PRODUCT DESCRIPTION
SICK 1218831 - Photoelectric Proximity Sensor
The SICK 1218831 is a WTB4-3 series miniature photoelectric proximity sensor engineered for precise object detection in industrial automation environments. Utilizing diffuse sensing with background suppression, this sensor provides reliable presence detection for various materials, irrespective of color or surface texture, within confined spaces. It integrates a PNP switching output and an M8 3-pin connector, making it suitable for integration into automated assembly, packaging, and material handling systems requiring compact and robust sensing solutions.
Technical Specifications:
- SERIES/FAMILY: W4-3 Miniature Photoelectric Sensors
- COMPONENT TYPE: Photoelectric proximity sensor, diffuse with background suppression
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 10 V DC ... 30 V DC
- CURRENT CONSUMPTION: <= 20 mA
- OUTPUT TYPE: PNP
- OUTPUT CURRENT: Max. 100 mA
- SWITCHING FREQUENCY: 1,000 Hz
- RESPONSE TIME: 0.5 ms
- PROTECTION CLASS: III
- CIRCUIT PROTECTION: Short-circuit protected, Reverse polarity protected, Overload protected
- MECHANICAL/PHYSICAL:
- HOUSING MATERIAL: ABS/PC (housing), PMMA (front screen)
- SENSING RANGE: 30 mm ... 200 mm
- LIGHT SOURCE: PinPoint LED, Red light (650 nm)
- SPOT SIZE: Approximately 2.5 mm (at 100 mm)
- INTERFACE/CONTROL:
- CONNECTION TYPE: M8 male connector, 3-pin
- SWITCHING OUTPUT: 1 x PNP (NO/NC selectable via light/dark switch)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP67
- OPERATING TEMPERATURE: -40 °C ... +60 °C
- STORAGE TEMPERATURE: -40 °C ... +75 °C
- MOUNTING STYLE: Through hole, M3 screws
- COMPATIBILITY/APPLICATION: Automated assembly lines, packaging machinery, material handling systems, robotics, general industrial automation for object presence and position detection.