Sper scientific 850039 Instruction Manual

Sper scientific 850039 Instruction Manual

Datalogging conductivity/ tds meter

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Datalogging Conductivity/
TDS Meter
850039
Instruction Manual
1

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Summary of Contents for Sper scientific 850039

  • Page 1 Datalogging Conductivity/ TDS Meter 850039 Instruction Manual...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS 1. INTRODUCTION ..................3 2. PANEL DESCRIPTION.................4 3. MEASURING PROCEDURE ..............5 3-A General Measurement ..............5 3-B Auto and Manual Range Modes ............5 3-C Data Hold ..................5 3-D Maximum / Minimum ..............6 3-E Data Logger ...................6 4. ADVANCED ADJUSTMENTS ...............6 4-A Check Remaining Available of Data Points........7 4-B Clear Memory ................7 4-C Date/Time Setting ................7...
  • Page 3: Introduction

    1. INTRODUCTION Automatically records up to 16,000 (!) data points in the field along with time and date. Features • reads total dissolved solids in TDS or PPM • simultaneously displays conductivity and temperature • manual or auto-range • min-max •...
  • Page 4: Panel Description

    2. PANEL DESCRIPTION 2. PANEL DESCRIPTION ▲(UP) button RANGE / ▼(DOWN) button CLOCK/ SEND button 8. LOGGER / SET button LOGGER / SET button 9. TRIPOD SCREW TRIPOD SCREW 10 STAND 10. STAND 11 BATTERY COMPARTMENT/COVER 12 PROBE INPUT 11. BATTERY COMPARTMENT/COVER 13 LCD BRIGHTNESS ADJUSTMENT VR 12.
  • Page 5: Measuring Procedure

    3. MEASUREMENT PROCEDURES: See page 4 for button locations. Factory Preset Meter Defaults: Conductivity (uS, mS), °C, Temperature Compensation (ATC) Factor of 2% per °C, Auto Range, Auto Power Off, and 2-Second Data Logger Sampling Time. To change default settings, see “ADVANCED ADJUSTMENT PROCEDURES”...
  • Page 6: 3-D Maximum / Minimum

    3-D. Maximum / Minimum To record the maximum and minimum readings: • Press the REC button once. “REC” appears on the LCD. • Press the REC button again. “MAX”, “REC” and the maximum measurement appear on the LCD. • Press the REC button again. “REC Min” and the minimum measurement appear on the LCD.
  • Page 7: 4-A Check Remaining Available Of Data Points

    4-A. Check Remaining Number of Data Points Press the SET button at least 2 seconds until XXXXX Memory Space the lower display shows: “XXXXX” is the number of free data points. Clear Memory 4-B. Clear Memory Esc:N Enter:Y • Press the SET button as needed to reach the “clear memory”...
  • Page 8: 4-F Temperature Unit Default Setting

    4-F. Temperature Unit Default Setting • Press the SET button as needed to reach the “temp. unit” screen. 1=°F • Use the ▲ and ▼ buttons to switch between °F and °C. Press 0=°C the ENTER button. • Press the SET button to advance to the next option, or press the ESC button to exit.
  • Page 9: Battery Replacement

    5. BATTERY REPLACEMENT When the left corner of the LCD displays the low battery icon install 4 new AA 1.5V batteries. Slide the BATTERY COVER away from the instrument to remove the old batteries. When the clock is not accurate, replace the 3V button cell battery located in the compartment behind the AA’s.
  • Page 10: Conductivity Calibration

    9. CONDUCTIVITY CALIBRATION Although calibration is not generally needed, the following procedures should be performed the first time a new probe is used, when the electrode is changed, or after the meter has been in use for a long period of time. •...
  • Page 11: Specifications

    10. SPECIFICATIONS Range Resolution Accuracy 0 to 200.0 us 0.1 us 0.2 to 2.000 ms 0.001 ms Conductivity 2 to 20.00 ms 0.01 ms 20 to 200.0 ms 0.1 ms ±(2% full scale +1d) 0 to 132 ppm 0.1 ppm 132 to 1,320 ppm 1 ppm 1,320 to 13,200...
  • Page 12: Warranty

    (5) years from the date of purchase, and agrees to repair or replace any defective unit without charge. If your model has since been discontinued, an equivalent Sper Scientific product will be substituted if available. This warranty does not cover probes, batteries, battery leakage, or damage resulting from accident, tampering, misuse, or abuse of the product.

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