Specifications HI98194 pH / mV Range 0.00 to 14.00 pH / ±600.0 mV Resolution 0.01 pH / 0.1 mV Accuracy ±0.02 pH / ±1.2 mV Calibration automatic one, two, or three points with automatic recognition of five standard buffers (pH 4.01, 6.86, 7.01, 9.18, 10.01) or one custom buffer ORP Range ±2000.0 mV Resolution 0.1 mV Accuracy ±1.0 mV Calibration automatic at one custom point (relative mV) EC Range 0 to 200 mS/cm (absolute EC up to 400 mS/cm) Resolution manual: 1 µS/cm; 0.001 mS/cm; 0.01 mS/cm; 0.1 mS/cm; 1 mS/cm; automatic: 1 µS/cm from 0 to 9999 µS/cm; 0.01 mS/cm from 10.00 to 99.99 mS/cm; 0.1 mS/cm from 100.0 to 400.0 mS/cm; automatic mS/cm: 0.001 mS/cm from 0.000 to 9.999 mS/cm; 0.01 mS/cm from 10.00 to 99.99 mS/cm; 0.1 mS/cm from 100.0 to 400.0 mS/cm Accuracy ±1% of reading or ±1 µS/cm whichever is greater Calibration automatic single point, with six standard solutions (84 µS/cm, 1413 µS/cm, 5.00 mS/cm, 12.88 mS/cm, 80.0 mS/cm, 111.8 mS/cm) or custom point TDS Range 0.0 to 400.0 ppt (g/L) (the maximum value depends on the TDS factor) Resolution manual: 1 ppm (mg/L); 0.001 ppt (g/L); 0.01 ppt (g/L); 0.1 ppt (g/L); 1 ppt (g/L); automatic: 1 ppm (mg/L) from 0 to 9999 ppm (mg/L); 0.01 ppt (g/L) from 10.00 to 99.99 ppt (g/L); 0.1 ppt (g/L) from 100.0 to 400.0 ppt (g/L); automatic ppt (g/L): 0.001 ppt (g/L) from 0.000 to 9.999 ppt (g/L); 0.01 ppt (g/L) from 10.00 to 99.99 ppt (g/L); 0.1 ppt (g/L) from 100.0 to 400.0 ppt (g/L) Accuracy ±1% of reading or ±1 ppm (mg/L) whichever is greater Calibration based on conductivity calibration Resistivity Range 0 to 999999 Ω•cm; 0 to 1000.0 kΩ•cm; 0 to 1.0000 MΩ•cm Resolution dependent on resistivity reading Calibration based on conductivity calibration Salinity Range 0.00 to 70.00 PSU Resolution 0.01 PSU Accuracy ±2% of reading or ±0.01 PSU whichever is greater Calibration based on conductivity calibration Seawater σ Range 0.0 to 50.0 σt, σ, σÍÎ Resolution 0.1 σt, σ, σÍÎ Accuracy ±1 σt, σ, σÍÎ Calibration based on conductivity calibration Dissolved Oxygen Range 0.0 to 500.0%; 0.00 to 50.00 ppm (mg/L) Resolution 0.1%; 0.01 ppm (mg/L) Accuracy 0.0 to 300.0%: ±1.5% of reading or ±1.0% whichever is greater; 300.0 to 500.0%: ±3% of reading; 0.00 to 30.00 ppm (mg/L): ±1.5% of reading or ±0.10 ppm (mg/L), whichever is greater; 30.00 ppm (mg/L) to 50.00 ppm (mg/L): ±3% of reading Calibration automatic one or two points at 0, 100% or one custom point Atmospheric Pressure Range 450 to 850 mm Hg; 17.72 to 33.46 in Hg; 600.0 to 1133.2 mbar; 8.702 to 16.436 psi; 0.5921 to 1.1184 atm; 60.00 to 113.32 kPa Resolution 0.1 mm Hg; 0.01 in Hg; 0.1 mbar; 0.001 psi; 0.0001 atm; 0.01 kPa Accuracy ±3 mm Hg within ±15°C from the temperature during calibration Calibration automatic at one custom point Temperature Range -5.00 to 55.00°C; 23.00 to 131.00°F; 268.15 to 328.15K Resolution 0.01°C; 0.01°F; 0.01K Accuracy ±0.15°C; ±0.27°F; ±0.15K Calibration automatic at one custom point Additional Specifications Temperature Compensation automatic from -5 to 55°C (23 to 131°F) Logging Memory 45,000 records (continuous logging or log-on-demand of all parameters) Logging Interval one second to three hours PC Connectivity via USB (with Hanna PC software) Environment 0 to 50°C (32 to 122°F); RH 100% IP67 Battery Type / Life 1.5V AA batteries (4) / approximately 360 hours of continuous use without backlight (50 hours with backlight) Dimensions / Weight 185 x 93 x 35.2 mm (7.3 x 3.6 x 1.4”) / 400 g (14.2 oz.) Ordering Information All models are supplied with: HI7698194-1 pH/ORP sensor, HI7698194-3 EC sensor, HI7698295 short protective probe shield, HI7698194-2 DO sensor, HI9828-20 quick calibration solution, HI76981942 probe maintenance kit, HI7698290 calibration beaker, HI9298194 PC software, HI920015 micro USB cable, batteries (4), quality certificate, and instruction manual in a rugged carrying case with custom insert. HI98194 is supplied with HI7698194 multiparameter probe with 4m (13’) cable HI98194/10 is supplied with HI7698194/10 multiparameter probe with 10m (33’) cable HI98194/20 is supplied with HI7698194/20 multiparameter probe with 20m (66’) cable HI98194/40 is supplied with HI7698194/40 multiparameter probe with 40m (131’) cable Accessories HI710034 orange protective rubber boot HI720194 spare thermoformed carrying case for HI98194, HI98195, and HI98196 pH and ORP solutions begin on page 2.164; EC, TDS and salinity solutions begin on page 5.34; for DO accessories see HI7042S, HI7040L and HI76409A/P page 6.37 7 Multiparameter 7.65 www.hannainst.com | portable
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