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IoT Product Industrial IoT

Keyence LK-G Series Laser Displacement Sensor

Keyence LK-G is a high-accuracy laser displacement sensor delivering ±0.05% linearity for precision measurement of thickness, step height, and surface profile in manufacturing quality control.

The LK-G series uses a 655 nm semiconductor laser with a spot size as small as 25 μm diameter, enabling measurement of fine surface features without contact. Sampling rates up to 50 kHz allow in-line inspection at production line speeds exceeding 1,000 parts per minute. Multiple sensors can be synchronised via a controller hub for simultaneous multi-axis profile capture. EtherNet/IP, RS-232, and analogue output interfaces cover most PLC and data acquisition environments. Built-in digital display shows live displacement values without a separate controller in maintenance mode.

Industrial IoT IoT Product