Máy đo pH ORP cầm tay chống nước Hana HI 98183

Range: pH -2.0 to 20.0; -2.00 to 20.00; -2.000 to 20.000 pH; ORP ±2000 mV

Temperature: -20.0 to 120.0 °C (-4.0 to 248.0°F)

Resolution: pH 0.1; 0.01; 0.001 pH; ORP 0.1 mV; Temperature 0.1°C (0.1°F)

Accuracy @ 20°C: pH ±0.01; ±0.002 pH; ORP ±0.2 mV; Temperature ±0.4°C (±0.8°F) (excluding probe error)

Calibration: pH up to five point calibration, seven standard buffers available (1.68, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45) + five custom buffers; Slope From 80 to 110%

pH Temp Compensation:   manual or automatic from -20.0 to 120.0°C (-4.0 to 248.0°F)

Probe:   HI 72911B Titanium body, pH electrode with internal temperature sensor, BNC connector and 1 m (3.3’ cable)

Logging:   log on demand 200 samples (100 ea. range)

PC Connectivity:   opto-isolated USB with optional HI 92000 software

Input Impedance:   10¹² Ohms

Battery Type / Life:   1.2V AA rechargeable batteries (4) / approximately 200 hours of continuous use without backlight (50 hours with backlight)

Auto-off:   user selectable: 5, 10, 30, 60 min or can be disabled

Environment:   0 to 50°C (32 to 122°F); RH 100%

Dimensions:   226.5 x 95 x 52 mm (8.9 x 3.75 x 2”)

Weight:   525 g (18.5 oz.)