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pH 3310

Operation

ba75802d06

05/2017

Example

Menu item

Setting/
function

Explanation

Calibration

Calibration data stor-
age

Display

Data storage

Calibration data stor-
age

Display

Displays the calibration record.

Further options:



Scroll through the calibration
records with







Output the displayed calibra-
tion record to the interface
with

<F2>

[USB output]



Quit the display with

<F1>

[Back]

<ENTER>



Switch directly to the mea-
sured value display with

<M>

Calibration

Calibration data stor-
age

Output to USB

Data storage

Calibration data stor-
age

Output to USB

Outputs the calibration records
to the interface.

30.03.2014 15:55
pH 3310
Ser. no. 08502113

CALIBRATION pH

AutoCal TEC
Buffer 1

4.01

Buffer 2

7.00

Buffer 3

10.01

Voltage 1

184.0 mV

Voltage 2

3.0 mV

Voltage 3

-177.0 mV

Temperatur 1

24.0 øC

Temperatur 2

24.0 øC

Temperatur 3

24.0 øC

Slope

-60.2 mV/pH

Asymmetry

4.0 mV

Sensor

+++

etc...

Summary of Contents for pH 3310

Page 1: ...OPERATING MANUAL ba75802e06 05 2017 pH 3310 pH METER ...

Page 3: ...s 15 4 2 2 Navigation 16 4 2 3 Navigation example 1 Setting the language 18 4 2 4 Example 2 on navigation Setting the date and time 20 4 3 Sensor independent settings 22 4 3 1 System 22 4 3 2 Data storage 23 4 3 3 Automatic Stability control 23 4 4 pH value ORP voltage 24 4 4 1 General information 24 4 4 2 Measuring the pH value 25 4 4 3 Measuring the ORP 26 4 4 4 Settings for pH and ORP measureme...

Page 4: ... 6 1 Options for data transmission 52 4 6 2 Connecting a PC 53 4 7 MultiLab Importer 53 4 8 Reset 54 4 8 1 Resetting the measurement settings 54 4 8 2 Resetting the system settings 55 5 Maintenance cleaning disposal 56 5 1 Maintenance 56 5 1 1 Replacing the batteries 56 5 2 Cleaning 57 5 3 Packing 57 5 4 Disposal 57 6 What to do if 58 7 Technical data 61 7 1 General data 61 7 2 Measuring ranges re...

Page 5: ...0 provides the maxi mum degree of operating comfort reliability and measuring certainty for all applications The proven calibration procedures and automatic stability control func tion AR support your work with the pH meter The USB interface can be used for data transmission to a PC and for software updates of the meter 1 Keypad 2 Display 3 Connectors 1 2 3 ...

Page 6: ...ettings F1_ Menu Opens the menu for system settings On Off Switches the meter on or off M Selects the measured parameter CAL CAL_ Calls up the calibration procedure Displays the calibration data STO Saves a measured value manually RCL Displays the manually stored measured values Increments values scrolls Decrements values scrolls ENTER ENTER_ Opens the menu for measurement settings confirms entrie...

Page 7: ...sured temperature with unit 7 Status line 8 Softkeys and date time HOLD AR 25 0 6 093 pH C 4 3 2 5 6 7 8 1 15 03 2014 10 00 Menu USB output AutoCal e g TEC Calibration with automatic buffer recognition e g with the buffer set Technical buffers ConCal Calibration with any buffers Error An error occurred during calibration LoBat Batteries are almost empty AR Stability control AutoRead is active HOLD...

Page 8: ...t return any voltages or currents that are not allowed SELV and current circuit with current limiting Almost all customary sensors fulfill these conditions 1 pH electrode 2 Reference electrode temperature sensor 3 Reference electrode temperature sensor 4 USB B device interface 5 Service interface 5 1 2 3 4 ...

Page 9: ...ience the operators will know the necessary safety precautions to take when handling chemicals Safety instructions Safety instructions in this operating manual are indicated by the warn ing symbol triangle in the left column The signal word e g Caution indicates the level of danger Warning indicates instructions that must be followed precisely in order to avoid possibly great dangers to personnel ...

Page 10: ...d secure technical condition Function and operational safety The smooth functioning and operational safety of the meter can only be guaranteed if the generally applicable safety measures and the specific safety instructions in this operating manual are followed during opera tion The smooth functioning and operational safety of the meter can only be guaranteed under the environmental conditions tha...

Page 11: ...you are in any doubt please contact the supplier of the meter Obligations of the purchaser The purchaser of this meter must ensure that the following laws and guidelines are observed when using dangerous substances EEC directives for protective labor legislation National protective labor legislation Safety regulations Safety datasheets of the chemical manufacturers Caution In addition to the safet...

Page 12: ...M with USB drivers detailed operating manual Software MultiLab Importer 3 2 Initial commissioning Perform the following activities Insert the supplied batteries Switch on the meter Set the date and time 3 2 1 Inserting the batteries 1 Unscrew the four screws 1 on the underside of the meter 2 Open the battery compartment 2 on the underside of the meter 2 1 ...

Page 13: ...he meter has an energy saving feature to avoid unnecessary battery depletion The energy saving feature switches off the meter if no key is pressed during the adjusted interval How to set the switch off interval see sec tion 4 3 1 3 2 3 Setting the date and time 3 Place four batteries type Mignon AA in the battery compart ment 4 Close the battery compartment 1 Press the On Off key The meter perform...

Page 14: ...ries see section 4 3 1 The automatic switch off function switch es off the meter if no key is pressed for an adjustable period The automatic switch off function is not active if the communication cable is connected if the Autom storage function is active or with automatic data trans mission Display illumination The meter automatically switches off the display illumination if no key is pressed for ...

Page 15: ...and section 4 2 2 4 2 1 Operating modes The instrument has the following operating modes Measuring The measurement data of the connected sensor are shown in the measured value display Calibration The course of a calibration with calibration information functions and settings is displayed Storing in memory The meter stores the measurement data manually or automatically Transmitting data The meter t...

Page 16: ...alogs in procedures contain further sub elements The selection is made with the keys The current selection is displayed with a frame Submenus The name of the submenu is displayed at the upper edge of the frame Submenus are opened by confirming with ENTER Exam ple Settings Settings are indicated by a colon The current setting is displayed on the right hand side The setting mode is opened with ENTER...

Page 17: ...gation are explained in the two following sections by reference of examples Setting the language section 4 2 3 Setting the date and time see section 4 2 4 Calibration record Calibration data storage Buffer TEC One point calibration Yes Calibration interval 7 d Unit for slope mV pH i 2 00 4 01 7 00 10 01 25 C pH 15 03 2014 08 00 Back Calibration record Calibration data storage Buffer TEC One point ...

Page 18: ...The instrument is in the measuring mode 2 Using F1_ Menu open the Storage config menu The instrument is in the setting mode 3 Select the System submenu with The current selection is displayed with a frame 4 Open the System submenu with ENTER pH 6 949 25 0 C 15 03 2014 08 00 Menu USB output System Data storage Storage config 15 03 2014 08 00 Back ...

Page 19: ...n the setting mode for the Language with ENTER 8 Select the required language with General Interface Clock Service information Reset System 15 03 2014 08 00 Back Language Deutsch Beep Off Illumination On Contrast 50 Switchoff time 1 h General 15 03 2014 08 00 Back Language Deutsch Beep Off Illumination On Contrast 50 Switchoff time 1 h General 15 03 2014 08 00 Back ...

Page 20: ...alues Therefore check the time at regular intervals Note After a fall of the supply voltage empty batteries the date and time are reset Setting the date time and date format The date format can be switched from the display of day month year dd mm yyyy to the display of month day year mm dd yyyy or mm dd yyyy 9 Confirm the setting with ENTER The meter switches to the measuring mode The selected lan...

Page 21: ...g with and ENTER The time is set 7 If necessary set the Date and Date format The setting is made similarly to that of the time 8 If necessary select and set the Date with and ENTER 9 To make further settings switch to the next higher menu level with F1 Back or Switch to the measured value display with M The instrument is in the measuring mode Date format dd mm yyyy Date 15 03 2014 Time 14 53 40 Cl...

Page 22: ...ependent system settings to the default con dition Settings To open the Storage config menu press the F1_ Menu key in the measured value display After completing the settings switch to the measured value display with M Menu item Setting Explanation System General Language Deutsch English more Selects the menu lan guage System General Beep On Off Switches on off the beep on keystroke System General...

Page 23: ...e measured parameter flashes on the display as soon as the measured value is outside the stability range when you switch over between the measured parameters with M when the automatic Stability control is switched off System Interface Output format ASCII CSV Output format for data transmission For details see section 4 6 System Interface Decimal separator Dot xx x Comma xx x Decimal separator Syst...

Page 24: ... in electrode Measurement by an external temperature sensor Manual determination and input of the temperature The measuring instrument recognizes whether a suitable sensor is connected and automatically switches on the temperature measure ment The display of the temperature indicates the active temperature mea suring mode Preparatory activities Perform the following preparatory activities when you...

Page 25: ...r automatic Stability control see page 23 in the Measure ment menu 4 Calibrate or check the meter with the electrode 1 Perform the preparatory activities according to section 4 4 1 2 Immerse the pH electrode in the test sample 3 Select the pH or mV display with M pH 6 949 25 0 C 15 03 2014 08 00 Menu USB output 1 Freeze the measured value with AR The HOLD status indicator is displayed The HOLD fun...

Page 26: ...nate the Stability control function manually with ENTER at any time If the Stability control function is prema turely terminated the current measurement data are output to the interface without the AutoRead info 3 Using ENTER start a further measurement with stability control or Release the frozen measured value again with AR or M The AR status display disappears The display switches back to the p...

Page 27: ...re ment menu 3 Select the mV display with M U 157 0 mV 24 8 C 15 03 2014 08 00 Menu USB output 1 Freeze the measured value with AR The HOLD status indicator is displayed The HOLD function is active 2 Using ENTER activate the Stability control function manu ally The AR status indicator appears while the measured value is assessed as not stable A progress bar is displayed and the display of the meas...

Page 28: ... temperature Automatic stability control Unit for slope Calibration record display 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 parameter in the measured value display and press the F1 menu or ENTER key After completing the settings switch to the 3 Using ENTER start a further measurement with...

Page 29: ...on Calibra tion interval 1 999 d Calibration interval for the pH electrode in days The meter reminds you to calibrate regularly by the flashing sensor symbol in the measuring screen Calibration Unit for slope mV pH Unit of the slope The display refers to the Nernst slope of 59 2 mV pH 100 x determined slope Nernst slope Man temperature 25 130 C Entry of the manually determined temperature Formeasu...

Page 30: ...n You can use the buffer sets quoted in the table for an automatic calibra tion The pH values are valid for the specified temperature values The temperature dependence of the pH values is taken into consideration during calibration Stability control On Off Switches on or off the automatic stability control during measurement see section 4 3 3 Reset Resets all sensor settings to the delivery condit...

Page 31: ...8 Merck 5 4 010 7 000 10 000 25 C 9 DIN 19267 1 090 4 650 6 790 9 230 25 C 10 Mettler Toledo USA 1 679 4 003 7 002 10 013 25 C 11 Mettler Toledo EU 1 995 4 005 7 002 9 208 25 C 12 Fisher 2 007 4 002 7 004 10 002 25 C 13 Fluka BS 4 006 6 984 8 957 25 C 14 Radiometer 1 678 4 005 7 000 9 180 25 C 15 Baker 4 006 6 991 10 008 25 C No Buffer set pH values at ...

Page 32: ...olutions in any order single point to five point calibration The meter determines the 16 Metrohm 3 996 7 003 8 999 25 C 17 Beckman 4 005 7 005 10 013 25 C 18 Hamilton Duracal 4 005 7 002 10 013 25 C 19 Precisa 3 996 7 003 8 999 25 C 20 Reagecon TEC 2 000 4 010 7 000 10 000 25 C 21 Reagecon 20 2 000 4 000 7 000 10 000 13 000 20 C 22 Reagecon 25 2 000 4 000 7 000 10 000 13 000 25 C 23 Chemsolute 4 0...

Page 33: ...splayed when the calibration is fin ished Display calibration data and output to interface You can have the data of the last calibration displayed see page 42 Subsequently you can transmit the displayed calibration data to the interface e g to a PC with the F2 USB output key Note The calibration record is automatically transmitted to the interface after calibrating Determined values Displayed cali...

Page 34: ...3310 Ser no 08502113 CALIBRATION pH AutoCal TEC Buffer 1 4 01 Buffer 2 7 00 Buffer 3 10 01 Voltage 1 184 0 mV Voltage 2 3 0 mV Voltage 3 177 0 mV Temperatur 1 24 0 øC Temperatur 2 24 0 øC Temperatur 3 24 0 øC Slope 60 2 mV pH Asymmetry 4 0 mV Sensor etc Display Calibration record Zero point mV Slope mV pH 15 15 60 5 58 20 20 58 57 25 25 61 60 5 or 57 56 30 30 62 61 or 56 50 Clean the electrode acc...

Page 35: ...e sensor menu Buffer menu the buffer set is cor rectly selected see page 28 Use any one to five buffer solutions of the selected buffer set in ascend ing or descending 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 Note If single point calibration was set in the men...

Page 36: ...lectrode in buffer solution 1 5 When measuring without temperature sensor Measure the temperature of the buffer manually and enter it with 6 Start the measurement with ENTER The measured value is checked for stability stability control The AR status indicator is displayed The measured parame ter flashes 7 Wait for the end of the measurement with stability control or accept the calibration value wi...

Page 37: ...ure the temperature of the buffer manually and enter it with 12 Start the measurement with ENTER The measured value is checked for stability stability control The AR status indicator is displayed The measured parame ter flashes 13 Wait for the measurement with stability control to be completed or terminate the stability control and take over the calibration value with ENTER The calibration display...

Page 38: ...y finished with the measurement of buffer solution 1 and the calibration record is displayed 17 When measuring without temperature sensor Measure the temperature of the buffer manually and enter it with 18 Start the measurement with ENTER The measured value is checked for stability stability control The AR status indicator is displayed The measured parame ter flashes 19 Wait for the measurement wi...

Page 39: ...mperature sensor Measure the temperature of the buffer manually and enter it with 6 Start the measurement with ENTER The measured value is checked for stability stability control The AR status indicator is displayed The measured parame ter flashes 7 Wait for the end of the measurement with stability control or accept the calibration value with ENTER The calibration display for the next buffer appe...

Page 40: ... with M The calibration record is displayed pH 7 000 24 8 C ConCal 1 15 03 2014 08 00 Buffer 11 Thoroughly rinse the electrode with deionized water 12 Immerse the electrode in buffer solution 2 13 When measuring without temperature sensor Measure the temperature of the buffer manually and enter it with 14 Start the measurement with ENTER The measured value is checked for stability stability contro...

Page 41: ... 2014 08 00 Buffer 19 Thoroughly rinse the electrode with deionized water 20 Immerse the electrode in the next buffer solution 21 When measuring without temperature sensor Measure the temperature of the buffer manually and enter it with 22 Start the measurement with ENTER The measured value is checked for stability stability control The AR status indicator is displayed The measured parame ter flas...

Page 42: ...ound under the menu item Calibration Calibration record To open it in the measured value display press the CAL_ key The calibration records of the last calibration procedures are available in the F1 Menu Calibration Calibration data storage and F1_ Menu Storage config Data storage Calibration data storage menu 24 Set the nominal buffer value for the measured temperature with 25 Accept the calibrat...

Page 43: ... F2 USB output Quit the display with F1 Back or ENTER Switch directly to the mea sured value display with M Calibration Calibration data stor age Output to USB or Data storage Calibration data stor age Output to USB Outputs the calibration records to the interface 30 03 2014 15 55 pH 3310 Ser no 08502113 CALIBRATION pH AutoCal TEC Buffer 1 4 01 Buffer 2 7 00 Buffer 3 10 01 Voltage 1 184 0 mV Volta...

Page 44: ...bration is available white Measured values in this range are suitable for documentation 2 Measuring range for which no valid calibration is available shaded Measured values in this range are not suitable for doc umentation If necessary calibrate the meter with buffers cover ing this measuring range If the current measured value is outside the calibrated range this area is shaded stronger If a meas...

Page 45: ...Read info AR appears with the measured value if the AutoRead criterion was met while storing stable measured value Otherwise the AR display is missing Calibration evaluation or no evaluation Storage locations The pH 3310 meter has two measurement data memories The mea sured values recorded either manually or automatic are stored sepa rately in individual measurement data memories 4 5 1 Manual stor...

Page 46: ...ection 4 5 3 and subsequently erase the memory see section 4 5 4 4 5 2 Automatic storage at intervals The storage interval Interval determines the time interval between automatic data storage processes Each data storage process trans 2 If necessary change and confirm the ID number 1 10000 with and ENTER The dataset is stored The meter switches to the measured value display 15 03 2014 11 24 16 pH 7...

Page 47: ...03h00min 0 1d17h33min Automatic data storage 15 03 2014 08 00 Back Menu item Possible setting Explanation ID number 1 10000 ID number for the dataset series Interval 1 s 5 s 10 s 30 s 1 min 5 min 10 min 15 min 30 min 60 min Storage interval The lower limit of the stor age interval can be restricted by the number of free storage locations The upper limit is restricted by the storage duration Durati...

Page 48: ...on are deactivated Energy saving mode Eco mode If the automatic storing function is active the meter provides an energy saving mode Eco mode to avoid unnecessary energy consumption The energy saving mode switches off functions of the meter that are not required for the automatic storage of measurement data such as the display By pressing any key the energy saving mode is switched off again Termina...

Page 49: ...n to erase the entire contents Editing the data memory The memory is edited in the menu Storage config Data storage To open the Storage config menu press the F1_ Menu key in the measured value display Open the manual or automatic storage directly with the RCL or RCL_ key Note The settings are explained here using the manual data memory as an example The same settings and functions are available fo...

Page 50: ...tput the displayed data set to the interface with F2 USB output Quit the display with F1 Back Data storage Manual data storage Erase Erases the entire manual measurement data memory Note All calibration data remain stored when this action is performed Data storage Manual data storage Output to USB Outputs all stored measure ment data to the interface Manual data storage 3 of 64 15 03 2014 11 24 16...

Page 51: ...move to the next higher menu level with F1 Back 4 5 4 Erasing the measurement data memory How to erase the measurement data memory is described in section 4 5 3 EDITING THE MEASUREMENT DATA MEMORY 30 03 2014 09 56 20 pH 3310 Ser no 08502113 ID number 2 pH 6 012 24 8 C AR ________________________________________ 30 03 2014 10 56 20 pH 3310 Ser no 08502113 ID number 2 pH 6 012 24 8 C AR ____________...

Page 52: ...iption Current measured values of all connected sensors Manual With F2 USB output Simultaneously with every manual storage process see section 4 5 1 Automatic at intervals With F2_ USB output Then you can set the trans mission interval Note For operation with MultiLab pilot set the Send ID option to No see section 4 7 Simultaneously with every automatic storage process see section 4 5 2 Stored mea...

Page 53: ...and CD ROM drive Microsoft Windows for details see enclosed installation CD Driver directory 4 7 MultiLab Importer With the aid of the MultiLab Importer software you can record and eval uate measurement data with a PC 1 Insert the supplied installation CD in the CD drive of your PC 2 Install the driver from the CD Follow the Windows installation instructions as necessary 3 Connect the pH 3310 to t...

Page 54: ...gs for pH measurements are reset to the default settings with the Reset function The sensor settings are reset under the Reset menu item in the menu for calibration and measurement settings To open the settings display the required parameter in the measured value display and press the F1 Menu or ENTER key Setting Default settings Buffer TEC Cal interval 7 d Unit for slope mV pH Measured parameter ...

Page 55: ...et to the default status The system settings are reset in the menu Storage config System Reset To open the Storage config menu press the F1_ Menu key in the measured value display Setting Default settings Language English Beep On Baud rate 4800 Baud Output format ASCII Contrast 50 Illumination Auto Switchoff time 1 h ...

Page 56: ...teries Caution Make sure that the poles of the batteries are positioned correctly The signs on the batteries must correspond to the signs in the battery compartment Note Alternatively you can also use Ni MH rechargeable batteries type Mignon AA In order to charge the batteries an external charging device is required 1 Unscrew the screws 1 on the underside of the meter 2 Open the battery compartmen...

Page 57: ... Re move any splashes immediately 5 3 Packing This meter is sent out in a protective transport packing We recommend Keep the packing material The original packing pro tects the meter against damage during transport 5 4 Disposal Note This meter contains batteries Batteries that have been removed may only be disposed of at a recycling facility set up for this purpose or via the retail outlet It is i...

Page 58: ...isten junc tion Cable broken Replace the electrode Gel electrolyte dried out Replace the electrode Cause Remedy pH electrode The values determined for zero point and slope of the electrode are outside the allowed limits Recalibrate Junction contaminated Clean the junction Electrode broken Replace the electrode Buffer solutions Incorrect buffer solutions Change calibration proce dure Buffer solutio...

Page 59: ...alue not stable Measure with air excluded if necessary Temperature not stable Adjust temperature if nec essary Electrode test sample Conductivity too low Use suitable electrode Temperature too high Use suitable electrode Organic liquids Use suitable electrode Cause Remedy Calibration interval expired Recalibrate the measuring system Cause Remedy Batteries almost empty Replace the batteries see sec...

Page 60: ...erence between buffer and test sam ple too great Adjust temperature of buf fer or sample solutions Measurement procedure not suitable Follow special procedure Cause Remedy Operating condition unde fined or EMC load unallowed Processor reset Press the ENTER and On Off key simultane ously Cause Remedy E g a question by the ser vice department Switch on the meter Open the menu F1_ Menu Storage config...

Page 61: ...ali manganese batteries type AA Rechargeable batter ies 4 x 1 2 V NiMH rechargeable batteries type AA no charging function Operational life Up to 1000 h without 150 h with illumination Sensor input Input resistance 5 1012 ohm Input current 1 10 12 A USB interface Type USB 1 1 USB B device data output Baud rate Adjustable 1200 2400 4800 9600 19200 Baud Data bits 8 Stop bits 2 Parity None Handshake ...

Page 62: ...olution pH 2 0 20 0 0 1 2 00 20 00 0 01 2 000 19 999 0 001 U mV 2500 2500 1 1200 0 1200 0 0 1 T C 5 0 105 0 0 1 T F 23 0 221 0 0 1 Manual temperature input Variable Range Increment Tmanual C 25 130 1 Tmanual F 13 266 1 Accuracy 1 digit Variable Accuracy Temperature of the test sample pH range 2 0 20 0 0 1 15 C 35 C 2 00 20 00 0 01 15 C 35 C 2 000 19 999 0 005 15 C 35 C U mV range 2500 2500 1 15 C ...

Page 63: ...ion is also used when the measuring system is adjusted at the same time see adjusting Electromotive force of an electrode The electromotive force U of the combination electrode is the measur able electromotive force of an electrode in a solution It equals the sum of all the galvanic voltages of the combination electrode Its de pendency on the pH results in the electrode function which is charac te...

Page 64: ...eset Restoring the original condition of all settings of a measuring system Resolution Smallest difference between two measured values that can be dis played by a meter Slope The slope of a linear calibration function Stability control AutoRead Function to control the measured value stability Standard solution The standard solution is a solution where the measured value is known by definition It i...

Page 65: ...ing mode 48 F Firmware update 67 I Initial commissioning 12 13 Initialize 54 Interval for calibration 35 K Keys 6 M Measured value display 16 Measurement accuracy 35 Measurement data memory Edit 49 Erase 49 Storage locations 45 Measurement dataset 45 Measuring ORP 26 pH 25 Menu for calibration and measurement settings pH ORP 28 Menus navigation 16 Messages 17 O Operational safety 10 P pH buffer se...

Page 66: ...0 66 ba75802e06 05 2017 Manual 45 T Temperature measurement pH 24 Three point calibration pH 37 41 Transmitting data 52 Transmitting measured values 52 Two point calibration pH 37 40 Z Zero point of pH electrode 30 ...

Page 67: ...e version see page 60 1 Install the downloaded firmware update on a PC An update folder is created in the Windows start menu If an update folder already exists for the meter or meter type the new data is displayed there 2 In the windows start menu open the update folder and start the firmware update program 3 Using the USB interface cable connect the pH 3310 to a USB interface virtual COM port of ...

Page 68: ...Firmware update pH 3310 68 ba75802e06 05 2017 ...

Page 69: ......

Page 70: ...s buildings factories and farms In more than 150 countries we have strong long standing relationships with customers who know us for our powerful combination of leading product brands and applications expertise backed by a legacy of innovation Xylem Analytics Germany GmbH Dr Karl Slevogt Str 1 82362 Weilheim Germany Xylem Analytics Germany Sales GmbH Co KG WTW Dr Karl Slevogt Str 1 82362 Weilheim ...

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