wtw inoLab Multi 9620 IDS Operating Manual
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wtw inoLab Multi 9620 IDS Operating Manual

Digital meter for ids sensors
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OPERATING MANUAL
ba77173e04 12/2017
®
inoLab
Multi 9620 IDS
DIGITAL METER FOR IDS SENSORS

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Summary of Contents for wtw inoLab Multi 9620 IDS

  • Page 1 OPERATING MANUAL ba77173e04 12/2017 ® inoLab Multi 9620 IDS DIGITAL METER FOR IDS SENSORS...
  • Page 2 ® inoLab Multi 9620 IDS © Copyright 2017 Xylem Analytics Germany GmbH Printed in Germany. ba77173e04 12/2017...

  • Page 3: Table Of Contents

    ® inoLab Multi 9620 IDS Contents Contents Overview ......... . 7 Multi 9620 IDS .
  • Page 4 ® Contents inoLab Multi 9620 IDS 4.5.5 Example 2 on navigation: Setting the date and time . . . 25 pH value......... . 27 Measuring .
  • Page 5 ® inoLab Multi 9620 IDS Contents 8.3.1 Why calibrate? ....... . 75 8.3.2 When to calibrate? .
  • Page 6 ® Contents inoLab Multi 9620 IDS 12 Data storage ........112 12.1 Manual storage .

  • Page 7: Overview

    ® inoLab Multi 9620 IDS Overview Overview Multi 9620 IDS The Multi 9620 IDS meter enables you to perform measurements (pH, U, ISE, conductivity, and dissolved oxygen, Turbidity) quickly and reliably. The Multi 9620 IDS provides the maximum degree of operating comfort, reli- ability and measuring certainty for all applications.

  • Page 8: Wireless Operation Of Ids Sensors

    ® Overview inoLab Multi 9620 IDS  facilitate to assign a sensor to a measured parameter with differently colored couplings  have quick-lock couplings with which to fix the sensors to the meter. Information on available IDS sensors is given on the Internet. Sensor data from IDS sensors transmit the following sensor data to the meter: IDS sensors...

  • Page 9: Automatic Sensor Recognition

    ® inoLab Multi 9620 IDS Overview ADA 96/IDS DIN / BNC ADA S7/IDS (pH / U / ISE) (pH / U) The socket field of the The IDS adapter enables to operate Multi 9620 IDS has a recess where an analog sensor with S7 plug-in the IDS adapter (ADA 96/IDS DIN connector on any digital input.

  • Page 10: Safety

    ® Safety inoLab Multi 9620 IDS 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.

  • Page 11: Requirements For Safe Operation

    ® inoLab Multi 9620 IDS Safety 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 ECHNICAL DATA 132). Any other use is considered unauthorized. 2.2.2 Requirements for safe operation Note the following points for safe operation: •...

  • Page 12: Commissioning

    ® Commissioning inoLab Multi 9620 IDS Commissioning Scope of delivery  MeterMulti 9620 IDS  USB cable (A plug on mini B plug)  Power pack  Stand with stand base  Short instructions  Comprehensive operating manual (4 languages) ...

  • Page 13: Connecting The Power Pack

    ® inoLab Multi 9620 IDS Commissioning 3.3.1 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 132). ENERAL DATA CAUTION Use original power packs only (see section 16.2 G ENERAL DATA page 132).

  • Page 14: Operation

    ® Operation inoLab Multi 9620 IDS Operation General operating principles 4.1.1 Keypad In this operating manual, keys are indicated by brackets <..> . The key symbol (e.g. <ENTER>) generally indicates a short keystroke (press and release) in this operating manual. A long keystroke (press and keep depressed for approx.

  • Page 15: Display

    ® inoLab Multi 9620 IDS Operation 4.1.2 Display Example (pH): AutoCal TEC HOLD AR 01.09.2017 08:00 Info 1 Status information (meter) 2 Status information (sensor) 3 Measured value 4 Measured parameter 5 Continuous measurement control (CMC function) 6 Channel display: Plug position of the sensor 7 Sensor symbol (calibration evaluation, calibration interval) 8 Measured temperature (with unit) 9 Softkeys and date + time...

  • Page 16: Connectors

    CAUTION Only connect sensors to the meter that cannot return any volt- ages or currents that are not allowed (> SELV and > current cir- cuit with current limiting). WTW IDS sensors and IDS adapters meet these requirements. ba77173e04 12/2017...

  • Page 17: Channel Display

    ® inoLab Multi 9620 IDS Operation 4.1.5 Channel display The Multi 9620 IDS manages the connected sensors and displays which sen- sor is plugged to which connection. 01.09.2017 08:00 Info 1 Channel display: Display of the plug position for the relevant param- eter The red bar indicates for each connected sensor to which plug posi- tion (channel) of the meter it is connected.

  • Page 18: Display Of Several Sensors In The Measuring Mode

    ® Operation inoLab Multi 9620 IDS SenTix 940 B092500013 More 01.09.2017 08:00 Display further sensor data (settings) with [More]. SenTix 940 B092500013 Man. temperature: 25 °C pH resolution 0.001 mV resolution Buffer Calibration interval Unit for slope mV/pH QSC: Software version 1.00 01.09.2017 08:00 4.1.7 Display of several sensors in the measuring mode...

  • Page 19: Switching On The Meter

    ® inoLab Multi 9620 IDS Operation Switching on the meter Switch the meter on with <On/Off>. The meter performs a self-test. Connect the sensor. The meter is ready to measure. 01.09.2017 08:00 Info If the user administration function is activated, the Login dialog appears after the meter is switched on (see section 4.4 L OGIN WITH , page 19).
  • Page 20 ® Operation inoLab Multi 9620 IDS Login User name Admin Password #### Change password 01.09.2017 08:00 Using <><>, select the menu item, User name and confirm with <ENTER>. The user name is highlighted. Using <><>, select a user name and confirm with <ENTER>. The login is done immediately if no password is required.

  • Page 21: Navigation

    ® inoLab Multi 9620 IDS Operation In the Password field, enter the old password with <><> and <><>and confirm it with <ENTER>. In the New password field, enter the new password with <><> and <><>and confirm it with <ENTER>. The password is changed. The login takes place.
  • Page 22 ® Operation inoLab Multi 9620 IDS The selection is done with the <><> keys. The current selection is dis- played with a frame.  Submenus The name of the submenu is displayed at the upper edge of the frame. Sub- menus are opened by confirming with <ENTER>.

  • Page 23: Navigation Example 1:Setting The Language

    ® inoLab Multi 9620 IDS Operation  Messages Information is marked by the [ ] symbol. It cannot be selected. Example: Calibration record Calibration data storage Buffer: Single-point calibration: Calibration interval: Unit for slope: mV/pH ] 2.00 4.01 7.00 10.01 01.09.2017 08:00 4.5.4 Navigation example 1:Setting the language Press the <On/Off>...
  • Page 24 ® Operation inoLab Multi 9620 IDS Select the System submenu with <><>. The current selection is displayed with a frame. Open the System submenu with <ENTER>. System General Interface Clock function Service information Reset 01.09.2017 08:00 Select the General submenu with <><>. The current selection is displayed with a frame.

  • Page 25: Example 2 On Navigation: Setting The Date And Time

    ® inoLab Multi 9620 IDS Operation Confirm the setting with <ENTER>. The meter switches to the measuring mode. The selected language is active. 4.5.5 Example 2 on navigation: Setting the date and time The meter has a clock with a date function. The date and time are indicated in the status line of the measured value display.
  • Page 26 ® Operation inoLab Multi 9620 IDS Change and confirm the setting with <><> and <ENTER>. The seconds are highlighted. Change and confirm the setting with <><> and <ENTER>. The time is set. If necessary, set the Date and Date format. The setting is made simi- larly to that of the time.

  • Page 27: Ph Value

    ® inoLab Multi 9620 IDS pH value pH value Measuring 5.1.1 Measuring the pH value The sensor connection and the USB-B (USB Device) interface are galvanically insulated. This facilitates interference-free measure- ments also in the following cases:  Measurement in grounded test samples ...

  • Page 28: Measuring The Temperature

    ® pH value inoLab Multi 9620 IDS You can terminate the Stability control function and the HOLD func- tion with <AR> or <M> at any time. Using <ENTER>, activate the Stability control function manually. The [AR] status indicator appears while the measured value is assessed as not stable.

  • Page 29: Ph Calibration

    ® inoLab Multi 9620 IDS pH value The display of the temperature indicates the active temperature measuring mode: Temperature Resolution of the Temp. measurement sensor temp. display 0.1 °C Automatic with temperature sensor 1 °C Manual pH calibration 5.2.1 Why calibrate? pH electrodes age.
  • Page 30 ® pH value inoLab Multi 9620 IDS 01.09.2017 08:00 Thoroughly rinse the sensor with deionized water. Immerse the sensor in the first buffer solution. For measurements without temperature sensor (e.g. when using an IDS adapter Enter the temperature of the buffer with <><>. Start the measurement with <ENTER>.
  • Page 31 ® inoLab Multi 9620 IDS pH value Immerse the pH sensor in buffer solution 2. When measuring without temperature sensor: Enter the temperature of the buffer with <><>. Start the measurement with <ENTER>. The measured value is checked for stability (stability control). The [AR] status indicator is displayed.

  • Page 32: Carrying Out A Manual Calibration (Concal)

    ® pH value inoLab Multi 9620 IDS 4.010 01.09.2017 08:00 Wait for the measurement with stability control to be completed or termi- nate the stability control and take over the calibration value with <ENTER>. The calibration display for the next buffer appears (voltage display). If necessary, use <M>...
  • Page 33 ® inoLab Multi 9620 IDS pH value ConCal 01.09.2017 08:00 Thoroughly rinse the sensor with deionized water. Immerse the pH sensor in buffer solution 1. For measurements without temperature sensor (e.g. when using an IDS adapter Enter the temperature of the buffer with <><>. Start the measurement with <ENTER>.
  • Page 34 ® pH value inoLab Multi 9620 IDS Set the nominal buffer value for the measured temperature with <><>. Accept the calibration value with <ENTER>. The calibration display for the next buffer appears (voltage display). If necessary, finish the calibration procedure as a single-point calibration with <M>.

  • Page 35: Calibration Points

    ® inoLab Multi 9620 IDS pH value 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: Enter the temperature of the buffer with <><>. Start the measurement with <ENTER>.

  • Page 36: Calibration Data

    ® pH value inoLab Multi 9620 IDS Calibration Determined val- Displayed calibration data 1-point  Zero point = Asy  Slope = Nernst slope (-59.2 mV/pH at 25 °C) 2-point  Zero point = Asy Slp.  Slope = Slp. 3-point to 5- ...
  • Page 37 ® inoLab Multi 9620 IDS pH value Menu item Setting/ Explanation function Calibration / Displays the calibration records. Calibration data stor- Further options: age / Display  Scroll through the calibration records with <><>.  Using <PRT>, output the dis- played calibration record to the interface USB-B (USB Device, e.g.

  • Page 38: Continuous Measurement Control (Cmc Function)

    ® pH value inoLab Multi 9620 IDS Display Calibration Zero point Slope [mV/pH] record [mV] -30 ... <-25 -62.0 ... <-61.0 ->+25 ... +30 >-56.0 ... -50.0 Clean the IDS sensor according to the sensor operating manual Error Error <-30 <-62.0 >+30 >...
  • Page 39 ® inoLab Multi 9620 IDS pH value The following information is displayed: Info 01.09.2017 08:00 1 Currently measured pH value (needle) 2 Marking lines for all nominal buffer values used with the last valid cali- bration 3 Measuring range for which a valid calibration is available. Measured values in this range are suitable for documentation.

  • Page 40: Qsc Function (Sensor Quality Control)

    ® pH value inoLab Multi 9620 IDS 5.2.8 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.
  • Page 41 ® inoLab Multi 9620 IDS pH value To meet the high requirements of a QSC initial calibration, the QSC initial cali- bration should optimally be carried out with the initial commissioning of the sensor. Carry out the normal calibrations for your special measuring range with your usual standard solutions as previously done.
  • Page 42 ® pH value inoLab Multi 9620 IDS brations. In the measured value display, the QSC scale of the QSC function is always displayed. A double arrow on the QSC scale indicates the current sen- sor evaluation. Info 01.09.2017 08:00 1 QSC scale The double arrow on the QSC scale indicates the current sensor eval- uation Carrying out a QSC...

  • Page 43: Orp

    ® inoLab Multi 9620 IDS Measuring 6.1.1 Measuring the ORP The sensor connection and the USB-B (USB Device) interface are galvanically insulated. This facilitates interference-free measure- ments also in the following cases:  Measurement in grounded test samples  Measurement with several sensors connected to one Multi 9620 IDS in one test sample IDS ORP sensors are not calibrated.

  • Page 44: Measuring The Relative Orp

    ® inoLab Multi 9620 IDS Freeze the measured value with <AR>. The [HOLD] status indicator is displayed. The HOLD function is active. You can terminate the Stability control function and the HOLD func- tion with <AR> or <M> at any time. Using <ENTER>, activate the Stability control function manually.
  • Page 45 ® inoLab Multi 9620 IDS ORP electrodes can be used to determine the relative ORP. Connect the ORP electrode to the meter. Prepare the reference solution for the determination of the reference point. Select the ΔU (mV display with <M>. Immerse the ORP electrode in the reference solution.

  • Page 46: Measuring The Temperature

    ® inoLab Multi 9620 IDS 6.1.3 Measuring the temperature For reproducible ORP measurements, it is essential to measure the tempera- ture of the test sample. When operating a sensor without integrated temperature sensor, you first have to measure and enter the temperature of the sample. The measuring instrument recognizes whether a suitable sensor is connected and automatically switches on the temperature measurement.

  • Page 47: Ion Concentration

    ® inoLab Multi 9620 IDS Ion concentration Ion concentration Measuring 7.1.1 Measuring the ion concentration The sensor connection and the USB-B (USB Device) interface are galvanically insulated. This facilitates interference-free measure- ments also in the following cases:  Measurement in grounded test samples ...
  • Page 48 ® Ion concentration inoLab Multi 9620 IDS 01.09.2017 08:00 Stability control The stability control function (AutoRead) continually checks the stability of the (AutoRead) measurement signal. The stability has a considerable impact on the reproduc- & HOLD function ibility of measured values. The measured parameter flashes on the display ...

  • Page 49: Measuring The Temperature

    ® inoLab Multi 9620 IDS Ion concentration Using <ENTER>, start a further measurement with stability control. Release the frozen measured value again with <AR> or <M>. The [AR] status display disappears. The display switches back to the previous indication. Criteria The AutoRead criteria affect the reproducibility of the measured values.

  • Page 50: Calibration

    ® Ion concentration inoLab Multi 9620 IDS Calibration 7.2.1 Why calibrate? Ion-selective electrodes age and are temperature-dependent. This changes the slope. As a result, an inexact measured value is displayed. Calibration determines the calibration line of the electrode and stores this value in the meter.
  • Page 51 ® inoLab Multi 9620 IDS Ion concentration Thoroughly rinse the electrode with distilled water. Immerse the electrode in standard solution 1. When calibrating without temperature sensor:  Measure the temperature of the standard solution using a thermom- eter.  Use <F4>/[ ⇅ ] to select the setting of the temperature. ...
  • Page 52 ® Ion concentration inoLab Multi 9620 IDS When calibrating without temperature sensor:  Measure the temperature of the standard solution using a thermom- eter.  Use <F4>/[ ⇅ ] to select the setting of the temperature.  Use <> <> to set the temperature. ...

  • Page 53: Calibration Standards

    ® inoLab Multi 9620 IDS Ion concentration 7.2.4 Calibration standards Use two to seven different standard solutions. The standard solutions have to be selected in either increasing or decreasing order. Select the unit of the standard solution and measurement result in the ISE setup/Unit menu.
  • Page 54 ® Ion concentration inoLab Multi 9620 IDS Menu item Setting/ Explanation function Calibration / Displays the calibration records. Calibration data stor- Further options: age / Display  Scroll through the calibration records with <><>.  Using <PRT>, output the dis- played calibration record to the interface USB-B (USB Device, e.g.
  • Page 55 ® inoLab Multi 9620 IDS Ion concentration Calibration record Multi 9620 IDS (example) Ser. no. 12345678 CALIBRATIONISE 01.09.2017 08:09:10 Sensor Ser. no. 12345678 Standard 1 0.010 mg/l Standard 2 0.020 mg/l Voltage 1 358.1 mV Voltage 2 374.4 mV Temperatur 1 25.0 øC Temperatur 2 25.0 øC...

  • Page 56: Selecting The Measuring Method

    ® Ion concentration inoLab Multi 9620 IDS Selecting the measuring method The following methods are supported:  Standard addition  Standard subtraction  Sample addition  Sample subtraction  Blank value addition Connect the ISE electrode to the meter. The pH/ISE measuring window is displayed. If necessary, select the ISE display with <M>.

  • Page 57: Standard Addition

    ® inoLab Multi 9620 IDS Ion concentration 7.3.1 Standard addition In the "Standard addition" procedure, a known amount of standard solution is added to the sample. The ion concentration in the sample is calculated from the change in potential. Select the measuring method (see section 7.3 S ELECTING THE MEASUR , page 56).
  • Page 58 ® Ion concentration inoLab Multi 9620 IDS Select Continue with <> <> and start the measurement with <ENTER>. When the measurement is finished an entry window appears. Standard addition Add standard! Std. volume 1.0 ml Std. conc. 1.0 mg/l Continue 01.09.2017 08:00 Add the standard solution to the sample.

  • Page 59: Standard Subtraction

    ® inoLab Multi 9620 IDS Ion concentration 7.3.2 Standard subtraction In the "Standard Subtraction" procedure, a known amount of standard solution is added to the sample (as complexing agent or precipitating agent) and, thus, the ion concentration lowered. The ion concentration in the sample is calculated from the change in potential. Select the measuring method (see section 7.3 S ELECTING THE MEASUR , page 56).
  • Page 60 ® Ion concentration inoLab Multi 9620 IDS Immerse the electrode in the sample. Using <> <> and <ENTER>, select the values for the volume of the sample (Sample volume) and the volume of the ISA/TISAB solution (ISA/TISAB vol.). Select Continue with <> <> and start the measurement with <ENTER>.
  • Page 61 ® inoLab Multi 9620 IDS Ion concentration Terminate the measuring method with <M>. A safety query appears. Select yes with <> <>. Using <ENTER>, confirm yes. Measurement with the selected method is completed. ba77173e04 12/2017...

  • Page 62: Sample Addition

    ® Ion concentration inoLab Multi 9620 IDS 7.3.3 Sample addition In the "Sample addition" procedure, a known amount of sample is added to the standard solution. The ion concentration in the sample is calculated from the change in potential. Select the measuring method (see section 7.3 S ELECTING THE MEASUR , page 56).
  • Page 63 ® inoLab Multi 9620 IDS Ion concentration Using <> <> and <ENTER>, enter the values for the volume of the standard solution (Std. volume), the concentration of the standard solu- tion (Std. conc.) and the volume of the ISA/TISAB solution (ISA/TISAB vol.).

  • Page 64: Sample Subtraction

    ® Ion concentration inoLab Multi 9620 IDS 7.3.4 Sample subtraction With the Sample subtraction procedure, a known amount of sample is added to the standard solution (complexing agent or precipitating agent). The ion concentration in the sample is calculated from the change in potential. The sample subtraction is one method for the indirect determination of ions.
  • Page 65 ® inoLab Multi 9620 IDS Ion concentration Measurement Start the measurement with <F1> Continue An entry window appears. Sample subtraction Immerse sensor in stan- dard Std. volume 100.0 ml Std. conc. 1.0 mg/l ISA/TISAB vol. 1.0 ml Continue 01.09.2017 08:00 Prepare the standard solution.
  • Page 66 ® Ion concentration inoLab Multi 9620 IDS Sample subtraction 01.09.2017 08:00 If necessary, start measuring further samples with <ENTER>. Repeat steps 8 - 16 for all samples. Terminate the measuring method with <M>. A safety query appears. Select yes with <> <>. Using <ENTER>, confirm yes.

  • Page 67: Standard Addition With Blank Value Correction (Blank Value Addition)

    ® inoLab Multi 9620 IDS Ion concentration 7.3.5 Standard addition with blank value correction (Blank value addition) In the "Standard addition with blank value correction" procedure, a known amount of standard solution is added to the sample in two steps. The ion concentration in the linear range of the electrode characteristic curve is increased with the first addition.
  • Page 68 ® Ion concentration inoLab Multi 9620 IDS Immerse the electrode in the sample that was supplemented with blank value solution. Using <> <> and <ENTER>, enter the values for the volume of the sample (Sample volume), the volume of the ISA/TISAB solution (ISA/ TISAB vol.), the volume of the blank value solution (BV volume) and the concentration of the blank value solution (BV conc.).
  • Page 69 ® inoLab Multi 9620 IDS Ion concentration ba77173e04 12/2017...

  • Page 70: Dissolved Oxygen

    ® Dissolved oxygen inoLab Multi 9620 IDS Dissolved oxygen Measuring 8.1.1 Measuring D.O. The sensor connection and the USB-B (USB Device) interface are galvanically insulated. This facilitates interference-free measure- ments also in the following cases:  Measurement in grounded test samples ...
  • Page 71 ® inoLab Multi 9620 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 11.4.1 S D.O.

  • Page 72: Measuring The Temperature

    ® Dissolved oxygen inoLab Multi 9620 IDS You can prematurely terminate the Stability control function manu- ally with <ENTER> at any time. If the Stability control function is prematurely terminated, the current measurement data are output to the interfaces USB-B (USB Device, e.g. PC) and USB-A (USB Host, e.g.

  • Page 73: Fdo ® Check (Checking The Fdo 925)

    ® inoLab Multi 9620 IDS Dissolved oxygen ® Check (checking the FDO 925) 8.2.1 Why should you check the sensor? ® With the FDO Check procedure you can find out in a simple manner whether ® the FDO 925 D.O. sensor should be cleaned or calibrated. 8.2.2 When should you check the sensor? Checking can be useful in the following cases: ...

  • Page 74: Evaluation

    ® Dissolved oxygen inoLab Multi 9620 IDS 01.09.2017 08:00 Start the measurement with <ENTER>. The measured value is checked for stability (stability control). The [AR] status indicator is displayed. The measured parameter flashes. Wait for the end of the AutoRead measurement ([HOLD][AR]) status indi- cator or take over the measured value with <ENTER>.

  • Page 75: Calibration

    ® inoLab Multi 9620 IDS Dissolved oxygen Calibration 8.3.1 Why calibrate? D.O. sensors age. This changes the slope of the D.O. sensor. Calibration deter- mines the current slope of the sensor and stores this value in the instrument. ® The FDO 925 D.O.

  • Page 76: Calibration Via A Comparison Meas

    ® Dissolved oxygen inoLab Multi 9620 IDS Start the calibration with <CAL>. The last calibration data (relative slope) is displayed. 01.09.2017 08:00 Start the measurement with <ENTER>. The measured value is checked for stability (stability control). The [AR] status indicator is displayed. The measured parameter flashes. Wait for the end of the AutoRead measurement.

  • Page 77: Calibration Data

    ® inoLab Multi 9620 IDS Dissolved oxygen 01.09.2017 08:00 Start the measurement with <ENTER>. The measured value is checked for stability (stability control). The [AR] status indicator is displayed. The measured parameter flashes. Wait for the end of the AutoRead measurement. The factor that was set last is displayed.
  • Page 78 ® Dissolved oxygen inoLab Multi 9620 IDS Displaying the cali- The calibration record of the last calibration is available in the menu Calibration bration record / Calibration record. To open it in the measured value display, press the <CAL_> key. The calibration records of the last 10 calibrations are available in the menu Cali- bration / Calibration data storage / Display.
  • Page 79 ® inoLab Multi 9620 IDS Dissolved oxygen Calibration Display Calibration record Relative slope evaluation S = 0.94 ... 1.06 ® S = 0.92 ... 0.94 S = 1.06 ... 1.08 S = 0.90 ... 0.92 S = 1.08 ... 1.10 Error Error S <...

  • Page 80: Conductivity

    ® Conductivity inoLab Multi 9620 IDS Conductivity Measuring 9.1.1 Measuring the conductivity The sensor connection and the USB-B (USB Device) interface are galvanically insulated. This facilitates interference-free measure- ments also in the following cases:  Measurement in grounded test samples ...
  • Page 81 ® inoLab Multi 9620 IDS Conductivity You can start the Stability control manually at any time, irrespective of the set- ting for automatic Stability control (see section 11.7.3 A UTOMATIC TABILITY , page 107) in the System menu. CONTROL Freeze the measured value with <AR>. The [HOLD] status indicator is displayed.

  • Page 82: Measuring The Temperature

    ® Conductivity inoLab Multi 9620 IDS 9.1.2 Measuring the temperature For reproducible conductivity measurements, it is essential to measure the temperature of the test sample. IDS sensors measure the temperature with a temperature sensor integrated in the IDS sensor. Temperature compensation The calculation of the temperature compensation is based on the preset refer- ence temperature, 20 °C or 25 °C.

  • Page 83: When To Calibrate

    ® inoLab Multi 9620 IDS Conductivity 9.3.2 When to calibrate?  After connecting a sensor  Routinely within the framework of the company quality assurance  When the cleaning interval has expired 9.3.3 Determining the cell constant (calibration in control standard) You can determine the actual cell constant of the IDS conductivity sensor by calibrating with the control standard in the following range: ...

  • Page 84: Calibration Data

    ® Conductivity inoLab Multi 9620 IDS 9.3.4 Calibration data The calibration record is automatically transmitted to the interface after calibrating. The calibration data can be displayed and then output to the interface. Displaying the cali- The calibration record of the last calibration is available in the menu Calibration bration record / Calibration record.
  • Page 85 ® inoLab Multi 9620 IDS Conductivity Calibration evalua- After calibration, the meter automatically evaluates the current status of the cal- tion ibration. The evaluation appears on the display and in the calibration record. Display Calibration record Cell constant [cm Within the range 0.450 ...

  • Page 86: Turbidity Measurement (Visoturb ® 900-P)

    ® ® Turbidity measurement (VisoTurb 900-P) inoLab Multi 9620 IDS ® Turbidity measurement (VisoTurb 900-P) 10.1 Measuring 10.1.1 Measuring the turbidity The sensor connection and the USB-B (USB Device) interface are galvanically insulated. This facilitates interference-free measure- ments also in the following cases: ...
  • Page 87 ® ® inoLab Multi 9620 IDS Turbidity measurement (VisoTurb 900-P) Info 30.09.2012 08:00 Selecting the You can switch between the following displays with <M>: 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.

  • Page 88: Calibration

    ® ® Turbidity measurement (VisoTurb 900-P) inoLab Multi 9620 IDS You can prematurely terminate the Stability control function manually with <ENTER> at any time. If the Stability control function is prematurely terminated, the current measure- ment data are output to the interface without the AutoRead info.

  • Page 89: Carry Out Calibration

    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.
  • Page 90 ® ® Turbidity measurement (VisoTurb 900-P) inoLab Multi 9620 IDS 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. Use <>...

  • Page 91: Calibration Data

    ® ® inoLab Multi 9620 IDS Turbidity measurement (VisoTurb 900-P) 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. The new calibration three-point calibra- values are displayed after the last calibration step was completed.
  • Page 92 ® ® Turbidity measurement (VisoTurb 900-P) inoLab Multi 9620 IDS Display Calibration record Explanation Optimum calibration Good calibration Calibration record Multi 9620 IDS (USB output) Ser. no. 12345678 CALIBRATION TRB: VisoTurb 900-P Ser. no. 14E999003 18.09.2014 08:09:10 0.0 FNU 124.0 FNU Sensor _____________________________________ ba77173e04...

  • Page 93: Settings

    ® inoLab Multi 9620 IDS Settings Settings 11.1 pH measurement settings 11.1.1 Settings for pH measurements 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- sured parameter in the measured value display and press the <ENTER>...
  • Page 94 ® Settings inoLab Multi 9620 IDS Menu item Possible Explanation setting Takes over the temperature value from an IDS sensor. Alternative tempera- ture This menu item is only available if an IDS adapter and an IDS sensor with integrated temperature sensor are con- nected.

  • Page 95: Buffer Sets For Calibration

    ConCal NIST/DIN 1.679 25 °C DIN buffers according to DIN 19266 4.006 and NIST Traceable Buffers 6.865 9.180 12.454 2.000 25 °C WTW Technical buffers 4.010 7.000 10.011 Merck 1* 4.000 20°C 7.000 9.000 Merck 2 * 1.000 20°C 6.000 8.000...
  • Page 96 ® Settings inoLab Multi 9620 IDS Buffer set * pH values DIN 19267 1.090 25 °C 4.650 6.790 9.230 Mettler Toledo USA * 1.679 25 °C 4.003 7.002 10.013 Mettler Toledo EU * 1.995 25 °C 4.005 7.002 9.208 Fisher * 2.007 25 °C 4.002...

  • Page 97: Calibration Interval

    ® inoLab Multi 9620 IDS Settings Buffer set * pH values Reagecon 20 * 2.000 20°C 4.000 7.000 10.000 13.000 Reagecon 25 * 2.000 25 °C 4.000 7.000 10.000 13.000 Chemsolute * 2.000 20°C 4.000 7.000 10.000 USABlueBook * 4.000 25 °C 7.000 10.000...

  • Page 98: Orp Measurement Settings

    ® Settings inoLab Multi 9620 IDS You can change the interval (1 ... 999 days): Open the menu for measurement settings with <ENTER>. In the Calibration / Calibration interval menu, set the calibration interval with <><>. Confirm the setting with <ENTER>. Quit the menu with <M>.
  • Page 99 ® inoLab Multi 9620 IDS Settings Menu item Possible setting Explanation Man. temperature -25 ... +25 ... +130 °C Entry of the manually deter- mined temperature. For mea- surements without temperature sensor only. Takes over the temperature Alternative tempera- value from an IDS sensor. ture This menu item is only avail- able if an IDS adapter and an...
  • Page 100 ® Settings inoLab Multi 9620 IDS ba77173e04 12/2017...

  • Page 101: Measurement Settings

    ® inoLab Multi 9620 IDS Settings 11.4 D.O. measurement settings 11.4.1 Settings for D.O. measurement The settings are available in the menu for measurement and calibration set- tings. To open the settings, display the required measured parameter in the measured value display and press the <ENTER> key. After completing the set- tings, switch to the measured value display with <M>.

  • Page 102: Cond Measurement Settings

    ® Settings inoLab Multi 9620 IDS Menu item Possible Explanation setting Salinity/Sal correction Manual salt content correction for con- (only for parameter centration measurements. mg/l) Salinity/Salinity 0.0 ... 70.0 Salinity or salinity equivalent for the salt (only for parameter content correction. mg/l) This menu item is only available if the automatic salt content correction is...
  • Page 103 ® inoLab Multi 9620 IDS Settings Menu item Possible Explanation setting Calibration / Displays the last calibration records Calibration data stor- (max. 10) age / Display Calibration / Outputs the stored calibration data to Calibration data stor- the USB-A interface (USB Host, e.g. age / Output to USB USB memory device/USB printer).

  • Page 104: Turb Measurement Settings

    ® Settings inoLab Multi 9620 IDS Menu item Possible Explanation setting Temp. comp. (TC) / 0.000 ... Coefficient of the linear temperature Linear coeff. 2.000 ... compensation. 3.000 %/K This menu item is only available when the linear temperature compensation is set.

  • Page 105: Sensor-Independent Settings

    ® inoLab Multi 9620 IDS Settings tings are printed in bold. Setting menu of the Menu item Possible Explanation ® setting VisoTurb 900-P Calibration / Displays the calibration record of the Calibration record last calibration. Calibration / Displays the last calibration records Calibration data (max.
  • Page 106 ® Settings inoLab Multi 9620 IDS Menu item Setting Explanation System / General / Temperature °C Temperature unit, unit °F degrees Celsius or degrees Fahren- heit. All temperature values are displayed with the selected unit. System / General / Barometric mbar Air pressure unit pressure unit...

  • Page 107: Data Storage

    ® inoLab Multi 9620 IDS Settings 11.7.2 Data storage This menu contains all functions to display, edit and erase stored measured values. Detailed information on the memory functions of the Multi 9620 IDS are given in section 12 D , page 112. ATA STORAGE 11.7.3 Automatic Stability control The automatic Stability control (AutoRead) function continuously checks the...

  • Page 108: Reset

    ® Settings inoLab Multi 9620 IDS 11.8 Reset You can reset (initialize) all sensor settings and sensor-independent settings separately from each other. 11.8.1 Resetting the measurement settings The calibration data are reset to the default settings together with the measuring parameters. Recalibrate after performing a reset. The following settings for pH measurements are reset to the default settings with the Reset function: Setting...
  • Page 109 ® inoLab Multi 9620 IDS Settings The following settings for ISE measurements are reset to the default settings with the Reset function: Setting Default settings AutoRead criterion high Ion type Unit mg/l Man. temperature 25 °C Alternative temperature Method Standard addition The sensor settings are reset under the Reset menu item in the menu for cali- bration and measurement settings.
  • Page 110 ® Settings inoLab Multi 9620 IDS Conductivity The following settings for conductivity measurements are reset to the default settings with the Reset function: Setting Default settings Calibration interval 150 d ϰ Measured parameter Cell constant (c) Depending on the connected measur- ing cell: 0.475 cm (calibrated)

  • Page 111: Resetting The System Settings

    ® inoLab Multi 9620 IDS Settings 11.8.2 Resetting the system settings The following system settings can be reset to the default status: Setting Default settings Language English Audio signal Baud rate 4800 Baud Output format ASCII Decimal separator Dot (xx.x) Brightness Temperature unit °C...

  • Page 112: Data Storage

    ® Data storage inoLab Multi 9620 IDS Data storage You can transmit measured values (datasets) to the data storage:  Manual data storage (see section 12.1 M , page 112) ANUAL STORAGE  Automatic data storage at intervals (see section 12.2 A UTOMATIC DATA STOR , page 112) AGE AT INTERVALS...
  • Page 113 ® inoLab Multi 9620 IDS Data storage Automatic data storage ID number Interval 30 s Duration 180 min Continue 0d03h00min 1d17h33min 01.09.2017 08:00 1 Specified entire storing duration 2 Max. available storing duration 3 Graphical display of the memory usage Settings You can configure the automatic data storing function with the following settings:...
  • Page 114 ® Data storage inoLab Multi 9620 IDS Starting the auto- To start the automatic storing function, select Continue with <><> and con- matic storing func- firm with <ENTER>. The meter switches to the measured value display. tion 0d03h00min 01.09.2017 08:00 1 Remaining storing duration 2 Graphical display of the storing duration The active automatic data storing function can be recognized by the progress...

  • Page 115: Measurement Data Storage

    ® inoLab Multi 9620 IDS Data storage 12.3 Measurement data storage 12.3.1 Editing the measurement data storage The contents of the manual or automatic measurement data storage can be shown on the display. Each of the measurement data memories has a function to erase the entire contents.

  • Page 116: Erasing The Measurement Data Storage

    SenTix 940 B092500013 pH 7.000 24.8 °C AR Sensor: +++ 01.09.2017 08:00 Sample printout 01.09.2017 09:56:20 inoLab Multi 9620 IDS Ser. no. 09250023 SenTix 940 Ser. no. B092500013 ID number 2 6.012 24.8 °C, AR, Sensor: +++ ________________________________________ 01.09.2017 10:56:20 inoLab Multi 9620 IDS Ser.

  • Page 117: Memory Locations

    ® inoLab Multi 9620 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.

  • Page 118: Transmitting Data

    ® Transmitting data inoLab Multi 9620 IDS Transmitting data The meter has the following interfaces:  USB-B interface (USB Device) e.g. to connect a PC  USB-A interface (USB Host), e.g. to connect a USB flash drive/USB printer Via the USB-B interface (USB Device) you can transmit data to a PC or printer and update the meter software.
  • Page 119 ® inoLab Multi 9620 IDS Transmitting data Connecting a USB Suitable USB printers printer Model Type Paper width Citizen CT-S281 Thermal transfer printer 58 mm Seiko Instruments Inc. DPU- Thermal transfer printer 58 mm S445* Star SP700 with USB inter- Matrix printer 76 mm face**...

  • Page 120: Transmitting Data To A Pc

    ® Transmitting data inoLab Multi 9620 IDS Data Control Operation / description Calibration Manual  Displayed calibration record with records <PRT>.  All stored calibration records of a sen- sor with the function, Output to USB flash drive or printer (menu Calibration / Calibration data storage).
  • Page 121 ® inoLab Multi 9620 IDS Transmitting data Adjusting the set- Set the same transmission data at the meter and PC: tings for the data  Baud rate: to be selected in the range 1200 ... 19200 transmission  Set at the PC only: –...

  • Page 122: Multilab Importer

    ® Transmitting data inoLab Multi 9620 IDS The following rule applies: With the exception of the menus, shortly pressing the <PRT> key generally outputs the display contents to the interface (displayed measured values, measuring datasets, calibration records). If there is a USB-B connection (USB Device), e.g.

  • Page 123: Maintenance, Cleaning, Disposal

    ® inoLab Multi 9620 IDS Maintenance, cleaning, disposal Maintenance, cleaning, disposal 14.1 Maintenance 14.1.1 General maintenance activities The only maintenance activity required is exchanging the battery that buffers the system clock. See the relevant operating manuals of the IDS sensors for instruc- tions on maintenance.

  • Page 124: Cleaning

    ® Maintenance, cleaning, disposal inoLab Multi 9620 IDS Open the battery compartment (1) on the underside of the meter. Remove the battery from the battery compartment. Insert a new battery in the battery compartment. Close the battery compartment (1). Tighten the screws (2) of the lid of the battery compartment with a screwdriver.

  • Page 125: What To Do If

    ® inoLab Multi 9620 IDS What to do if... 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 Cause Remedy OFL, UFL IDS pH sensor: –...
  • Page 126 ® What to do if... inoLab Multi 9620 IDS No stable measured Cause Remedy value IDS pH sensor: – Junction contaminated – Clean the junction – Membrane contaminated – Clean membrane Test sample: – pH value not stable – Measure with air excluded if necessary –...

  • Page 127: Ise

    ® inoLab Multi 9620 IDS What to do if... 15.2 ISE Error message OFL Cause Remedy – Measuring range exceeded – Dilute test sample Obviously incorrect Cause Remedy measured values – Electrode not connected – Connect the electrode – Cable broken –...

  • Page 128: Dissolved Oxygen

    ® What to do if... inoLab Multi 9620 IDS 15.3 Dissolved oxygen More information and instructions on cleaning and exchange of sensors are given in the documentation of your sensor. Error message, Cause Remedy – Measured value outside the measur- –...

  • Page 129: Turbidity

    ® inoLab Multi 9620 IDS What to do if... 15.5 Turbidity Implausible turbidity Cause Remedy values – There are gas bubbles (e.g. air – Remove the gas bubbles, bubbles) in front of the measure- e.g. ment window by immersing the sensor at an angle –...

  • Page 130: General Topics

    ® What to do if... inoLab Multi 9620 IDS 15.6 General topics Sensor symbol Cause Remedy flashes – Calibration interval expired – Recalibrate the measuring sys- Meter does not react Cause Remedy to keystroke – Operating condition undefined or – Processor reset: EMC load unallowed Press the <ENTER>...
  • Page 131 ® inoLab Multi 9620 IDS What to do if... Data transmission to Cause Remedy USB printer does not – The USB-B interface is connected to – Disconnect the PC from the work a PC USB-B interface – Connected USB printer was not rec- –...

  • Page 132: Technical Data

    ® Technical data inoLab Multi 9620 IDS Technical data 16.1 Measuring ranges, resolution, accuracy Measuring ranges, Variable Measuring range Accuracy accuracy Air pressure (abso- 300 ... 1100 mbar ± 4 mbar lute)* *Available only if a D.O. sensor is connected Further data are given in the documentation of your sensor.
  • Page 133 ® inoLab Multi 9620 IDS Technical data Handshake RTS/CTS Cable length Max. 3 m USB interface Type USB 2.0 (USB Host) USB-A (USB Host), USB device Guidelines EC directive 2014/30/EC and norms used EN 61326-1 EN 61000-3-2 EN 61000-3-3 FCC Class A Meter safety EC directive 2014/35/EC EN 61010-1...
  • Page 134 ® Technical data inoLab Multi 9620 IDS Keypad (antibacterial) Autotype International Limited Client: Job Ref: 04I0712 Grove Road Sample Ref No.: LSN 25/71815 Wantage Date Received: Oxon 15/07/2004 OX12 7B2 Date Reported: 03/03/2005 United Kingdom CERTIFICATE OF ANALYSIS AUTOTEX AM Supplier: FILM TEST AUTOTYPE...
  • Page 135 ® inoLab Multi 9620 IDS Technical data Autotype International Limited Client: Job Ref: 05B1760 Grove Road Sample Ref No.: LSN 26/38123 Wantage Date Received: Oxon 24/10/2004 OX12 7B2 Date Reported: 21/02/2005 United Kingdom CERTIFICATE OF ANALYSIS AUTOTEX AM AGED 15 YEARS Harmonised JIS Z2801/AATCC 100 Meth.

  • Page 136: Firmware Update

    ® Firmware update inoLab Multi 9620 IDS Firmware update 17.1 Firmware update for the meter Multi 9620 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 9620 IDS to the newest version.

  • Page 137: Firmware-Update For Ids Sensors

    ® inoLab Multi 9620 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, connect the IDS sensor to the Multi 9620 IDS, and the Multi 9620 IDS to a PC.

  • Page 138: Glossary

    ® Glossary inoLab Multi 9620 IDS Glossary pH/ORP/ISE Asymmetry see zero point Junction The junction is a porous body in the housing wall of reference elec- trodes or electrolyte bridges. It arranges the electrical contact between two solutions and makes the electrolyte exchange more difficult. The expression, junction, is also used for ground or junction-less transitions.
  • Page 139 Characteristic quantity of a conductivity measuring cell, depending on the geometry. Dissolved oxygen ® 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).
  • Page 140 ® Glossary inoLab Multi 9620 IDS Calibration Comparing the value from a measuring system (e.g. the displayed value) to the correct value or a value that is regarded as correct. Often, this expression is also used when the measuring system is adjusted at the same time (see adjusting).

  • Page 141: Index

    ® inoLab Multi 9620 IDS Index Index AutoRead ....71, 80, 87 Keys ......14 ORP .
  • Page 142 ® Index inoLab Multi 9620 IDS Standard addition with blank value correction Standard subtraction ....59 Storing in memory ....112 Automatic .
  • Page 144 For more information on how Xylem can help you, go to xyleminc.com. ® Service address: Xylem Analytics Germany Sales GmbH & Co. KG Dr.-Karl-Slevogt-Str. 1 82362 Weilheim Germany Tel.: +49 881 183-325 Fax: +49 881 183-414 E-Mail wtw.rma@xyleminc.com Internet: www.WTW.com Xylem Analytics Germany GmbH Dr.-Karl-Slevogt-Str. 1 82362 Weilheim Germany...

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