Instruction Manual C401/301/201/102/101 Portable Colorimeter TechnologyMadeEasy...68X357704 Rev. 0 08/04
Measurement C401/301/201/102/101 72.2 Preparation of Sample Vial 1. Obtain a clean and dry sample vial (Figure 6). 2. Take care to handle the
Measurement C401/301/201/102/101 8indicate the last test performed 5. Select the desired test to be performed by pressing the MODE key. 6. Press
Measurement: Chlorine, Free & Total C401/301/201/102/101 92.4 Chlorine, Free & Total (0 – 6ppm Cl2) • DPD method1 for Free Chlorine - a
Measurement: Chlorine, Free & Total C401/301/201/102/101 107. Remove the vial from the meter and add into it the content of one DPD Free sac
Measurement: Chlorine, Free & Total C401/301/201/102/101 11 2.4.1 Sample Collection Chlorine determination must take place as soon as possibl
Measurement: Chlorine, Free & Total C401/301/201/102/101 122.4.3 Interferences Acidity: Greater than 250ppm CaCO3 may cause interference. To
Measurement: Chlorine, Free & Total C401/301/201/102/101 136. Subtract the result obtained in step 5 from the result obtained in step 1 to g
Measurement: Chlorine, Free & Total C401/301/201/102/101 14To re-calibrate the meter: All instruments are factory calibrated and user calibra
Measurement: Cyanuric Acid C401/301/201/102/101 152.5 Cyanuric Acid (5-90 ppm) • For water and treated water 1. Switch the meter on by pressing
Measurement: Cyanuric Acid C401/301/201/102/101 16Add content of one Cyanuric Acid sachet Shake for1 minute 9. Gently push the vial back fully i
Preface This manual functions in two ways: first as a step by step guide to help you operate the waterproof C401/301/201/102/101 Colorimeter; second,
Measurement: Cyanuric Acid C401/301/201/102/101 17 2.5.1 Sample Collection Samples may be collected in either plastic or glass bottles. It is advi
Measurement: Cyanuric Acid C401/301/201/102/101 18be accurately prepared, or measured by a different method or instrument of higher precision and
Measurement: pH C401/301/201/102/101 192.6 pH (5.9-8.2 pH units) • For water and wastewater (Phenol Red Method) 1. Switch the meter on by press
Measurement: pH C401/301/201/102/101 20Invert several times to mix. Add 20 drops of pH Indicator(Phenol Red) reagent pHIndicator Phenol R
Measurement: pH C401/301/201/102/101 21 2.6.1 Sample Collection Samples may be collected in either plastic or glass bottles. It is advisable to wa
Measurement: pH C401/301/201/102/101 222.6.5 Chemistry The monitoring and control of the pH of water is important in many different applications.
Calibration C401/301/201/102/101 233 CALIBRATION The C401/301/201/102/101 Colorimeter was calibrated and tested prior to leaving the factory. Ther
Calibration: Chlorine, Free & Total C401/301/201/102/101 243.2 Chlorine, Free & Total 1. Prepare a Chlorine standard in the 4.1-5.0 ppm
Calibration: Chlorine, Free & Total C401/301/201/102/101 2510. Select another clean vial, un-screw the cap and fill it with 10 ml of the prep
Calibration: Chlorine, Free & Total C401/301/201/102/101 26NOTE: If you wish to abort the calibration process, do NOT press the READ/ENTER key
TABLE OF CONTENTS 1 INTRODUCTION ... 1
Calibration: Cyanuric Acid C401/301/201/102/101 273.3 Cyanuric Acid 1. Prepare a Cyanuric Acid standard solution in the 66 - 75 ppm range and re
Calibration: Cyanuric Acid C401/301/201/102/101 28Shake for1 minute11. Select another clean vial, un-screw the cap and fill it with 10 ml of the
Calibration: Cyanuric Acid C401/301/201/102/101 29 NOTE: If you wish to abort this calibration process, do NOT press the READ/ENTER key as in step
Calibration: pH C401/301/201/102/101 303.4 pH 1. Ensure at least 10 ml of clear pH7.0 buffer is available. 2. Ensure the meter is switched off.
Calibration: pH C401/301/201/102/101 3111. Select another clean vial, un-screw the cap and fill it with 10 ml of the pH7.0 colorless buffer. (fil
Calibration: pH C401/301/201/102/101 32NOTE: If you wish to abort this calibration process, do NOT press the READ/ENTER key as in step 17. Press t
Restoring Factory Calibration C401/301/201/102/101 333.5 Restoring Factory Calibration The C401/301/201/102/101 Colorimeter allows you to reset t
Restoring Factory Calibration C401/301/201/102/101 34The meter is now ready for measurementREADENTERREADENTERPress MODE and keys simultaneously
Troubleshooting Guide C401/301/201/102/101 354 TROUBLESHOOTING GUIDE The C401/301/201/102/101 Colorimeter routinely performs self-diagnostics, an
Routine Maintenance C401/301/201/102/101 365 ROUTINE MAINTENANCE The supplied carrying case is optimal for protecting the instrument. If you do n
Introduction C401/301/201/102/101 11 INTRODUCTION Thank you for selecting the waterproof portable C401/301/201/102/101 Colorimeter. Depending on t
Accessories C401/301/201/102/101 376 ACCESSORIES The items shown below are recommended accessories and replacement parts for the instrument. It
Specifications C401/301/201/102/101 387 SPECIFICATIONS Measurement Method Photometric Light Source Light Emitting Diode (LED) Wavelength 525 n
Warranty & Return Of Items C401/301/201/102/101 398 WARRANTY The C401/301/201/102/101 Colorimeter is supplied with a 2-year warranty from man
For more information on Eutech Instruments/ Oakton Instruments’ products, contact your nearest distributor or visit our websit
Introduction C401/301/201/102/101 21.1 Unpacking C401/301/201/102/101 Colorimeter and Accessories The table below indicates the items that you sh
Introduction C401/301/201/102/101 3Sample VialSample WellMeter Index MarkingLiquid Crystal DisplayKeypad Figure 1: Parts of C401/301/201/102/101Co
Introduction C401/301/201/102/101 41.3 Keys and Functions The keypad has four keys: ON/OFF, MODE, ZERO and READ/ENTER. Keys Functions ON/OFF -
Introduction C401/301/201/102/101 51.4 Battery Installation Four AAA-sized batteries are included in your meter’s packaging: 1. Use a Philips s
Measurement C401/301/201/102/101 62 MEASUREMENT 2.1 General Information The waterproof C401/301/202/102/101Colorimeter allows you to measure up t
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