Keyence FS-V21 Digital Fiber Sensor

Compact digital amplifier unit for Keyence FS series fiber optic sensors, designed for high-speed and precise detection in industrial automation applications. Technical Specifications Manufacturer: Keyence Corporation Country of Manufacture: Japan Model: FS-V21 Type: Digital Fiber Optic Sensor Amplifier Compatible Sensor Head: Keyence fiber optic heads (FS series) Supply Voltage: 12–24 VDC ±10% Current Consumption: Approx. 50 mA Output Type: NPN open collector Control Output: 40 VDC max, 100 mA max Response Time: 250 µs (typical) Indicators: Digital display with sensitivity adjustment buttons Cable: 4-wire (brown, blue, black, white) Operating Temperature: 0 °C to +50 °C Protection: IP40 (amplifier unit) Mounting: DIN rail or panel mount Dimensions: Approx. 78 mm (L) × 10 mm (W) × 30 mm (H) Weight: Approx. 80 g Features: High-speed response, easy setup, compact design Application: Object detection, positioning, and presence sensing in automation systems Please review pictures carefully and let us know if you have any questions!