Instrukcja obsługi Hanna Instruments HI991300

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IS991300R3 11/00
Eg. TEMP °C.
HI 991300 Instruction Manual
Use the SET/HOLD button to change the temperature unit,
Portable pH/EC/TDS/Temperature Meter
and then press the MODE button three times, until the meter
returns to normal measurement mode. SPECIFICATIONS
Range pH 0.00 to 14.00
To reset to the default calibration
EC 0 to 3999 µS/cm
To clear a previous calibration, press the MODE button af-
TDS 0 to 2000 ppm
Temperature 0.0 to 60.0°C or 32.0 to 140.0°F
ter entering the cal

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pH MEASUREMENTS & CALIBRATION Place the probe in the second buffer (pH 4.01 or 10.01, or, if using NIST, pH 4.01 or 9.18). When the second buffer  Before taking any measurement make sure the meter is recognized, the LCD will display OK for 1 second and has been calibrated. the meter will return to normal measurement mode.  If the probe has been left dry, soak in a storage or pH 7 solution at least for one hour to reactivate it.  Select the pH mode with the SET/HOLD button. EC/TDS MEASUREMENTS