| category |
Product Name |
Basic functions and specifications |
| PH |
measurement range |
(-1.999 ~ 19.999)pH |
| resolution |
0.1/0.01/0.001 pH |
| accuracy |
Electricity meter: ± 0.002 pH, matching: ± 0.01 pH |
| input current |
≤1×10-12 A |
| input impedance |
≥3×1012 Ω |
| stability |
±0.002 pH/3h |
| Temperature compensation range |
(0~100) ℃ (automatic or manual) |
| mV |
Measurement range (mV/ORP/EH) |
-1999mV ~ 0 ~ 1999mV |
| resolution |
0.1mV |
| accuracy |
±0.03% FS |
| conductivity |
measurement range |
Conductivity: (0.00~19.99) μ S/cm (20.0~199.9) μ S/cm (200~1999) μ S/cm (2.00~19.99) mS/cm (20.0~199.9) mS/cm TDS: (0~100) g/L Salinity: (0~100) ppt Electrical resistivity: (0~100) M Ω· cm |
| resolution |
0.01/0.1/1μS/cm 0.01/0.1 mS/cm |
| accuracy |
Electricity meter: ± 1.0% FS, matching: ± 1.5% FS |
| Temperature compensation range |
(0~50) ℃ (automatic) |
| electrode constant |
0.1 / 1 / 10 cm-1 |
| Reference temperature |
25 ℃, 20 ℃, and 18 ℃ |
| Other technical parameters |
Data storage |
300 sets |
| Storage Content |
Number, measurement value, measurement unit, and temperature value. |
| Power supply |
Two AA batteries (1.5V × 2) |
| Dimensions and Weight |
Instrument: (65 × 120 × 31) mm/180g; Suitcase: (255 × 210 × 50) mm/790g |
| Quality and Safety Certification |
ISO9001:2000, CE and CMC |
| working conditions |
Ambient temperature |
5~35 ℃ (0.01 level) |
| Ambient Humidity |
≤85% |
| IP rating |
IP57 dustproof and waterproof |