Hanna Instruments wm 8910 User Manual

Page of 29
Instruction Manual
WM 8910 - WM 8911
WM 8912 - WM 8913
WM 8920 - WM 8923
WM 8930
Wall Mounted
ORP - pH - Conductivity
Controllers
http://www.hannainst.com
These Instruments are in
Compliance with the CE Directives

Summary of Contents of user manual for Hanna Instruments wm 8910

  • Page 1

    Instruction Manual WM 8910 - WM 8911 WM 8912 - WM 8913 WM 8920 - WM 8923 WM 8930...

  • Page 2

    Dear Customer, PRELIMINARY EXAMINATION Thank you for choosing a Hanna Product. Please read this instruction manual carefully before using the...

  • Page 3: GENERAL DESCRIPTION

    The recorder output terminals are isolated from the controller circuitry to avoid any interference and are user-switchable between 0 to...

  • Page 4: MECHANICAL LAYOUTS

    – Three terminals marked "Out mA Select" to select between FUNCTIONAL DESCRIPTION WM 8910 0 to 20 mA or...

  • Page 5

    Specifications WM 8910D WM 8910U FUNCTIONAL DESCRIPTION WM 8911 RANGE 0.00 to 14.00 pH DUAL SETPOINT, pH CONTROLLER RESOLUTION 0.01...

  • Page 6: FUNCTIONAL DESCRIPTION WM 8910

    10. Output contacts: Specifications WM 8911D WM 8911U – Two terminals marked "°C Sensor" for the connection of a temperature...

  • Page 7

    BOTTOM CONNECTIONS FUNCTIONAL DESCRIPTION WM 8912 pH & ORP CONTROLLER FRONT PANEL 1. BNC socket for a combination pH...

  • Page 8

    BOTTOM CONNECTIONS FUNCTIONAL DESCRIPTION WM 8913 pH & CONDUCTIVITY CONTROLLER FRONT PANEL 1. BNC socket for a combination pH...

  • Page 9: FUNCTIONAL DESCRIPTION WM 8911

    BOTTOM CONNECTIONS FUNCTIONAL DESCRIPTION WM 8920 SINGLE SETPOINT ORP CONTROLLER FRONT PANEL 1. BNC socket for a combination ORP...

  • Page 10

    BOTTOM CONNECTIONS FUNCTIONAL DESCRIPTION WM 8923 pH & CONDUCTIVITY CONTROLLER FRONT PANEL 1. BNC socket for a combination pH...

  • Page 11

    BOTTOM CONNECTIONS FUNCTIONAL DESCRIPTION WM 8930 CONDUCTIVITY CONTROLLER FRONT PANEL 1. DIN socket for HI 7637 conductivity probe 2....

  • Page 12: FUNCTIONAL DESCRIPTION WM 8912

    Specifications WM 8930D WM 8930U OPERATIONAL GUIDE RANGE 0 to 10,000 µS/cm RESOLUTION 1 µS/cm ACCURACY ±2% Full Scale ELECTRICAL...

  • Page 13

    When activated, the alarm contacts will open or close, triggering TEMPERATURE COMPENSATION the mechanism of your choice, whether a...

  • Page 14: FUNCTIONAL DESCRIPTION WM 8913

    When the meter is in pH pH CALIBRATION (for WM 8910, WM 8911, dosage mode and the ter- minals are...

  • Page 15

    SLOPE ADJUSTMENT: °C For WM 8912 only: • Rinse the electrode thoroughly in water ORP calibration is not required, however,...

  • Page 16: FUNCTIONAL DESCRIPTION WM 8920

    • Immerse the probe into a beaker with a known calibration solution preferably close ADJUSTEMENT OF SETPOINT(S) to the value...

  • Page 17

    E.g. How to dose base liquids Note: Set point = pH 6.00 • The FINE trimmer can adjust up to...

  • Page 18: FUNCTIONAL DESCRIPTION WM 8923

    a) mS/cm set point E.g. How to dose reducing substances Adjust the graded dial to the desired set point position....

  • Page 19

    FOR WM 8930 pH VALUES AT VARIOUS Turn the switch to the "SET" position. The display will show the set...

  • Page 20: FUNCTIONAL DESCRIPTION WM 8930

    pH mV pH mV pH mV pH mV pH mV TAKING REDOX MEASUREMENTS 0 990 1 920 2 860...

  • Page 21

    These bubbles can be removed by "shaking down" the electrode as ELECTRODE CONDITIONING you would do with a glass...

  • Page 22

    For refillable electrodes**: • Slow Response/Excessive Drift: Soak the tip in Hanna Solu- Refill the electrode with fresh electrolyte (HI...

  • Page 23: OPERATIONAL GUIDE

    MEDIUM DISTANCE, INDOOR/OUTDOOR CONDUCTIVITY PROBE INSTALLATION MAINTENANCE & CLEANING When an outdoor installation is required, it is necessary to install...

  • Page 24

    CONDUCTIVITY CALIBRATION SOLUTIONS RECOMMENDED pH ELECTRODES HI 7030M 12880 µs/cm cal. solution, 230 mL All electrodes are gel-filled and with...

  • Page 25

    HI 1135B/3 BNC connector, 3 m (9.9') cable, single junction, HI 2910B/5 BNC connector, 5 m (16.5') cable, double junction,...

  • Page 26

    HI 3210T Screw connector, external PG13.5 thread, double junc- CONDUCTIVITY PROBE tion, Pt, Ultem®-body HI 7637 Submersion 4-ring conductivity probe...

  • Page 27: pH CALIBRATION

    HI 7855/3 Screw to BNC connector with 3 m (10') cable WARRANTY HI 7855/5 Screw to BNC connector with 5...

  • Page 28: ORP CALIBRATION

    OTHER PRODUCTS FROM HANNA CE DECLARATION OF CONFORMITY • CABLES AND CONNECTORS • CALIBRATION AND MAINTENANCE SOLUTIONS • CHEMICAL...

  • Page 29: CONDUCTIVITY CALIBRATION

    HANNA LITERATURE POOLS & SPAS WATER ANALYSIS ENVIROCARE GENERAL CATALOG These and many others catalogs, handbooks and leaflets are...

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