Instruction ManualHI 9811-0 • HI 9811-5PortablepH/EC/TDS/°C Meterswww.hannainst.com
32PRELIMINARY EXAMINATIONRemove the instrument from the packing material and examine itcarefully to make sure that no damage has occurred during shipm
54SPECIFICATIONSRange pH 0.0 to 14.0mg/L 0 to 3000µS/cm 0 to 6000°C 0.0 to 70.0 (HI 9811-5 only)Resolution pH 0.1mg/L 10µS/cm 10°C 0.1 (HI 9811-5 only
76• Select the appropriate measurement range (EC or TDS).• Wait a couple of minutes for the temperature sensor to reachthermal equilibrium. The displa
98For greatest accuracy, frequent calibration of the instrument isrecommended. The instrument should be recalibrated for pH:a) Whenever the electrode
1110The TDS value in aqueous solutions is directly proportional to theconductivity. The ratio between the two parameters depends on thesolution.Both H
1312PROBE MAINTENANCEPERIODIC MAINTENANCEInspect the probe and the cable. The cable used for the connection tothe meter must be intact and there must
1514CE DECLARATION OF CONFORMITYAll rights are reserved. Reproduction in whole or in part is prohibited without thewritten consent of the copyright ow
MAN9811-2R2 05/05SALES AND TECHNICAL SERVICE CONTACTSAustralia:Tel. (03) 9769.0666 • Fax (03) 9769.0699China:Tel. (10) 88570068 • Fax (10) 88570060E
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