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Hach APA 6000 Operation Manual

High and low range copper process analyzer
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Cat. No. 62029-18
APA 6000™ High and Low Range Copper
Process Analyzer
Operation Manual
© Hach Company, 2001, 2002. All rights reserved. Printed in the U.S.A.
dd/dp 02/02 2ed

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Summary of Contents for Hach APA 6000

  • Page 1 Cat. No. 62029-18 APA 6000™ High and Low Range Copper Process Analyzer Operation Manual © Hach Company, 2001, 2002. All rights reserved. Printed in the U.S.A. dd/dp 02/02 2ed...

  • Page 2: Table Of Contents

    Table of Contents Safety Precautions ..............................3 Specifications ................................4 Operation ................................5 Section 1 Instrument Overview ........................6 1.1 How to Use the Manuals ............................. 6 1.2 General Description ............................6 1.2.1 Instrument Enclosure..........................6 1.2.2 Autoburette Module ........................... 6 1.2.3 Colorimeter Module and Holding Coil......................

  • Page 3: Safety Precautions

    Safety Precautions Please read this entire manual before unpacking, setting up, or operating this instrument. Pay particular attention to all danger and caution statements. Failure to do so could result in serious injury to the operator or damage the equipment. To ensure the protection provided by this equipment is not impaired, do not use or install this equipment in any manner other than that which is specified in this manual.

  • Page 4: Specifications

    Specifications Specifications are subject to change without notice. See instrument-specific specifications in the APA 6000™ Installation and Maintenance Manual, Cat. No. 62005-18. Performance Range: 0.05 to 10 mg/L Cu Accuracy: Low range (optimum from 0.03 to 1.00 mg/L): ±3% or ±0.03 mg/L, whichever is greater.

  • Page 5: Operation

    Operation DANGER Handling chemical samples, standards, and reagents can be dangerous. Review the necessary Material Safety Data Sheets and become familiar with all safety procedures before handling any chemicals. DANGER La manipulation des échantillons chimiques, étalons et réactifs peut être dangereuse. Lire les Fiches de Données de Sécurité...

  • Page 6: Section 1 Instrument Overview

    Instrument Overview 1.1 How to Use the Manuals This instrument requires two manuals for complete operating instructions. The APA 6000™ Installation and Maintenance Manual (Cat. No. 62005-18) provides instructions for instrument installation, menu setup, operation, maintenance, and troubleshooting. This Parameter-specific Operation Manual (Cat. No. 62029-18) contains information related to parameter specific instrument components and software functions.

  • Page 7: Colorimeter Module And Holding Coil

    Tefzel. The small diameter allows for low-volume, high-flow rates. The higher flow rate, along with properly applied sample conditioning, prevents the tubing from plugging. General information for replacing the tubing is presented in the APA 6000 Installation and Maintenance Manual (Cat. No. 62005-18). CAUTION...

  • Page 8: Vortex Sample Conditioning Block

    Section 1 VORISCHT Es wird dringend empfohlen, die Sicherheitsdatenblätter vor der Handhabung von Behältern, Tanks und Zufuhrsystemen, die chemische Reagenzien und Standardsubstanzen enthalten, aufmerksam durchzulesen, damit Sie sich mit den beim Umgang mit diesen Chemikalien notwendigen Vorsichtsmaßnahmen, Risiken und Notfallschutzmaßnahmen vertraut machen, Es wird empfohlen, in allen Situationen, in denen mit einem Kontakt mit Chemikalien zu rechnen ist, eine Schutzbrille zu tragen.
  • Page 9 Section 1 Figure 1 Plumbing Diagram for a Copper APA Analyzer Table 1 Replacement Tubing Lengths for Figure 1 Item Description Length From... To... Tefzel tubing, 0.03 ID x 0.062 OD 7.3 in. (18.5 cm) Port 1 Colorimeter in Tefzel tubing, 0.03 ID x0.062 OD 24 in.

  • Page 10: Section 2 Theory Of Operation

    Section 2 Theory of Operation The APA 6000™ analyzer is designed to provide reproducible results through consistent solution handling. Every step in an analysis is performed the same way each time, ensuring accurate results. Accuracy can be verified and established by measuring grab samples with a known copper concentration.

  • Page 11: Reagent And Standard Consumption

    Section 2 2.2 Reagent and Standard Consumption The rate of reagent use depends on many factors, including the number of times the instrument cycles, calibration frequency, and the number of clean cycles. Table 3 provides the approximate volume (in mL) of the reagents consumed with each type of function per cycle.

  • Page 12: Section 3 Parameter Specific Menu Functions

    Section 3 Parameter Specific Menu Functions 3.1 Calibration History This option allows you to review past calibration data. 1. Press the MENU key to start from the Main Menu. 2. Select Sensor Menu and press ENTER. 3. Select the sensor by name and press ENTER. 4.

  • Page 13: Section 4 Sequence Of Instrument Events

    Section 4 Sequence of Instrument Events Table 4 Initialization Valve Position Volume (µL) Autoburette Action Mixer Aspirate Waste Dispense Mixer Aspirate Waste Dispense Sample 1000 Aspirate Between ports Aspirate Detector 1500 Dispense Between ports 1000 Aspirate Waste 1600 Dispense Table 5 Measurement Mode Valve Position Volume (µL) Autoburette Action...
  • Page 14 Section 4 Table 6 Cleaning Valve Position Volume (µL) Autoburette Action Between ports 1600 Aspirate Waste 1600 Dispense Between ports 1600 Aspirate Mixer 1600 Dispense Between ports 1600 Aspirate Sample 1600 Dispense Between ports 1600 Aspirate Waste 1600 Dispense Mixer 1600 Aspirate Sample...
  • Page 15 Section 4 Table 8 Calibration Valve Position Volume (µL) Autoburette Action Std1 Sample Aspirate Between ports Aspirate Mixer Aspirate Waste Dispense Standard 1 1510 Aspirate Between ports Aspirate Detector Dispense Standard 2 Aspirate Mixer 1000 Dispense Mixer Aspirate Mixer Aspirate Waste 1332 Dispense...
  • Page 16 Section 4 Table 8 Calibration (continued) Valve Position Volume (µL) Autoburette Action STD2 Sample Aspirate Between ports Aspirate Mixer Aspirate Waste Dispense Standard 2 1510 Aspirate Between ports Aspirate Detector Dispense Standard 1 Aspirate Mixer 1000 Dispense Mixer Aspirate Mixer Aspirate Waste 1332...

  • Page 17: Section 5 Bench Comparison Testing

    Section 5 Bench Comparison Testing 5.1 Comparable Bench Methods The procedure presented here uses the APA 6000™ Copper Reagents to create a correlation between the analyzer and a method performed in the laboratory. Other copper procedures may be used to create that correlation. Other methods presented in Standard Methods for the Examination of Water and Wastewater should provide comparable results.
  • Page 18 Repeat Steps 2–4, Using a 1-cm sample Within 10 minutes of Record the value. using the APA Standard 2 cell and a Hach DR/4000* adding reagents, transfer (low range) 1.0 mg/L Spectrophotometer, 3 mL of the 0 ppm in Step 2 and 3 in place of zero at 440 nm with standard into a 1-cm cell.

  • Page 19: Determining Copper Concentration In Samples

    Section 5 Testing Samples 440 nm Using a volumetric Add 5 mL of APA Within 10 minutes of Calculate the total pipet, transfer 5 mL of Copper Reagent 1 (buffer) adding reagents, transfer copper concentration in APA Copper Reagent 2 to the same flask.

  • Page 20: Section 6 Replacement Parts

    APA 6000™ Copper Standard 1, 0.0 mg/L .................. 1 L..27562-53 APA 6000™Copper Standard 2, low range, 1.0 mg/L ..............1 L..27563-53 APA 6000™ Copper Standard 2, high range, 10.0 mg/L ............. 1 L..27564-53 APA 6000™ Cleaning Solution..................... 1 L..26964-53 Required Reagents for the Bench Procedure APA 6000™...

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