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Manufacture: Hanna
Model: HI3221-02
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)
Ordering Information: HI3221 is supplied with HI1131B pH electrode, HI7662-T temperature probe, HI76404N electrode holder, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachet (2), HI7082 3.5M KCl electrolyte solution (30 mL), 12 VDC adapter, and instructions.
