Page 1 Operating manual ProLab 2000 pH / ISE / conductivity / D.O. meter with automatic sensor recognition and electronic access control ba75577e03 11/2009 DRAFT November 25, 2009 2:33 pm...
Page 2 To ascertain the warranty liability, return the meter and proof of purchase together with the date of purchase freight paid or prepaid. CE conformity SI Analytics GmbH hereby declares that the ProLab 2000 meter is in Radio data transmission compliance with the basic requirements and the other relevant regulations of the directive 1999/5/EC.
Page 3 ProLab 2000 KONFORMITÄTSERKLÄRUNG DECLARATION OF CONFORMITY DÉCLARATION DE CONFORMITÉ Wir erklären in alleiniger We declare under our sole Nous déclarons sous notre Verantwortung, dass das responsibility that the seule responsabilité que le Produkt product produit pH-/ISE-/ pH / ISE / Appareil de mesure Leitfähigkeits-/...
Page 4 ProLab 2000 ba75577e03 11/2009...
Page 5: Table Of Contents
ProLab 2000 Contents Overview ........9 General features .
Page 6 Contents ProLab 2000 4.6.4 Calibrating for ISE measurements ... 55 Conductivity ........61 4.7.1...
Page 7 ProLab 2000 Contents 7.2.4 Dissolved oxygen ..... . 107 Lists ........109 Index .
Page 8 Contents ProLab 2000 ba75577e03 11/2009...
Page 9: Overview
ProLab 2000 Overview Overview General features The ProLab 2000 precision meter enables you to perform pH, ORP, conductivity, dissolved oxygen (D.O.) and ion-selective measurements rapidly and reliably. The ProLab 2000 provides the maximum degree of ease of use, reliability and, above all, measuring certainty for all applications.
Page 10: Keypad
Overview ProLab 2000 Keypad MODE MENU PRINT In this operating manual, keys are indicated by brackets <..> . The key symbol (e.g. <MENU/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 11: Display
ProLab 2000 Overview <▼> Decrement values, scroll <MENU/OK> Confirm entries <MENU/OK > Open setting menu for system settings MENU <ESC> Return to higher menu level / Cancel inputs Display The graphic display can display three measured parameters and the current temperature value for each measured parameter at the same time.
Page 12: Socket Field
Overview ProLab 2000 Socket field Connections: Conductivity measuring cell / D.O. electrode pH ions electrode Reference electrode Temperature sensor USB interface Power pack RS232 interface/analog output CAUTION Only connect sensors to the meter that cannot return any voltages or currents that are not allowed (> SELV and > current circuit with current limiting).
Page 13: Automatic Sensor Recognition
To be able to use the automatic sensor recognition function a meter is required that supports the automatic sensor recognition (e.g. ProLab 2000), and a sensor (ID sensor) that is suitable for sensor recognition. In every ID sensor, sensor data is stored that clearly identifies the sensor.
Page 14 Note Information on available ID sensors is given on the Internet or directly by SI Analytics. ID sensors connected to the ProLab 2000 meter can be recognized by the ID sensor symbol on the display of the meter. 7.000 ID sensor symbol 25.0...
Page 15: Electronic Access Control
If the USER ID is assigned to a certain user, all measurement data is also assigned to the user in compliance with GLP. The USER ID is easily and safely transmitted to the ProLab 2000 via an electronic key. Each electronic key in the form of a keyring pendant contains a key number.
Page 16 Overview ProLab 2000 ba75577e03 11/2009...
Page 17: Safety
ProLab 2000 Safety Safety This operating manual contains basic instructions that you must follow during the commissioning, operation and maintenance of the meter. Consequently, all responsible personnel must read this operating manual before working with the measuring system. The operating manual must always be available within the vicinity of the meter.
Page 18: General Safety Instructions
Safety ProLab 2000 General safety instructions This instrument is built and inspected according to the relevant guidelines and norms for electronic measuring instruments (see page 103). It left the factory in a safe and secure technical condition. Function and The smooth functioning and operational safety of the meter can only be...
Page 19: Commissioning
ProLab 2000 Commissioning Commissioning Scope of delivery ProLab 2000 laboratory meter Power pack 4 batteries 1.5 V Micro type AAA 1 electronic administrator key (as keyring pendant) 1 electronic key (as keyring pendant) Cover USB cable (Z875) CD-ROM with USB driver...
Page 20: Initial Commissioning
Commissioning ProLab 2000 Initial commissioning Perform the following activities: Insert the batteries (see page 95) Connect the power pack (see page 19). Switch on the meter (see page 21) Set the language (see page 25) Set the date and time (see page 27)
Page 21: Operation
ProLab 2000 Operation Operation Switch the meter on and off Switching on Press the <On/Off> key. The display shows the meter designation and software version. Subsequently, the access control display appears. User i Apply electronic key Press OK (anonym. access).
Page 22: General Operating Principles
An overview of the operating elements and the display is given on display page 10 and page 11. Operating modes, An overview of the operating modes and navigation of the ProLab 2000 navigation is given on page 22 and page 23. 4.2.1 Operating modes...
Page 23: Navigation
ProLab 2000 Operation 4.2.2 Navigation Measured value display In the measured value display, you can select a measuring window with <▲><▼> and open the relevant measuring menu with <MENU/OK>. open the system menu with the sensor-independent settings with <MENU/OK >.
Page 24 Operation ProLab 2000 Functions Functions are indicated by the name of the function. They are immediately carried out by confirming with <MENU/OK>. Example: Display the Calibration record function. Calibration record Buffer NIST/DIN Calibration interval Unit for zero point Unit for slope mV/pH i 2.00 4.01 7.00 10.01...
Page 25: Navigation Example 1: Setting The Language
ProLab 2000 Operation 4.2.3 Navigation example 1: Setting the language Switch on the meter (see page 21) 7.000 25.0 °C 26.04.06 10:37 In the measured value display: Open the system menu with <MENU/OK > (press for approx. 2 s). The meter is in the setting mode.
Page 26 Operation ProLab 2000 Select the General submenu with <▲><▼>. The current selection is displayed in a frame. Open the General submenu with <MENU/OK>. System Language English Beep Illumination Contrast 48 % Open the setting mode for the Language with <MENU/OK>.
Page 27: Navigation Example 2: Setting The Date And Time
ProLab 2000 Operation 4.2.4 Navigation example 2: 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. This indication can be switched off. When storing measured values and calibrating, the current date and time are automatically stored as well.
Page 28 Operation ProLab 2000 Change and confirm the setting with <▲><▼> and <MENU/ OK>. The hours are highlighted. Change and confirm the setting with <▲><▼> and <MENU/ OK>. The time is set. If necessary, set the Date and Date format. The setting is made similarly to that of the time.
Page 29: Access Control
(see below). Anonymous access (USER ID: 0) is always possible. 4.3.1 Administrating access authorizations The ProLab 2000 provides basic functions to administrate access authorizations. The administrator can set up, erase and display access authorizations. The administrating functions are available to the administrator immediately after registration only.
Page 30 Operation ProLab 2000 User i Identification successfull iUSER ID = 9876543210 Register USER ID USER ID: 1234567890 Erase Output to RS232/USB Continue Adding new USER IDs Using <▲><▼> and <MENU/OK>, select and confirm the menu item, Register USER ID. An info text for registration is displayed.
Page 31: Lost Your Electronic Key
ProLab 2000 Operation 4.3.2 Lost your electronic key? Without an electronic key with access authorization, anonymous access is possible only: (USER ID 0). Electronic key Keys for additional users are available from SI Analytics GmbH. The access authorization for new keys is set up by the administrator (see page 29).
Page 32: System Settings (System Menu)
This menu contains all functions to display, edit and erase stored measured values and calibration records. Note Detailed information on the data storage functions of the ProLab 2000 is given on page 80. 4.4.2 Display With the aid of the Display submenu, you can modify the measured value display to meet your requirements.
Page 33 ProLab 2000 Operation Menu item Setting Description Display / Oxi: Display of the D.O. measuring window. This menu item is only visible if a D.O. sensor is connected. Display / Time: Display of the time in the system status line...
Page 34: System
Operation ProLab 2000 4.4.3 System Overview The following sensor-independent meter features can be adjusted in the system menu/System and its submenus: Menu language Beep on keystroke Display illumination Display contrast Unit of the temperature display Data interface Clock and date function...
Page 35: Automatic Stability Control
ProLab 2000 Operation Menu item Setting Description System / Interface / ASCII Output format for data Output format transmission For details, see page 89 System / Interface / The header is output to the Output header interface in csv format.
Page 36: Ph Value / Orp Voltage
Operation ProLab 2000 pH value / ORP voltage 4.5.1 General information You can measure the following variables: pH value [ ] ORP [mV] CAUTION When connecting an earthed PC/printer, measurements cannot be performed in earthed media as incorrect values would result. The RS232 and USB interfaces are not galvanically isolated.
Page 37: Measuring The Ph Value
ProLab 2000 Operation 4.5.2 Measuring the pH value Perform the preparatory activities (see page 36). Immerse the pH electrode in the test sample. 6.949 24.8 °C 26.04.06 10:37 Select the pH or mV display with <MODE>. Stability control The Stability control function checks the stability of the measurement signal.
Page 38 Operation ProLab 2000 Using <SC> or <MODE>, release the frozen measured value. The [SC] status display disappears. The display switches to the previous indication. Criteria With identical measurement conditions, the following applies: Measured Reproducibility Response time parameter pH value Better than 0.01 >...
Page 39: Measuring The Orp
ProLab 2000 Operation 4.5.3 Measuring the ORP Note ORP electrodes are not calibrated. However, you can check ORP electrodes using a test solution. Perform the preparatory activities (see page 36). Immerse the ORP electrode in the test sample. 157.0 24.8 °C...
Page 40 Operation ProLab 2000 terminated prematurely, the current measurement data is not downloaded to the interface. Using <SC> or <MODE>, release the frozen measured value. The [SC] status display disappears. The display switches to the previous indication. Criteria With identical measurement conditions, the following applies:...
Page 41: Settings For Ph And Orp Measurements
ProLab 2000 Operation 4.5.4 Settings for pH and ORP measurements Overview The following settings are possible for pH and ORP measurements: Resolution Calibration interval Buffers for calibration Unit for zero point Unit for slope Calibration record (display) Settings The settings are made in the measuring menu of the pH/ORP measurement.
Page 42 Operation ProLab 2000 Menu item Possible setting Description Calibration /Unit for mV/pH Unit of the slope. slope The % display refers to the Nernst slope of -59.16 mV/pH ([determined slope/Nernst slope] x 100). Man. temperature -20 ... +130 °C Entry of the manually determined temperature.
Page 43: Ph Calibration
ProLab 2000 Operation 4.5.5 pH calibration 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 the current values of the zero point and slope of the electrode and stores them.
Page 44 Operation ProLab 2000 Buffer set * values Mettler Toledo TEC * 1.995 25 °C 4.005 7.002 9.208 Fisher * 2.007 25 °C 4.002 7.004 10.002 Fluka BS * 4.006 25 °C 6.984 8.957 Radiometer * 1.678 25 °C 4.005 7.000 9.180...
Page 45 ProLab 2000 Operation Calibration points Calibration can be performed using one to five buffer solutions in any order (single-point to five-point calibration). The meter determines the following values and calculates the calibration line as follows: Determined Displayed calibration data values...
Page 46 Operation ProLab 2000 Sample record: Printing date 26.04.06 16:13 ProLab 2000 Ser. no. 06249876 USER ID: 1234567890 CALIBRATION pH Calibration date 20.04.06 10:14:03 A 161 1M DIN-ID Ser. no. A062498765 USER ID: 1234567890 Cal. interval NIST/DIN Buffer 1 6.86 Buffer 2 9.18...
Page 47: Calibration Interval
ProLab 2000 Operation Preparatory activities Perform the following preparatory activities when you want to calibrate: Connect a pH electrode to the meter. The pH measuring window is displayed. Keep the buffer solutions ready. Adjust the temperature of the buffer solutions, or measure the current temperature, if you measure without a temperature sensor.
Page 48: Calibrating
Operation ProLab 2000 4.5.7 Calibrating Make sure the Buffer setting is correctly set in the sensor menu (see page 41). Use any one to five buffer solutions of the selected buffer set in ascending or descending order. The NIST/DIN calibration is described below. With other buffer sets, other nominal buffer values are displayed.
Page 49 ProLab 2000 Operation Wait for the end of the measurement with Stability control or accept the calibration value with <MENU/OK>. The calibration display for the next buffer appears. pH <CAL> i Buffer series NIST/DIN i Immerse sensor in buffer 2...
Page 50 Operation ProLab 2000 pH <CAL> i Buffer value = 9.18 i U = -167.0 mV i Temperature = 24.8 °C Terminate stability control Wait for the measurement with stability control to be completed or Terminate stability control with <MENU/OK> and accept the calibration value.
Page 51 ProLab 2000 Operation pH <CAL> i Buffer value = 4.010 i U = 184.0 mV i Temperature = 24.8 °C Terminate with ... Terminate stability control Switch to measurement of the next buffer with <MENU/OK>. When all buffers have been measured, use <▲><▼> to select the Terminate with ...
Page 52: Ion Concentration
Operation ProLab 2000 Ion concentration 4.6.1 General information Note Incorrect calibration of ion sensitive electrodes will result in incorrect measured values. Calibrate regularly before measuring. CAUTION When connecting an earthed PC/printer, measurements cannot be performed in earthed media as incorrect values would result. The RS232 and USB interfaces are not galvanically isolated.
Page 53: Measuring The Ion Concentration
ProLab 2000 Operation Preparatory activities Perform the following preparatory activities when you want to measure: Connect the ISE combination electrode to the meter. The pH/ISE measuring window is displayed. If necessary, select the ISE display (unit, mg/l) with <MODE>. Measure the temperature of the test sample using a thermometer.
Page 54: Settings For Ise Measurements
Operation ProLab 2000 Freeze the measured value with <SC>. The display switches to the display of the selected channel as necessary. In the status line, [SC] is displayed. With <MENU/OK> activate the Stability control function. [SC] flashes while the stability control is active.
Page 55: Calibrating For Ise Measurements
ProLab 2000 Operation Menu item Possible Description setting Calibration / Displays the calibration Calibration record record of the last calibration. Man. temperature -20 ... +130 °C Entry of the manually determined temperature. For measurements without temperature sensor only. 4.6.4 Calibrating for ISE measurements Why calibrate? Ion-selective electrodes age and are temperature-dependent.
Page 56 Operation ProLab 2000 Temperature while For precise ISE measurements the temperature difference between calibrating and measurement and calibration should not be greater that 2 K. Therefore, measuring adjust the temperature of the standard and measuring solutions accordingly. If the temperature difference is greater the [TempErr] warning appears in the measured value display.
Page 57 ProLab 2000 Operation Display Calibration Magnitude of the slope [mV] record 50.0 ... 70.0 or 25.0 ... 35.0 < 50 or > 70 Error Error < 25 or > 35 Eliminate the error according to chapter 6 W HAT TO DO IF...
Page 58 Operation ProLab 2000 Measure the temperature of the standard solution using a thermometer. Select the Set temperature setting with <▲><▼> and press <MENU/OK>. Set the temperature with <▲><▼> and press <MENU/OK>. Select Continue with <▲><▼> and press <MENU/OK>. The standard solution is measured.
Page 59 ProLab 2000 Operation Select the Set temperature setting with <▲><▼> and press <MENU/OK>. Set the temperature with <▲><▼> and press <MENU/OK>. Select Continue with <▲><▼> and press <MENU/OK>. The standard solution is measured. The measured value is checked for stability (Stability control).
Page 60 Operation ProLab 2000 You have the following options: Accept the new calibration values with <MENU/OK>. Subsequently, the calibration record is displayed and downloaded to the interface at the same time. To switch to the measured value display without accepting the new calibration values, press <MODE>...
Page 61: Conductivity
ProLab 2000 Operation Conductivity 4.7.1 General information You can measure the following variables: Conductivity Resistivity Salinity Total dissolved solids (TDS) The meter provides the following functions: AutoRange (automatic switchover of the measurement range). If a measuring range is exceeded, AutoRange causes the meter to automatically change to the next higher measuring range and back again.
Page 62: Measuring
Operation ProLab 2000 4.7.2 Measuring You can carry out conductivity measurements as follows: Perform the preparatory activities according to page 61. Immerse the conductivity measuring cell in the test sample. μS/cm 24.8 °C Selecting the You can switch between the following displays with <MODE>: displayed Conductivity [μS/cm] / [mS/cm]...
Page 63 ProLab 2000 Operation With <MENU/OK> activate the Stability control function. [SC] flashes while the stability control is active. As soon as a stable measured value is recognized, the current measurement data is downloaded to the interface. The measured values of all channels meeting the criterion for stability control are marked by SC.
Page 64: Temperature Compensation
Operation ProLab 2000 4.7.3 Temperature compensation The calculation of the temperature compensation is based on the preset reference temperature, 20 °C or 25 °C. It appears on the display as Tr20 or Tr25. You can select one of the following temperature compensation...
Page 65: Settings For Conductivity Measuring Cells
ProLab 2000 Operation 4.7.4 Settings for conductivity measuring cells Overview The following settings are possible for conductivity measuring cells: Measured parameter Reference temperature Temperature compensation TDS factor Calibration interval Measuring cell / cell constant Settings The settings are made in the measuring menu of the conductivity measurement.
Page 66 Operation ProLab 2000 Menu item Possible Description setting Temp. comp. (TC) / 0.000 ... Coefficient of the linear Linear coeff. 3.000 %/K temperature compensation. This setting is only available when the linear temperature compensation is set. TDS factor 0.40 ... 1.00...
Page 67: Determining The Cell Constant (Calibration In Control Standard)
ProLab 2000 Operation 4.7.5 Determining the cell constant (calibration in control standard) Why determine the cell Due to aging, the cell constant slightly changes. As a result, an inexact constant? measured value is displayed. Calibration determines the current value of the cell constant and stores this value in the instrument.
Page 68 Operation ProLab 2000 Sample record: Printing date 26.04.06 16:13 ProLab 2000 Ser. no. 06249876 USER ID: 1234567890 Calibration Cond Calibration date 20.04.06 10:14:03 LFOx1400-ID Ser. no. A062498765 USER ID: 1234567890 Cal interval 150 d Cell constant. 0.475 1/cm 25.0 °C...
Page 69 ProLab 2000 Operation <CAL> i Cell constant = 0.475 1/cm i Immerse sensor in solution Continue Immerse the conductivity measuring cell in the control standard solution, 0.01 mol/l KCI. Press <MENU/OK>. The measurement with stability control to determine the cell constant starts.
Page 70 Operation ProLab 2000 You have the following options: Accept the new calibration values with <MENU/OK>. Subsequently, the calibration record is displayed and downloaded to the interface at the same time. To switch to the measured value display without accepting the new calibration values, press <MODE> or <ESC>.
Page 71: Dissolved Oxygen
D.O. concentration D.O. saturation index ("D.O. saturation") D.O. partial pressure D.O. measurements with the ProLab 2000 can be carried out using the D.O. sensors, LFOx1400(-ID), 9009/6.(-ID) or Ox1400Stir(-ID). The stirrer of the Ox1400Stir(-ID) D.O. sensor has to be supplied with voltage separately using the NT/pH Mix 540 power supply.
Page 72: Measuring
Operation ProLab 2000 4.8.2 Measuring Perform the preparatory activities according to page 71. Immerse the D.O. sensor in the test sample. 7.29 mg/l 25.0 °C 26.04.06 10:37 Selecting the You can switch between the following displays with <MODE>: displayed D.O. concentration [mg/l] measured variable D.O.
Page 73 ProLab 2000 Operation Freeze the measured value with <SC>. The display switches to the display of the selected channel as necessary. In the status line, [SC] is displayed. With <MENU/OK> activate the Stability control function. [SC] flashes while the stability control is active.
Page 74: Settings For D.o. Sensors
Operation ProLab 2000 4.8.3 Settings for D.O. sensors Overview The following settings are possible for D.O. sensors: Salinity correction Salinity (salinity equivalent) Calibration interval Comparison measurement Settings The settings are made in the measuring menu of the D.O. measurement. To open the settings, activate the relevant measuring window in the measured value display and press the <MENU/OK>...
Page 75: Calibration
Sensors of different types can be calibrated separately from each other. When a sensor of one type is calibrated, the calibration data of the other types remain stored. The ProLab 2000 recognizes the type of the connected sensor and automatically uses the correct calibration data.
Page 76 Operation ProLab 2000 Sample record: Printing date 26.04.06 16:13 ProLab 2000 Ser. no. 06249876 USER ID: 1234567890 CALIBRATION Oxi Calibration date 20.04.06 10:14:03 LFOx1400-ID Ser. no. A062498765 USER ID: 1234567890 Cal. interval Relative slope 0.97 Sensor Note If non-ID sensors are used, the sensor type and series number are not output in the calibration record.
Page 77 ProLab 2000 Operation Put the D.O. sensor into the air calibration vessel. Connect the D.O. sensor to the meter. In the measured value display, select the D.O. measuring window with <▲><▼> and <MODE>. Start the calibration with <CAL>. The calibration display for the relevant sensor type appears.
Page 78 Operation ProLab 2000 LFOx1400-ID <CAL> i Relative slope = 0.98 i Sensor+++ Accept You have the following options: Accept the new calibration values with <MENU/OK>. Subsequently, the calibration record is displayed and downloaded to the interface at the same time.
Page 79 ProLab 2000 Operation Press <MENU/OK>. The measurement with stability control to determine the D.O. concentration starts. LFOx1400-ID <CAL> i Concentration = 8.5 mg/l i Temperature =24.8 °C Terminate stability control Wait for the end of the measurement with Stability control or accept the measured value with <MENU/OK>.
Page 80: Storage
Operation ProLab 2000 Storage You can transmit measured values (datasets) to the data storage in two ways: Manual storage (see page 81) Automatic storage at intervals (see page 82) Each storage process transmits the current dataset to the interface at the same time.
Page 81: Manual Storage
ProLab 2000 Operation 4.9.1 Manual storage Proceed as follows to transmit to the data storage and simultaneously download to the interface a measurement dataset: Open the menu for manual storage with <STO>. <STO> 1 of 646 - 26.04.2006 11:24:16 - pH 7.000 24.8 °C SC...
Page 82: Automatic Storage At Intervals
Operation ProLab 2000 4.9.2 Automatic storage at intervals The storage interval (Interval) determines the chronological interval between automatic storage processes. Each storage process transmits the current dataset to the interface at the same time. Configuring the automatic storage Open the menu for automatic storage with <STO >.
Page 83 ProLab 2000 Operation Data storage The two lower display lines indicate the use of the data storage administration calculated in advance for the selected settings: <STO_> SAMPLE ID Adjusted storage duration for the Interval 30 s entire dataset series Duration...
Page 84: Reading The Measurement Data Storage
Operation ProLab 2000 Terminating the Proceed as follows to switch off the automatic storage function before automatic storage the adjusted storage duration has expired: function prematurely With <STO > open the following window. Warning Stop automatic storage? Select and confirm Yes with <▲><▼> and <MENU/OK>.
Page 85 ProLab 2000 Operation Settings Menu item Setting/ Description function Data storage / Displays in pages all Manual data storage / measuring datasets that Display correspond to the filter settings (see menu Data filter). Further options: Scroll through the datasets with <▲><▼>.
Page 86 SAMPLE ID 0 ... 999 Selects all datasets with the specified SAMPLE ID. Display presentation 30.04.2006 11:24:16 (1) of a dataset ProLab 2000: 06249876 USER ID: 1234567890 A 161 1M-BNC-ID: A062498765 SAMPLE ID:1 - pH 7.000 24.8 °C SC Sample printout 26.04.06...
Page 87: Erasing The Data Storage
ProLab 2000 Operation Quitting the display To quit the display of stored measuring datasets, you have the following options: Switch directly to the measured value display with <MODE>. Quit the display and move to the next higher menu level with <ESC>...
Page 88 Operation ProLab 2000 Menu item Setting/ Description function Data storage / Displays in pages all calibration Calibration data records of all sensors. storage /Display Further options: Scroll through the calibration records with <▲><▼>. Output the displayed calibration record to the interface with <PRINT>.
Page 89: Transmitting Data (To A Pc Or Printer)
ProLab 2000 Operation 4.10 Transmitting data (to a PC or printer) The meter has two interfaces: RS232 interface (serial port) USB interface (device) Via both interfaces, you can transmit data to a PC and update the meter software. The RS232 interface enables to transmit data to an external serial printer.
Page 90: Usb Interface (Device)
Install the USB driver on the PC. Follow the Windows installation instructions as necessary. Connect the ProLab 2000 to the PC via the USB interface. The meter is listed as a virtual COM interface among the connections in the Windows instrument manager.
Page 91: Options For Data Transmission
ProLab 2000 Operation 4.10.3 Options for data transmission Via the RS 232 interface, you can transmit data to a PC or external printer. The following table shows which data is transmitted to the interface in which way: Data Control Operation / description...
Page 92: Operation With Multilab Pilot
Operation ProLab 2000 4.10.4 Operation with MultiLab pilot With the aid of the MultiLab pilot software, you can record and evaluate measuring data with a PC. The data is transmitted after the meter was connected to the RS232 serial interface (COM port) or the USB interface of the PC.
Page 93 ProLab 2000 Operation Cond The following settings for conductivity measurements are reset to the default settings with the Reset function: Setting Default settings Cal. interval 150 d Measured parameter Cell constant (c) 0.475 cm (calibrated) 0.475 cm (set up) Temperature compensation Reference temperature 25 °C...
Page 94: Resetting The System Settings
Operation ProLab 2000 4.11.2 Resetting the system settings The following system settings can be reset to the delivery status: Setting Default settings Language Deutsch Temperature unit °C Beep Baud rate 4800 Baud Output format ASCII Contrast 40 % Illumination The system settings are reset under the System / Reset menu item in the system menu.
Page 95: Maintenance, Cleaning, Disposal
ProLab 2000 Maintenance, cleaning, disposal Maintenance, cleaning, disposal Maintenance The only maintenance activity required is replacing the batteries. Note For maintenance of the measuring cells and electrodes refer to the relevant operating manuals. Replacing the batteries Using a screw driver, unscrew the screws (2) of the lid of the battery compartment.
Page 96: Cleaning
Maintenance, cleaning, disposal ProLab 2000 CAUTION Make sure that the poles of the batteries are the right way round. ± ± signs on the batteries must correspond to the signs in the battery compartment. Only use leakproof alkaline manganese batteries.
Page 97: What To Do If
ProLab 2000 What to do if... What to do if... pH and ORP measurement Error message Cause Remedy Err1 pH electrode: – Measured value outside the – Use a suitable electrode measuring range – Air bubble in front of the –...
Page 98 What to do if... ProLab 2000 Cause Remedy Buffer solutions: – Incorrect buffer solutions – – Change buffer solutions – Buffer solutions too old – Use only once. Note the shelf life – Buffer solutions depleted – Change buffer solutions...
Page 99: Ise Measurement
ProLab 2000 What to do if... Cause Remedy – Measurement procedure not – Follow special procedure suitable CalClock flashes Cause Remedy – Calibration interval expired – Recalibrate the measuring system ISE measurement Error message Err1 Cause Remedy – Measuring range exceeded –...
Page 100: Conductivity Measurement
What to do if... ProLab 2000 Warning [TempErr] Cause Remedy – Temperature difference – Adjust the temperature of between measurement and the test sample calibration greater than 2 K. Warning [ISEErr] Cause Remedy – Electrode voltage outside – Recalibrate calibrated range...
Page 101 ProLab 2000 What to do if... Error message, OFL Cause Remedy – Measuring range exceeded – not possible Error message, Error Cause Remedy (invalid D.O. sensor: calibration) – Electrolyte solution depleted – Regenerate probe – Membrane contaminated – Clean membrane –...
Page 102: General Errors
What to do if... ProLab 2000 Cause Remedy – The carbon dioxide pressure is – Measuring not possible too high (> 1 bar) CalClock flashes Cause Remedy – Calibration interval expired – Recalibrate the measuring system General errors Meter does not react...
Page 103: Technical Data
ProLab 2000 Technical data Translation of the legally binding German version Stand October 30, 2009 Technical data General data Dimensions approx. 240 x 280 x 70 mm Weight approx. 2.5 kg (without power pack) Mechanical structure Type of protection IP 54...
Page 104: Measuring Ranges, Resolution, Accuracy
Technical data ProLab 2000 Translation of the legally binding German version Stand October 30, 2009 Instrument safety EC guideline 2006/95/EC EN 61010-1 ANSI/UL 61010-1 CAN/CSA-C22.2 No. 61010-1 Radio data EC guideline 1999/5/EC transmission EN 300 330-2 EN 50364 EN 60950-1...
Page 105: Ise
ProLab 2000 Technical data Translation of the legally binding German version Stand October 30, 2009 7.2.2 ISE Measuring ranges, Variable Measuring range Resolution resolution ISE [mg/l] 0.000 ... 10.000 0.001 0.00 ... 100.00 0.01 0.0 ... 1000.0 0 ... 2000...
Page 106 Technical data ProLab 2000 Translation of the legally binding German version Stand October 30, 2009 Cell constants Cell constant C Values Can be calibrated in 0.450 ... 0.500 cm the ranges 0.585 ... 0.715 0.800 ... 1.200 cm Adjustable 0.010 cm (fixed) 0.090 ...
Page 107: Dissolved Oxygen
ProLab 2000 Technical data Translation of the legally binding German version Stand October 30, 2009 7.2.4 Dissolved oxygen Measuring ranges, resolution Variable Measuring range Resolution D.O. concentration 0 ... 20.00 0.01 [mg/l] 0 ... 90.0 Saturation [%] 0 ... 200.0 0 ...
Page 108 Technical data ProLab 2000 Translation of the legally binding German version Stand October 30, 2009 FCC Class A Equipment Statement Note: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules.
Page 109: Lists
ProLab 2000 Lists Lists This chapter provides additional information and orientation aids. Abbreviations The list of abbreviations explains the indicators and abbreviations that appear on the display and in the manual. Specialist terms The glossary briefly explains the meaning of the specialist terms.
Page 110 Lists ProLab 2000 Abbreviations Conductivity value (international γ) °C Temperature unit, degrees Celsius °F Temperature unit, degrees Fahrenheit Cell constant [cm ] (internat. k) Automatic calibration using a selected buffer set Hour Year Linear temperature compensation LoBat Batteries almost empty (Low battery)
Page 111 ProLab 2000 Lists Glossary Adjusting To manipulate a measuring system so that the relevant value (e. g. the displayed value) differs as little as possible from the correct value or a value that is regarded as correct, or that the difference remains within the tolerance.
Page 112 Lists ProLab 2000 Molality Molality is the quantity (in Mol) of a dissolved substance in 1000 g solvent. Offset potential The measurable potential of a symmetrical electrode, the membrane of which is immersed in a solution with the pH of the nominal electrode zero point.
Page 113 ProLab 2000 Lists Temperature Value of the slope of a linear temperature function. coefficient Temperature Name of a function that considers the temperature influence on the compensation measurement and converts it accordingly. Depending on the measured parameter to be determined, the temperature compensation functions in different ways.
Page 114 Lists ProLab 2000 Trademarks used Trademark Owner of the trademark Merck Merck KGaA Mettler Toledo Mettler Toledo Fisher Fisher Scientific Company Fluka Fluka AG Radiometer Radiometer Baker Mallinckrodt Baker, Inc. Metrohm Metrohm AG Beckman Beckman Instruments, Inc. Hamilton Hamilton Company Corporation...
Page 115: Index
ProLab 2000 Index Index ........75 .......... 10 Air calibration vessel Key functions .........17 ............10 Authorized use Keys ........95 ......23 Battery compartment Measured value display Measured value memory ........... 84 Edit ......47 Measurement accuracy Calibration Measurement data storage ...........55...
Page 116 Index ProLab 2000 ........18 Safe operation ............ 17 Safety ........11 Sample display ............ 80 Saving ........82 at intervals .......... 82 automatic ..........81 manual ........19 Scope of delivery Single-point calibration ............ 49 Slope ..........55 ..........43, 67 ......
Page 117: Appendix
If necessary, change the language in the language menu. Firmware update Connect the ProLab 2000 to a USB interface (virtual COM port) of the PC with the aid of the USB interface cable. Connect the ProLab 2000 to a serial interface (COM port) of the PC with the aid of the Z390 interface cable.
Page 118 ProLab 2000 Disconnect the ProLab 2000 from the PC. The ProLab 2000 is ready for operation. After switching the meter off and on you can check whether the meter has taken over the new software version. ba75577e03 11/2009...
Page 119: Menus
ProLab 2000 Menus A.2.1 Data storage Storage & config (<MENU/OK >) – Data storage – Manual data storage (<RCL>) – Display – Output to RS232/USB – Data filter – Filter – No filter – Date & SAMPLE ID – SAMPLE ID –...
Page 120: Display
ProLab 2000 A.2.2 Display Storage & config (<MENU/OK >) – Data storage (see page 119) – Display – pH : On /Off – Cond : On /Off – Oxi : On /Off – Time : On /Off – Date : On /Off –...
Page 121: Sto
ProLab 2000 A.2.4 <STO > <STO > (<STO >) – SAMPLE ID 1 ... 999 – Interval : 1 s, 5 s, 10 s, 30 s, 1 min, 5 min, 10 min, 15 min, 30 min, 60 min – Duration : 1 min ... x min A.2.5 pH/U...
Page 122: Ise
ProLab 2000 A.2.6 ISE ISE (<MENU/OK>) – Calibration – Calibration record – Man. temperature : -20 ... +130 °C A.2.7 Conductivity Conductivity, Resistance, TDS, SAL (<MENU/OK>) – Calibration – Calibration record – Calibration interval : 1 ... 999 d – Reset –...
Page 123 ProLab 2000 – Salinity : 0.0 ... 70.0 ba75577e03 11/2009...
Page 124 ProLab 2000 ba75577e03 11/2009...
Page 125 SI Analytics GmbH Postfach 2443 D-55014 Mainz Hattenbergstr. 10 D-55122 Mainz Telefon +49 (0) 61 31/66 5111 Telefax +49 (0) 61 31/66 5001 Email: support@ si-analytics.com Internet: www.si-analytics.com...

SCHOTT Instruments ProLab 2000 Operating Manual

1 Overview

2 Safety

3 Commissioning

4 Operation

5 Maintenance, Cleaning, Disposal

6 What to Do if

7 Technical Data

8 Lists

9 Index

Appendix

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