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OPERATING MANUAL ba75937e10 08/2021 Multi 9310P IDS Multi 9310 IDS ® inoLab Multi 9310 IDS(P) DIGITAL METER FOR DIGITAL IDS SENSORS (PH/ORP/D.O./COND)
® inoLab Multi 9310 IDS Contents Contents Overview............. 7 Multi 9310 IDS .
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® Contents inoLab Multi 9310 IDS 4.5.3 Menus and dialogs........... 22 4.5.4 Navigation example 1: Setting the language .
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® inoLab Multi 9310 IDS Contents 8.3.4 Determining the cell constant (calibration in the check- and calibration standard) . . 58 8.3.5 Setting the cell constant (calibration with freely selectable check- and calibration standard)....59 8.3.6 Calibration data .
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® Contents inoLab Multi 9310 IDS 13 Printer (only Multi 9310P IDS) ......... . . 93 13.1 Commissioning / switching the printer on or off .
® inoLab Multi 9310 IDS Overview Overview Multi 9310 IDS The compact, digital precision meter Multi 9310 IDS enables you to carry out pH measurements, ORP measurements, conductivity measurements and dis- solved oxygen (D.O.) measurements quickly and reliably. The Multi 9310 IDS provides the maximum degree of operating comfort, reli- ability and measuring certainty for all applications.
® Overview inoLab Multi 9310 IDS Multi 9310P IDS meter with integrated printer The integrated printer of the Multi 9310P IDS enables to document measure- ments according to GLP requirements. The information concerning the printer of the Multi 9310P IDS is given in a separate chapter (see section 13 P RINTER ONLY...
® inoLab Multi 9310 IDS Overview 1.3.1 IDS sensors IDS sensors support the automatic sensor recognition show only the settings relevant to the specific sensor in the setting menu process signals in the sensor digitally so that precise and interference-free measurements are enabled even with long cables ...
® Overview inoLab Multi 9310 IDS The measuring electronics with the stored adapter data are in the adapter head. The adapter data correspond to the sensor data. Information on available IDS adapters is given on the Internet. Detailed information on the IDS adapter is given in the operating manual of the adapter.
® inoLab Multi 9310 IDS Safety Safety Safety information 2.1.1 Safety information in the operating manual This operating manual provides important information on the safe operation of the meter. Read this operating manual thoroughly and make yourself familiar with the meter before putting it into operation or working with it. The operating manual must be kept in the vicinity of the meter so you can always find the infor- mation you need.
® Safety inoLab Multi 9310 IDS Safe operation 2.2.1 Authorized use The authorized use of the meter consists exclusively of the measurement of the pH, ORP, conductivity and dissolved oxygen in a laboratory environment. Only the operation and running of the meter according to the instructions and technical specifications given in this operating manual is authorized (see section 16 T , page...
® inoLab Multi 9310 IDS Commissioning Commissioning Scope of delivery MeterMulti 9310 IDS / Multi 9310P IDS 4 batteries 1.5 V Mignon type AA Power pack USB cable (A plug on mini B plug) Stand ...
® Commissioning inoLab Multi 9310 IDS 3.3.1 Inserting the batteries You can operate the meter either with normal batteries or with rechargeable batteries (Ni-MH). In order to charge the batteries, an external charging device is required. Open the battery compartment (1) on the underside of the meter.
® inoLab Multi 9310 IDS Commissioning 3.3.2 Connecting the power pack CAUTION The line voltage at the operating site must lie within the input voltage range of the original power pack (see section 16.2 , page 103). ENERAL DATA CAUTION Use original power packs only (see section 16.2 G ENERAL DATA page 103).
® Operation inoLab Multi 9310 IDS Operation General operating principles 4.1.1 Keypad In this operating manual, keys are indicated by brackets <..> . <ENTER> The key symbol (e.g. ) generally indicates a short keystroke (press and release) in this operating manual. A long keystroke (press and keep depressed for approx.
® inoLab Multi 9310 IDS Operation 4.1.2 Display Example AutoCal TEC HOLD AR 03.04.2013 USB output 08:00 1 Status information (sensor) 2 Measured value 3 Measured parameter 4 Continuous measurement control (CMC function) 5 Sensor symbol (calibration evaluation, calibration interval) 6 Measured temperature (with unit) 7 Status information (meter) 8 Softkeys and date + time...
(> SELV and > current circuit with current limiting). WTW IDS sensors and IDS adapters meet these requirements. 4.1.5 Sensor info You can display the current sensor data and sensor settings of a connected sensor at any time.
® inoLab Multi 9310 IDS Operation 7.007 25.0 °C SenTix 940 More B09250001 <F1> Display further sensor data (settings) with /[More]. SenTix 940 B092500013 pH resolution 0.001 mV resolution Buffer Calibration interval Unit for slope mV/pH QSC: Software version V 1.00 03.04.2013 Back 08:00...
® Operation inoLab Multi 9310 IDS Switching off <On/Off> Switch the meter off with Login with a user name After activation of the user administration by the administrator (software MultiLab User, on enclosed CD-ROM), measurements with the meter are only possible after login with a user name.
® inoLab Multi 9310 IDS Operation The user specifies the password when he or she first logs in with a user name. A valid password consists of 4 digits. The user can change the password with the next login. < ><...
® Operation inoLab Multi 9310 IDS Operating Explanation mode Storing in The meter stores measuring data automatically or manually memory Transmit- The meter transmits measuring data and calibration records ting data to a USB-B interface automatically or manually. Setting The system menu or a sensor menu with submenus, set- tings and functions is displayed 4.5.2 Measured value display In the measured value display, you can...
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® inoLab Multi 9310 IDS Operation General Language: Deutsch Audio signal: Illumination: Contrast: Shutoff time: Temperature unit: °C Stability control 03.04.2013 Back 08:00 Functions Functions are designated by the name of the function. They are immediately <ENTER> carried out by confirming with .
® Operation inoLab Multi 9310 IDS 4.5.4 Navigation example 1: Setting the language <On/Off> Press the key. The measured value display appears. The instrument is in the measuring mode. 7.007 25.0 °C 01.02.2014 USB output 08:00 <ENTER__> Open the Storage & config menu with The instrument is in the setting mode.
® inoLab Multi 9310 IDS Operation < >< > Select the General submenu with The current selection is displayed with a frame. <ENTER> Open the General submenu with General Language: Deutsch Audio signal: Illumination: Contrast: 50 % Shutoff time: Temperature unit: °C Stability control...
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® Operation inoLab Multi 9310 IDS Identification of stored measured values. Therefore, check the time at regular intervals. The date and time are reset to default after a fall of the supply volt- age (empty batteries). Setting the date, The date format can be switched from the display of day, month, year time and date format (dd.mm.yy) to the display of month, day, year (mm/dd/yy or mm.dd.yy).
® inoLab Multi 9310 IDS pH value pH value Measuring 5.1.1 Measuring the pH value NOTE When connecting a grounded PC/printer, measurements cannot be performed in grounded media as the values would be incorrect. The USB interface is not galvanically isolated. Connect the IDS pH sensor to the meter.
® pH value inoLab Multi 9310 IDS You can terminate the HOLD function and the Stability control func- <AR> <M> tion with at any time. Stability control <ENTER> Using , activate the Stability control function manually. The [AR] status indicator appears while the measured value is assessed as not stable.
® inoLab Multi 9310 IDS pH value When operating a sensor without integrated temperature sensor, e.g. via an IDS pH adapter, you have to measure and enter the temperature of the test sample first. The display of the temperature indicates the active temperature measuring mode: Temperature Resolution of...
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® pH value inoLab Multi 9310 IDS Use one to five buffer solutions of the selected buffer set in any order. Below, calibration with Technical buffers (TEC) is described. When other buffer sets are used, other nominal buffer values are displayed. Apart from that, the procedure is identical.
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® inoLab Multi 9310 IDS pH value 10.011 Buffer -180.0 24.8 °C AutoCal TEC 01.07.2011 08:00 Wait for the end of the measurement with stability control (beep, [HOLD][AR] status indicator) or take over the calibrated value with <ENTER> The calibration display for the next buffer appears (voltage display). If necessary, finish the calibration procedure as a single-point calibra- <M>...
® pH value inoLab Multi 9310 IDS If necessary, finish the calibration procedure as a two-point calibration <M> with The calibration record is displayed. Continuing with Thoroughly rinse the sensor with deionized water. three- to five-point calibration Immerse the sensor in the next buffer solution. When measuring without temperature sensor: <...
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® inoLab Multi 9310 IDS pH value If single-point calibration was set in the menu, the calibration proce- dure is automatically finished with the measurement of buffer solu- tion 1 and the calibration record is displayed. Connect the pH sensor to the meter. The pH measuring window is displayed.
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® pH value inoLab Multi 9310 IDS Buffer 7.000 24.8 °C ConCal 01.07.2011 08:00 Set the nominal buffer value for the measured temperature with < >< > <ENTER> Accept the calibration value with The calibration display for the next buffer appears (voltage display). If necessary, finish the calibration procedure as a single-point calibration <M>...
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® inoLab Multi 9310 IDS pH value Set the nominal buffer value for the measured temperature with < >< > <ENTER> Accept the calibration value with The calibration display for the next buffer appears (voltage display). If necessary, finish the calibration procedure as a two-point calibration <M>...
® pH value inoLab Multi 9310 IDS 5.2.6 Calibration points Calibration can be performed using one to five buffer solutions in any order (single-point to five-point calibration). The meter determines the following values and calculates the calibration line as follows: Calibration Determined Displayed calibration data...
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® inoLab Multi 9310 IDS pH value Menu item Setting/ Explanation function Calibration / Displays the calibration records. Further options: Calibration data stor- age / Display Scroll through the calibration < >< > records with Output the displayed calibration <F2>...
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® pH value inoLab Multi 9310 IDS Display Calibration Zero point Slope [mV/pH] record [mV] Error elimination (see section 15 W ..., page 98) HAT TO DO IF For pH IDS sensors you can optionally enable a more finely graded calibration evaluation (QSC) (see section 5.2.9 QSC FUNCTION ), page 40).
® inoLab Multi 9310 IDS pH value 5.2.8 Continuous measurement control (CMC function) The Continuous Measurement Control (CMC function) facilitates to evaluate the current measured value instantly and definitely. After each successful calibration the scale of the pH measuring range is dis- played in the measured value display.
® pH value inoLab Multi 9310 IDS 5.2.9 QSC function (sensor quality control) General information The QSC function (Quality Sensor Control) is a new sensor evaluation for on the QSC function digital IDS sensors. It evaluates the condition of an IDS pH sensor individually and with a very fine grading.
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® inoLab Multi 9310 IDS pH value Carry out the normal calibrations for your special measuring range with your usual standard solutions as previously done. As soon as the QSC function was enabled for an IDS sensor, it is not possible to return to the sensor evaluation with the sensor symbol for this sensor.
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® pH value inoLab Multi 9310 IDS sor evaluation. 7.007 25.0 °C 01.02.2014 USB output 08:00 1 QSC scale The double arrow on the QSC scale indicates the current sensor evaluation Carrying out a QSC A QSC control calibration can, e.g. be useful if the sensor evaluation noticeably control calibration changed (after some normal calibrations).
® inoLab Multi 9310 IDS Measuring 6.1.1 Measuring the ORP NOTE When connecting a grounded PC/printer, measurements cannot be performed in grounded media as the values would be incorrect. The USB interface is not galvanically isolated. IDS ORP sensors are not calibrated. However, you can check IDS ORP sensors using a test solution.
® inoLab Multi 9310 IDS Hold function <AR> Freeze the measured value with The [HOLD] status indicator is displayed. The HOLD function is active. You can terminate the HOLD function and the Stability control func- <AR> <M> tion with at any time. Stability control <ENTER>...
® inoLab Multi 9310 IDS ture of the test sample. When a sensor with integrated temperature sensor is operated, the tempera- ture value is displayed and recorded together with the measured value. 6.1.3 Measuring the temperature For reproducible ORP measurements, it is essential to measure the tempera- ture of the test sample.
® Dissolved oxygen inoLab Multi 9310 IDS Dissolved oxygen A sensor with stirrer can only be operated while the meter is line- powered. Measuring 7.1.1 Measuring D.O. Connect the IDS-D.O. sensor to the meter. The D.O. measuring screen is displayed. Connect the IDS-D.O.
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® inoLab Multi 9310 IDS Dissolved oxygen sure and input the salinity of the measured medium first. When the salinity correction is switched on, the [Sal] indicator is displayed in the measuring screen. You can switch the salinity correction on or off and enter the salinity in the menu for calibration and measurement settings (see section 10.3.1 S D.O.
® Dissolved oxygen inoLab Multi 9310 IDS You can prematurely terminate the Stability control function manu- <ENTER> ally with at any time. If the Stability control function is prematurely terminated, the current measurement data are output to the interface without the AutoRead info. You can switch off the beep (see section 10.6 S ENSOR INDEPEN...
® inoLab Multi 9310 IDS Dissolved oxygen 7.2.2 When should you check the sensor? Checking can be useful in the following cases: When the check interval has expired (the [check] status indicator is displayed). If the measured values seem to be implausible ...
® Dissolved oxygen inoLab Multi 9310 IDS Wait for the end of the measurement with stability control (beep, [HOLD][AR] status indicator) or take over the calibrated value with <ENTER> The measured value is frozen. <M> Switch to the measured value display with The check measurement is not documented.
® inoLab Multi 9310 IDS Dissolved oxygen When your accuracy requirements are especially high Routinely within the framework of the company quality assurance 7.3.3 Calibration procedures The Multi 9310 IDS provides 2 calibration procedures: Calibration in water vapor-saturated air. ...
® Dissolved oxygen inoLab Multi 9310 IDS DO Adjust 7.92 mg/l 0.973 Compare 03.04.2013 08:00 < > < > Using , set the correction multiplier to adjust the displayed value to the nominal value (value of the comparison measurement). <ENTER> Subsequently, accept the correction multiplier with The meter switches to the measured value display.
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® inoLab Multi 9310 IDS Dissolved oxygen Menu item Setting/ Explanation function Calibration / Displays the calibration records. Further options: Calibration data stor- age / Display Scroll through the calibration < >< > records with Output the displayed calibra- tion record to the interface with <F2>...
® inoLab Multi 9310 IDS Conductivity Conductivity Measuring 8.1.1 Measuring the conductivity NOTE When connecting a grounded PC/printer, measurements cannot be performed in grounded media as the values would be incorrect. The USB interface is not galvanically isolated. Connect the conductivity sensor to the meter. The conductivity measuring window is displayed.
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® Conductivity inoLab Multi 9310 IDS You can start the Stability control manually at any time, irrespective of the set- ting for automatic Stability control (see section 10.6.3 A UTOMATIC TABILITY , page 80) in the System menu. CONTROL To start the Stability control function manually, the HOLD function must be enabled.
® inoLab Multi 9310 IDS Conductivity The minimum duration until a measured value is assessed as stable is the mon- itored time interval. The actual duration is mostly longer. 8.1.2 Measuring the temperature For reproducible conductivity measurements, it is essential to measure the temperature of the test sample.
® Conductivity inoLab Multi 9310 IDS Calibration 8.3.1 Why calibrate? Aging slightly changes the cell constant, e. g. due to coatings. As a result, an inexact measured value is displayed. The original characteristics of the cell can often be restored by cleaning the cell. Calibration determines the current value of the cell constant and stores this value in the meter.
® inoLab Multi 9310 IDS Conductivity In the default condition, the calibrated cell constant is set to the nominal cell constant of the IDS sensor (e.g. TetraCon 925: 0.475 cm For this calibration procedure, the Type setting must be set to cal. Proceed as follows to determine the cell constant: Connect the conductivity sensor to the meter.
® Conductivity inoLab Multi 9310 IDS follows to set the cell constant: Connect the conductivity sensor to the meter. In the measured value display, select the conductivity parameter with <M> <ENTER> Open the menu for measurement settings with Select the setting of the cell constant (TetraCon 925: Menu Type: man and Cell const.
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® inoLab Multi 9310 IDS Conductivity Menu item Setting/ Explanation function Calibration / Displays the calibration records. Calibration data storage / Display Further options: Scroll through the calibration < >< > records with Output the displayed calibration record to the interface with <F2>...
® ® Turbidity measurement (VisoTurb 900-P) inoLab Multi 9310 IDS ® Turbidity measurement (VisoTurb 900-P) Measuring 9.1.1 Measuring the turbidity The sensor connection and the USB-B (device) interface are gal- vanically insulated. This facilitates interference-free measurements also in the following cases: ...
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® ® inoLab Multi 9310 IDS Turbidity measurement (VisoTurb 900-P) 7.92 01.02.2014 USB output 08:00 <M> Selecting the You can switch between the following displays with displayed Turbidity [FNU] measured parameter Turbidity [NTU] Freezes the mea- With the HOLD function, you can freeze the current measured value. The dis- sured value (HOLD played measured value stops changing until you switch the HOLD function off.
® ® Turbidity measurement (VisoTurb 900-P) inoLab Multi 9310 IDS <ENTER> Using , activate the Stability control function manually. The [AR] status indicator appears while the measured value is assessed as not stable. A progress bar is displayed and the display of the measured parameter flashes.
WTW catalog "Lab and field instrumentation". Standards with turbidity values for the calibration ranges 2 and 3 are available as accessories (see price list of the WTW catalog "Lab and field instrumentation"). Calibration can be carried out in the bottles the standards are delivered in.
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® ® Turbidity measurement (VisoTurb 900-P) inoLab Multi 9310 IDS Standard 000.0 FNU 01.07.2011 08:00 Thoroughly rinse the turbidity sensor with distilled water and dry it with a lint-free cloth. Immerse the turbidity sensor in the test sample at an angle. Position the turbidity sensor in the measuring vessel.
® ® inoLab Multi 9310 IDS Turbidity measurement (VisoTurb 900-P) Standard 124.0 1010.0 FNU 01.07.2011 08:00 If necessary, terminate the calibration as a two-point calibration with <M> The new calibration values are displayed. Continue with three-point calibration. Continuing with Repeat the steps 11 to 15 with the third standard solution.
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® ® Turbidity measurement (VisoTurb 900-P) inoLab Multi 9310 IDS Menu item Setting/ Explanation function Calibration / Displays the calibration record. Calibration data storage / Display Further options: Scroll through the calibration < >< > records with ...
® inoLab Multi 9310 IDS Settings Settings 10.1 pH measurement settings 10.1.1 Settings for pH measurements Settings The settings are made in the menu for calibration and measurement settings of the pH/ORP measurement. To open the settings, display the required mea- <ENTER>...
® inoLab Multi 9310 IDS Settings You can change the interval (1 ... 999 days): <ENTER> Open the menu for measurement settings with In the Calibration / Calibration interval menu, set the calibration interval < >< > with <ENTER>...
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® Settings inoLab Multi 9310 IDS Menu item Possible Explanation setting Calibration / Outputs the calibration data stor- age to the interface Calibration data storage / Output to RS232/USB Calibration / Calibration interval for the D.O. 1 ... 180 ... sensor (in days).
® inoLab Multi 9310 IDS Settings 10.4 Cond measurement settings 10.4.1 Settings for IDS conductivity sensors The settings are made in the menu for the measured parameter, conductivity. To open the settings, display the required measured parameter in the mea- <ENTER>...
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® Settings inoLab Multi 9310 IDS Menu item Possible Explanation setting Freely (manually) adjustable cell constant in the range 0.450 ... 0.500 cm Display and setting options for Cell const. man 0.450 ... the manually adjustable cell con- 0.475 ... stant.
® inoLab Multi 9310 IDS Settings Menu item Possible Explanation setting Temp. comp. (TC) / Coefficient of the linear tempera- 0.000 ... ture compensation. Linear coeff. 2.000 ... This menu item is only available 3.000 %/K when the linear temperature com- pensation is set.
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® Settings inoLab Multi 9310 IDS Menu item Possible Explanation setting Calibration / Calibration interval for the turbidity 1 ... 30 ... sensor (in days). Calibration interval 999 d The meter reminds you to calibrate regularly by the flashing sensor sym- bol in the measuring screen.
® inoLab Multi 9310 IDS Settings 10.6 Sensor-independent settings 10.6.1 System <ENTER__> To open the Storage & config menu, press the key in the mea- sured value display. After completing the settings, switch to the measured <M> value display with Default settings are printed in bold.
® Settings inoLab Multi 9310 IDS Menu item Possible setting Explanation System / Clock function Settings of time and date. Date format For details, see section 4.5.5 E Datum XAMPLE ON NAVIGA , page 25 TION ETTING THE DATE AND TIME Time System / Service informa- Hardware version and software version of the meter...
® inoLab Multi 9310 IDS Settings 10.6.5 Display illumination The meter automatically switches off the display illumination if no key is pressed for 20 seconds. The illumination is switched on with the next keystroke again. You can also generally switch on the display illumination (see section 10.6.1 , page 79).
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® Settings inoLab Multi 9310 IDS The following settings for ORP measurements are reset to the default settings with the Reset function: Setting Default settings mV resolution The sensor settings are reset under the Reset menu item in the menu for cali- bration and measurement settings.
® inoLab Multi 9310 IDS Settings <ENTER> measured parameter in the measured value display and press the key. 10.7.2 Resetting the system settings The following system settings can be reset to the default condition: Setting Default settings English Language Audio signal 4800 Baud Baud rate ASCII...
® Data storage inoLab Multi 9310 IDS Data storage You can transmit measured values (datasets) to the data storage: Manual data storage (see section 11.1 M , page 84) ANUAL DATA STORAGE Automatic data storage at intervals (see section 11.2 A UTOMATIC DATA STOR , page 85) AGE AT INTERVALS...
® inoLab Multi 9310 IDS Data storage 11.2 Automatic data storage at intervals The storage interval (Interval) determines the time interval between automatic data storage processes. Each data storing process transmits the current data- set to the USB interface. Configuring the <STO >...
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® Data storage inoLab Multi 9310 IDS < >< > Starting the auto- To start the automatic data storage function, select continue with <ENTER> matic storing func- and confirm with . The meter switches to the measured value dis- tion play.
® inoLab Multi 9310 IDS Data storage 11.3 Measurement data storage 11.3.1 Managing the measurement data storage For each measurement data storage (automatic and manual) the following functions are available: Display Output to RS232/USB Erase The storage is edited in the menu Storage & config/ Data storage. To open the <ENTER__>...
® Data storage inoLab Multi 9310 IDS Display presentation Manual data storage 3 of 64 of a dataset 03.04.2013 07:43:33 ID number: 1 SenTix 940 B092500013 pH 7.000 24.8 °C AR Sensor: +++ 03.04.2013 Back USB output 08:00 Representation of a 03.04.2013 07:43:33 dataset Multi 9310 IDS...
® inoLab Multi 9310 IDS Data storage Measured value of the connected sensor Measured temperature value of the connected sensor AutoRead info: AR appears with the measured value if the AutoRead crite- rion was met while storing (stable measured value). Otherwise, the AR dis- play is missing.
® Transmitting data inoLab Multi 9310 IDS Transmitting data The meter has the following interfaces: USB-B interface (USB Device) e.g. to connect a PC Via the USB-B interface (USB Device) you can transmit data to a PC or printer and update the meter software.
® inoLab Multi 9310 IDS Transmitting data Starting the program On the PC, start the program for the data reception, e.g.: for the data MultiLab Importer (see section 12.2 M , page 91) ULTI MPORTER reception Terminal program Transmitting data Data Control...
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® Transmitting data inoLab Multi 9310 IDS ba75937e10 08/2021...
® inoLab Multi 9310 IDS Printer (only Multi 9310P IDS) Printer (only Multi 9310P IDS) 1 Operating LED – Is illuminated: Printer is switched on – Flashes: Printer is switched off <FEED> <ON/OFF> 2 Control panel with the keys 3 Lever to open the paper compartment 4 Lid of the paper compartment 13.1 Commissioning / switching the printer on or off Switch on the printer...
® Printer (only Multi 9310P IDS) inoLab Multi 9310 IDS 13.2 Operation / printing Data are only output to the printer if the following requirements are met Data are transmitted manually or automatically (see section 12 T RANSMIT , page 90) TING DATA ...
® inoLab Multi 9310 IDS Printer (only Multi 9310P IDS) Use original WTW rolls of paper only. You will find information on this in the WTW catalog L ABORATORY or on the Internet. IELD NFORMATION The thermal paper will remain legible for at least 7 years if stored appropriately.
® Maintenance, cleaning, disposal inoLab Multi 9310 IDS Maintenance, cleaning, disposal 14.1 Maintenance 14.1.1 General maintenance activities The only maintenance activity required is replacing the batteries. See the relevant operating manuals of the IDS sensors for instruc- tions on maintenance. 14.1.2 Replacing the batteries You can operate the meter either with normal batteries or with rechargeable batteries (Ni-MH).
® inoLab Multi 9310 IDS Maintenance, cleaning, disposal Set the date and time (see section 4.5.5 E XAMPLE ON NAVIGATION ETTING THE , page 25). DATE AND TIME Dispose of used batteries according to the local regulations of your country. End users within the European Union are obligated to return used batteries (even ecologically compatible ones) to a collection point set up for...
® What to do if... inoLab Multi 9310 IDS What to do if... 15.1 pH More information and instructions on cleaning and exchange of sensors are given in the documentation of your sensor. Error message The measured value is outside the measuring range. OFL, UFL Cause Remedy...
® inoLab Multi 9310 IDS What to do if... No stable measured Cause Remedy value IDS pH sensor: – Junction contaminated – Clean junction – Membrane contaminated – Clean membrane Test sample: – pH value not stable – Measure with air excluded if neces- sary –...
® What to do if... inoLab Multi 9310 IDS Error message, Cause Remedy Error – Sensor contaminated – Clean the sensor – Measured temperature value – Keep to the temperature range for outside the operating conditions the test sample (display of OFL/UFL instead of a temperature value) –...
® inoLab Multi 9310 IDS What to do if... Cause Remedy – Incorrect calibration,e.g.: – Check the calibration – Unsuitable calibration stan- dard solutions (e.g. too old) – Unsuitable calibration envi- ronment (e.g. gas bubbles, reflection, light) – Minimum depth of immersion not –...
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® What to do if... inoLab Multi 9310 IDS Display Cause Remedy – Batteries almost empty – Replace the batteries (see section 14.1 M , page 96) AINTENANCE Meter does not react Cause Remedy to keystroke – Operating condition undefined –...
® inoLab Multi 9310 IDS Technical data Technical data 16.1 Measuring ranges, resolution, accuracy Measuring ranges, Variable Measuring range Accuracy accuracy Air pressure (abso- 300 ... 1100 mbar ± 43 mbar lute)* Available only if a D.O. sensor is connected Further data are given in the documentation of your sensor.
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® Technical data inoLab Multi 9310 IDS Primary plugs Primary plugs contained in the scope of delivery: Euro, US, UK and Australian. The operational life is shorter is the display illumination is switched on permanently ba75937e10 08/2021...
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® inoLab Multi 9310 IDS Technical data USB interface (device) Type USB 1.1 USB-B (Device), PC Baud rate Adjustable: 1200, 2400, 4800, 9600, 19200 Baud Data bits Stop bits Parity None Handshake RTS/CTS Cable length max. 3 m (9.843 feet) Guidelines EC directive 2014/30/EC and norms used...
® Firmware update inoLab Multi 9310 IDS Firmware update 17.1 Firmware update for the meter Multi 9310 IDS You can find available firmware update files for your meter on the Internet. With the "Firmware Update " program and a PC you can update the firmware of the Multi 9310 IDS to the newest version.
® inoLab Multi 9310 IDS Firmware update 17.2 Firmware-Update for IDS Sensors With the "Firmware Update" program and a PC you can update the firmware of an IDS sensor to the newest version. You can find available firmware update files for your IDS sensor on the Internet. For updating, use cables to connect the IDS sensor to the Multi 9310 IDS, and the Multi 9310 IDS to a PC.
® Glossary inoLab Multi 9310 IDS Glossary pH/ORP Asymmetry see zero point Electromotive force of The electromotive force U of the combination electrode is the measur- an electrode able electromotive force of an electrode in a solution. It equals the sum of all the galvanic voltages of the combination electrode.
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Example: 100% means that the test sample and the ambient air have the same D.O. partial pressure – air and test sample are balanced. ® OxiCal WTW name for a procedure to calibrate D.O. measuring systems in water vapor saturated air. Salinity The absolute salinity S of seawater corresponds to the relationship of the mass of dissolved salts to the mass of the solution (in g/Kg).
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® Glossary inoLab Multi 9310 IDS General topics Adjusting To manipulate a measuring system so that the relevant value (e. g. the displayed value) differs as little as possible from the correct value or a value that is regarded as correct, or that the difference remains within the tolerance.
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