Hanna HI 9142 Instruction Manual

Hanna HI 9142 Instruction Manual

Portable waterproof dissolved oxygen meter

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Instruction Manual
HI 9142
Portable Waterproof
Dissolved Oxygen Meter
1
1.800.561.8187
information@itm.com
www.
.com

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Summary of Contents for Hanna HI 9142

  • Page 1 Instruction Manual HI 9142 Portable Waterproof Dissolved Oxygen Meter 1.800.561.8187 information@itm.com www. .com...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS GENERAL DESCRIPTION HI 9142 is a rugged, waterproof meter that solves the common PRELIMINARY EXAMINATION..........3 problems of field use, such as cold, rain, snow and dust, that can GENERAL DESCRIPTION ............3 damage a meter, rapidly deteriorating its performance and life.
  • Page 3: Preliminary Examination

    TABLE OF CONTENTS GENERAL DESCRIPTION HI 9142 is a rugged, waterproof meter that solves the common PRELIMINARY EXAMINATION..........3 problems of field use, such as cold, rain, snow and dust, that can GENERAL DESCRIPTION ............3 damage a meter, rapidly deteriorating its performance and life.
  • Page 4: Probe Functional Description

    METER FUNCTIONAL DESCRIPTION PROBE FUNCTIONAL DESCRIPTION 1. D.O. probe 2. Protective cap 3. Shielded cable 4. Polypropylene probe body 5. Temperature sensor 6. O-Ring seal 1. Liquid Crystal Display (LCD) 7. Silver chloride (AgCl) anode 2. On/Off button 8. Platinum cathode (sensor) 3.
  • Page 5 METER FUNCTIONAL DESCRIPTION PROBE FUNCTIONAL DESCRIPTION 1. D.O. probe 2. Protective cap 3. Shielded cable 4. Polypropylene probe body 5. Temperature sensor 6. O-Ring seal 1. Liquid Crystal Display (LCD) 7. Silver chloride (AgCl) anode 2. On/Off button 8. Platinum cathode (sensor) 3.
  • Page 6: Specifications

    SPECIFICATIONS PROBE INITIAL PREPARATION Probe Preparation All D.O. probes from Hanna Instrument are shipped dry. To Range 0.0 to 19.9 mg/L (ppm) hydrate the probe and prepare it for use, connect it to the -5.0 to 50.0°C (23.0 to 122.0°F) meter and proceed as follows.
  • Page 7 SPECIFICATIONS PROBE INITIAL PREPARATION Probe Preparation All D.O. probes from Hanna Instrument are shipped dry. To Range 0.0 to 19.9 mg/L (ppm) hydrate the probe and prepare it for use, connect it to the -5.0 to 50.0°C (23.0 to 122.0°F) meter and proceed as follows.
  • Page 8: Calibration Procedure

    PROBE POLARIZATION Connect the probe to the instrument. Turn the instrument ON by pressing The probe is under polarization with a fixed voltage of On/Off. approximately 800 mV. Probe polarization is essential for stable measurements with the At start-up the display will show same recurring degree of accuracy.
  • Page 9 PROBE POLARIZATION Connect the probe to the instrument. Turn the instrument ON by pressing The probe is under polarization with a fixed voltage of On/Off. approximately 800 mV. Probe polarization is essential for stable measurements with the At start-up the display will show same recurring degree of accuracy.
  • Page 10: Taking Measurements

    (a few minutes • Press CAL to exit zero calibration. for temperature difference of several degrees). The zero calibration of the HI 9142 is very stable, therefore this procedure needs only to be performed whenever the probe is replaced.
  • Page 11 (a few minutes • Press CAL to exit zero calibration. for temperature difference of several degrees). The zero calibration of the HI 9142 is very stable, therefore this procedure needs only to be performed whenever the probe is replaced.
  • Page 12: Altitude And Salinity Compensation

    D.O. concentration decreasing its value. The following In HI 9142 all the readouts are referred to 0 g/L of salinity value. table reports the oxygen solubility at various temperatures and In fact, salinity affects D.O. concentration decreasing its value.
  • Page 13 D.O. concentration decreasing its value. The following In HI 9142 all the readouts are referred to 0 g/L of salinity value. table reports the oxygen solubility at various temperatures and In fact, salinity affects D.O. concentration decreasing its value.
  • Page 14: Probe And Membrane Maintenance

    The Platinum cathode (#8 in the Functional Description at page 4) PROBE AND MEMBRANE MAINTENANCE should always be bright and untarnished. If it is tarnished or stained, which could be due to contact with certain gases or The oxygen probe body is made of reinforced plastic for maximum extended use with a loose or damaged membrane, the cathode durability.
  • Page 15 The Platinum cathode (#8 in the Functional Description at page 4) PROBE AND MEMBRANE MAINTENANCE should always be bright and untarnished. If it is tarnished or stained, which could be due to contact with certain gases or The oxygen probe body is made of reinforced plastic for maximum extended use with a loose or damaged membrane, the cathode durability.
  • Page 16: Battery Replacement

    ACCESSORIES BATTERY REPLACEMENT When the battery level is low, “BATT“ tag is displayed blinking HI 7040L Zero oxygen solution, 500 mL on the LCD to advise the user that approx. 1 hour of working time is left. HI 7041S Refilling electrolyte solution, 30 mL It is recommended to change the batteries as soon as the HI 7041M Refilling electrolyte solution, 230 mL...
  • Page 17: Accessories

    ACCESSORIES BATTERY REPLACEMENT When the battery level is low, “BATT“ tag is displayed blinking HI 7040L Zero oxygen solution, 500 mL on the LCD to advise the user that approx. 1 hour of working time is left. HI 7041S Refilling electrolyte solution, 30 mL It is recommended to change the batteries as soon as the HI 7041M Refilling electrolyte solution, 230 mL...
  • Page 18: Warranty

    Operation of this instrument in residential area could cause unacceptable HI 9142 is guaranteed for two years against defects in workmanship interferences to radio and TV equipment, requiring the operator to take and materials when used for their intended purpose and maintained all necessary steps to correct interferences.
  • Page 19 Operation of this instrument in residential area could cause unacceptable HI 9142 is guaranteed for two years against defects in workmanship interferences to radio and TV equipment, requiring the operator to take and materials when used for their intended purpose and maintained all necessary steps to correct interferences.
  • Page 20 Instruction Manual HI 9142 Portable Waterproof Dissolved Oxygen Meter 1.800.561.8187 information@itm.com www. .com...

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