Oakton 35618 Series Operating Instructions Manual
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Oakton 35618 Series Operating Instructions Manual

Portable waterproof ph/mv/ c meter
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OPERATING INSTRUCTIONS
Notes
OAKTON
®
35618-Series
Write down the name and information of your OAKTON distributor here.
Portable Waterproof
pH/mV/°C Meter
WATERPROOF
MEAS
pH
READY
C
ATC
pH/mV/°C Data Meter
pH 300 Series
IP
67
00806-23
Printed in the U.S.A. 1/99

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Summary of Contents for Oakton 35618 Series

  • Page 1 OPERATING INSTRUCTIONS Notes OAKTON ® 35618-Series Write down the name and information of your OAKTON distributor here. Portable Waterproof pH/mV/°C Meter WATERPROOF MEAS READY pH/mV/°C Data Meter pH 300 Series 00806-23 Printed in the U.S.A. 1/99...

  • Page 2: Table Of Contents

    Table of Contents 1. Introduction....................4 8. Advanced setup functions ...............25-39 8.1 Advanced setup mode overview................26-27 2. Display and keypad functions .............5-6 pH 300 meter........................26 2.1 Display ...........................5 pH 310 meter........................27 2.2 Keypad ...........................6 8.2 Program 1.0: Memory clear....................28 8.3 Program 2.0: Viewing previous calibration data ............29 3.

  • Page 3: Introduction

    1. Introduction 2. Display and Keypad Functions Thank you for selecting an OAKTON meter. This OAKTON portable meter is a microprocessor-based instrument that measures pH, mV, and temperature. Display It’s completely waterproof—and it floats! Your meter has many user-friendly features, all of which are accessible through the membrane keypad.

  • Page 4: Keypad

    Keypad 3. Preparation The large membrane keypad makes the instrument easy to use. Each button, when pressed, has a corresponding graphic indicator on the LCD. Inserting the Batteries ON/OFF....Powers and shuts off the meter. Four AAA batteries are included with your meter. HOLD ....Freezes the measured reading.

  • Page 5: Connecting The Electrode And Temperature Probe

    Slide the BNC connector of the probe over the BNC connector socket on the The OAKTON pH/mV meter can use any standard pH, ORP, or ISE electrode with a meter. Make sure the slots of the connector are in line with the posts of the BNC connector.

  • Page 6: Attaching The Electrode Holder To The Meter

    Inserting the Electrode into the Electrode Holder Attaching the Electrode Holder to the Meter Do not use excessive force when inserting electrodes into the holders. Attaching the electrode holder to the meter Insert the pH electrode into the opening of the first holder until the top housing facilitates one-hand operation.

  • Page 7: Calibration

    See page 41 Program P6.0, page 39 (for pH 310 meter). for information on our high-quality OAKTON pH buffers. For information on how to calibrate your meter: pH 300 meter calibration •...

  • Page 8: Ph Calibration

    pH calibration Press ENTER to confirm calibration. The meter is now calibrated to the NOTE: We recommend that you perform at least a 2-point calibration using standard current buffer. buffers that bracket (one above and one below) the expected sample range. See figure READY You can perform a 1-point calibration, but make sure that the buffer value is...

  • Page 9: Relative Mv Calibration

    Relative mV Calibration Temperature Calibration While in the measurement function, The temperature sensor is factory calibrated. Calibrate your sensor only if you sus- press MODE to enter the mV mode. pect temperature errors that may have occurred over a long period of time or if you The mV indicator appears in the upper have a replacement probe.

  • Page 10: Measurement

    Manual Temperature Compensation 5. Measurement IMPORTANT: For manual compensation, This meter is capable of taking measurements with automatic or manual temperature you must disconnect the temperature probe compensation. Automatic temperature compensation only occurs when a temperature sensor (see page 9). is plugged into the meter.

  • Page 11: Taking Measurements

    Taking measurements with the auto endpoint feature selected on If the pH electrode has dehydrated, soak it for 30 minutes in OAKTON electrode NOTE: this feature is available on model pH 310 only. storage solution or a 2M–4M KCl When a reading is stable for more than 5 seconds, the auto endpoint feature will solution.

  • Page 12: Hold Function

    7. Memory functions 6. HOLD function This feature lets you freeze the value Memory Input of the pH, mV (or Relative mV) and temperature readings for a delayed Your meter stores data in sets: observation. HOLD can be used any time when in MEAS mode.

  • Page 13: Memory Recall

    MR from the MEASurement mode. Memory recall is in “Last In First Out” The advanced set up mode lets you customize your meter’s preferences and order. defaults. Your OAKTON waterproof meter features different sub groups that organize all set-up parameters. To recall readings:...

  • Page 14: Advanced Setup Mode Overview

    Advanced set-up mode overview pH 310 meter set up mode P1.0: Memory clear Press the SETUP key to enter Set up mode. SETUP Press the keys to scroll through sub groups. • P1.0 Clear all stored readings pH 300 meter set up mode Instructions on page 28 P1.0: Memory clear SETUP...
  • Page 15 P1.0: Memory Clear P2.0: Viewing previous calibration data Use this parameter to clear all memory values when you need to store a new series of This mode lets you recall previous calibration data, which helps you know when to values. This lets you avoid confusing the old values with the new ones. NO is the recalibrate your meter.

  • Page 16: P3.1 Electrode Offset

    P3.0: Viewing electrode data P3.2: Electrode slope SETUP NOTE: this parameter is available in Program 3 has two “view only”options that lets you check the electrode parameters pH measurement mode only. for diagnostic purposes. From measurement mode P3.1: Electrode offset If necessary, press the MODE key to SETUP From measurement mode...

  • Page 17: P4.1: Ready Indicator And Auto Endpoint Function

    P4.0: Unit configuration P4.2: Selecting number of pH calibration points Program P4.2 lets you select the number of calibration points that appear in pH P4.1: READY indicator and auto endpoint function calibration mode: 2, 3, 4, or 5. This lets the meter scroll through the calibration points more quickly if you regularly calibrate at less than 5 points.

  • Page 18: P4.4 Selecting °C Or °F (Ph 310 Meter Only)

    P4.3 Calibration buffer selection sets P4.4 Selecting °C or °F Available in pH 310 meter only Available in pH 310 meter only The pH 310 meter lets you select between three standard calibration buffer sets, The pH 310 meter lets you select between °C and °F units for temperature readings. depending on your requirements.
  • Page 19 P5.0: Resetting to factory default settings P5.0: Setting the real-time clock Available in pH 300 meter only Available in pH 310 meter only In the pH 300 meter, Program 5 lets you reset all parameters to factory default The pH 310 meter features a real-time calendar and clock. This helps you meet GLP settings.
  • Page 20 Press the ENTER key to confirm the P6.0: Resetting to factory default settings date and move to “hour” selection. SETUP The “hour” digits will flash. Available in pH 310 meter only See figure In the pH 310 meter, Program 6 lets you reset all parameters to factory default settings.

  • Page 21: Probe Care And Maintenance

    Dip and stir the electrode in concentrate acid (such as HCl or H ) for five bottle or rubber cap filled with OAKTON electrode storage solution to store your minutes. electrode (see page 45 for ordering information). Also, you can store in a pH 4 buffer Repeat step 2.

  • Page 22: Troubleshooting

    10. Troubleshooting 11. Error Messages Problem Cause Solution Indicates Cause Solution Display Power on but a) Batteries not in place. a) Check that batteries are in no display place and making good Unrecognized input Wrong input in Release key. Select contact.

  • Page 23: Specifications

    Housing: meets IP67 standards for waterproof and dustproof housing NOTE: Remember to check the temperature calibration when replacing the ATC Dimensions: ® probe or when using with an OAKTON "All-in-One" combined pH and Meter: 7.5"L x 3.5"W x 1.75"H temperature probe. See section 4.5, "Temperature calibration" (page 17).

  • Page 24: Warranty

    OAKTON warrants this meter to be free from significant deviations in material WD-00654-01 pH 1.68 calibration buffer, 1 pint. and workmanship for a period of three years from date of purchase. OAKTON WD-00654-00 pH 4.01 calibration buffer, 1 pint. warrants this probe to be free from significant deviations in material and workmanship for a period of six months from date of purchase.

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