| Measuring method | Electrochemistry (acidity pH) + Five Wavelength Optical inspection Colorimetry |
| Range - Absorption | 0.000-4.000 Abs |
| Resolution - Absorption | 0.001 Abs |
| Accuracy - Absorption | 0.003 Abs(1.000 Abs) |
| Optical inspection system - Absorption | Silicon Light Detector, LED Light source |
| Bandpass Filter - Absorption | Bandwidth 8nm, Wavelength Accuracy 1.0nm |
| Colorimetric dish type - Absorbance | Optical inspection Glass, 24.6mm (recommended HANNA HI731333N) |
| Range-pH | -2.00-16.00 pH(pH-mV转换:1000.0 mV) |
| Resolution-pH | 0.01 pH(0.1 mV) |
| Accuracy @25 ℃ -pH | 0.01 pH(0.2 Mv) |
| Temperature compensation -pH | Automatic temperature compensation - 5.0-100 ℃ |
| Calibrated mode -pH | Two-point calibrated, built-in standard calibrated points: 4.01, 6.86, 7.01, 9.18, 10.01 pH |
| Acidity electrode | Built-in temperature transducer and amplifier acidity composite electrode, 3.5mm interface |
| Temperature range | -20.0-120.0℃ |
| temperature resolution | 0.1°C |
| Temperature Accuracy @25 ℃ | 0.5°C |
| data management | 1000 measurement readings storage, USB interface (HANNAHI 920015 data cable) |
| Power mode | 230V AC/5V DC USB 2.0 power adapter (HANNA HI5110/220U) and built-in 3.7V DC rechargeable lithium battery |
| Applicable environment | 0-50 ℃, RH up to 95%, non-condensing |
| Size Weight | 206x177x97mm,1.0 kg |
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;