Specifications
| Measurement parameters | Concentration, saturation, temperature |
| Display | 7 inch capacitive touch screen |
| DO range | 0.00~20mg/L(ppm) |
| DO resolution | 0.01/0.1 mg/L (ppm) |
| DO measurement Accuracy | Electric meter: ± 0.10mg/L; matching: ± 0.40mg/L |
| DO% Measurement range | 0.0~200% |
| DO% resolution | 0.1% |
| DOAccuracy | ±2.0%FS |
| Temperature Measurement range | （0~100）℃ |
| temperature resolution | 0.1℃ |
| temperature relative Accuracy | ±0.1℃ |
| Temperature compensation range | Manual/automatic (0~100) ℃ |
| Salinity compensation range | 0~45ppt (manual) |
| Air pressure compensation range | 0~200kPa (manual) |
| Barometric resolution | 0.1 |
| Air pressure Accuracy | ± 2% |
| Stability | (±0.07mg/L)/1h |
| Response time | ≤ 30s (25 ℃, 90% Response) |
| data storage | 2000 sets (PEAK), external USB for Mass storage |
| Communication interface | USB, Bluetooth (optional) |
| Environment temperature | 5~40℃ |
| Power | 3.7V/1800mA rechargeable lithium battery |
| Dimensions | 160*190*70mm |
| Weight | 880g |
| Working Relative Humidity | 5~85% |
Packing list
complete-built unit X1, manual X1, certificate of conformity 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/39440/Specification.html , which is only used by users who purchase commodities from the NBCHAO.