SICK WL12L-2B520 Photoelectric Sensor (1018253)

The SICK WL12L-2B520 is a highly reliable photoelectric retro-reflective sensor featuring advanced background suppression and rugged construction for industrial automation environments. Engineered for demanding detection tasks over longer distances, the WL12L-2B520 offers precise and fast switching, even in tough working conditions.

Technical Specifications

Model: WL12L-2B520

Part Number: WL12L-2B520

Product Type: Retro-Reflective Photoelectric Sensor

Sensing Principle: Retro-reflective with polarization filter

Light Source: Visible red light (LED)

Sensing Range: Up to 7 m (with recommended reflector)

Adjustment: Potentiometer, 5-turns

Output Type: NPN, Light/dark switching

Switching Frequency: 1,000 Hz

Response Time: 500 µs

Hysteresis: 3% to 15% of sensing range

Electrical Interface

Supply Voltage: 10 V DC to 30 V DC (Ripple ±10 %)

Power Consumption: ≤ 30 mA

Switching Output: NPN, short-circuit protected

Connection Type: 4-pin, M12 connector

Signal Type: Switching output (binary)

Protection Class: III (EN 61140)

Mechanical Data

Enclosure Rating: IP67, IP69K (according to IEC 60529 and DIN 40050)

Housing Material: ABS plastic, highly durable

Lens Material: PMMA (acrylic glass)

Dimensions (W x H x D): 15 mm x 49 mm x 41.5 mm

Weight: Approx. 100 g

Mounting: Through-hole mounting with M3 screws

Safety-Related Data

Short-Circuit Protection: Yes

Overvoltage Protection: Yes

Reverse Polarity Protection: Yes

EMC Compliance: EN 60947-5-2

Ambient Conditions

Operating Temperature: -25 °C to +55 °C (-13 °F to 131 °F)

Storage Temperature: -40 °C to +75 °C (-40 °F to 167 °F)

Ambient Light Immunity: 5,000 Lux (incandescent light)

Vibration Resistance: 10 g (10 Hz to 55 Hz, IEC 60068-2-6)

Shock Resistance: 30 g (11 ms, IEC 60068-2-27)

Certificates and Compliance

• European Conformity (CE)
• United Kingdom Conformity Assessed (UKCA)
• cULus Listed (UL 508)
• RoHS Compliance

Applications

Ideal For:

• Conveyor systems requiring object detection with reflective targets
• Logistics and packaging lines
• Pallet detection and load monitoring
• Industrial door and gate control
• Harsh environment sensing with strong ambient light immunity

Key Features & Benefits

✅ Long Sensing Distance: Up to 7 meters with reliable polarization-based detection.

✅ Fast Switching Performance: 1,000 Hz switching frequency for dynamic applications.

✅ Superior Ambient Light Immunity: Stable operation even under bright light conditions.

✅ Compact and Rugged Housing: Slim design with IP67/IP69K ratings for wet and dusty environments.

✅ User-Friendly Setup: 5-turn potentiometer for fine-tuning sensing range easily.

Order Today for Fast UK & Europe Delivery!

At Drive Outlet Megastore, we offer great prices on the SICK WL12L-2B520 with fast UK and EU dispatch.

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Detect reliably and efficiently — with SICK and Drive Outlet Megastore.