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VWR International MU 6100 H Instruction Manual

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INSTRUCTION MANUAL

European Catalogue Number(s):
MU 6100 H S1:
MU 6100 H S2:
2
Version:
Issued:
September 11, 2014 11:39 am
ba77077e02
09/2014
MULTI meter
MU 6100 H
665-0311
665-0312

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  • Page 1: Instruction Manual

    MULTI meter MU 6100 H INSTRUCTION MANUAL European Catalogue Number(s): MU 6100 H S1: 665-0311 MU 6100 H S2: 665-0312 Version: Issued: September 11, 2014 11:39 am ba77077e02 09/2014...
  • Page 2 MU 6100 H Legal address of manufacturer: VWR International bvba Researchpark Haasrode 2020 Geldenaaksebaan 464 B-3001 Leuven +32 16 385011 http://be.vwr.com Manufactured in Germany. ba77077e02 09/2014...

  • Page 3: Table Of Contents

    Overview ........9 MU 6100 H meter ....... 9 Sensors .
  • Page 4 Contents MU 6100 H 5.4.4 Elements in menus and dialogs ... . . 21 5.4.5 Navigation example 1:Setting the language ..22 5.4.6 Example 2 on navigation: Setting the date and time .
  • Page 5 MU 6100 H Contents 9.2.2 When to calibrate? ..... . . 49 9.2.3 Determining the cell constant (calibration in control standard) .
  • Page 6 Contents MU 6100 H 13.5 Accessories ........76 13.5.1 General information .

  • Page 7: Safety

    MU 6100 H Safety Safety Safety information 1.1.1 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 8: Safe Operation

    Safety MU 6100 H Safe operation 1.2.1 Authorized use This meter is authorized exclusively for pH, ISE, ORP, dissolved oxygen and conductivity measurements in a field and laboratory environment. Only the operation and running of the meter according to the instructions and...

  • Page 9: Overview

    1 Keypad 2 Display 3 Connectors Sensors A measuring system ready to measure consists of the MU 6100 H meter and a suitable sensor. Suitable sensors are pH electrodes, ORP electrodes, D.O. sensors and conductivity measuring cells. ba77077e02...

  • Page 10: Technical Data

    Technical data MU 6100 H Technical data Measuring ranges, resolution, accuracy 3.1.1 pH/ORP Measuring ranges, Variable Measuring range Resolution resolution -2.0 ... +20.0 -2.00 ... +20.00 0.01 - 2.000 ... + 19.999 0.001 U [mV] -2500 ... +2500 -1200.0 ... +1200.

  • Page 11: Oxi

    MU 6100 H Technical data 3.1.2 Oxi Measuring ranges, Variable Measuring range Resolution resolution Concentration [mg/l] 0 ... 20.00 (0 ... 20.0) 0.01 (0.1) (depending on the 20.0 ... 90.0 0.1 (1) sensor) (20 ... 90) Saturation [%] 0 ... 200.0 (0 ... 600) 0.1 (1)

  • Page 12: Cond

    Technical data MU 6100 H 3.1.3 Cond Measuring ranges, Variable Measuring range Resolution resolution ϰ [µS/cm] 0.000 ... 1.999* 0.001 (depending on the sen- 0.00 ... 19.99** 0.01 sor) 0.0 ... 199.9 200 ... 1999 ϰ [mS/cm] 2.00 ... 19.99 0.01...

  • Page 13: General Data

    MU 6100 H Technical data Accuracy (± 1 digit) Variable Accuracy Temperature of the test sample ϰ and ρ / temperature compensation None (Off) ± 0.5 % Nonlinear (nLF) ± 0.5 % 0 °C ... +35 °C according to EN 27 888 ±...
  • Page 14 Technical data MU 6100 H Power Batteries 4 x 1.5 V alkali-manganese batteries, type supply Rechargeable batter- 4 x 1.2 V NiMH rechargeable batteries, type AA (no charging function) Operational life Up to 1000 h without / 150 h with illumination...

  • Page 15: Commissioning

    – detailed operating manual – Software MultiLab Importer Power supply The MU 6100 H is supplied with power in the following ways:  Battery operation (4 x alkaline manganese batteries, type AA)  USB operation via a connected USB-B cable...

  • Page 16: Inserting The Batteries

    Commissioning MU 6100 H 4.3.1 Inserting the batteries 1 Screws 2 Battery compartment CAUTION Make sure that the poles of the batteries are positioned cor- rectly. ± The ± signs on the batteries must correspond to the signs in the battery compartment.

  • Page 17: Operation

    MU 6100 H Operation Operation General operating principles 5.1.1 Keypad In this operating manual, keys are indicated by brackets <..> . The key symbol (e.g. <OK>) generally indicates a short keystroke (under 2 sec) in this operating manual. A long keystroke (approx. 2 sec) is indicated by the underscore behind the key symbol (e.g.

  • Page 18: Display

    Operation MU 6100 H 5.1.2 Display 6.093 25.0 °C AutoCal TEC HOLD AR 15.03.2014 Menu 08:00 1 Status information (sensor) 2 Measured value (with unit) 3 Measured parameter 4 Channel display: Plug position of the sensor 5 Sensor symbol (calibration evaluation, calibration interval)

  • Page 19: Connectors

    MU 6100 H Operation 5.1.4 Connectors 1 pH electrode 2 Temperature sensor 3 D.O. sensor or conductivity measuring cell 4 Mini USB-B interface 5 Service interface CAUTION Only connect sensors to the meter that cannot return any volt- ages or currents that are not allowed (> SELV and > current circuit with current limiting).

  • Page 20: Switching Off

    Operation MU 6100 H Switching off Switch the printer off with <On/Off>. Automatic shut-off The instrument has an automatic shut-off function in order to save the batteries function (see section 10.2.1 S , page 62). The automatic shut-off function switches YSTEM off the meter if no key is pressed for an adjustable period.

  • Page 21: Measured Value Display

    MU 6100 H Operation 5.4.2 Measured value display In the measured value display, open the setting menus with <OK>. The current functions of the softkeys are shown on the display.  Use <OK> (short pressure) to open the menu for calibration and measure- ment settings for the displayed measured parameter.

  • Page 22: Navigation Example 1:Setting The Language

    Operation MU 6100 H General Language: Deutsch Beep: Illumination: Contrast: 50 % Switchoff time: Temperature unit: °C Stability control: 15.02.2014 Back 14:15  Functions Functions are designated by the name of the function. They are immediately carried out by confirming with <OK>.
  • Page 23 MU 6100 H Operation 6.949 25.0 °C 15.02.2014 Menu 14:15 Open the Storage & config menu with <OK >. The instrument is in the setting mode. Storage & config System Data storage 15.02.2014 Back 14:15 Select the System submenu with <><>.

  • Page 24: Example 2 On Navigation: Setting The Date And Time

    Operation MU 6100 H General Language: Deutsch Beep: Illumination: Contrast: 50 % Switchoff time: Temperature unit: °C Stability control: 15.02.2014 Back 14:15 Open the setting mode for the Language with <OK>. General Language: Deutsch Beep: Illumination: Contrast: 50 % Switchoff time: Temperature unit: °C...
  • Page 25 MU 6100 H Operation 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). In the measured value display: Open the Storage & config menu with <OK >.

  • Page 26: Channel Display

    Operation MU 6100 H Channel display The MU 6100 H manages the connected sensors and displays which sensor is plugged to which connection. Channel display Display of the plug position for the respective parameter The filled bar indicates for 6.949...

  • Page 27: Ph Value

    MU 6100 H pH value pH value Measuring 6.1.1 Measuring the pH value NOTE When connecting an grounded PC/printer, measurements cannot be performed in grounded media as the values would be incorrect. The USB interface is not galvanically isolated. To ensure the high measurement accuracy of the measuring sys- tem, always measure with a calibrated electrode (see section 6.2...

  • Page 28: Measuring The Temperature

    MU 6100 H within the monitored time interval. Measured Time interval Stability in the time interval parameter Δ : better than 0.01 pH pH value 15 seconds Δ : better than 0.5 °C Temperature 15 seconds The minimum duration until a measured value is assessed as stable is the monitored time interval.

  • Page 29: Calibration

    MU 6100 H pH value Calibration 6.2.1 Why calibrate? pH electrodes age. This changes the zero point (asymmetry) and slope of the pH electrode. As a result, an inexact measured value is displayed. Calibration determines and stores the current values of the zero point and slope of the electrode.
  • Page 30 MU 6100 H Buffer -180.0 24.8 °C AutoCal TEC 15.02.2014 14:15 Thoroughly rinse the electrode with deionized water. Immerse the electrode in the first buffer solution. When measuring without temperature sensor: – Temper the buffer solution, or measure the current temperature.
  • Page 31 MU 6100 H pH value When measuring without temperature sensor: – Temper the buffer solution, or measure the current temperature. – Enter the temperature value in the menu. Start the measurement with <OK>. The measured value is checked for stability (stability control). The [AR] status indicator is displayed.

  • Page 32: Manual Calibration (Anycal)

    MU 6100 H Wait for the measurement with stability control to be completed or termi- nate the stability control and take over the calibration value with <OK>. The calibration display for the next buffer appears (voltage display). If necessary, use <MODE> to finish calibration or Continue calibrating using the next buffer with <OK>.
  • Page 33 MU 6100 H pH value When measuring without temperature sensor: – Temper the buffer solution, or measure the current temperature. – Enter the temperature value in the menu. Start the measurement with <OK>. The measured value is checked for stability (stability control). The [AR] status indicator is displayed.
  • Page 34 MU 6100 H Immerse the electrode in the second buffer solution. When measuring without temperature sensor: – Temper the buffer solution, or measure the current temperature. – Enter the temperature value in the menu. Start the measurement with <OK>.

  • Page 35: Calibration Points

    MU 6100 H pH value Buffer 9.958   24.8 °C AnyCal 15.02.2014 14:15 Set the nominal buffer value for the measured temperature with <><>. Accept the set calibration value with <OK>. The calibration display for the next buffer appears (voltage display).

  • Page 36: Calibration Data

    MU 6100 H 6.2.6 Calibration data The calibration record is automatically transmitted to the interface after calibrating. Displays the calibra- The calibration record of the last calibration is to be found under the menu item, tion data <OK> / Calibration / Calibration record. To open it, press the <CAL >...
  • Page 37 MU 6100 H pH value record. Display Calibration Zero point Slope [mV/ record [mV] -15 ... +15 -60.5 ... -58.0 -20 ... <-15 >-58.0 ... -57.0 >+15 ... +20 -25 ... <-20 -61.0 ... <-60.5 >+20 ... +25 >-57.0 ... -56.0 -30 ...

  • Page 38: Orp Voltage

    ORP voltage MU 6100 H ORP voltage Measuring 7.1.1 Measuring the ORP NOTE When connecting an 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 ORP electrode to the meter.

  • Page 39: Measuring The Temperature

    MU 6100 H ORP voltage 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. function) Freeze the measured value with <HOLD>.

  • Page 40: Dissolved Oxygen

    Dissolved oxygen MU 6100 H Dissolved oxygen Measuring 8.1.1 Measuring D.O. NOTE When connecting an 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 D.O. sensor to the meter.

  • Page 41: Measuring The Temperature

    MU 6100 H Dissolved oxygen page 63). Criteria for a stable The Stability control function checks whether the measured values are stable measured value within the monitored time interval. Measured parameter Time interval Stability in the time interval Δ : better than 0.05 mg/l D.O.

  • Page 42: Calibration

     Routinely within the framework of the company quality assurance  When the calibration interval has expired 8.2.3 Calibration procedure The MU 6100 H provides 2 calibration procedures:  Calibration in water vapor-saturated air. ® Use an OxiCal air calibration vessel for the calibration.

  • Page 43: Calibrating With A Comparison Measurement (Oxicomp)

    MU 6100 H Dissolved oxygen 0.88 25.1 °C OxiCal 15.02.2014 08:00 Start the measurement with <OK>. The measured value is checked for stability (stability control). The [AR] status indicator is displayed. A progress bar is displayed and the display of the measured parameter flashes.
  • Page 44 Dissolved oxygen MU 6100 H Start the measurement with <OK>. 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 measurement with stability control or accept the calibration value with <OK>.

  • Page 45: Calibration Data

    MU 6100 H Dissolved oxygen 8.2.6 Calibration data The calibration record is automatically transmitted to the interface after calibrating. Displays the calibra- The calibration record of the last calibration is to be found under the menu item, tion data <OK> / Calibration / / Calibration record. To open it, press the <CAL >...
  • Page 46 Dissolved oxygen MU 6100 H Display Calibration Relative slope record S = 0.8 ... 1.25 S = 0.7 ... 0.8 S = 0.6 ... 0.7 Error Error S < 0.6 or S > 1.25 Error elimination (see section 14 ..., page 79)

  • Page 47: Conductivity

    MU 6100 H Conductivity Conductivity Measuring 9.1.1 Measuring the conductivity NOTE When connecting an 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 measuring cell to the measuring instrument.

  • Page 48: Measuring The Temperature

    Conductivity MU 6100 H The factor to calculate the total dissolved solids is set to 1.00 in the factory. You can adjust this factor to meet your requirements in the range 0.40 ... 1.00. The factor is set in the Measurement menu for the parameter, TDS.

  • Page 49: Calibration

    MU 6100 H Conductivity Calibration 9.2.1 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.

  • Page 50: Calibration Data

    Conductivity MU 6100 H ϰ 0.839 1/cm 25.1 °C 15.02.2014 08:00 Immerse the conductivity measuring cell in the control standard solu- tion, 0.01 mol/l KCI. Start the measurement with <OK>. The [AR] status indicator is displayed. A progress bar is displayed and the display of the measured parameter flashes.
  • Page 51 MU 6100 H Conductivity Menu item Setting/func- Explanation tion Calibration / Displays the calibration record. Calibration data stor- age / Display Further options:  Scroll through the calibration records with <><>.  Output the displayed calibra- Data storage / tion record to the interface with Calibration data stor- <F2>/[USB output].

  • Page 52: Settings

    Settings MU 6100 H Settings 10.1 Measurement settings 10.1.1 Settings for pH measurements The settings for pH measurements are made in the menu for calibration and measurement settings of the pH/ORP measurement. To open the settings, dis- play the required measured parameter in the measured value display and press the <OK>...

  • Page 53: Buffer Sets For Calibration

    MU 6100 H Settings Menu item Possible set- Explanation ting Calibration / Cali- 1 ... 7 ... 999 d Calibration interval for the pH elec- bration interval trode (in days). The meter reminds you to calibrate regularly by the flashing sensor symbol in the measuring screen.

  • Page 54: Calibration Interval

    Settings MU 6100 H Buffer set * pH values Merck 1* 4.000 20°C 7.000 9.000 Merck 2 * 1.000 20°C 6.000 8.000 13.000 Merck 3 * 4.660 20°C 6.880 9.220 Merck 4 * 2.000 20°C 4.000 7.000 10.000 Merck 5 * 4.010...

  • Page 55: Settings For Orp Measurements

    MU 6100 H Settings 10.1.4 Settings for ORP measurements The settings for ORP measurements are made in the menu for calibration and measurement settings of the pH/ORP measurement. To open the settings, dis- play the required measured parameter in the measured value display and press the <OK>key.

  • Page 56: Settings For D.o. Sensors

    Settings MU 6100 H 10.1.5 Settings for D.O. sensors 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 <OK> key. After completing the settings, switch to the measured value display with <MODE>.

  • Page 57: Calibration Interval

    MU 6100 H Settings Menu item Possible Explanation setting Sal correction Manual salt content correction for concentration measurements. Salinity 0.0 ... 70.0 Salinity or salinity equivalent for the salt content correction. This function is only available for concentration measurements if the manual salt content correction is switched on.

  • Page 58: Settings For Conductivity Measuring Cells

    Settings MU 6100 H 10.1.7 Settings for conductivity measuring cells The settings are made in the Measurement menu for the measured parameter, conductivity. To open the settings, display the required measured parameter in the measured value display and press the <OK> key. After completing the set- tings, switch to the measured value display with <MODE>.
  • Page 59 MU 6100 H Settings Menu item Possible Explanation setting Measurement / Measuring cell used Measuring cell / Measuring cells whose cell constant Type is determined by calibration in the KCL control standard solution. Calibration ranges: 0.450 ... 0.500 cm 0.800 ... 0.880 cm The currently valid cell constant is displayed in the status line.

  • Page 60: Calibration Interval

    Settings MU 6100 H Menu item Possible Explanation setting Measurement / 20 °C Reference temperature Temp. comp. (TC) 25 °C /Reference temp. This setting is only available for the ϰ ρ measured parameters, Measurement / 0.40 ... 1.00 Multiplier for TDS value...

  • Page 61: Setting The Tds Factor

    MU 6100 H Settings The reference temperature and temperature compensation are set in the Measurement menu for the parameter, conductivity (see sec- tion 10.1.7 S , page ETTINGS FOR CONDUCTIVITY MEASURING CELLS 58). Application tips Set the temperature compensation suitable for your test sample:...

  • Page 62: Sensor-Independent Settings

    Settings MU 6100 H 10.2 Sensor-independent settings 10.2.1 System To open the Storage & config menu, press the <OK > key in the measured value display. After completing the settings, switch to the measured value dis- play with <MODE>. Default settings are printed in bold.

  • Page 63: Data Storage

    MU 6100 H Settings Menu item Possible Explanation setting System / Clock Date format Time and date settings (see Datum section 5.4.6 E XAMPLE Time NAVIGATION ETTING THE DATE , page 24) AND TIME System / Service infor- Hardware version and software...
  • Page 64 Settings MU 6100 H with the Reset function: Setting Default settings Buffer Calibration interval Unit for slope mV/pH Measured parameter Resolution pH 0.001 Resolution mV Asymmetry 0 mV Slope -59.2 mV Man. temperature 25 °C One point calibration The sensor settings are reset under the Reset menu item in the menu for cali- bration and measurement settings.

  • Page 65: Resetting The System Settings

    MU 6100 H Settings settings with the Reset function: Setting Default settings Kal.-Intervall 150 d ϰ Measured parameter Cell constant (C) 0.475 cm or 0.840 cm (calibrated) (nominal cell constant of the conduc- tivity measuring cell last calibrated) Cell constant (C) 0.840 1/cm...

  • Page 66: Data Memory

    Data memory MU 6100 H Data memory You can transmit measured values (datasets) to the data memory:  Manual data memory (see section 11.1 M , page 66) ANUAL STORAGE  Automatic storage at intervals (see section 11.2 A UTOMATIC DATA STORAGE...

  • Page 67: Automatic Data Storage At Intervals

    MU 6100 H Data memory If the memory is full The following window appears if all 200 storage locations are occupied: Warning Data storage full. Erase? 15.02.2014 Back 14:15 You have the following options:  To erase the entire memory, confirm Yes.
  • Page 68 Data memory MU 6100 H Settings You can configure the automatic data storing function with the following settings: Menu item Possible set- Explanation ting ID number 1 ... 10000 ID number for the dataset series. Interval 1 s, 5 s, 10 s, Storing interval.

  • Page 69: Measurement Data Memory

    MU 6100 H Data memory 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.
  • Page 70 Data memory MU 6100 H Settings Menu item Setting/ Explanation function Data storage / Displays all measurement datasets Manual data storage page by page. / Display Further options:  Scroll through the datasets with <><>.  Output the displayed dataset to the interface with <F2>/[USB...

  • Page 71: Erasing The Measurement Data Memory

     Calibration evaluation: +++, ++, +, -, or no evaluation 11.3.4 Memory locations The MU 6100 H meter has two measurement data memories. The measured values recorded either manually or automatic are stored separately in indi- vidual measurement data memories.

  • Page 72: Transmitting Data (Usb Interface)

    Transmitting data (USB interface) MU 6100 H Transmitting data (USB interface) 12.1 Options for data transmission Via the USB interface you can transmit data to a PC. The following table shows which data are transmitted to the interface in which way:...

  • Page 73: Connecting A Pc

    MU 6100 H Transmitting data (USB interface) 12.2 Connecting a PC Connect the MU 6100 H to the PC via the USB interface. NOTE When connecting an grounded PC/printer, measurements cannot be performed in grounded media as the values would be incorrect.

  • Page 74: Maintenance, Cleaning, Disposal, Accessories

    Maintenance, cleaning, disposal, accessories MU 6100 H Maintenance, cleaning, disposal, accessories 13.1 Maintenance 13.1.1 General maintenance activities The only maintenance activity required is replacing the batteries. See the relevant operating manuals of the electrodes for instruc- tions on maintenance. 13.1.2 Replacing the batteries...

  • Page 75: Cleaning

    MU 6100 H Maintenance, cleaning, disposal, accessories Close the battery compartment. Set the date and time (see section 5.4.6 E XAMPLE ON NAVIGATION ETTING THE DATE , page 24). AND TIME When the batteries are nearly discharged, the status indi- cator is displayed.

  • Page 76: Accessories

    Maintenance, cleaning, disposal, accessories MU 6100 H For more information about where you can drop off your waste of equipment, please contact your local dealer from whom you originally purchased this equipment. By doing so, you will help to conserve natural and environmental resources and you will ensure that your equipment is recycled in a manner that protects human health.

  • Page 77: Conductivity

    MU 6100 H Maintenance, cleaning, disposal, accessories Electrodes (pH) Order no. pHenomenal SPEAR 220 662-1164 PH ELECTRODE PHENOMENAL KOMB. SPEER TYP Electrodes (ORP) Order no. pHenomenal ORP 220 662-1165 REDOX ELECTRODE PHENOMENAL KOMB. 1M BNC Solutions Order no. Buffer pH 4 AVS TITRINORM, 100 ml 32095.184...
  • Page 78 Maintenance, cleaning, disposal, accessories MU 6100 H Measuring cells Order no. pHenomenal OXY 11 664-0042 OXYGEN SENSOR PHENOMENAL 3M 8 PIN Accessories Order no. MAINTENANCE KIT OXYGEN 664-0049 ba77077e02 09/2014...

  • Page 79: What To Do If

    MU 6100 H What to do if... What to do if... 14.1 pH/ORP 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.

  • Page 80: Dissolved Oxygen

    What to do if... MU 6100 H No stable measured Cause Remedy value Electrode: – Junction contaminated – Clean the junction – Membrane contaminated – Clean membrane Test sample: – pH value not stable – Measure with air excluded if necessary –...
  • Page 81 MU 6100 H What to do if... Error message, Cause Remedy Error – D.O. sensor contaminated – Clean the D.O. sensor – Electrolyte depleted – Change the electrolyte and membrane cap – If necessary, replace the D.O. sensor Error message...

  • Page 82: Conductivity

    What to do if... MU 6100 H 14.3 Conductivity 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 –...

  • Page 83: General Information

    MU 6100 H What to do if... 14.4 General information Sensor symbol Cause Remedy flashes – Calibration interval expired – Recalibrate the measuring system Display Cause Remedy – Batteries almost empty – Replace the batteries (see section 13.1 M AINTENANCE...

  • Page 84: Firmware Update

     a free USB interface (virtual COM port) on the PC  the driver for the USB interface (on the enclosed CD-ROM)  the USB cable (included in the scope of delivery of the MU 6100 H). Install the downloaded firmware update on a PC.

  • Page 85: Glossary

    MU 6100 H Glossary Glossary pH/ORP/ISE Asymmetry see zero point Electromotive force of The electromotive force U of the electrode is the measurable electromo- an electrode tive force of an electrode in a solution. It equals the sum of all the gal- vanic voltages of the electrode.
  • Page 86 Glossary MU 6100 H Conductivity Cell constant C Characteristic quantity of a conductivity measuring cell, depending on the geometry. Conductivity Short form of the expression, specific electrical conductivity. It corresponds to the reciprocal value of the resistivity. It is a measured value of the ability of a substance to conduct an electric current.
  • Page 87 MU 6100 H Glossary Channel A channel is a display indication that corresponds to a physical connec- tion on the meter. Measured parameter The measured parameter is the physical dimension determined by measuring, e.g. pH, conductivity or D.O. concentration. Measured value The measured value is the special value of a measured parameter to be determined.
  • Page 88 Glossary MU 6100 H ba77077e02 09/2014...

  • Page 89: Index

    MU 6100 H Index Index Measurement data memory Edit ......69 Air calibration beaker ....42 Erase .
  • Page 90 Index MU 6100 H ba77077e02 09/2014...
  • Page 91 MU 6100 H Index ba77077e02 09/2014...
  • Page 92 Index MU 6100 H ba77077e02 09/2014...
  • Page 93 MU 6100 H Index ba77077e02 09/2014...

  • Page 94: Technical Service

    Warranty VWR International warrants that this product will be free from defects in material and workmanship for a period of three (3) years from date of delivery. If a defect is present, VWR will, at its option and cost, repair, replace, or refund the purchase price of this product to the customer, provided it is returned during the warranty period.
  • Page 96 E-mail: customerservice@be.vwr.com Tel.: 1300 727 696 Norway Fax: 1300 135 123 Czech Republic VWR International AS China VWR International s. r. o. Haavard Martinsens vei 30 Veetee Business Park 0978 Oslo VWR International China Co., Ltd Pražská 442 Tel.: 02290 Rm.219, 2100 Dongming Road...

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