| Sensing Type: | Digital |
|---|---|
| Output Signal Type: | Digital Type |
| IP Rating: | IP68 |
| Certification: | ISO |
| Measurement Principle: | Ultraviolet Absorption Method |
| Sensor Interface: | Supports RS-485, Modbus Protocol |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier Yosemite Y551 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
| Name | Y551-B COD Sensor(small range) | Y551-C COD Sensor(big range) |
| Measurement principle | Ultraviolet absorption method | Ultraviolet absorption method |
| COD range | 0-500mg/L | 0-1500mg/L |
| COD accuracy | ±5% | ±5% |
| Resolution | 0.01mg/L | 0.01mg/L |
| TOC range | 0-180mg/L | 0-600mg/L |
| Turbidity range | 0-300NTU | 0-500 NTU |
| Temperature range | 0-50ºC | 0-50ºC |
| IP rating | IP68 | IP68 |
| Sensor interface | Supports RS-485, MODBUS protocol | Supports RS-485, MODBUS protocol |
| Power consumption | 0.25W(non wiping), 0.8W(wiping) | 0.25W(non wiping), 2W(wiping) |
| Suggested power | DC 12-24V, ≥1A | DC 12-24V, ≥1A |
| Sensor size | Φ50mm*179mm | Φ50mm*179mm |
| Cable length | 10m(default), customizable | 10m(default), customizable |
| Sensor housing material | 316L(Customizable titanium alloy) | 316L(Customizable titanium alloy) |
Suppliers with verified business licenses
Audited Supplier 
){kind=link}
){kind=link}