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Elcometer 148
pH Tester
Operating Instructions

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Summary of Contents for Elcometer 148

  • Page 1 Elcometer 148 pH Tester Operating Instructions...
  • Page 2 (electronic, mechanical, magnetic, optical, manual or otherwise) without the prior written permission of Elcometer Limited. A copy of this Instruction Manual is available for download on our Website via www.elcometer.com. Doc.No. TMA-0474 Issue 02 Text with Cover No: 21770...
  • Page 3: Table Of Contents

    CONTENTS Section Page About this gauge..............2 Getting started.
  • Page 4: About This Gauge

    The pH value of a liquid is measured at a specific temperature. For a meaningful comparison of data, each measurement should be taken at the same temperature. Although Redox (ORP) could be measured, this feature is not provided in the Elcometer 148. 1.1 FEATURES •...
  • Page 5 • Operating instructions The Elcometer 148 pH Tester is packed in a cardboard and foam package. Please ensure that this packaging is disposed of in an environmentally sensitive manner. Consult your local Environmental Authority for further guidance.
  • Page 6: Getting Started

    2 GETTING STARTED 1. Remove the protective cap. Unscrew the storage Attach wrist strap here Soaker Cap from the probe. Do not dispose of the storage solution as it is required to keep the electrodes Battery Cap wet and ready for continuous measurement. 2.
  • Page 7: Calibration

    9. Press and hold-down the CAL button until CAL is displayed, which should be followed by a flashing 4.00 (or 9.00). 10. When Elcometer 148 pH Tester displays %, followed by SA, then End, calibration is completed and the unit resumes measurement.
  • Page 8: Taking A Ph Measurement

    14. Always perform a single point calibration with pH7 first before performing the second or third point calibration. 15. After each successive second and third point calibration, the ‘percentage of slope’ % reading will be displayed. This is an indication of the condition of the electrode. If the % reading shows 100%, it means the electrode is in good condition.
  • Page 9: Display Panel

    5 DISPLAY PANEL Unit of measurement Measurement Reading Calibration mode activated Current measurement Function Highest recorded reading displayed Temperature Reading Automatic Temperature Compensation activated Lowest recorded reading displayed Reading frozen or on Hold...
  • Page 10: Maximum/Minimum Recording

    6 MAXIMUM/MINIMUM RECORDING 1. To register the maximum and minimum reading over a series of tests, press and hold-down the Hold/ Max-Min button until the display shows MAX and MIN blinking. 2. In this mode, proceed to make a series a tests. 3.
  • Page 11: Maintenance

    The instrument does not contain any user-serviceable components. In the unlikely event of a fault, the instrument should be returned to your local Elcometer supplier or direct to Elcometer. The warranty will be invalidated if the instrument has been opened.
  • Page 12: Technical Specification

    Size: 195 x 40 x 36mm (7.7 x 1.6 x 1.42”) Weight: 150g (5.3 ozs) 9 SPARES & ACCESSORIES The following spare parts and optional items are available from Elcometer, or your local supplier: Description Part Number E148 Electrode T14821766...
  • Page 13: Related Equipment

    10 RELATED EQUIPMENT In addition to the Elcometer 148 pH Tester, Elcometer produces a wide range of other coating testing equipment. Users of the Elcometer 148 pH Tester may also benefit from the following Elcometer products: • Elcometer 130 Salt Contamination Meter •...

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