Sick GTB20G-QLRC116GZZZ, Lichtschranke, G20, SKU: 1122945

• Functional principle: Photoelectric proximity sensor
• Functional principle detail: Background suppression

Sensing range:

• Sensing range min.: 0.005m
• Sensing range max.: 3m
• Adjustable switching threshold for background suppression: 0.1m... 3m
• Reference object: Object with 90% remission factor (complies with standard white according to DIN503
• Minimum distance between set sensing range and background (black 6% / white 90%): 200mm, at a distance of 1000mm

Emitted beam:

• Light source: LED
• Type of light: Visible red light
• Shape of light spot: Rectangular
• Light spot size (distance): 28mm (500mm)
• Maximum dispersion of the emitted beam around the standardized transmission axis (squint angle): +/ 1.5 (at Ta= +23 C)

Key LED figures:

• Normative reference: EN62471:200809 | IEC62471:2006, modified
• LED risk group marking: Free group
• Wave length: 630nm
• Average service life: 100,000h at T a = +25C

Adjustment:

• Potentiometer 1: For setting the sensing range, 7rotations
• Operating mode switch: For inverting the switching function (light/dark switching)
• Potentiometer 2: For adjusting the delay time
• Potentiometer 3: For selecting the delay time

Indication:

• LED green: Operating indicator
• Static on: power on
• Static off: object not present
• LED yellow: Status of received light beam
• Static on: object present
• Static off: object not present

Sensing range:

• Sensing range min.: 0.005m
• Sensing range max.: 3m
• Adjustable switching threshold for background suppression: 0.1m... 3m
• Reference object: Object with 90% remission factor (complies with standard white according to DIN503
• Minimum distance between set sensing range and background (black 6% / white 90%): 200mm, at a