SICK WT34-B410 Photoelectric Proximity Sensor (1019229)

The SICK WT34-B410 is a rugged photoelectric proximity sensor engineered for reliable object detection at distances up to 2.5 meters. With advanced background suppression, this sensor is ideal for distinguishing targets from surrounding surfaces, even in complex or reflective environments.

Equipped with a potentiometer for manual adjustment, selectable PNP/NPN output, and both light/dark switching, the WT34-B410 offers flexible integration into a wide range of industrial automation applications.

Technical Specifications

Model: WT34-B410 SICK
Part Number: 1019229
Product Type: Photoelectric proximity sensor
Sensing Range: 100 mm … 2,500 mm
Sensing Principle: Background suppression
Type of Light: Infrared
Light Source: LED
Light Spot Size (at max. range): Ø 80 mm (at 2,500 mm)
Adjustment Method: Potentiometer
Response Time: ≤ 500 µs
Switching Frequency: 1,000 Hz

Mechanical & Electrical Data

Dimensions (W × H × D): 27 mm × 92 mm × 70 mm
Housing Design: Rectangular, infrared emitter
Output Type: PNP/NPN selectable
Switching Mode: Light/Dark switching selectable
Output Current (Max.): ≤ 100 mA
Supply Voltage (UB): 10 V DC … 30 V DC
Ripple: < 5 Vpp
Current Consumption: 50 mA
Connection Type: M12 male connector, 4-pin
Test Input: Sender off (TE to 0 V)
Circuit Protection: A, C, D
Protection Class: II
Enclosure Rating: IP67
Housing Material: Plastic, ABS
Weight: 140 g

Environmental Data

Operating Temperature: –40 °C to +60 °C
Storage Temperature: –40 °C to +75 °C
UL File Number: NRKH.E181493 & NRKH7.E181493

Applications

Ideal For:

• Object detection in packaging, conveying, and sorting systems
• Presence verification in industrial automation lines
• High-speed detection in harsh environments with reflective surfaces
• Material flow tracking and distance-based triggering

Key Features & Benefits

✅ Extended Range: Reliable detection up to 2.5 m with precise background suppression.

✅ Fast Switching: High-speed 1,000 Hz frequency and ≤ 500 µs response.

✅ Flexible Integration: Selectable PNP/NPN output and light/dark switching.

✅ Robust Housing: IP67-rated ABS enclosure for industrial durability.

✅ Wide Temperature Range: Operates reliably in –40 °C to +60 °C environments.

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