![HANNA HI97701 residual chlorine [free chlorine] Portable Photometer](http://img.nbchao.com/imgs/440/2024/02/01/1506500383699103.jpg)
Specifications
| Measurement range | 0.00-5.00mg/L |
| resolution | 0.01mg/L |
| Accuracy @25 ℃ | Readings of +/- 3 %； +/- 0.03mg/L |
| Light source system | Light Emitting Diode, Bandwidth 8nm, Wavelength Accuracy +/- 1.0nm, Silicon Photopower |
| Method standard | EPA DPD method |
| Anti-hard cup size | Diameter 24.6mm, inner diameter 22mm |
| Power mode | 3X1.5V AA battery, 800 continuous measurements when backlight is turned off |
| screen display | 128X64 pixel black and white LCD with backlight |
| automatic storage | 50 reading data |
| Automatic shutdown | Automatic shutdown after 15 minutes of no operation |
| Applicable environment | 0 to 50 ℃; RH-max95% (no heating and cooling) |
| Size/Weight | 142x102.5x50.5mm/380g |
| Standard configuration | Host, Glass Colorimetric dish and lid x2 (specification: outer diameter 24.6mm, inner diameter 22mm), instruction manual |
| Measurement parameter | residual chlorine |
Packing list
machine X1, manual X1, certificate X1, warranty card X1
After-sales instructions
Warranty days: 365 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/45540/Specification.html , which is only used by users who purchase commodities from the NBCHAO.