Endress+Hauser
Measuring Principle : UV absorption at 254nm with 550nm reference, Memosens digital, self-cleaning Application : Continuous online water/wastewater/utilities - nitrate, SAC, COD/TOC surrogate, no chemicals required Measuring Range : SAC 0.1-50 /m, COD 0.15-75 mg/l, TOC 0.06-30 mg/l (equiv. KHP, 40mm gap) Brand : Endress+Hauser
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Viomax CAS51D is a digital UV optical sensor for continuous, chemical-free measurement of nitrate, SAC, COD/BOD, and TOC/DOC surrogate parameters directly in the process. Size: 2 mm or 8 mm cuvette gap (selectable per measuring range) Application: Continuous nitrate, SAC, and organics (TOC/COD/BOD surrogate) monitoring in water and wastewater without chemical reagents Measuring Principle: UV absorption at 214 nm (measuring channel) with 254 nm reference channel, Memosens digital technology Measuring Range: Nitrate NO3-N 0.01-20 / 0.1-50 mg/l, SAC 0-50 / 0-250 / 0-1000 1/m, TOC/DOC (254nm) 0-30 / 0-150 / 0-600 mg/l Accuracy: ±0.2 mg/l (below 10 mg/l) or 2% of full scale for nitrate Key Features: Chemical-free, continuous online measurement Self-cleaning, low-maintenance design Memosens digital technology for high data integrity
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