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CONDUCTIVITY (HI 98194, HI 98195 only)
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 6 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
RESISTIVITY (HI 98194, HI 98195 only)
Range
0 to 999999
Ω
·cm;
(depending on measurement setup)
0 to 1000.0 k
Ω
·cm;
0 to 1.0000 M
Ω
·cm
Resolution
Depending on resistivity reading
Calibration
Based on conductivity or salinity calibration
TDS (Total Dissolved Solids) (HI 98194, HI 98195 only)
Range
0 to 400000 ppm (mg/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 or salinity calibration
Chapter 3 - SPECIFICATIONS
3.1 SYSTEM SPECIFICATIONS
TEMPERATURE
Range
-5.00 to 55.00 °C;
23.00 to 131.00 °F;
268.15 to 328.15 K
Resolution
0.01 °C; 0.01 °F; 0.01 K
Accuracy
± 0.15 °C; ± 0.27 °F; ±0.15 K
Calibration
Automatic at 1 custom point
pH/mV
Range
0.00 to 14.00 pH; ± 600.0 mV
Resolution
0.01 pH; 0.1 mV
Accuracy
± 0.02 pH; ± 0.5 mV
Calibration
Automatic 1, 2 or 3 points with automatic recognition
of 5 standard buffers (pH 4.01, 6.86, 7.01, 9.18, 10.01)
and 1 custom buffer
ORP
Range
± 2000.0 mV
Resolution
0.1 mV
Accuracy
± 1.0 mV
Calibration
Automatic at 1 custom point (relative mV)
DISSOLVED OXYGEN (HI 98194, HI 98196 only)
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 1 or 2 points at 0, 100 % or 1 custom point