Portable pH meter SX711

Portable pH meter Model: SX711 Instrument: Built-in microprocessor chip, with automatic calibration, automatic temperature compensation, data storage, feature set, self-diagnostics, automatic shutdown and intelligent features such as low voltage display. ● Automatic identification 13 kinds of pH standard buffer solution, there are three series of standard buffer solution can be selected: Europe & USA series, NIST series and China series. ● You can set the high-water and ammonia added purified water pH measuring mode pH measurement mode. ● Configure calibration solution and portable case, suitable for field and in the field. ● Meter meets IP57 waterproof rating. Accessories Category Product Name Basic features and specifications PH measurement range (-2.00 ~ 19.99) pH Resolution 0.1 / 0.01pH accuracy electricity meter: ± 0.01pH, supporting: ± 0.02pH input current input impedance ≥1 ≤2 × 10-12A × 1012Ω stability ± 0.01pH / 3h temperature compensation range (0 ~ 100) ℃ (automatic) mV measurement range -1999mV ~ 0 ~ 1999mV Resolution 1mV Accuracy electricity meter: ± 0.1% FS other technical parameters data storage 200 groups Storage Content number, measured values, measurement units and temperature. 2 Power AA batteries (1.5V × 2) Size and weight meter: (65 × 120 × 31) mm / 180g; suitcase: (255 × 210 × 50) mm / 790g Quality and safety certification ISO9001: 2000, CE and CMC Working conditions temperature 5 ~ 35 ℃ (0.01 level) Humidity ≤85% IP rating IP57 dustproof and waterproof