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10. 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. If repair or adjust-
ment is necessary and has not been the result of abuse or misuse within the war-
rantied 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.
11. Return of items
Authorization must be obtained from your OAKTON distributor before returning
items for any reason. When applying for authorization, please include data regard-
ing the reason the items are to be returned. For your protection, items must be care-
fully packed to prevent damage in shipment and insured against possible 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.
DISTRIBUTED BY:
OPERATING INSTRUCTIONS
00702-79
OAKTON WD-35613-21, -30, -31, -33
ION 5 and ION 6
Acorn Series Meters
ION 6
Acorn series
pH/Ion/ C Meter
ON
OFF
HOLD
CAL
ENTER
MODE
Printed in the U.S.A. 8/99
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Related Manuals for Oakton ION 5 Acorn Series
Summary of Contents for Oakton ION 5 Acorn Series
- Page 1 10. Warranty OAKTON WD-35613-21, -30, -31, -33 OAKTON warrants this meter to be free from significant deviations in material and workmanship for a period of three years from date of purchase. If repair or adjust- ION 5 and ION 6 ment is necessary and has not been the result of abuse or misuse within the war- rantied time period, please return—freight prepaid—and correction will be made...
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Page 2: Table Of Contents
Table of Contents 1. Introduction ....................4 2. Display and keypad functions ..............5 3. Preparation...................6-7 3.1 Inserting the batteries........................6 3.2 Connecting the electrode .......................6 3.3 Switching the meter on ........................7 4. Calibration..................8-13 4.1 Ion calibration ..........................8-9 4.2 pH buffer set selection ........................10 4.3 pH calibration..........................11-12 4.4 Temperature calibration .......................12 4.5 Resetting the meter to factory calibration values ..............13... -
Page 3: Introduction
Reading *No unit annunciator is displayed when in ion concentration mode The OAKTON Acorn meter has six keys on its splashproof keypad. These keys are ON/OFF, CAL, HOLD/ENTER, (UP), (DOWN) and MODE. ON/OFF: Powers meter on and shuts unit off. -
Page 4: Preparation
Switching the meter on 3. Preparation Press the ON/OFF key to power up your meter. All the LCD segments display for a few seconds as the Inserting the batteries meter goes through a self-diagnostic test. The LCD then switches into ion measurement mode. The battery compartment is found at the If the LCD then displays "Ur", the electrode and/ back of the instrument. -
Page 5: Calibration
If you are uncertain, consult your ISE electrode manual, or your See figure OAKTON distributor. You may compare this reading with the Prepare at least two calibration standards in accordance with the electrode expected slope value for your electrode from instructions or your approved methods. -
Page 6: Ph Buffer Set Selection
pH buffer set selection (ION 6 meter only) pH calibration (ION 6 meter only) We recommend you perform at least a 2-point calibration at room temperature using The ION 6 meter is capable of up to three-point pH calibration to ensure accuracy standard buffers that bracket (one above and one below) the expected sample range. -
Page 7: Temperature Calibration
NOTE: This meter has automatic buffer recogni- Resetting calibrated values to default values tion which identifies the correct pH buffer values during calibration. If buffers other than 4.01, 7.00 When you calibrate the pH mode of the Ion 6 meter, old pH calibration data is or 10.00 are used, or the electrode has worn out, written over on a point by point basis. -
Page 8: Measurement
Measuring pH and temperature (ION 6 meter only) 5. Measurement The Acorn ION 6 meter also takes readings in pH and temperature. Measuring Ion Concentration Rinse both electrode and temperature sensor with distilled water. Switch on meter. The ION 5 and ION 6 meters will automatically enter the ion measurement Turn meter on. -
Page 9: Electrode Care And Maintenance
7. Troubleshooting 6. Electrode care and maintenance Problem Cause Solution Ion selective electrode care “Ur” or “Or” measurement over (Or) or — on LCD Under (Ur) range. For Ion Selective Electrode care, consult the instruction manual included with Bad electrode Change electrode your electrode. -
Page 10: Specifications
8. Specifications 9. Accessories Mode Temperature pH (ION 6 only) 0.00 to -500 to 0.0 to Range 0.1 to 1999 ppm WD-35613-21 Additional ION 5 Series Acorn Meter (Ion/mV). Shpg wt. 1 lb (460 g). 100°C +500 mV 14.00 pH WD-35613-30 Additional ION 6 Series Acorn Meter (Ion/pH/mV/°C) 0.1 ppm from 0.1 mV,... -
Page 11: Appendix A. Temperature Curve Selection
WD-00654-08 pH 10.01 calibration buffer, 1 pint. temperature reading to your actual temperature, in this example: 25°C. OAKTON “Singles” pH calibration solution pouches 20/box. Press ENTER key to confirm calibration. The LCD displays "CO", and the meter ±0.01 pH accuracy at 25°C.
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