FLDUV254 COD Probe

Fluidings BH551 UV254 probe features highly reliable UVC LED for light absorption measurement. This proven technology provides reliable and accurate analysis of organic pollutants for water quality
monitoring at low cost and low maintenance. With rugged design, and integrated turbidity compensation, it is an excellent solution for continuous monitoring of source water, surface water, municipal and
industrial wastewaters.

Features

Modbus RS-485 output for easy system integration
Programmable auto-cleaning wiper
No chemicals, direct UV254 spectral absorption measurement
Proven UVC LED technology, long lifetime, stable and instant measurement
Measurement of SAC、COD、TOC, and BOD
Advanced turbidity compensation algorithm

Model	BH551-B	BH551-C
Interface	Support RS-485， Modbus protocols
COD Range	0.5 to 370mg/L equiv.KHP	1 to 1500mg/L equiv.KHP
COD accuracy	±5% equiv.KHP	±5% F.S. equiv.KHP
COD resolution	0.01mg/L
TOC Range	0.3 to 150mg/L equiv.KHP	0.4 to 600mg/L equiv.KHP
TOC accuracy	<5% equiv.KHP	±5% F.S. equiv.KHP
TOC resolution	0.01mg/L
Tur Range	0-300 NTU	0-500 NTU
Tur accuracy	±5% or 0.5NTU	±5% F.S.
Tur resolution	0.01NTU
Temperature Range	0~50℃（No ice）
Housing IP Rating	IP68
Maximum pressure	3 bar
calibration	1 point or 2 points
Power Requirements	DC 12V -24V，current<50mA (non wiping)
Sensor OD	50 mm
Sensor Length	214 mm
Cable Length	10m (default)
Body Materials	POM and 316L（Ti optional)