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KEYENCE FU-70U fibre optic sensor
Detection of small opaque objects
Precision alignment in automation systems
Quality control in electronics production lines
Linear detection in confined spaces
Reliable sensing in harsh environments
KEYENCE FU-70U is a thrubeam-type fiber optic sensor unit. It features a 2.3 mm optical axis diameter for standard targets and can detect small objects with high accuracy. The nickel-plated brass housing and Tough-Flex fiber structure provide both durability and flexible installation. It is capable of detecting opaque objects as small as 0.1 mm in diameter.
Sensing type: Thrubeam
Optical axis diameter: 2.3 mm
Fiber length: 1 m (free-cut)
Minimum bend radius: 2 mm
Minimum detectable object: 0.1 mm (opaque)
Tightening torque: 0.8 Nm
Operating temperature: -40°C to +50°C
Housing material: Nickel-plated brass
Lens material: BK7 glass
Accessories: Fiber cutter, FU adapter, mounting screws
Weight: Approx. 5 g