Name of Work:- Procurement of Turbidity Meters for Quality Control Laboratories running under CWA(W&S)-II Division.
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Item Description
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Portable Turbidity MeterModel: 2100QTechnical Specification of Portable Turbidity MeterMake: HACH/WTW/Merck/Thermo Fisher or any other DJB Approved makeTechnical Specification of of Portable Turbidity Meter must have ratio turbidimetric determination using a primary nephelometric light scatter signal 90° to the transmitted light scatter signal meets EPA & ISO 7027 certified as follows: Measurement Specifications: Measurement Principal: Ratio turbidimetric determination using a primarynephelometric light scatter signal 90° to the transmitted light scatter signal.Measurement Range: 0 to 1000 NTU (FNU)Accuracy: ±2% of reading plus stray light from 0 to 1000 NTURepeatability: ±1% of reading, or 0.01 NTU (FNU), whichever is greaterResolution: 0.01 NTU (lowest range)Compliance: EPA Method 180.1 & ISO 7027Stray Light: less than 0.02 NTU Signal Averaging: Selectable on/offDetector: Silicon photovoltaicLight Source: Tungsten filament lampReading Modes (user selectable options): Normal (Push to Read),Signal Averaging, Rapidly Settling TurbidityRapidly Settling Turbidity (RST) Mode: for improved measurement of unstable & settling samples.Dual Detector Optical System: for light fluctuation, compensates of color & stray light interference, On-Screen assisted Calibration and Verification: to minimize operator error. All the core measurement information is on a single screen.Data Logging Capacity: 500 records or better with date, time & calibration statusMechanical & Operational RequirementsPower Supply: 4 AA alkaline batteries & AC Power with USB portOperating Temperature: 0 to 50°C Storage Temperature : -40 to 60°C Instrument Enclosure Rating: IP67 Protection Class: Power Supply: Class IICertification: CE certifiedSample Volume: 15 mL or better Sample Cells : 60 x 25 mm round glass with screw cap3. Accessories to be supplied: carrying case with calibration standards in 1\\" sealed vials of 20, 100, 800 NTU), 6 sample glass round cells with screw-tops, instrument manual, silicone oil and oiling clothWarranty : The instrument shall be supplied with a minimum one year comprehensive warranty from the date of installation. Please Enable Macros to View BoQ information
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