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16. Warranty
OAKTON warrants this meter to be free from significant deviations in material
and workmanship for a period of three years from date of purchase. OAKTON
warrants this probe to be free from significant deviations in material and
workmanship for a period of six months from date of purchase. If repair or
adjustment is necessary and has not been the result of abuse or misuse within
the warrantied time period, please return—freight prepaid—and correction will
be made without charge. OAKTON alone will determine if the product problem
is due to deviations or customer misuse.
Out-of-warranty products will be repaired on a charge basis.
17. Return of items
Authorization must be obtained from our Customer Service Department before
returning items for any reason. When applying for authorization, please include
data regarding the reason the items are to be returned. For your protection, items
must be carefully packed to prevent damage in shipment and insured against possi-
ble damage or loss. We will not be responsible for damage resulting from careless or
insufficient packing. A restocking charge will be made on all unauthorized returns.
NOTE: We reserve the right to make improvements in design, construction, and
appearance of products without notice.
OPERATING INSTRUCTIONS
Portable Waterproof
pH/CON 300 Meter
00702-89
WATERPROOF
MEAS
READY
µS
C
ATC
pH/Conductivity/°C/°F Meter
pH/CON 300 Series
IP
67
R1 Printed in the U.S.A. 10/00
OAKTON
®
35631-00
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Related Manuals for Oakton 35631-00
Summary of Contents for Oakton 35631-00
- Page 1 35631-00 OAKTON warrants this meter to be free from significant deviations in material and workmanship for a period of three years from date of purchase. OAKTON warrants this probe to be free from significant deviations in material and workmanship for a period of six months from date of purchase. If repair or...
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Page 2: Table Of Contents
Table of Contents 6.5 Program 4.0: Resetting to factory default settings (pH)..........31 1. Introduction....................4 6.6 Program 5.0: Viewing previous conductivity/TDS calibration data......32 2. Display and keypad functions .............5-6 6.7 Program 6.0: Viewing conductivity/TDS probe data (effective cell constant) ..33 2.1 Display ...........................5 6.8 Program 7.0: Conductivity/TDS measurement configuration ......34-37 2.2 Keypad ...........................6 P7.1 Selecting Ready indicator/auto endpoint function..........34... -
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, conductivity, TDS and Display temperature! 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: Probe Information
To connect the pH electrode: Probe information Slide the BNC connector of the probe over the BNC connector socket on the Your meter includes two probes: meter. Make sure the slots of the connector are in line with the posts of the •... -
Page 6: Calibration
pH calibration 4. Calibration We recommend that you perform at least a 2-point calibration using standard buffers that bracket (one above and one below) the expected sample range. Important Information on Meter Calibration Preparing for pH calibration When you recalibrate your meter, old calibration points are replaced on a “point This meter is capable of up to 5-point pH calibration to ensure accuracy across the by point”... -
Page 7: Conductivity And Tds Calibration
Conductivity and TDS calibration Press CAL/MEAS to enter pH calibration mode. The CAL indicator lights. The Calibrate up to 5-point conductivity or 5 point TDS calibration at one point per range: primary display will show the measured reading while the smaller secondary Range Conductivity: TDS:... - Page 8 To calibrate conductivity: Calibrating for TDS directly MEAS If necessary, press the MODE key to The factory default setting for TDS conversion factor is 0.5. If your solution has a dif- READY µS select conductivity mode. ferent TDS factor, you can improve calibration accuracy by setting the TDS factor prior to calibration.
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Page 9: Temperature Calibration
Temperature calibration 5. Measurement The temperature sensor (located in the conductivity cell) is factory calibrated. Calibrate your sensor only if you suspect sensor drift that may have occurred over a long period of time or if you have a replacement probe. Taking pH Measurements Temperature calibration To take readings:... -
Page 10: Taking Conductivity Or Tds Measurements
Taking Conductivity or TDS Measurements HOLD function To take readings: This feature lets you freeze your reading for a delayed observation. HOLD can be used Rinse the probe with deionized or any time when in MEAS mode. distilled water before use to remove any impurities adhering to the probe To hold a measurement, press the body. -
Page 11: Using Manual Ranging Function: Conductivity/Tds
Using manual ranging function: conductivity/TDS Selecting manual temperature compensation: conductivity or TDS When shipped from the factory, your meter automatically selects the range in which your readings appear. The manual ranging function lets you select the specific range For manual temperature compensation in conductivity or TDS mode, you must: in which you want to work. -
Page 12: Selecting The Manual Temperature Compensation Value
The advanced set up mode lets you customize your value of your process into the meter. This is the value at which readings will meter’s preferences and defaults. Your OAKTON SETUP manually temperature compensate. You can select any temperature between waterproof meter features different sub groups that 0 and 100°C (32 and 212°F). - Page 13 Advanced set-up mode detailed overview Sub groups available from conductivity/TDS measurement mode P5.0: Viewing Con./TDS calibration data Press the SETUP key to enter Set up mode. Press the keys to scroll through sub groups. SETUP P5.1 View conductivity/TDS calibration data R1 µS R1 = 0.00-19.99 µS / 0.00-9.99 ppm Sub groups available from pH measurement mode...
- Page 14 P1.0: Viewing previous pH calibration data P2.0: Viewing pH electrode data This mode lets you recall previous pH calibration data, which lets you know at which Program 2 has two “view only”options that lets you check the pH electrode points this meter was previously calibrated. This is a “view only” mode. parameters for diagnostic purposes.
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Page 15: P3.2 Selecting Number Of Ph Calibration Points
P3.0: pH measurement configuration P3.2: Selecting number of pH calibration points Program P3.2 lets you select the number of pH calibration points the meter will use P3.1: READY indicator and auto endpoint function in calibration mode: 2, 3, 4, or 5. The meter will automatically exit calibration mode after you have calibrated to your selected number of points. -
Page 16: P3.3 Selecting °C Or °F
P3.3 Selecting °C or °F P4.0: Resetting to factory default settings (pH) This meter lets you select between °C and °F units for temperature readings. This program lets you reset all pH parameters to factory default settings. This clears all calibration data any other pH setup functions you might have changed. The following settings will remain as you have set them: From measurement mode •... - Page 17 P5.0: Viewing previous conductivity/TDS calibration data P6.0: Viewing conductivity/TDS probe data This mode lets you recall previous conductivity or TDS calibration data, which lets Program 3 has five "view only" options that let you check your conductivity/TDS you know at which points this meter was previously calibrated. This is a “view only” probe’s parameters for diagnostic purposes.
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Page 18: P7.2 Selecting °C Or °F
P7.0: Conductivity/TDS measurement configuration P7.2 Selecting °C or °F This meter lets you select between °C and °F units for temperature readings. P7.1: READY indicator and auto endpoint function This program lets you select: From measurement mode • “READY indicator on” to indicate when the reading is stable. SETUP Press the Mode key to select •... -
Page 19: P7.3 Selecting Automatic Or Manual Temperature Compensation
P7.3 Selecting Automatic or Manual Temperature Compensation P7.4 Setting the TDS factor This feature lets you select between Automatic Temperature Compensation (ATC) The concentration of salts dissolved in solution increases the conductivity of that and Manual Temperature Compensation for conductivity (it lets you deactivate the solution. -
Page 20: P8.1 Setting The Temperature Coefficient
P8.0: Temperature Settings P8.2 Selecting the normalization temperature Your meter will normalize its conductivity measurements to a standard temperature P8.1 Selecting the temperature coefficient that you can select. You can adjust the normalization temperature from 15 to 30°C (59 to 86°F). Meter default is 25°C (77°F). The temperature coefficient is the amount of change in conductivity per degree of temperature;... -
Page 21: Probe Care And Maintenance
P9.0: Resetting to factory default settings (conductivity/TDS) 6.10 7. Probe Care and Maintenance This program lets you reset all conductivity parameters to factory default settings. This clears all calibration data any other conductivity setup functions you might pH electrode care have changed. -
Page 22: Conductivity Probe Care
If the response does not improve, then your electrode is no longer b) Dirty probe. b) Clean the probe and functioning. Replace with a new electrode—call your OAKTON Distributor for more recalibrate. information. c) Probe not deep c) Make sure sample entirely enough in sample. -
Page 23: Error Messages
9. Error Messages 10. Specifications Mode Temperature Conductivity Indicates Cause Solution Display 0 to 19.99 µS 0.00 to 9.99 ppm –2.00 to 0 to 100°C / 0 to 199.9 µS 10.0 to 99.9 ppm Unrecognized input Wrong input in Release key. Select Range 16.00 pH 32.0 to 212.0°F... -
Page 24: Accessories
WD-35653-00 Deionized rinse water solution pouches, 20/box. Meters WD-35653-01 pH 4.01 calibration buffer solution pouches, 20/box. WD-35631-00 pH/CON 300 meter. Includes pH electrode, conductivity probe with WD-35653-02 pH 7.00 Calibration buffer solution pouches, 20/box. built-in ATC element, batteries, and instructions WD-35653-03 pH 10.00 Calibration buffer solution pouches, 20/box. -
Page 25: Appendix 2: Calculating Tds Conversion Factors
13. Appendix 2: Calculating TDS Conversion Factors You can calibrate your meter using TDS calibration standard solutions. The calibra- tion standard only needs to give the TDS value at a standard temperature such as 25°C. To determine to the conductivity-to-TDS conversion factor use the following formula: Factor = Actual TDS ÷... -
Page 26: Appendix 3: Calculating Temperature Coefficients
14. Appendix 3: Calculating Temperature Coefficients 15. Appendix 4: Meter factory default settings To determine the temperature coefficient of your sample solution use this formula: Resetting the meter to factory default settings clears all calibration data and most other setup functions you might have changed. The following settings will remain as you have set them: TC = 100 x _________________________ - 25) - C...
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