Specifications
| Dissolved oxygen Measurement Range | 0.00-50 mg/L (ppm); 0.0-600% saturation |
| Resolution of dissolved oxygen | 0.01Mg/L (ppm); 0.1% saturation |
| Dissolved oxygen calibrate | Automatically at one or both points of 100% (8.26mg/L) and 0% (0mg/L); manually, using the value entered by the user in% saturation or mg/L |
| Atmospheric pressure Measurement Range | 450-850mmHg |
| atmospheric pressure resolution | 1mmHg |
| Atmospheric pressure calibrated | A point in any range of pressure values |
| Temperature Measurement Range | -20.0-120.0℃；-4.0-248.0°F |
| temperature resolution | 0.1℃；0.1°F |
| Temperature Accuracy (@25 ℃/77 ° F) | +/- 0.2 ℃； +/- 0.4 ° F (excluding probe errors) |
| Temperature calibrated | The temperature value of one or two points in any range |
| Measurement mode | Direct DO; BOD (Biochemical Oxygen Demand); OUR (Oxygen Absorption); SOUR (Specific Oxygen Uptake) |
| Air pressure compensation | Automatic from 450-850mmHg |
| Salinity compensation | Automatic, from 0-70g/L |
| Temperature compensation | Automatic from 0.0-50 ℃ (32.0-122 ° F) |
| Probe | HI764073 Polarographic DO probe with protective sleeve internal temperature transducer, DIN Connector and 4m (13 ') cable (included) |
| logging | Log up to 400 samples on demand |
| PC connection | Optical isolation USB (with HI92000 software) |
| Battery type/lifespan | 1.5V (4) AA battery/no backlight for about 200 hours of continuous use (about 50 hours with backlight) |
| Automatic shutdown | User can choose: 5, 10, 30, 60 minutes or disable |
| Environment | 0-50℃(32-122°F)；RH 100% IP67 |
| size | 185x93x35.2mm(7.3x3.6x1.4") |
| Weight | 400g(14.2 oz.) |
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/45255/Specification.html , which is only used by users who purchase commodities from the NBCHAO.