LK-H057 | Keyence Laser Displacement Sensor Head, ±10 mm Range, Red Laser, IP67

Keyence · Sensors & Instrumentation

Description  The Keyence LK-H057 is a high-precision laser displacement sensor head designed for accurate, non-contact distance and thickness measurements. Operating with a red semiconductor laser (655 nm) and a ±10 mm measuring range, this diffuse reflective sensor provides exceptional linearity and repeatability for precision automation and quality inspection.     Technical Specifications  Condition New/Never Used Surplus Brand Keyence Category Sensors & Switches Part Number LK-H057 Subcategory Laser Gauging System Mounting Mode Diffuse reflective Reference Distance 50 mm (1.97") Measuring Range ±10 mm (±0.39") Light Source Type Red semiconductor laser Wavelength 655 nm Laser Class IEC 60825-1: Class 2 / FDA CDRH: Class II Laser Output 0.95 mW Spot Diameter 50 µm × 2,000 µm at 50 mm Linearity ±0.02% of full scale (20 mm) Repeatability 0.025 µm Sampling Cycle 2.55 / 5 / 10 / 20 / 50 / 100 / 200 / 500 / 1000 µs selectable Temperature Characteristics 0.01% of F.S./°C (F.S. = 20 mm) Enclosure Rating IP67 Ambient Light Resistance Incandescent/fluorescent lamp: 10,000 lux max Ambient Temperature 0 to +50 °C (32 to 122 °F) Relative Humidity 35 to 85 % RH (No condensation) Vibration Resistance 10–55 Hz, double amplitude 1.5 mm (0.06") Material Aluminum die-cast Weight Approx. 0.90 lbs (260 g)     Information About LK-H057 The LK-H057 belongs to Keyence’s advanced LK-H series of laser displacement sensors, known for their superior accuracy and stable measurement performance. Featuring a Class 2 red laser and diffuse reflective sensing, the LK-H057 achieves fine measurement results even on challenging surfaces. With a selectable sampling cycle from 2.55 µs to 1000 µs, it delivers both high-speed and high-resolution performance. Its rugged IP67 aluminum die-cast housing ensures reliability in harsh industrial environments, making it ideal for integration into process control, inspection, and precision assembly systems. Key Features: Wide Measurement Range: ±10 mm detection range with a 50 mm reference distance for flexible applications. High Precision: Exceptional 0.025 µm repeatability ensures micro-level measurement accuracy. Red Semiconductor Laser: 655 nm wavelength for stable, reliable reflection from diverse materials. Selectable Sampling Cycle: Adjustable from 2.55 µs to 1000 µs to optimize speed and precision. Excellent Linearity: Maintains ±0.02% of full scale (20 mm) for consistent output accuracy. Industrial Durability: IP67-rated aluminum die-cast housing withstands moisture, dust, and vibration. Temperature Stability: Drift as low as 0.01% of F.S./°C, ensuring consistent results in varying conditions. Resistant to Ambient Light: Operates under illumination up to 10,000 lux, minimizing external interference. Compact Design: Lightweight (260 g) body simplifies integration into robotic or measurement setups. Class 2 Laser Safety: Conforms to IEC 60825-1 and FDA CDRH Class II standards for safe operation. The LK-H057 delivers the precision, responsiveness, and environmental resilience essential for high-performance displacement and thickness measurement applications in manufacturing and automation.

Brand: Keyence · Category: Sensors & Instrumentation

Key features

• Wide Measurement Range: ±10 mm detection range with a 50 mm reference distance for flexible applications.
• High Precision: Exceptional 0.025 µm repeatability ensures micro-level measurement accuracy.
• Red Semiconductor Laser: 655 nm wavelength for stable, reliable reflection from diverse materials.
• Selectable Sampling Cycle: Adjustable from 2.55 µs to 1000 µs to optimize speed and precision.
• Excellent Linearity: Maintains ±0.02% of full scale (20 mm) for consistent output accuracy.
• Industrial Durability: IP67-rated aluminum die-cast housing withstands moisture, dust, and vibration.
• Temperature Stability: Drift as low as 0.01% of F.S./°C, ensuring consistent results in varying conditions.
• Resistant to Ambient Light: Operates under illumination up to 10,000 lux, minimizing external interference.
• Compact Design: Lightweight (260 g) body simplifies integration into robotic or measurement setups.
• Class 2 Laser Safety: Conforms to IEC 60825-1 and FDA CDRH Class II standards for safe operation.

Specifications

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