SICK Miniature photoelectric sensors, G6, GTB6L-F4211, Sensing range min. / max.: 10 mm / 400 mm, Sensor principle: Photoelectric proximity sensor, Detection principle: Background suppression, Switching output: PNP, Connection type: Male connector M8, 4-pin, Light source: Laser, Type of light: Visible red light, Housing material: ABS, Adjustment: Potentiometer
Functional principle Photoelectric proximity sensor Functional principle detail Background suppression Sensing range Sensing range min. 10 mm Sensing range max. 400 mm Adjustable switching threshold for background suppression 30 mm ... 400 mm Reference object Object with 90% remission factor (complies with standard white according to DIN 5033) Minimum distance between set sensing range and background (black 6% / white 90%) 3 mm, at a distance of 75 mm Recommended sensing range for the best performance 30 mm ... 180 mm Polarisation filters No Emitted beam Light source Laser Type of light Visible red light Shape of light spot Point-shaped Light spot size (distance) Ø 0.4 mm (150 mm) Maximum dispersion of the emitted beam around the standardized transmission axis (squint angle) < +/- 1.5° (at Ta = +23 °C) Key laser figures Normative reference IEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.11 Laser class 1 Wave length 680 nm Pulse duration 2 µs Maximum pulse power ≤ 11.9 mW Average service life 100,000 h at Ta = +25 °C Smallest detectable object (MDO) typ. 0.4 mm (at 150 mm distance (object with 90% remission (corresponds to standard white DIN 5033))) Adjustment Potentiometer For setting the sensing range, 5 rotations Operating mode switch For inverting the switching function (light/dark switching) Indication LED green Operating indicator Static on: power on LED yellow Status of received light beam Static on: object present Static off: object not present