Introduction
The portable multi-parameter water quality tester ERUN-SP5-4 series researched, developed and produced by Erun Environmental Protection Technology Group Co., Ltd. is a portable water quality tester that can measure a variety of parameters. It adopts a cold light source and a narrow-band interference optics system, which is stable in optical performance, and the wavelengths are automatically selected when measuring the samples without any need for tuning, and it is easy to operate and highly reliable.
Product Features
1. Cold light source, narrow band interference optical system, good optical stability;
2. Wavelength is automatically selected when measuring samples, no need to adjust;
3. The optical part of the instrument is strictly controlled to ensure its high performance;
4. With a USB port, can be connected to a computer for record reading or print out the stored data;
5. LCD large screen liquid crystal display, easy to operate and intuitive;
6. The host case is made of molded ABS material, IP65 design, waterproof and dustproof performance.
Technical Parameters
1.Number of channels: 4;
2.Wavelength: 420nm, 440nm, 470nm, 510nm, 520nm, 540nm, 560nm, 600nm, 610nm, 630nm, 660nm, 700nm can be customized to any four wavelengths in the above range;
3.Wavelength accuracy: center wavelength ± 1nm;
4.Measurement parameters: Arsenic
5.Optical stability: absorbance in 20min drift less than 0.002A;
6.Host size: 80mm × 230mm × 55mm.
Measurement items
NO. |
Measuring item |
Measuring range |
Unit |
Maximum error |
1 |
arsenic (low range) |
0.004-0.100 |
mg/L |
5%(F.S) |
2 |
arsenic(high range) |
0.100-0.500 |
mg/L |
5%(F.S) |