Hach-lange POLYMETRON 9240 Operator Manual User Manual

DOC024.52.93034POLYMETRON Model 9240 Multi-Channel SodiumAnalyzerUser Manual09/2013, Edition 8

8General Information1.4 Product recycling informationENGLISHElectrical equipment marked with this symbol may not be disposed of in European public dis

98Calibration8.4.3 Two point calibrationWhen prompted, fill the overflow vessel with the calibration solution and select OK to start the measurement.T

99Calibration8.5 Automatic calibration setupSelect the AUTO. CAL. SETUP option to access its sub-menu and set the calibration parameters.This allows t

100Calibration8.6 Calibration resultsAfter the slope and offset have been calculated, the default parameters, last calibration details and current cal

101Calibration8.8 Custom adjustment8.9 Temperature calibrationWhere the analyzer displays values that are slightly above or below the expected value,

102Calibration

103Section 9 Maintenance and DiagnosticsPeriodic maintenance will ensure accurate and consistent analysis results. Verify the levels of the calibratio

104Maintenance and Diagnostics9.3 Fuse replacementThe following illustration shows the position of the fuse, which is located next to the mains connec

105Maintenance and Diagnostics9.5 Maintenance and diagnostics menu optionThere are a number of maintenance and diagnostic procedures that can be perfo

106Maintenance and Diagnostics9.7 Reagent changesNote: The conditioning reagent and electrolyte consumption are approximate measurements, so a discrep

107Maintenance and Diagnostics9.7.2 Priming tubes9.7.3 Bottles fullAfter refilling the bottles (reference electrolyte, calibration solution and reacti

9General InformationSVENSKAElektronikutrustning som är märkt med denna symbol kanske inte kan lämnas in på europeiska offentliga sopstationer efter 20

108Maintenance and Diagnostics9.8 Calibration diagnostics9.9 Raw values9.10 Test accessories This option is used by after sales service technicians to

109Maintenance and Diagnostics9.10.1 Hydraulics9.10.2 RelaysTEST HYDRAULICS allows you to check that all accessories apart from relays and logical inp

110Maintenance and Diagnostics9.10.3 Logical inputs9.11 Sensor reactivationChoose this option to check the logical inputs status.Each logical input sh

111Maintenance and Diagnostics9.12 Extended stopIf the instrument is not to be used for an extended period of time, select this option to shut the ana

112Maintenance and Diagnostics9.13 Startup9.14 Software versionsThis process guides you through various steps required to set the instrument up for in

113Section 10 Troubleshooting10.1 General faultsWARNINGBefore opening the instrument, ensure the power supply has been switched off.Table 11 General

114TroubleshootingGrab sample is not correct.Calibration is not correct. See below.Activation has been skipped. Start a new grab sample again.Electrod

115TroubleshootingPump not working(cationic applications).Option not activated. Call a Service Technician.Pump is not connected.Verify the electrical

116Troubleshooting10.2 Detection of functional faults10.3 Miscellaneous problemsTable 12 Lack of precisionPROBLEM CAUSE/SOLUTIONElectrolyte is pollut

117Section 11 Spare Parts and Accessories11.1 Accessories - Options - Maintenance kitsTable 14 Accessories, options & maintenance kitsDescription

10General Information1.5 Product disposalNote: The following only applies to European customers.Hach Lange is committed to ensuring that the risk of a

118Spare Parts and Accessories11.2 Spare parts - In contact with sample11.3 Spare parts - In contact with cell or electrodesTable 15 Spare parts - In

119Spare Parts and Accessories11.4 Spare parts - In contact with reagents or standard solution11.5 ElectronicsTable 17 Spare parts - In contact with

120Spare Parts and Accessories11.6 Additional hardwareTable 19 Additional hardwareDescription Part NumberLocking key for 924x enclosure 32965Elbow to

121Section 12 Default Configuration12.1 User configuration tableUser ConfigurationOption Default Value Possible Values Selected Values DateMEASUREMENT

122Default ConfigurationALARMS / ALARM 3Mode Limit LimitActive channelSample flowNoneAttrib Channel 1 Channel 1 - 4Limit 1.00 ppm 0 - 9990 ppmDirectio

123Default ConfigurationmA OUTPUTS / OUTPUT 1Attrib Channel 1 Channel 1 - 4Temper.mVNoneType 0-20 mA 0-20 mA4-20 mAMode Linear LinearDualLogarithmLow

124Default ConfigurationmA OUTPUTS / OUTPUT 4Attrib None Channel 1 - 4Temper.mVNoneType 0-20 mA 0-20 mA4-20 mAMode Linear LinearDualLogarithmLow 0 ppb

125Default ConfigurationmA OUTPUTS / EVENT INDICATION / WARNING ALARMAttrib None NoneOutput 0 - 5Mode Frozen Preset valueFrozenmA OUTPUTS / EVENT INDI

126Default Configuration

127Section 13 Material Safety Data Sheets (MSDS)13.1Diisopropylamine (DIPA)1. IDENTIFICATION OF THE SUBSTANCECatalogue No: 803646Product name: diisopr

11General Information1.6 Restriction of hazardous substances (RoHS)The European Union RoHS Directive and subsequent regulations introduced in member s

128Material Safety Data Sheets (MSDS)9. PHYSICAL AND CHEMICAL PROPERTIESForm: liquidColor: colorlessOdor: amine-likePh value: not availableMelting tem

129Material Safety Data Sheets (MSDS)14. TRANSPORT INFORMATIONDOT: • Shipping Name: Diisopropylamine• UN Number: UN1158• Hazard Class: 3,8• Packing Gr

130Material Safety Data Sheets (MSDS)13.2 Potassium chloride1. IDENTIFICATION OF THE SUBSTANCEIntended/recommended use: electrolyte for reference elec

131Material Safety Data Sheets (MSDS)8. EXPOSURE CONTROLS AND PERSONAL PROTECTIONProtective clothing: None: Overalls: Glasses: Glo

132Material Safety Data Sheets (MSDS)13.3 Sodium chloride1. IDENTIFICATION OF THE SUBSTANCEIntended/recommended use: 10 ppm (Na) calibration standard

133Material Safety Data Sheets (MSDS)8. EXPOSURE CONTROLS AND PERSONAL PROTECTIONProtective clothing: None: X Overalls: Glasses: Gl

134Material Safety Data Sheets (MSDS)13.4 Sodium nitrate1. IDENTIFICATION OF THE SUBSTANCEIntended/recommended use: 0.5 M NaNO3 reactivation solution

135Material Safety Data Sheets (MSDS)8. EXPOSURE CONTROLS AND PERSONAL PROTECTIONProtective clothing: None: X Overalls: Glasses: Gl

136Material Safety Data Sheets (MSDS)

137Section 14 Reagent Preparation14.1 Conditioning Reagent• Use of Diisopropylamine in the conditioning bottle is the Hach Lange recommended solution

12General Information

138Reagent PreparationStandard Solution 100 ppb This solution is of LOW concentration for manual calibration and verification samples.1. Rinse at leas

139Reagent Preparation14.4 3M KCl1. To prepare 1L of 3M KCl, rinse at least 3 times a 1L volumetric flask (“A” class) with ultra pure water. The clean

140Reagent Preparation

HACH COMPANY World HeadquartersP.O. Box 389, Loveland, CO 80539-0389 U.S.A.Tel. (970) 669-3050(800) 227-4224 (U.S.A. only)Fax (970) 669-2932orders@hac

13Section 2 Specifications2.1 Technical specificationsSpecifications are subject to change without notice.Table 1 Technical specificationsPERFORMANCE

14SpecificationsMECHANICAL SPECIFICATIONSMaximum panel dimension (H x L x D)850 x 450 x 252.5mm [33.46 x 17.71 x 9.94in]InletSimple fittings for 6 mm

15Specifications2.2 Model identification systemThe analyzer identification number and the instrument serial number are located on the label on the bac

16Specifications

17Section 3 Analyzer Overview3.1 OverviewThe Polymetron 9240 Sodium Analyzer is a continuous on-line monitor for direct measurement of sodium in power

18Analyzer Overview3.2 Schematic process overviewThe illustration below shows the major components of the analyzer.Figure 2 Working principal1 - Samp

19Analyzer Overview3.3 Presentation of the analyzer3.3.1 Analyzer front panelFigure 3 Analyzer front panel1 - User interface 5 - Door lock2 - Overflo

20Analyzer Overview3.3.2 Analyzer rear panelFigure 4 Analyzer rear panel1 - Local controller box 4 - Sample inlet valves2 - Electrolyte reservoir 5 -

21Analyzer Overview3.3.3 Pumps boxThree pumps have been factory installed in the pump box and are used for the following purposes:Figure 5 Pumps box

22Analyzer Overview3.4 Conditioning reagentHach Lange highly recommends the use of Diisopropylamine (DIPA) as the conditioning reagent. Other reagents

23Analyzer Overview3.5 pH regulation3.5.1 Non-cationic applicationsIn order to ensure the accuracy and the repeatability of low sodium concentrations,

24Analyzer OverviewThe usual Tgas/Twater ratio values are as follows:Refer to Sample pH conditioning check on page 53 for the procedure to select the

25Analyzer Overview3.6 Measurement process3.6.1 Smart rinse optionThe measurement cell is rinsed by the analyzer after a calibration, grab sample, or

26Analyzer Overview3.6.2 Measurement stepsThe 9240 is designed as a multi channel analyzer, though it can be used as a single channel analyzer. The me

27Analyzer Overview3.6.2.1 Search stability set to NO - Fixed measurement modeAs the cycle and on-line measurement times defined by the user are fixed

1Table of ContentsSection 1 General Information...

28Analyzer Overview3.6.2.2 Search stability set to YES - Automatic measurement modeIn this configuration, a maximum cycle time not to be exceeded has

29Analyzer Overview3.6.3 Measurement cycleThe following flow chart illustrates the logic used during the measurement cycle.3.6.4 On-line measurementOn

30Analyzer Overview3.7 Automatic calibration cycleThe following section gives an overview of the automatic calibration process. For details on setting

31Analyzer OverviewThis process calculates the slope and offset of the ISE sodium electrode and the reference electrode. It is based on the measuremen

32Analyzer Overview3.8 Manual calibration cycleThe following section gives an overview of the manual calibration process. For details on setting up an

33Analyzer Overview4. Phase 4: The overflow vessel is drained, and the system waits for the operator to fill the overflow vessel with the low value ca

34Analyzer Overview3.10 Analyzer outputsThe following tables shows the outputs (screen, analog, alarm relays and RS485) generated by the analyzer duri

35Analyzer Overview3.10.4 Auto calibration process3.10.5 Manual calibration processAction Screen4-20 mAAlarmsRS485Conc. Other prog. Address 0 OthersPh

36Analyzer Overview3.11 Available options3.11.1 K-Kit (cationic)For a high acidity water such as that from a cation exchanger outlet, the regular gase

37Section 4 Installation4.1 Analyzer inspection and unpackingThe instrument has been factory tested and checked prior to shipping. We nevertheless rec

2Table of Contents4.4.3 Input/Output connections ...474

38Installation4.3 Instrument mounting4.3.1 Panel mountingFor the panel mount model, the dimensions of the panel and fixation holes are as follows: All

39Installation4.3.2 Wall mounting Use the wall mounting kit to fix the instrument to the wall.Use these to drill the four holes for fixing the instrum

40Installation4.4 Step-by-step installationThe electrical installation should be carried out by duly qualified personnel. A supply voltage of 100-240

41Installation2. Pass the power supply cable through the cable gland located at the back left of the bottom of the cabinet. 3. Open the I/O connection

42Installation5. ...and allow the I/O box to rotate down.6. Pass the mains power cable through the back end cable gland on the transmitter enclosure.7

43Installation8. Remove the metallic shielding plate protecting access to the main board.9. Take the power supply connector and note where the earth,

44Installation11. ...and put the connector back in place.12. Replace the metallic shielding plate.

45Installation4.4.2 RS485 connection1. Connect the RS485 communication cable as indicated. Connection is the same on the CPU board for both the JBUS/M

46Installation3. Put the I/O box back in its normal position.4. Fix the I/O box back in place with the 2 screws.

47Installation4.4.3 Input/Output connections1. Analog output – Iout 0 is used for the current signals of the measurement. Other analog outputs can be

3Table of Contents7.5 RS485 (or PROFIBUS) ...

48Installation4.4.4 Sample tubes installation• Sample inlet connections - 6 mm (or ¼'') in polyethylene or PTFE or FEP. If particulate matte

49Installation4.4.5 Reagents installation1. Prepare the reagents according to Reagent Preparation on page 137. Install the reagent canisters in their

50Installation4.4.6 Magnetic stirrer installation1. On the front of the panel, remove the plastic bag from the overflow vessel2. Remove the magnetic s

51Installation4.4.7 Reagents volume declarationNote: As you will now be using the analyzer menus to input data, it may be useful to familiarize yourse

52Installation4.4.8 Flow rate adjustment1. From the MAINTENANCE/DIAG. menu select START UP and press Enter2. First, the system automatically primes bo

53Installation4.4.9 Sample pH conditioning checkNote: At this stage, the electrodes should not have been installed.4.4.9.1 Non-cationic applications4.

54Installation7. For each channel, measure the pH in the conditioned sample to check if the pump ratios are efficient enough to obtain a pH of around

55Installation5. Install the reference electrode in the extreme left measurement chamber.6. Connect the reference cable (the one without the blue labe

56Installation4.4.11 Sodium ion selective electrode installationNote: It is critical to preserve the integrity of the sodium ion selective electrode a

57Installation4.4.12 Fill electrolyte reservoir1. The electrolyte reservoir is located at the back of the analyzer. 2. Take the KCl electrolyte bottle

4Table of ContentsSection 13 Material Safety Data Sheets (MSDS) ...12713.1 Diisopro

58Installation4.5 Analyzer stabilizationAt this stage the analyzer has been completely installed, but needs to run for a period of time to stabilize.

59Section 5 Operating InstructionsNote: All screen display examples in the following sections are shown as black on a white background for reasons of

60Operating Instructions5.1.2 Numeric fieldsThese fields require that the user enter one or more numeric values into a field. The type of field determ

61Operating Instructions5.1.3 Alphanumeric fieldsThese fields require that the user enter one or more alphanumeric values into a field. The type of fi

62Operating Instructions5.1.4 List element fieldsThis type of data entry is where a pre-defined list of available data values are available to the use

63Operating Instructions5.2 Measurement screens5.2.1 Principal displayAn example of this display is given above. It shows the details of the current s

64Operating Instructions5.2.2 Historical displayThis screen shows the last sample measurements for each channel, the last grab sample measurement and

65Operating Instructions5.2.3 Alarms screenAlarms S1-S4 relate to the four alarm outputs. This is followed by the warning alarm (W!) and the system al

66Operating Instructions5.3 Main menuFor a diagrammatic view of the complete menu structure, please refer to Menu structure overview on page 71.The ma

67Operating Instructions5.3.1 VerificationThis option allows you to verify the measurement using a solution of known sodium concentration.Concentratio

5Section 1 General Information1.1 DisclaimerThe information in this manual has been carefully checked and is believed to be accurate. However, Hach La

68Operating InstructionsUpon completion of the rinsing step, the analyzer is ready for the first manual step in the cycle. Place the lid of the overfl

69Operating Instructions5.3.2 Grab sampleNote: It is recommended that the grab sample should have a concentration of > 10 ppb and should be at the

70Operating InstructionsThe display switches back to the main measurement screen and displays the measurement value.The progress bar at the top of the

71Operating Instructions5.4 Menu structure overview

72Operating Instructions

73Section 6 System SetupBefore attempting to setup the analyzer, ensure that you have read and understood how to enter and update data fields as descr

74System Setup6.1 System setup - Menu overview6.2 Date and timeFigure 20 System setup menuSelect the DATE/TIME option to access the date/time sub-men

75System Setup6.3 Display optionsSelect the DISPLAY option to set up the display parameters.Select the LANGUAGE, CONC. UNIT and TEMPERATURE UNIT field

76System Setup6.4 Passwords6.5 Default valuesSelect the PASSWORDS option to set passwords for access to programming, calibration and system setup opti

77System Setup6.6 Adjust mA output6.7 Factory settingsSelect the ADJUST mA OUTPUT option to access the analyzer’s analog output parameters. These can

6General Information1.3.2 Safety recommendationsFor safe operation, it is imperative that these service instructions be read before use and that the s

78System Setup

79Section 7 User SetupBefore attempting to setup the analyzer, ensure that you have read and understood how to enter and update data fields as describ

80User Setup7.1 User setup - Menu overviewFigure 21 User setup menu

81User Setup7.2 Measurement7.2.1 Targeted pH (non-cationic applications only)7.2.2 Total gas/water ratio (cationic applications only)7.2.3 Measure ste

82User Setup7.2.4 Reactivation frequencyIf the analyzer has been set up as a multi channel analyzer the screen illustrated left will be displayed.The

83User Setup7.2.5 Datalogger setupThis option allows you to view data held in the analyzer’s internal memory.Select the VIEW DATA option to display th

84User Setup7.2.6 Graph time base7.3 AlarmsFor graphical displays, enter the number of hours as the base line for the graph. This can be 4, 8, 12, 16,

85User Setup7.3.1 Alarms 1 to 4Table 4 Alarms 1 to 4 parametersValue DescriptionModeLimitTrigger the alarm when the measurement is above or below a p

86User Setup7.3.2 Warning alarm7.3.3 System alarmTable 5 Warning alarm parametersValue DescriptionAlarmYes Activate the warning alarmNo Deactivate th

87User Setup7.3.4 System and warning alarm tableThe following table lists the different system and warning alarms:Table 7 System and warning alarmsMe

7General Information1.3.5 Precautionary labelsRead all labels and tags attached to the analyzer. Personal injury or damage to the analyzer could occur

88User Setup7.4 mA outputs7.4.1 Outputs 0 to 5Select the mA OUTPUTS option to set up the parameters for all the analog outputs.From the list available

89User Setup7.4.2 Event indicationFigure 22 Linear and dual slopesThe screen illustrated left shows an analog output to be activated on a measurement

90User Setup7.4.3 Test7.5 RS485 (or PROFIBUS)Note: If the PROFIBUS option has been installed, then the menu option will show PROFIBUS rather than RS48

91User Setup7.6 Sample channels7.6.1 Number of channelsEnter the parameters as described in Table 9 on the previous page.Press the Enter function key

92User Setup7.6.2 Channel activation7.6.3 Sequence7.6.4 Channel namesUsing the Up and Down Arrow keys, define whether the channel is active (Activ) or

93Section 8 Calibration8.1 GeneralBefore attempting to calibrate the analyzer, ensure that you have read and understood how to enter and update data f

94Calibration8.3 Calibration - Menu overview8.4 Start calibration8.4.1 Calibrate known additionFigure 23 Calibration menuSelect the START CALIBRATION

95CalibrationIf the volume of solution is OK, the background point measurement (P0) to be used as the base measurement value is taken. This is the mea

96CalibrationIf the volume of solution is OK, the background point measurement (P0) to be used as the base measurement value is taken. This is the mea

97Calibration8.4.2 One point calibrationWhen the measurement is stable, the details are displayed at the top of the screen against measurement P1.The