Photoelectric Proximity Sensor GTE6-N4232 SICK 900 mm NPN IP67
Overview:
The GTE6-N4232 is an energetic photoelectric proximity sensor from SICK’s G6 series, offering a sensing range of up to 900 mm. It features PinPoint red LED technology for a focused light spot, high detection accuracy, NPN output, IP67 protection, and comes with a stainless steel mounting bracket (BEF-W100-A). This sensor is an optimal solution for long-range applications such as extended conveyor systems, automated warehouses, AGVs, and logistics lines.
Product Overview of the Photoelectric Proximity Sensor GTE6-N4232
The GTE6-N4232 operates on the energetic diffuse sensing principle, detecting objects by means of direct light reflection from the object’s surface without requiring a separate reflector. It utilizes a PinPoint red LED (650 nm wavelength) that produces a small, precise light spot of Ø 5 mm at 150 mm, enabling highly accurate detection even for small objects or in confined spaces.
With a 5-turn mechanical spindle for sensitivity adjustment and selectable Light/Dark switching via a selector switch, the sensor offers excellent flexibility across various materials and surface colors. Its compact dimensions (12 × 31.5 × 21 mm), combined with IP67 protection and robust design, make the GTE6-N4232 a reliable choice for demanding industrial environments.
Key Features:
- Sensing range: max. 30–900 mm; standard 40–760 mm
- Output: NPN, max. output current ≤ 100 mA (≤ 50 mA when UB > 24 V)
- Supply voltage: 10–30 VDC, current consumption 30 mA (no load)
- Protection rating: IP67
- Included accessory: Stainless steel mounting bracket BEF-W100-A (1.4301/304)
Technical Specifications – GTE6-N4232
| Parameter |
Value |
| Model |
GTE6-N4232 |
| Part No. |
1070544 |
| Functional principle |
Photoelectric proximity sensor |
| Functional principle detail |
Energetic |
| Dimensions (W × H × D) |
12 × 31.5 × 21 mm |
| Sensing range max. |
30–900 mm |
| Sensing range standard |
40–760 mm |
| Light source |
PinPoint red LED, 650 nm |
| Light spot size |
Ø 5 mm at 150 mm |
| Sensitivity adjustment |
Mechanical spindle, 5-turn |
| Supply voltage (UB) |
10–30 VDC |
| Ripple |
± 10 % |
| Current consumption |
30 mA (no load) |
| Output type |
NPN |
| Switching mode |
Light/Dark switching (selectable via selector) |
| Max. output current |
≤ 100 mA (≤ 50 mA when UB > 24 V) |
| Response time |
< 1.25 ms (resistive load) |
| Switching frequency |
500 Hz (light/dark ratio 1:1) |
| Circuit protection |
A (power supply reverse polarity), B (output reverse polarity), D (short-circuit protection) |
| Connection |
M8 male connector, 4-pin |
| Included accessory |
Stainless steel bracket BEF-W100-A (1.4301/304) |
| Housing material |
Plastic, ABS/PC |
| Front screen material |
Plastic, PMMA |
| Weight |
20 g |
| Protection rating |
IP67 |
| Operating temperature |
–25°C … +55°C (Temperature stability following adjustment +/-10 °C) |
| Storage temperature |
–40°C … +70°C |
| Certifications |
EU/ACMA/Morocco CoC, China RoHS, cULus, DIN EN 62471 |
Source: SICK Datasheet GTE6-N4232 (Part No. 1070544). Download datasheet link.
Applications of the GTE6-N4232 in Industrial Automation
- Long conveyors & logistics: The 900 mm sensing range enables reliable monitoring of material flow on long conveyor belts, sorting gates, and automated storage systems. The 500 Hz switching frequency ensures accurate detection even at high speeds.
- Production lines & packaging machines: Long sensing range combined with Light/Dark switching provides flexibility for different materials and object colors. IP67 rating guarantees stable operation in dusty and humid environments such as food processing and packaging plants.
- Industrial robots & CNC machines: Ultra-compact size (12 × 31.5 mm) allows easy integration into robot arms or CNC working areas. The precise Ø 5 mm PinPoint light spot supports accurate detection of small machined features from a safe distance.
- Automotive & metal industries: The included stainless steel bracket facilitates secure mounting in high-vibration and high-temperature environments. Comprehensive circuit protection (A+B+D) ensures safety in heavy-duty control cabinets.
- Smart warehouses & AGV systems: The combination of 900 mm range and fast response time (< 1.25 ms) makes it suitable for object detection on automated guided vehicles (AGVs), warehouse gates, and modern automated storage systems.
Comparison: GTE6-N4232 vs GTE6-N4211
Both models belong to SICK’s G6 series and share similar dimensions and electronics, differing mainly in sensing range and accessories:
| Parameter |
GTE6-N4232 |
GTE6-N4211 |
| Part No. |
1070544 |
1050711 |
| Functional principle detail |
Energetic |
Energetic |
| Sensing range max. |
30–900 mm |
10–300 mm (90% remission) |
| Sensing range standard |
40–760 mm |
15–250 mm |
| Light spot size |
Ø 5 mm (at 150 mm) |
Ø 7 mm (at 90 mm) |
| Output type |
NPN |
NPN |
| Switching mode |
Light/Dark switching |
Light/Dark switching |
| Connection |
M8, 4-pin |
M8, 4-pin |
| Included accessory |
Stainless steel mounting bracket (1.4301/304) BEF-W100-A |
Not included |
Conclusion:
- The GTE6-N4232 is the preferred choice for applications requiring long-range detection up to 900 mm, such as extended conveyors, smart warehouses, AGVs, and automated logistics systems.
- The GTE6-N4211 offers a more economical solution for short-range applications under 300 mm where the mounting bracket is not required.
- For PNP output instead of NPN, consider models such as GTE6-N1212 or GTE10-N1212 depending on size and range requirements.
Frequently Asked Questions (FAQ)
Q1. Can the GTE6-N4232 detect black objects?
Yes. Thanks to PinPoint LED technology, the sensor provides stable detection across a wide range of objects, including dark surfaces or those with low reflectivity, within the appropriate distance.
Q2. Is the GTE6-N4232 suitable for outdoor use?
The sensor has an IP67 rating, offering full dust protection and temporary water resistance, making it suitable for humid and dusty industrial environments. However, prolonged exposure to strong direct sunlight should be avoided.
Q3. Does the sensor support NPN or PNP output?
The GTE6-N4232 features NPN output. For PLC systems requiring PNP, select the corresponding PNP versions from the G6 series.
Q4. Can the sensor actually detect objects at 900 mm?
900 mm is the maximum sensing distance, achievable with highly reflective objects. The recommended stable operating range is 40–760 mm, depending on object color, size, and reflectivity.
Q5. What applications is the GTE6-N4232 suitable for?
The sensor is ideal for conveyors, packaging machines, automated warehouses, AGVs, industrial robots, and any long-range object detection applications in manufacturing plants.
Contact for Purchasing Photoelectric Proximity Sensor GTE6-N4232
AUMI – Official authorized distributor of SICK in Vietnam. Full manufacturer warranty, complete CO/CQ documentation, and 24/7 technical support.
📞 Hotline: 0917 991 589 (Hanoi) | 0932 226 100 (Ho Chi Minh City)
📧 Email: [email protected]
🌐 Website: https://aumi.com.vn/
Addresses:
- Hanoi: B44, Villa Area, Viet Hung Urban Area, Viet Hung Ward
- Ho Chi Minh City: 2nd Floor, HS Building, 260/11 Nguyen Thai Binh, Bay Hien Ward
- Da Nang: 9th Floor, PV Bank Building, No. 2 30-4 Street, Hoa Cuong Ward
