pH Range : 0.00 to 14.00 pH
pH Resolution : 0.01 pH
pH Accuracy (@25°C/77°F) : ± 0.02 pH
pH 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
mV Range : ± 600.0 mV
mV Resolution : 0.1 mV
mV Accuracy : ± 0.5 mV
ORP Range : ± 2000.0 mV
ORP Resolution : 0.1 mV
ORP Accuracy (@25°C/77°F) : ± 1.0 mV
ORP Calibration : automatic at one custom point (relative mV)
Temperature Range : -5.00 to 55.00 °C; 23.00 to 131.00 °F; 268.15 to 328.15 K
Temperature Resolution : 0.01 °C; 0.01 °F; 0.01 K
Temperature Accuracy (@25°C/77°F) : ± 0.15 °C; ± 0.27 °F; ±0.15 K
Temperature Calibration : automatic at one custom point
EC Range : 0 to 200 mS/cm (absolute EC up to 400 mS/cm)
EC 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
EC Accuracy (@25°C/77°F) : ±1 % of reading or ±1 µS/cm whichever is greater
EC 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 to 400000 ppm (mg/L); (the maximum value depends on the TDS factor
TDS 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)
TDS Accuracy (@25°C/77°F) : ±1 % of reading or ±1 ppm (mg/L) whichever is greater
TDS Calibration : based on conductivity or salinity calibration
Do Range : 0.0 to 500.0 %; 0.00 to 50.00 ppm (mg/L)
DO Resolution : 0.1 %; 0.01 ppm (mg/L)
DO Accuracy (@25°C/77°F) : 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
DO Calibration : automatic one or two points at 0 and 100% or one custom point
Resistivity Range : 0 to 999999 Ω·cm; 0 to 1000.0 kΩ·cm; 0 to 1.0000 MΩ·cm
Resistivity Resolution : Depending on resistivity reading
Resistivity Accuracy (@25°C/77°F) : Based on conductivity or salinity calibration
Salinity Range : 0.00 to 70.00 PSU
Salinity Resolution : 0.01 PSU
Salinity Accuracy (@25°C/77°F) : ±2% of reading or ±0.01 PSU whichever is greater
Salinity Calibration : based on conductivity calibration
Temperature Compensation : Automatic from -5 to 55 °C (23 to 131 °F)
Connectivity : USB to PC with HI9298194 Hanna software installed
GLP : Yes
Power Supply : 1.5V AA batteries (4)
Power Consumption : approximately 360 hours of continuous use without backlight (50 hours with backlight)
Environment : 0 to 50°C (32 to 122°F); RH 100% (IP67)
Dimensions : 185 x 93 x 35.2 mm (7.3 x 3.6 x 1.4”)
Weight : 400 g (14.2 oz.)