Get exclusive volume discounts, bulk pricing updates, and new product alerts delivered directly to your inbox.
By subscribing, you agree to our Terms of Service and Privacy Policy.
Direct access to our certified experts
Manufacture: Hanna
Model: HI3512-02
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
EC Range: 0 μS/cm to 400 mS/cm (shows values up to 1000 mS/cm absolute conductivity), 0.001 to 9.999 µS/cm, 10.00 to 99.99 μS/cm, 100.0 to 999.9 μS/cm, 1.000 to 9.999 mS/cm, 10.00 to 99.99 mS/cm, 1000 mS/cm (autoranging)
EC Resolution: 0.001 μS/cm, 0.01 μS/cm, 0.1 μS/cm, 0.001 mS/cm, 0.01 mS/cm, 0.1 mS/cm, 1 mS/cm
EC Accuracy (@25ºC/77ºF): ±1% of reading (±0.01 μS/cm or 1 digit whichever is greater) excluding probe error
EC Calibration: automatic up to two points with seven Hanna standards (0.00 µS/cm, 84.0 µS/cm, 1.413 mS/cm, 5.00 mS/cm, 12.88 mS/cm, 80.0 mS/cm, 111.8 mS/cm)
EC Temperature Compensation: NoTC, MTC, ATC
TDS Range: 0.000 to 9.999 ppm, 10.00 to 99.99 ppm, 100.0 to 999.9 ppm, 1.000 to 9.999 g/L, 10.00 to 99.99 g/L, 100.0 to 400.0 g/L (autoranging)
TDS Resolution: 0.001 ppm, 0.01 ppm, 0.1 ppm, 1 ppm, 0.01 g/L, 0.1 g/L, 0.001 g/L
TDS Accuracy (@25ºC/77ºF): ±1% of reading (±0.05 ppm or 1 digit whichever greater) excluding probe error
TDS Factor: 0.40 to 1.00
Resistivity Range: 1.0 to 99.9 Ω•cm; 100 to 999 KΩ•cm; 1.00 to 9.99 KΩ•cm; 10.0 to 99.9 KΩ•cm; 100 to 999 KΩ•cm; 1.00 to 9.99 MΩ•cm; 10.0 to 100.0 MΩ•cm (autoranging)
Resistivity Resolution: 0.1 Ω•cm; 1 Ω•cm; 0.01 KΩ•cm; 0.1 KΩ•cm; 1 KΩ•cm; 0.01 MΩ•cm; 0.1 MΩ•cm
Resistivity Accuracy: ±1% of reading (±10 Ω or 1 digit whichever greater) excluding probe error
Salinity Range: 0.0 to 400.0% NaCl
Salinity Resolution: 0.1% NaCl
Salinity Accuracy (@25ºC/77ºF): ±1% of reading (excluding probe error)
Salinity Calibration: one point, with HI7037 calibration solution (optional)
Temperature Rang: -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)
Temperature Coefficient: 0.00 to 10.00 %/°C (for EC and TDS only; default value is 1.90%/°C)
Reference Temperature: 15°C, 20°C and 25°C
ISE Range: 1.00 E-7 to 9.99 E10 concentration (user selectable units)
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)
Cell Constant: 0.010 to 10.000
pH Electrode: HI1131B glass body pH electrode with BNC connector and 1 m cable (included)
EC Probe: HI76310 platinum four-ring EC/TDS probe and 1 m cable (included)
Temperature Probe; HI7662-T stainless steel temperature probe with 1 m (3.3’) cable (included)
Slope Calibration: from 80 to 110%
Temperature Source: automatic from sensor inside the probe; manual entry
Logging: 400 samples, log-on-demand
Logging Interval: 5, 10, 30 seconds; 1, 2, 5, 10, 15, 30, 60, 120, 180 minutes, AutoEnd (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: HI3512-02 is supplied with HI76310 EC/TDS probe, HI1131B pH electrode, HI7662-T temperature probe, 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), HI76404N electrode holder, 12 VDC adapter and instructions.
