SICK GTB6-F4211 Photoelectric Sensor with Background Suppression
The SICK GTB6-F4211 photoelectric sensor with background suppression is a compact industrial sensor engineered for precise object detection where space is limited and backgrounds vary. It addresses the challenge of unreliable sensing caused by reflective surfaces or closely positioned machine parts by detecting targets only within a defined distance window. Using visible red PinPoint LED technology, it enables fast alignment and stable switching performance. With a rugged IP67-rated housing and a short response time suitable for high-speed processes, the GTB6-F4211 is designed to maintain detection accuracy in demanding automation and material-handling environments.
In real production settings, inconsistent object colors, vibration, and tight installation spaces often lead to false detections or downtime. The SICK GTB6-F4211 overcomes these issues through background suppression, ensuring that only intended objects are detected while distant surfaces are ignored. Its fast switching capability supports rapid conveyor movement and short cycle times, while the mechanical sensitivity adjustment allows precise tuning during setup. Low power consumption and a durable housing contribute to long service life, making the sensor a reliable choice for packaging lines, assembly machines, and automated inspection systems.
Why SICK GTB6-F4211?
The SICK GTB6-F4211 is chosen when precision, stability, and compact design are essential. It is engineered for applications where conventional photoelectric sensors struggle with reflective backgrounds, tight mounting spaces, or fast-moving objects. Its background suppression technology ensures consistent detection regardless of surface color or ambient conditions. Combined with quick response time and intuitive mechanical adjustment, the GTB6-F4211 helps engineers achieve reliable sensing with minimal commissioning effort and long-term operational confidence.
What problem does it solve?
The SICK GTB6-F4211 solves the problem of false or unstable object detection caused by reflective surfaces, varying object colors, and limited installation space. In automated lines, these issues often result in miscounts, process interruptions, or quality defects. By detecting objects only within a defined distance and ignoring backgrounds beyond that range, this sensor delivers dependable switching signals. This improves process accuracy, reduces unplanned downtime, and supports smooth, high-speed industrial automation.
Key Features & Specifications – SICK GTB6-F4211 : Part Number 1101441
| Feature | Details | Benefit |
|---|---|---|
| Detection Principle | Background suppression | Prevents false switching caused by reflective or distant backgrounds |
| Sensing Range | 35 mm to 140 mm (max. up to 250 mm) | Stable detection of objects within a defined distance window |
| Light Source | PinPoint LED, visible red (650 nm) | Precise light spot for reliable detection and easy alignment |
| Light Spot Size | Ø 6 mm at 100 mm | Accurate detection of small or flat objects |
| Switching Output | PNP, complementary | Flexible integration with standard PLC and control systems |
| Switching Mode | Light / Dark switching (selectable) | Adaptable logic behavior for different automation requirements |
| Response Time | < 625 µs | Supports fast-moving conveyors and high-speed processes |
| Switching Frequency | Up to 1,000 Hz | Ensures consistent detection in rapid cycling applications |
| Adjustment Method | Mechanical spindle, 5 turns | Fine sensitivity tuning during commissioning |
| Supply Voltage | 10 V DC to 30 V DC | Wide voltage tolerance for industrial power systems |
| Output Current | ≤ 100 mA | Reliable signal output without external amplification |
| Housing Material | ABS/PC with PMMA front screen | Durable construction for long-term industrial use |
| Protection Rating | IP67 | Resistant to dust, moisture, and washdown environments |
| Operating Temperature | –25 °C to +55 °C | Suitable for cold storage and warm factory conditions |
| Dimensions (W × H × D) | 12 × 31.5 × 21 mm | Compact design for tight installation spaces |
| Connection Type | M8 male connector, 4-pin | Quick installation and secure electrical connection |
| Weight | Approx. 20 g | Lightweight design reduces mounting stress |
| Certifications | CE, UKCA, cULus, ACMA | Complies with global industrial standards |
Download SICK GTB6-F4211 (1101441) Datasheet
Commercial Information – SICK GTB6-F4211 (Part Number 1101441)
| Commercial Data | Details |
|---|---|
| EAN Number | 4047084444081 |
| Weight | 14.9 g |
| Country of Origin | Malaysia |