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Aqua-Check

™

Water Analyzer

Operator’s Manual

4-30 Royal Crest Crt., Markham, On, L3R 9W8

Phone # 905-946-1064 Fax # 905-946-8064 Toll Free # 1-800-742-1413

www.aquametrix.com

Содержание Aqua-Check

Страница 1: ...Aqua Check Water Analyzer Operator s Manual 4 30 Royal Crest Crt Markham On L3R 9W8 Phone 905 946 1064 Fax 905 946 8064 Toll Free 1 800 742 1413 www aquametrix com ...

Страница 2: ... for incidental or consequen tial damages in connection with the furnishing performance or use of this material No part of this document may be reproduced or photocopied or translated to another language without the prior written consent of AquaMetrix Rev 2 1 August 2000 AquaMetrix Part 291357 Printed in Canada Copyright 2001 2004 AquaMetrix ...

Страница 3: ... expense of AquaMetrix Software and firmware designed by AquaMetrix for use with a CPU will execute its programming instructions when properly installed on that CPU AquaMetrix does not warrant that the operation of the CPU software or firmware will be uninterrupted or error free This warranty shall not apply to defects originating from Improper maintenance or operation by purchaser Purchaser suppl...

Страница 4: ...ode 9 Temperature Display 9 pH Display 9 Oxygen Display 10 Oxygen Compensation 10 Oxygen Calibration Value 10 Conductance Display 11 Conductivity Compensation 11 Pressure Compensation 12 Calibration 12 Temperature Sensor Calibration 13 Dissolved Oxygen Sensor Calibration 13 pH Sensor Calibration 15 Conductivity Sensor Calibration 15 Review Log 16 Clear Log 17 RS 232 Option 17 Timed Readings Auto L...

Страница 5: ...Chapter 5 Troubleshooting Troubleshooting 25 Index Index 27 ...

Страница 6: ... using the RS 232 or barometer options A low battery signal will appear when approximately one hour of use is left The meter has an auto shutoff safety feature that disconnects the power before the battery voltage drops below a level dangerous to the memory Recharge time for the battery is 5 5 hours The Water Analyzer contains a back up battery and will retain the stored calibration information an...

Страница 7: ...and automatic shutoff to prevent calibration and stored reading memory loss Sensor Unit Resolution Range Accuracy Compensation pH pH 0 01 1 13 0 02 Temp auto mV 1 500 2 None Temp C 1 0 50 1 None F 1 32 122 1 8 None Cond mhos 1 µmho 0 99 9 3 Temp auto 1 µmho 0 999 3 20 or 25 C 01 mmho 0 9 99 3 or none 1 mmho 0 99 9 3 Siemens 1 µS 0 99 9 3 Temp auto 1 µS 0 999 3 20 or 25 C 01 mS 0 9 99 3 or none 1 m...

Страница 8: ...matic barometric pressure compensation and RS 232 computer interface with autodata logging capabilities Additional probes of any cable length may be ordered for a previously purchased meter Additional cable lengths cannot be retrofitted to existing probes The automatic barometric pressure compensation option may be added by the factory to a previously purchased unit The RS 232 computer interface o...

Страница 9: ...at could result in physical injury to the operator A CAUTION indicates a condition or possible situation that could damage or destroy the product or the operator s work Warnings and precautions in this manual or on the instrument must be followed during operation service and repair of the instrument Failure to follow these warnings and precautions violates the safety design standards and intended ...

Страница 10: ...bration steps LCD Display displays operator prompts and measured values MODE selects the operating mode ON OFF turns the Water Analyzer on and off Probe Connection connects the probe to the meter RS 232 Input Output joins the RS 232 cable to the Water Analyzer Meter STORE stores displayed values in the measurement log and calibration informa tion LCD Display Probe Connection Battery Charger Input ...

Страница 11: ... boot is provided for this purpose The recommended solution for storage is 10 KCl in a pH 4 buffer The pH sensor may be replaced in the field Probe Guard protects the sensors while allowing the test solution to flow past the sensors The probe guard is a 1 5 O D x 2 625 Delrin piece held in place by the guard retaining spring which is compressed as the guard slides into place Remove the probe guard...

Страница 12: ...H 4 buffer is used as a storage solution it will become necessary to soak the electrode in the boot solution for at least one day prior to calibrating This will ensure maximum stability and accuracy Preparing the Dissolved Oxygen Sensor 1 Remove the probe guard 2 Firmly pull the dissolved oxygen sensor straight out from the probe body Do not use any tools to pry the dissolved oxygen sensor out thi...

Страница 13: ...ctor body gently pull the connector away from the meter Do not twist the connector or put any unnecessary strain on the probe cable Turning on the Water Analyzer 1 Press the ON OFF button The meter should beep and display the message WATER ANALYZER Version 7 1 0 After this time it will begin to display the current sensor readings Units with factory installed barometers will alternate between displ...

Страница 14: ...ngs It also allows the operator to select the extrinsic effects that the meter will automatically compensate for To select the Setup Instrument Mode 1 Press the MODE key to access the Mode menu 2 Press the UP and DOWN key until you reach the Setup Instrument prompt Press the ENTER key to activate the Setup Instrument Mode Temperature Display The first prompt in the Setup Instrument Mode Temp units...

Страница 15: ...the oxygen activity it can correct for the salt concentration to provide an actual physical oxygen concentration 1 To enable the automatic correction of the oxygen reading for the salinity press the or key to display the answer YES Press the STORE key 2 To disable the automatic correction press the UP and DOWN key to display the answer NO Press the STORE key When measuring relatively clean fresh w...

Страница 16: ...up Instrument mode is Comp Cond This prompt which only appears if the conductivity is displayed in siemens or mhos is used to select the desired temperature and pressure compensation values for the conductiv ity readings The conductivity readings may be left uncompensated In this case the Water Analyzer will read the actual conductivity of the solution Be careful when cali brating the Water Analyz...

Страница 17: ... meet its temperature specification without any operator calibration Should the temperature sensor need to be recalibrated it should be done prior to any other calibration procedures The same holds true for units with in stalled barometers Once the temperature has been calibrated the pressure should be calibrated if required prior to calibrating the pH dissolved oxygen or conductivity sensor The c...

Страница 18: ...able thermometer 5 The bottom line will show the ADC value A stable readout the ADC value remains relatively constant for four counts not the actual value is important When the readout is stable press the STORE key to calibrate the tempera ture sensor and store the calibration information If you decide not to alter the previously stored calibration information press the ENTER key to skip this step...

Страница 19: ...tual atmospheric pressure Contact the dealer or the factory if additional correction factors are needed 4 Once the correct pressure has been entered press either the ENTER or STORE key to save the value and move to the Air Sat Ox Cal step 5 Wrap the probe in a wet cloth or place it in a plastic bag with a few drops of water and tie the bag shut Do not touch the oxygen membrane The object of this o...

Страница 20: ...pH low cal point has been determined the pH mid cal and the pH high cal points will be prompted for We recommend that pH 4 pH 7 and pH 10 buffers be used for calibrating the pH sensor While the solutions used are buffers and will remain reasonably stable in pH value in spite of slight dilution or contamination the greatest accuracy will be obtained by using fresh clean buffers After a solution has...

Страница 21: ...d 3 between 5 0 and 9 9 mS cm and standard 4 between 50 and 99 mS cm Conductivity standards provided in the Water Analyzer calibration kit are 73 9 µS 717 µS 6 66 mS and 58 6 mS Conductivity standards are not buffers Dilution or contamination will affect their conductivity value After a solution has been used to calibrate a conductivity range discard it After the fourth conductivity range has been...

Страница 22: ...he Water Analyzer with a personal computer With this link parameters that have been read and stored can be downloaded to a file in the computer Timed Readings Auto Logging 1 Clear the log see Clear Log in this chapter 2 Press the MODE key Press either the UP and DOWN key until the Timed Readings prompt is displayed 3 Press the ENTER key The screen will display Store 10 minutes This means that a se...

Страница 23: ... the diskette into drive A or B 3 Type WATER and press ENTER The Water Analyzer Communications Program will start 4 Turn on the Water Analyzer 5 Type in the following letters and press ENTER to receive information from the Water Analyzer A All data currently displayed on meter B Barometric pressure models with internal barometric pressure only C Conductivity reading I Software identification O Oxy...

Страница 24: ... COM port To change from the COM1 port to the COM2 port 1 Type Alt C The highlighted line at the bottom of the screen will prompt for the new entry 2 Type 2 and press ENTER The COM2 port will now be used to transfer the stored readings This needs to be done only once and can be changed back to COM1 at anytime ...

Страница 25: ...20 Aqua Check Water Analyzer Operator s Manual Rev 2 1 Notes ...

Страница 26: ...any water Placing a probe in water at this time will destroy the electronics within the probe and invalidate the warranty When replacing a sensor in the probe silicone grease included with your meter needs to be applied to the connector end of the sensor body Apply a drop of silicone grease to the edge of the sensor body Note Do not allow any silicone grease to get on the connectors If any silicon...

Страница 27: ...trode moist It should be filled with pH electrode boot solution 10 KCl in pH 4 buffer and kept on the electrode when not in use The boot should be removed prior to use or both the conduc tivity and pH readings will be in error Note The pH electrode must not be stored dry If the electrode is allowed to dry it will be rendered useless and the sensor will have to replaced or returned to the factory f...

Страница 28: ...ensors in clean water after each use These sensors can be stored dry Should any buildup become evident the sensors should be cleaned A mild soap detergent with some agitation is usually sufficient to effectively remove most deposits Rinse and recalibrate Figure 4 3 pH Electrode With Boot Removed Connector O ring Retainer Ring Figure 4 4 Conductivity Sensor Connector O ring Retainer Ring Temperatur...

Страница 29: ... and secure the bag so that a humid environment is maintained or immerse the probe in deionized water with the pH boot on Long Term Storage 1 Turn the meter off 2 If the meter is to be charged during storage disconnect the probe from the meter 3 Store the pH sensor with the boot containing boot solution 4 Disconnect and disassemble the dissolved oxygen sensor Rinse all parts and blot dry 5 Reconne...

Страница 30: ...ion has a conductivity of less than 10 µS cm and indicates a conductivity greater than 99 9 mS cm If this appears unexpectedly it may indicate a problem with the probe Check the calibration of the appropriate sensor When recalibration is necessary press the STORE key to save the calibration information If the pH reading remains at 0 or 14 even after calibration the probe may be leaking Remove the ...

Страница 31: ...26 Aqua Check Water Analyzer Operator s Manual Rev 2 1 Notes ...

Страница 32: ...ygen 14 Conductivity Sensor 15 Dissolved Oxygen Sensor 13 Manual Oxygen 14 Oxygen Value 10 pH Sensor 15 Temperature Sensor 13 Clear Log 17 Clear Log Mode 17 Clock Values 17 Compensation Conductivity 11 Oxygen 10 Pressure 12 Conductance Display 11 Conductivity Compensation 11 Conductivity Compensation Values 11 Conductivity Electrode 6 D Data Review 2 Data Storage 2 Dimensions 3 Discharge Time 2 Di...

Страница 33: ...gen Sensor 22 pH Electrode 22 Temperature Sensor 23 Manual Oxygen Calibration 14 Membrane Oxygen 6 Meter 5 MODE 5 Mode Calibrate Oxygen 13 Calibrate pH 15 Calibrate Temp 13 Calibration Cond 15 Clear Log 17 Oxygen Compensation 10 Oxygen Setup 9 Review Log 16 Setup Instrument 8 9 O ON OFF 5 Operation 7 Operation Temperature 3 Operator Precautions 4 Options 3 Oxygen Calibration Value 10 Compensation ...

Страница 34: ...onnecting 8 Probe Connection 5 Probe Guard 6 Probe Storage 24 R Readings Storing 9 Recharge Time 3 Review Data 2 Review Log 16 Review Log Mode 2 16 RS 232 Option 3 17 RS 232 Procedure 18 RS 232 C Input Output 5 S Safety Information 4 Safety Symbols 4 Sensor Conductivity Calibration 15 Dissolved Oxygen 7 Calibration 13 Preparing 7 Oxygen 6 pH 6 7 Removing 21 Temperature 6 Calibration 13 Sensor Main...

Страница 35: ...Manual Storage Temperature 3 STORE 5 Storing Readings 9 T Temperature Operation 3 Storage 3 Temperature Display 9 Temperature Sensor 6 Time Discharge 3 Recharge 3 Timed Readings 17 Troubleshooting 25 Turning On 8 U Units Changing 9 W Weight 3 ...

Страница 36: ...Index 31 Notes ...

Страница 37: ...4 30 Royal Crest Crt Markham On L3R 9W8 Tel 905 946 1064 FAX 905 946 8064 ...

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