FW-V20 Series Digital Ultrasonic Sensor Instruction Manual

This instruction manual provides safety information, specifications, and operating procedures for the Keyence FW-V20 Series separate amplifier type digital ultrasonic wave sensors, including models FW-V20, V20P, V25, and V25P. It covers installation, wiring, sensor head selection, detection modes (F-1, F-2, A-1, A-2, A-3), analog output, external shift features, and compliance with CE, UKCA, and UL standards.