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Hanna Instruments HI7640-18 Series Instruction Manual

Hanna Instruments HI7640-18 Series Instruction Manual

Galvanic dissolved oxygen industrial smart probe

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HI7640-18 Series
Galvanic Dissolved Oxygen
Industrial Smart Probe
dedicated to HI510 Process Controller

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Summary of Contents for Hanna Instruments HI7640-18 Series

  • Page 1 HI7640-18 Series Galvanic Dissolved Oxygen Industrial Smart Probe dedicated to HI510 Process Controller...
  • Page 2 If you need additional technical information, do not hesitate to e‑mail us at tech@hannainst.com or view our contact list at www.hannainst.com. All rights are reserved. Reproduction in whole or in part is prohibited without the written consent of the copyright owner, Hanna Instruments Inc., Woonsocket, Rhode Island, 02895, USA.
  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1. Preliminary Examination ................. 4 2. Safety Measures ..................4 3. General Description ................4 4. Main Features ..................5 5. Specifications ..................5 6. Preparing for Use ................... 6 7. Installation .................... 6 8. Wiring the Probe to the Controller ............8 9.
  • Page 4: Preliminary Examination

    3. GENERAL DESCRIPTION HI7640-18 is a galvanic-style oxygen probe series designed for use with the Hanna Instruments HI510 Universal Process Controller. The probe is suited for continuous measurement of oxygen dissolved in water.
  • Page 5: Main Features

    4. MAIN FEATURES • Galvanic probe with digital processing • Simple membrane-cap replacement using pretensioned HDPE membranes • Large electrolyte reservoir provides longer service life ® • Rugged, chemically-resistant PVDF (Kynar ) body • 3/4” NPT external thread for mounting •...
  • Page 6: Preparing For Use

    6. PREPARING FOR USE Galvanic dissolved oxygen probes from Hanna Instruments are shipped dry. Remove the red and black shipping cap before use. The membrane and the probe need to be filled with HI7042S Galvanic dissolved oxygen electrolyte solution prior first use and after membrane replacement.
  • Page 7 Possible installation schemes with the relevant mounting accessories Note: Due to the flexible nature of this product, accessories necessary to match desired configuration must be purchased separately, such as the accessories mentioned in this manual. In-line mounting Tank immersion with probe saddle with electrode holder Probe Probe cable...
  • Page 8: Wiring The Probe To The Controller

    FLOW CELL FLOW DETECTOR EXIT FLOW (OPTIONAL) VALVE 2 VALVE 1 MEASURE FLOW TANK FLOW FILTER RECIRCULATION PUMP 1 Process controller 6 Valves to control flow-cell flow 2 Wiring cable 7 Measure flow 3 DO probe 8 Filter 4 Flow-cell adapter 9 Recirculation pump 5 Flow cell 10 Saddle for pipe, 1¼”...
  • Page 9: Calibration

    Probe Cabling Color Code Marking Color Functionality – GREEN WHITE RS485 D – YELLOW RS485 D+ BROWN GREEN / YELLOW PROTECTIVE GROUND CONNECTION 9. CALIBRATION HI510 Controller allows two types of DO calibration procedures: • Standard calibration − a two-point calibration with standards •...
  • Page 10: Accessories

    • Mechanical cleaning of the membrane with abrasives is not recommended. • Clean the exterior of the probe by wiping with a aqueous-soapy mixture and gently rubbing persistent spots off. Rinse with clean water. • Replace the cap and electrolyte if coating persists or membrane damage is evident. Membrane Cap &...
  • Page 11: Certification

    Damage due to accidents, misuse, tampering, or lack of prescribed maintenance is not covered. If service is required, contact your local Hanna Instruments office. If under warranty, report the model number, date of purchase, serial number, and the nature of the problem. If the repair is not covered by the warranty, you will be notified of the charges incurred.
  • Page 12 World Headquarters Hanna Instruments Inc. Highland Industrial Park 584 Park East Drive Woonsocket, RI 02895 USA www.hannainst.com MAN7640-18 Printed in ROMANIA...

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