FI-C Refractive Index Concentration Sensor Instruction Manual

This manual provides installation, operation, and maintenance instructions for the Keyence FI-C refractive index concentration sensor, available in probe type (FI-C20D) and in-line type (FI-C40F) with built-in temperature sensors. It covers safety precautions, mounting procedures, wiring guidelines, and specifications for measuring concentration (0-20 or 0-40 Brix%) and temperature (0-70°C) in tanks or pipes.