1、 Equipment Introduction:

The intelligent COD ammonia nitrogen detector is designed and manufactured according to the standard of "Rapid Digestion Spectrophotometer (HJ/T 399-2007)", mainly for detecting COD and ammonia nitrogen content in water quality; This instrument also has intelligent data analysis function, displaying data in charts and lists, making analysis clear at a glance; High definition color LCD touch screen, Android intelligent operating system, Chinese display interface, Chinese English keyboard, user-friendly operation, easier to use.

2、 Widely used:

It 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、 Functional features:

1. Adopting the brand new Android 7.1.1 intelligent operating system, with a user-friendly Chinese 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 precise 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 ultra 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 permanently store 8 million sets of data, and for the convenience of searching for large amounts of data, it can be retrieved through time and analyzed at will;

9. Support HDMI output, convenient for user training, explanation, and large screen display.

10. 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.

11. Built in thermal line printer, the content on the printing paper can be freely selected (including QR code printing);

12. AC 220V, optional 6-speed large capacity rechargeable lithium battery, convenient for outdoor mobile testing;

13. The firmware of the later product can be upgraded.

4、 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);

1. COD (COD)

Testing method: Rapid detection method for chemical oxygen demand in water quality

Reference standard: HJ/T399-2007

Detection range: 0-15000mg/L (segmented)

Detection limit: 3mg/L

2. Ammonia nitrogen

Detection method: Determination of ammonia nitrogen in water quality by Nash reagent spectrophotometry

Reference standard: HJ535-2009

Detection range: 0-200mg/L (segmented)

Detection limit: 0.05mg/L

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.