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Hanna HI3221-02 pH/ORP/ISE Single Channel Benchtop Meter (-2.0 to 20.0 pH, -2.00 to 20.00 pH, -2.000 to 20.000 pH)
Warranty: 12 month
pH Range: -2.0 to 20.0 pH, -2.00 to 20.00 pH, -2.000 to 20.000 pH
pH Resolution: 0.1, 0.01, 0.001 pH
pH Accuracy (@25ºC/77ºF): ±0.01 pH, ±0.002 pH
pH Calibration:up to five point calibration, seven standard buffers available (1.68, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45), and two custom buffers
pH Temperature Compensation: automatic or manual from -20.0 to 120.0 °C
mV Range: ±2000 mV
mV Resolution: 0.1 mV
mV Accuracy: ±0.2 mV
Relative mV Offset Range: ±2000 mV
Temperature Range: -20.0 to 120.0°C (-4.0 to 248.0°F)
Temperature Accuracy: ±0.2°C; ±0.4°F (excluding probe error)
Temperature Resolution: 0.1°C (0.1°F)
ISE Range: 1.00 E⁻³ to 1.00 E⁵ ppm
ISE Resolution: 3 digits
ISE Accuracy @ 25 °C/77 °F: ±0.5% (monovalent ions); ±1% (divalent ions)
ISE Calibration Points: up to five-point calibration points six standard solutions available (0.1, 1, 10, 100, 1000, 10000 ppm)
pH Electrode: HI1131B glass body pH electrode with BNC connector and 1 m cable (included)
Temperature Probe: HI7662-T stainless steel temperature probe with 1 m cable (included)
Slope Calibration: from 80 to 110%
Logging: 400 samples, log-on-demand
Logging Interval: 5, 10, 30 seconds; 1, 2, 5, 10, 15, 30, 60, 120, 180 minutes (max 600 samples)
Connectivity: opto-isolated USB
Environment: 0 to 50°C (32 to 122°F), RH max 55% non-condensing
Input Impedance: 10¹² Ohms
Power Supply: 12 VDC adapter (included)
Dimensions: 235 x 207 x 110 mm (9.2 x 8.14 x 4.33”)
Weight: 1.8 kg (4 lbs)
