1、 Equipment Introduction:
Intelligent multi parameter water quality detectorReferring to the national environmental standards HJ/T399-2007 "Determination of Chemical Oxygen Demand in Water Quality - Rapid Digestion spectrophotometric method", HJ535-2009 "Determination of Ammonia Nitrogen in Water Quality - Nessler's reagent spectrophotometric method", HJ671-2013 "Determination of Total Phosphorus in Water Quality - Ammonium molybdate spectrophotometric method", and HJ 636-2012 "Determination of Total Nitrogen in Water Quality - Alkaline potassium persulfate digestion ultraviolet spectrophotometric method", the research and design can quickly determine dozens of concentration indicators such as COD, ammonia nitrogen, total phosphorus, and total nitrogen in water bodies. Equipped with intelligent data analysis capabilities, it displays data in charts and lists, making analysis clear at a glance; 10.1-inch high-definition color LCD touch screen, Android intelligent operating system, Chinese display interface, Chinese and English keyboard, user-friendly operation, equipped with a 28 hole intelligent dual temperature zone digestion instrument, can achieve rapid outdoor detection, making it easier to use.
2、 Widely used:
Intelligent multi parameter water quality detectorIt can be widely applied to the detection of wastewater in various industries (industrial wastewater, urban sewage, domestic sewage, and surface water in rivers and lakes), and can meet the diverse needs of different users. It can be used for monitoring industrial wastewater and various domestic sewage in chemical, petroleum, coking, papermaking, metallurgy, brewing, pharmaceuticals, and other industries.
3、 Testing items:
Conventional water quality testing indicators: COD, ammonia nitrogen, total nitrogen, total phosphorus, phosphate, nitrate nitrogen, nitrite nitrogen, permanganate index, turbidity, chromaticity, suspended solids, dissolved oxygen pH;
Disinfectant testing indicators: residual chlorine, total chlorine, chlorine dioxide, effective chlorine, chlorite;
Heavy metal detection indicators: copper, total copper, hexavalent chromium, total chromium, zinc, total zinc, iron, total iron, nickel, total nickel, manganese, total manganese, cadmium, lead, aluminum, arsenic, tin, mercury/total mercury, cobalt, titanium;
Other testing indicators: sulfates, fluorides, sulfides, volatile phenols, aniline, formaldehyde, hydrogen peroxide, silicon dioxide, urea, chloride ions, anionic surfactants, cyanuric acid, ozone, total hardness, total alkalinity;
4、 Functional features:
1. Adopting the brand new Android 7.1.1 intelligent system, with a user-friendly Chinese operating interface, it runs faster and has stronger stability.
2. 10.1-inch LCD touch screen display, user-friendly Chinese operation interface, intuitive and simple reading.
3. Adopting a colorimetric cell design and using consistent light sources can solve the problem of detection result errors caused by light source errors, resulting in more accurate detection results.
4. The light source adopts imported high brightness light-emitting diodes, and the brightness of the light source can be automatically adjusted and calibrated.
5. Support color comparison methods such as 10mm, 30mm, 50mm dish color comparison, and φ 16mm tube color comparison, with multiple options to ensure measurement accuracy;
6. Equipped with wireless communication function, supporting WIFI, RJ45, mobile hotspot network transmission, and detection data can also be exported through USB flash drive;
7. Multi functional sample management, capable of naming samples in both Chinese and English, facilitating sample recording and data storage;
8. The instrument can store 8 million sets of data, and for the convenience of searching for large amounts of data, it can be searched through time and analyzed at will;
9. The instrument is equipped with a supervision cloud platform, and the data can be uploaded through the LAN and the Internet, and can also be docked and uploaded to the platform of the environmental supervision department.
10. Built in thermal line printer, the content on the printing paper can be freely selected (including QR code printing);
11. AC 220V, optional 6-speed large capacity rechargeable lithium battery, convenient for outdoor mobile testing;
12. Built in teaching demonstration videos, users can watch the operation videos inside the instrument while conducting experimental operations, making it easier to get started.
13. The firmware of the later product can be upgraded.

5、 Technical parameters:
Indication error: ≤± 5%;
Instrument stability:<0.5%;
Instrument repeatability:<0.5%;
Photochemical stability: numerical drift within 20 minutes ≤ 0.002A (100000 hours lifespan);
5、 Physical parameters
Operating System: Android 7.1.1 Intelligent Operating System;
Display screen: 10.1-inch high-definition color LCD touch screen;
Network interfaces: USB 2.0, WiFi, Bluetooth, hotspot RJ45;
Operation interface: Chinese/English (factory optional);
Colorimetric method: colorimetric tube, colorimetric dish;
Printer: Thermal line printer;
Communication interface: USB 2.0;
Power supply mode: AC 220V, optional large capacity rechargeable lithium battery;
Data export format: Excel spreadsheet;
Cloud platform: The instrument is equipped with a monitoring platform, connected to the network, and the detection results are directly transmitted to the environmental safety monitoring platform;
Instrument size: 444 x 303 x 173 mm;
Instrument weight: 5.2kg (excluding adapter or charger and battery);
6: Environment and working parameters
Environmental temperature: (5-40) ℃;
Environmental humidity: relative humidity<85% (no condensation);
Rated power: 20W
Working power supply: AC220V ± 10%/50Hz;
Configurable: Large capacity lithium battery.