Sick GTB6-P1231 Photoelectric Sensor
Sick GTB6-P1231 photoelectric sensor delivers 400 mm sensing range, PNP output, 500 Hz switching frequency, and PinPoint LED light source. The GTB6-P1231, a Sick 1.25 ms Response Time Photo Sensor, includes Ø 6 mm light spot, 650 nm wavelength, and IP67 enclosure rating. It supports < 1.25 ms response time, background suppression sensing, mechanical spindle adjustment, and operates on 10–30 V DC supply within Sick, Sick Photoelectric Sensors, and the G6 series.
| Brand | Sick |
| Product Type | Photoelectric Sensors |
| Model Number | GTB6-P1231 |
Sick GTB6-P1231 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range max. | 5 mm ... 400 mm |
| Sensing range | 50 mm ... 220 mm |
| Light source | PinPoint LED |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 6 mm (100 mm) |
| Wave length | 650 nm |
| Adjustment | Mechanical spindle, 5 turns |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | ± 10 % |
| Current consumption | 30 mA 3) |
| Protection class | III |
| Digital Output type | PNP |
| Switching mode | Light/dark switching |
| Switching mode selector | Selectable via light/dark selector |
| Signal voltage PNP HIGH/LOW | Approx. VS / ≤ 3 V |
| Output current Imax. | ≤ 100 mA 4) |
| Response time | < 1.25 ms 5) |
| Switching frequency | 500 Hz 6) |
| Housing | Rectangular |
| Dimensions (W x H x D) | 12 mm x 31.5 mm x 21 mm |
| Connection | Cable, 3-wire, 2 m |
| Housing material | Plastic, ABS/PC |
| Front screen material | Plastic, PMMA |
| Enclosure rating | IP67 |
| Ambient operating temperature | –25 °C ... +55 °C |
| Ambient temperature, storage | –40 °C ... +70 °C |
| Weight | 60 g |
The GTB6-P1231 Sick 1.25 ms Response Time Photo Sensor is a compact photoelectric proximity sensor designed for stable object detection. It offers 400 mm sensing range, operates with PNP output, and uses a PinPoint LED light source with 500 Hz switching frequency. As part of the G6 series, the GTB6-P1231 is applied in industrial automation environments where controlled detection is required.
The GTB6-P1231 is used in conveyors, packaging lines, and automated assembly systems for detecting parts and positioning objects. Its background suppression sensing helps avoid false detection from surrounding surfaces. The rectangular housing and cable connection support easy mounting and integration into control systems.
The Sick GTB6-P1231 Photoelectric Sensor is defined by consistent sensing characteristics and electrical stability. The GTB6-P1231 within the G6 series supports repeatable operation in industrial applications. As part of the Sick sensor range, it is used where accurate detection and stable switching signals are required.
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