6 wavelength colorimetric measurements (420nm, 470nm, 515nm, 540nm, 620nm, 650nm);
Colorimetric measurement (365nm);
Turbidity 90° scattered light measurement (850nm), in line with ISO7027 standard;
Nearly 60 detection items, and can be expanded and upgraded:
1.Metals (20): boron, arsenic, copper, cadmium, lead, zinc, mercury, iron, manganese, calcium, aluminum, nickel, silver, barium, molybdenum, cobalt, beryllium, total chromium, hexavalent chromium, ferrous ions
2.Inorganic substances (18): nitrate nitrogen, nitrate, nitrite gas, nitrite, total phosphate, ammonium ion, sulfite, sulfate, ammonia compound, fluoride, imine
3.Salts, ammonia salts, cyanide (CN-), sulfides, water hardness, silicates, silica, total alkalinity
4.Disinfectant (7): residual gas, total chlorine, dioxide, ozone, bromate, hydrogen peroxide, monochloramine
5.Comprehensive pollution indicators (6): ammonia nitrogen, total nitrogen, total phosphorus, COD (low), COD (high), permanganate index
6.Comprehensive physical indicators (4): pH, color, turbidity, suspended solids
7.Organic matter (4): formaldehyde, anionic detergent, volatile phenol, urea
Users can customize measurement methods, up to 20 types, with multiple concentration units to choose from. Supports three-level user management (no more than 8 user IDs) and sample ID settings. Good compatibility. Supports 16mm colorimetric tubes or 25mm ratio tubes. color bottle
Standard pipette, digestion colorimetric tube, portable protective box
Intelligently determines the end point, supports automatic reading and continuous reading
The reading modes include absorbance, transmittance, and concentration; it supports setting the dilution ratio and automatically calculates the original concentration of the sample.
Optional built-in calibration curve or customized calibration curve (20 types), supporting 1-5 point calibration
Support data storage (2000 sets), review, deletion, and transmission
Comply with GLP to achieve data traceability and statistical analysis
Supports connection to a standard RS-232 serial port printer to print measurement results
With USB interface, it can be connected to PC through special communication software to realize data transmission.
Powered by a large-capacity lithium battery, it can be charged by connecting to a PC and a mobile power supply, or directly powered by a USB port.
With battery low voltage reminder function and charging status reminder function
Specifications：
model | DGB-480 multi-parameter water quality analyzer |
Number of wavelengths | 8 |
wavelength | 365nm, 420nm, 470nm, 515nm,
540nm, 620nm, 650nm, 850nm |
filter | have |
Turbidity measurement optical path | have |
Colorimetric measurement light path | have |
Number of measurement channels | single channel |
Measuring cell | 25mm colorimetric bottle, 16mm colorimetric tube |
Screen | LCD screen |
Operation method | Key operation |
Measurement parameters | Nearly 60 items, can be expanded |
data storage | 2000 sets |
powered by | lithium battery |
Maximum allowable error of wavelength | ±4nm |
Transmittance Noise and Drift | Transmittance is 0% noise: ≤0.2%
Transmission ratio is 100% noise: ≤0.5%
Drift:≤0.5%/30min |
Maximum allowable error of transmittance | ≤ 2.0% |
Transmittance repeatability | ≤ 0.5% |
Absorbance linearity error | Absorbance ≤ 0.100: no more than ±0.008
Absorbance 0.101~0.300: no more than ±8.0%
Absorbance 0.301~0.600: no more than ±4.0%
Absorbance>0.600: no more than +6.0% |
Dimensions (mm), weight (kg) | 100x220x80,0.8 |
Packing size (mm), gross weight (kg) | 490x410x220, 5.0 |
