Máy đo PH Adwa AD1020 Máy đo pH/ORP/ISE/Temp Loại để bàn Dải Đo: -2.00 to 16.00 pH / -2.000 to 16.000 pH, -2000 to 2000 mV, 0.001 to 19999 ppm, -20.0 to 120.0 °C AD1000/AD1020 Range -2.00 to 16.00 pH / -2.000 to 16.000 pH ±2000 mV 0.001 to 19999 ppm (AD1020 only) -20.0 to 120.0°C (- 4.0 to 248.0°F) Resolution 0.01 pH / 0.001 pH 0.1 mV (±999.9 mV) / 1 mV (outside) 0.001 ppm (0.001 to 9.999) 0.01 ppm (10.00 to 99.99) 0.1 ppm (100.0 to 999.9) 1 ppm (1000 to 19999) ( AD1020 only) 0.1°C (0.1°F) Accuracy (@20°C/68°F) ±0.01 pH / ±0.002 pH ±0.2 mV up to ±699.9 mV ±0.5 mV up to ±999.9 mV ± 2 mV outside ±0.5% f.s. ISE (AD1020 only) ±0.4°C (±0.7°F) (excluding probe error) pH Calibration Up to 5 point calibration, with 2 custom and 7 standard buffers (pH 1.68, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45) ISE Calibration Up to two-point calibration, (AD1020 only) 5 standard solutions available (0.1, 1, 10, 100, 1000 ppm) PC Interface USB and RS232