Specifications
| Hardness Measurement range (concentration) | 0.05~200mmol/L |
| 水质硬度Measurement range (德国度) | 0~1122°dH |
| Hardness Measurement range (UK degrees) | 0~1404°e |
| Hardness Measurement range (French degrees) | 0~2000°fH |
| Hardness Measurement range (GPG) | 0~1170gpg |
| Hardness Measurement range (CaCO3) | 0~20000mg/L |
| Hardness Measurement range (CaO) | 0~11220mg/L |
| Hardness Measurement range (Ca2 +) | 0~8020mg/L |
| Water Hardness Display Resolution | 0.001, 0.01, 0.1, 1 |
| 水质硬度Accuracy | ±1%FS |
| Hardness calibrated point | 2 to 5 point |
| Hardness calibrating fluid | 0.01, 0.1, 1, 10, 100mmol/L |
| mV range | ±2000.0mV |
| mV resolution | 0.1, 1mV, optional |
| mV measurement Accuracy | ±0.2mV |
| Temperature compensation range | 0~50 ℃/32~ 122 ° F, manual |
| Stability condition | Fast, standard, high precision |
| Measurement mode | Continuous or automatic endpoint locking |
| Timed interval reading | 10, 30, 60, 300 seconds or off |
| Calibrated reminder | 1 to 99 days or off |
| data transmission | Send to memory or printer |
| password protection | 6 digits |
| Connectivity | Bluetooth 4.0 or higher |
| Maximum transmission distance | 10 meters |
| Power | 1.2V lithium battery or AAA battery 2 pcs |
| Dimensions | 175 * 40 (diameter) mm |
| Instrument Weight | 100g |
Packing list
S40 Bluetooth water quality Hardness Tester, WH-UK water quality Hardness electrode (made in the UK), water quality Hardness standard solution (10/100mmol/L), ionic strength regulator, AA battery, plastic carrying case
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/35751/Specification.html , which is only used by users who purchase commodities from the NBCHAO.