Dissolved oxygen (continued)Table 2-7:
Calibration Air calibration (user must enter barometric pressure) or
calibration against a standard instrument
Free chlorineTable 2-8:
Measurement range 0-20 ppm (mg/L) as Cl
2
Resolution 0.001 ppm (auto-ranges at 0.999 to 1.00 and 9.99 to 10.0)
Temperature correction for membrane permeability Automatic between 0 and 50 °C (can be disabled)
pH correction Automatic between pH 6.0 and 9.5. Manual pH correction
is also available.
Calibration Against grab sample analyzed using portable test kit.
Total chlorineTable 2-9:
Measurement range 0-20 ppm (mg/L) as Cl
2
Resolution 0.001 ppm (auto-ranges at 0.999 to 1.00 and 9.99 to 10.0)
Temperature correction for membrane permeability Automatic between 5 and 35 °C (can be disabled)
Calibration Against grab sample analyzed using portable test kit.
OzoneTable 2-10:
Measurement range 0-10 ppm (mg/L)
Resolution 0.001 ppm (auto-ranges at 0.999 to 1.00 and 9.99 to 10.0)
Temperature correction for membrane permeability Automatic between 41 and 95 °F (5 and 35 °C) (can be dis-
abled)
Calibration Against grab sample analyzed using portable test kit.
Percent oxygen in gasTable 2-11:
Measurement range 0 - 25% oxygen
Resolution 0.1% - TBD
Calibration Air calibration (automatic measurement of barometric
pressure with internal pressure sensor)
Sample pressure 0 to 50 PSIG
Sample temperature 32 to 110 °F (0 to 43 °C)
Description and specifications
Instruction Manual 9
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