMiniature SensorColor-Independent DetectionIO-LinkPrecision Sensing

3. Precision Object Positioning in Packaging Machinery

The sensor is ideal for critical positioning and counting tasks in high-speed packaging lines, where its 5-350mm detection range and superior background suppression ensure accurate sensing of products even against highly reflective or similarly colored backgrounds. This maintains throughput and reduces packaging errors.

Problem Solved

Maintains high-speed packaging efficiency by accurately detecting product presence and position, preventing jams or misfeeds, especially when dealing with diverse product materials or complex machine environments.

Packaging AutomationProduct PositioningHigh-Speed SensingBackground SuppressionObject Counting5-350mm RangeMachine Vision Complement