Multi-Parameter SensorsTL-FUV-408

Multi-Parameter Water Quality Sensor (Full Spectrum)

Multi-Parameter Water Quality Sensor (Full Spectrum) — TL-FUV-408
Multi-Parameter Sensors

Multi-Parameter Water Quality Sensor (Full Spectrum)

TL-FUV-408

Full spectrum absorption sensor measuring 12+ parameters simultaneously. IP68, RS485 output.

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Product Overview

The TL-FUV-408 is a full spectrum absorption sensor that simultaneously measures COD, BOD, Chroma, TOC, Turbidity, UV254, TP, TN, NHN, NO2, NO3, and CODMn in a single submersible probe. Eliminates the need for multiple individual sensors in complex monitoring applications.

Working Principle

The sensor uses a continuous online measurement principle with automatic temperature compensation. The measurement signal is processed by an integrated microprocessor and transmitted via RS485 Modbus RTU for direct integration with PLCs, data loggers, and SCADA systems. The 4–20 mA analog output provides compatibility with legacy control systems.

Wiring & Signal Output

Power supply: 12–24 V DC (standard); 220 V AC with adapter
Primary output: RS485 Modbus RTU (address configurable 1–247)
Analog output: 4–20 mA (proportional to measured value)
Relay output: 2 × SPDT relay for alarm / dosing control
Communication: Modbus RTU function codes 03 / 06 / 16
Cable entry: M16 cable gland, IP68 submersible cable available

Technical Specifications

ParameterValue
Measurement PrincipleFull spectrum absorption
Measuring ParametersCOD + BOD + Chroma + TOC + Turbidity + UV254 + TP + TN + NHN + NO2 + NO3 + CODMn
Accuracy±5% FS
Signal OutputRS485 Modbus RTU
Power Supply12 VDC
Working Conditions0–45°C, 0–1 Bar
ProtectionIP68
InstallationSubmersible
CalibrationSpectral calibration
Cable Length5m
Body Material316L Stainless steel

Key Features

  • 12+ parameters in a single submersible probe
  • Full spectrum absorption technology
  • Eliminates need for multiple sensors
  • 316L stainless steel body for durability

Typical Applications

Municipal wastewater complianceRiver/lake monitoring stationsIndustrial effluent monitoringEnvironmental surveillance

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