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Operating manual
®
VWR
pH 1100 L - pH Meter
EU cat. no
NA cat. no
662-1657
76460-488
ba77068e05
05/2021

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  • Page 1 Operating manual ® pH 1100 L - pH Meter EU cat. no NA cat. no 662-1657 76460-488 ba77068e05 05/2021...
  • Page 2 pH 1100 L Legal Address of Manufacturer: Europe United States VWR International BV VWR International LLC Researchpark Haasrode 2020 100 Matsonford Rd Geldenaaksebaan 464 Radnor, PA 19087 B-3001 Leuven +1 800-932-5000 +32 16 385011 www.vwr.com http://be.vwr.com Importer to UK: VWR International Ltd Hunter Boulevard, Magna Park Lutterworth, Leicestershire, LE17 4XN http://uk.vwr.com...
  • Page 3: Table Of Contents

    pH 1100 L Contents pH 1100 L - Contents Safety ........5 Authorized use .
  • Page 4 Contents pH 1100 L 5.4.6 Calibration interval ..... . . 37 5.4.7 Carrying out automatic calibration (AutoCal) . . . 37 5.4.8 Carrying out a manual calibration (AnyCal) .
  • Page 5: Safety

    pH 1100 L 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 man- ual before working with the meter. The operating manual must always be available within the vicinity of the meter.
  • Page 6: Authorized Use

    Safety pH 1100 L Authorized use This meter is authorized exclusively for pH and ORP measurements in a laboratory environment. The technical specifications as given in chapter 3 T must ECHNICAL DATA be observed. Only the operation and running of the meter according to the instructions given in this operating manual is authorized.
  • Page 7 pH 1100 L Safety Safe operation If safe operation is no longer possible, the meter must be taken out of service and secured against inadvertent operation! Safe operation is no longer possible if the meter:  has been damaged in transport ...
  • Page 8: Overview

    Overview pH 1100 L Overview The compact pH 1100 L precision pH meter enables you to perform pH measurements rapidly and reliably. The pH 1100 L 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.
  • Page 9: Keypad

    pH 1100 L Overview Keypad In this operating manual, keys are indicated by brackets <..> . <OK> The key symbol (e.g. ) 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. <OK >...
  • Page 10: Display

    Overview pH 1100 L Display 6.093 25.0 °C HOLD 15.03.2014 USB output Menu 10:00 1 Status information 2 Measured value (with unit) 3 Measured parameter 4 Sensor symbol (calibration evaluation, calibration interval) 5 Measured temperature (with unit) 6 Status line 7 Softkeys and date + time Function display AutoCal...
  • Page 11: Connectors

    pH 1100 L Overview Connectors 1 pH electrode 2 Reference electrode / temperature sensor 3 Reference electrode / temperature sensor 4 USB B (device) interface 5 Power pack 6 Service interface Caution Only connect sensors to the meter that cannot return any voltages or currents that are not allowed (>...
  • Page 12: Technical Data

    Technical data pH 1100 L Technical data General data Dimensions ca. 240 x 190 x 80 mm Weight Approx. 1.0 kg Mechanical structure Type of protection IP 43 Electrical safety Protective class Test certificates Ambient Storage - 25 °C ... + 65 °C conditions Operation -10 °C ...
  • Page 13: Measuring Ranges, Resolution, Accuracy

    pH 1100 L Technical data EU directive 2014/30/EU Meter safety EN 61010-1 IP protection class EN 60529 RoHS EU directive 2011/65/EU Measuring ranges, resolution, accuracy Measuring ranges, Variable Measuring range Resolution resolution - 2.0 ... + 20.0 - 2.00 ... + 20.00 0.01 - 2.000 ...
  • Page 14 Technical data pH 1100 L account additionally. ba77068d05 05/2021...
  • Page 15: Commissioning

    pH 1100 L Commissioning Commissioning Scope of delivery  pH meter pH 1100 L  4 batteries 1.5 V Mignon type AA  Power pack  Stand  Stand holder  Short instructions  CD-ROM with – USB drivers – detailed operating manual –...
  • Page 16: Connecting The Power Pack

    Commissioning pH 1100 L Open the battery compartment (1) on the underside of the meter. 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.
  • Page 17: Setting The Date And Time

    pH 1100 L Commissioning Note The 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 5.3.1).
  • Page 18: Operation

    Operation pH 1100 L Operation Switching on the meter <On/Off> Switching on Press the key. The meter performs a self-test. The display shows the manufacturer's logo while the self-test is being performed. The measured value display appears. 6.949 25.0 °C 15.03.2014 Menu USB output...
  • Page 19: General Operating Principles

    pH 1100 L Operation General operating principles This section contains basic information on the operation of the pH 1100 L. Operating elements, An overview of the operating elements and the display is given in sec- display tion 2.1 and section 2.2. Operating modes, An overview of the operating modes and navigation of the pH 1100 L is navigation...
  • Page 20: Navigation

    Operation pH 1100 L 5.2.2 Navigation Measured value display In the measured value display, you can <F1>  open the menu for calibration and measurement settings with (short keystroke)  open the system menu with the sensor-independent settings by <F1> <F1__>...
  • Page 21 pH 1100 L Operation  Functions Functions are designated by the name of the function. They are <OK> immediately carried out by confirming with Example: Display the Calibration record function. Calibration record Calibration data storage Buffer One point calibration Calibration interval Unit for slope mV/pH 4.00 7.00 10.00 (20 °C)
  • Page 22: Navigation Example 1:Setting The Language

    Operation pH 1100 L 5.2.3 Navigation example 1:Setting the language <On/Off> Press the key. The measured value display appears. The instrument is in the measuring mode. 6.949 25.0 °C 15.03.2014 Menu USB output 08:00 <F1__> Using /[Menu], open the Storage & config menu. The instrument is in the setting mode.
  • Page 23 pH 1100 L Operation System General Interface Clock Service information Reset 15.03.2014 Back 08:00 < >< >   Select the General submenu with The current selection is displayed with a frame. <OK> Open the General submenu with General Language: Deutsch Beep Illumination...
  • Page 24: Example 2 On Navigation: Setting The Date And Time

    Operation pH 1100 L <OK> Confirm the setting with The meter switches to the measuring mode. The selected language is active. 5.2.4 Example 2 on navigation: Setting the date and time The meter has a clock with a date function. The date and time are indi- cated in the status line of the measured value display.
  • Page 25 pH 1100 L Operation Clock Date format dd.mm.yyyy Date 15.03.2014 Time 14:53:40 15.03.2014 Back 08:00 < >< > <OK>   Change and confirm the setting with The minutes are highlighted. < >< > <OK>   Change and confirm the setting with The seconds are highlighted.
  • Page 26: Sensor-Independent Settings

    Operation pH 1100 L Sensor-independent settings The Storage & config menu comprises the following settings:  System (see section 5.3.1).  Data storage (see section 5.3.2) 5.3.1 System Overview The following sensor-independent meter characteristics can be adjusted in the Storage & config/System menu: ...
  • Page 27: Data Storage

    pH 1100 L Operation Menu item Setting Explanation System / Interface / ASCII Output format for data Output format transmission For details, see section 5.6 System / Interface / Dot (xx.x) Decimal separator Decimal separator Comma (xx,x) System / Interface / Output of a header for Out- Output header put format: CSV...
  • Page 28: Ph Value / Orp Voltage

    Operation pH 1100 L pH value / ORP voltage 5.4.1 General information You can measure the following parameters:  pH value [ ]  ORP [mV] Attention When a grounded PC is connected, measurements cannot be per- formed in grounded media as incorrect values would result. The USB-A (Device) is not galvanically isolated.
  • Page 29: Measuring The Ph Value

    pH 1100 L Operation 5.4.2 Measuring the pH value Perform the preparatory activities according to section 5.4.1. Immerse the pH electrode in the test sample. 6.949 25.0 °C 15.03.2014 Menu USB output 08:00 <MODE> Select the pH or mV display with Stability control The stability control function (AutoRead) continually checks the stability (AutoRead )
  • Page 30: Measuring The Orp

    Operation pH 1100 L <HOLD> Release the frozen measured value again with <MODE> The [HOLD] status display disappears. The display switches back to the previous indication. 5.4.3 Measuring the ORP Note ORP electrodes are not calibrated. However, you can check ORP elec- trodes using a test solution.
  • Page 31: Settings For Ph And Orp Measurements

    pH 1100 L Operation Measured Time interval Stability during the time parameter interval 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. The actual duration is mostly longer. HOLD function <HOLD>...
  • Page 32 Operation pH 1100 L Menu item Possible Explanation setting Calibration / Buffer Buffer sets to be used for AnyCal pH calibration. NIST/DIN More buffers and details, TEC 2 see section 5.4.5. Calibration / Calibra- Displays the last calibra- tion data storage tion records.
  • Page 33: Ph Calibration

    pH 1100 L Operation Menu item Possible Explanation setting Temperature unit °C Temperature unit, °F degrees Celsius or degrees Fahrenheit. All temperature values are displayed with the selected unit. Resolution pH 0.001 Resolution of the pH dis- 0.01 play: Resolution mV Resolution of the mV dis- play: Stability control...
  • Page 34 Operation pH 1100 L Buffer set * pH values TEC EU 2.00 20 °C Technical buffers EU 4.00 7.00 10.00 1.68 TEC US 25 °C 4.01 Technical buffers US 7.00 10.01 12.45 AnyCal NIST/DIN 1.679 25 °C DIN buffers according to DIN 4.006 19266 and NIST Traceable 6.865...
  • Page 35 pH 1100 L 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 values Displayed calibration data ...
  • Page 36 Operation pH 1100 L Sample record 30.03.2014 15:55 pH 1100 L Ser. no. 08502113 CALIBRATION pH AutoCal TEC Buffer 1 4.00 Buffer 2 7.00 Buffer 3 10.00 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...
  • Page 37: Calibration Interval

    pH 1100 L Operation Preparatory activities Perform the following preparatory activities when you want to calibrate: Connect the 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 38 Operation pH 1100 L is automatically finished with the measurement of buffer solution 1 and the calibration record is displayed. In the measured value display, select the measured parameter <MODE> pH or mV with <CAL> Start the calibration with The calibration display for the first buffer appears (voltage dis- play).
  • Page 39 pH 1100 L Operation If necessary, finish the calibration procedure as a single-point <MODE> calibration with The calibration record is displayed. Note For single-point calibration, the instrument uses the Nernst slope (-59.2 mV/pH at 25 °C) and determines the zero point of the electrode. Continuing with two- Thoroughly rinse the electrode with deionized water.
  • Page 40: Carrying Out A Manual Calibration (Anycal)

    Operation pH 1100 L When measuring without temperature sensor: Measure the temperature of the buffer manually and enter it < >< >   with <OK> Start the measurement with The measured value is checked for stability (stability control). The [AR] status indicator is displayed. The measured parame- ter flashes.
  • Page 41 pH 1100 L Operation In the measured value display, select the measured parameter <MODE> pH or mV with <CAL> Start the calibration with The calibration display appears. Buffer 24.8 °C AnyCal 15.03.2014 08:00 Thoroughly rinse the electrode with deionized water. Immerse the electrode in buffer solution 1.
  • Page 42 Operation pH 1100 L Buffer 7.000 24.8 °C AnyCal 15.03.2014 08:00 Set the nominal buffer value for the measured temperature with < >< >   <OK> Accept the calibration value with The calibration display for the next buffer appears (voltage dis- play).
  • Page 43 pH 1100 L Operation Buffer 4.035 24.8 °C AnyCal 15.03.2014 08:00 Set the nominal buffer value for the measured temperature with < >< >   <OK> Accept the calibration value with The calibration display for the next buffer appears (voltage dis- play).
  • Page 44: Displaying Calibration Records

    Operation pH 1100 L Set the nominal buffer value for the measured temperature with < >< >   <OK> Accept the calibration value with The calibration display for the next buffer appears (voltage dis- play). <MODE> to finish calibration or <OK>...
  • Page 45: Data Memory

    pH 1100 L Operation Menu item Setting/ Explanation function Calibration / Outputs the calibration records Calibration data stor- to the interface. age / Output to USB Data storage / Calibration data stor- age / Output to USB Example 30.03.2014 15:55 pH 1100 L Ser.
  • Page 46: Manual Storage

    Operation pH 1100 L  AutoRead info: AR appears with the measured value if the Auto- Read criterion was met while storing (stable measured value). Oth- erwise, the AR display is missing.  Calibration evaluation: +++, ++, +, -, or no evaluation Storage locations The pH 1100 L meter has two measurement data memories.
  • Page 47: Automatic Storage At Intervals

    pH 1100 L Operation If the memory is full The following window appears if all 200 storage locations are occupied: Warning Data storage full. Erase? 15.03.2014 Back 08:00 You have the following options:  To erase the entire storage, confirm Yes. ...
  • Page 48 Operation pH 1100 L Menu item Possible setting Explanation ID number 1 ... 10000 ID number for the dataset series. Interval 1 s, 5 s, 10 s, Storage interval. 30 s, 1 min, 5 min, 10 min, The lower limit of the stor- 15 min, 30 min, age interval can be 60 min...
  • Page 49: Editing The Measurement Data Memory

    pH 1100 L Operation Energy saving mode If the automatic storing function is active, the meter provides an energy ([Eco mode]) 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).
  • Page 50 Operation pH 1100 L <RCL> Open the manual or automatic storage directly with the <RCL__ > key. Note The settings are explained here using the manual data memory as an example. The same settings and functions are available for the auto- matic data memory.
  • Page 51: Erasing The Measurement Data Memory

    pH 1100 L Operation Example 30.03.2014 09:56:20 pH 1100 L Ser. no. 08502113 ID number 2 6.012 24.8 °C, AR, +++ ________________________________________ 30.03.2014 10:56:20 pH 1100 L Ser. no. 08502113 ID number 2 6.012 24.8 °C, AR, +++ ________________________________________ Quitting the display To quit the display of stored measurement datasets, you have the fol- lowing options: <MODE>...
  • Page 52: Transmitting Data (Usb Interface)

    Operation pH 1100 L Transmitting data (USB interface) 5.6.1 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: Data Control Operation / description <F2>...
  • Page 53: Connecting A Pc

    pH 1100 L Operation 5.6.2 Connecting a PC Connect the pH 1100 L to the PC via the USB interface. Attention The USB interface is not galvanically isolated. When a grounded PC is connected, measurements cannot be per- formed in grounded media as incorrect values would result. Installation of the USB System requirements of the PC for installation of the USB driver: driver on the PC...
  • Page 54: Reset

    Operation pH 1100 L Reset You can reset (initialize) all sensor settings and sensor-independent settings separately from each other. 5.8.1 Resetting the measurement settings Note The calibration data are reset to the default settings together with the measuring parameters. Recalibrate after performing a reset. The following settings for pH measurements are reset to the default settings with the Reset function: Setting...
  • Page 55: Resetting The System Settings

    pH 1100 L Operation 5.8.2 Resetting the system settings The following system settings can be reset to the default status: Setting Default settings Language English Beep Baud rate 4800 Baud Output format ASCII Contrast 50 % Illumination Auto Switchoff time The system settings are reset in the menu, Storage &...
  • Page 56: Maintenance, Cleaning, Disposal, Accessories

    Maintenance, cleaning, disposal, accessories pH 1100 L Maintenance, cleaning, disposal, accessories Maintenance The only maintenance activity required is replacing the batteries. Note See the relevant operating manuals of the electrodes for instructions on maintenance. 6.1.1 Replacing the batteries Open the battery compartment (1) on the underside of the meter.
  • Page 57: Cleaning

    pH 1100 L Maintenance, cleaning, disposal, accessories Place four batteries (type Mignon AA) in the battery compart- ment. Close the battery compartment. Cleaning Occasionally wipe the outside of the measuring instrument with a damp, lint-free cloth. Disinfect the housing with isopropanol as required.
  • Page 58: Accessories

    Maintenance, cleaning, disposal, accessories pH 1100 L Accessories 6.5.1 General information Order no. (Catalogue No.) Accessories Storage tube 662-1167 89236-592 COMMUNICATION KIT 662-1225 76470-840 (CD-ROM, USB cable, Manual) Articulated stand for 4 electrodes and 662-1169 temperature sensor Storage vessel 662-1248 6.5.2 pH / ORP Order no.
  • Page 59 pH 1100 L Maintenance, cleaning, disposal, accessories Order no. (Catalogue No.) Electrodes (pH) pHenomenal MIC 220 662-1163 PH ELECTRODE PHENOMENAL MICRO REFILL BNC pHenomenal SPEAR 220 662-1164 PH ELECTRODE PHENOMENAL COMB. SPEAR TYPE pHenomenal LS 221 662-1247 76460-462 PH ELEKTRODE PHENOMENAL 3IN1 GLAS 1M GENERAL PH EKTRODE GEL EPOXY 662-1382...
  • Page 60 Maintenance, cleaning, disposal, accessories pH 1100 L Solutions Buffer pH 4 AVS TITRINORM, 100 32095.184 Buffer pH 7 AVS TITRINORM, 100 32096.187 Buffer pH 10 AVS TITRINORM, 32040.185 100 ml Buffer NIST pH 4.01, 30 x 30 ml 1.99001.0001 - Buffer NIST pH 7, 30 x 30 ml 1.99002.0001 - Buffer NIST pH 10, 30 x 30 ml...
  • Page 61: What To Do If

    pH 1100 L What to do if... What to do if... Error message Cause Remedy OFL, UFL pH electrode: – Measured value outside the – Use suitable electrode measuring range – Air bubble in front of the junc- – Remove air bubble tion –...
  • Page 62 What to do if... pH 1100 L No stable measured Cause Remedy value pH electrode: – Junction contaminated – Clean the junction – Membrane contaminated – Clean membrane Test sample: – pH value not stable – Measure with air excluded if necessary –...
  • Page 63 pH 1100 L What to do if... Obviously incorrect Cause Remedy measured values pH electrode: – pH electrode unsuitable – Use suitable electrode – Temperature difference – Adjust temperature of buf- between buffer and test sam- fer or sample solutions ple too great –...
  • Page 64: Firmware Update

    Firmware update pH 1100 L Firmware update General information Available firmware updates are provided on the Internet. With the "Firmware Update " program and a PC you can update the firmware of the pH 1100 L to the newest version. For the update you have to connect the meter to a PC.
  • Page 65: Lists

    pH 1100 L Lists Lists This chapter provides additional information and orientation aids. Specialist terms The glossary briefly explains the meaning of the specialist terms. How- ever, terms that should already be familiar to the target group are not described here. Index The index will help you to find the topics that you are looking for.
  • Page 66 Lists pH 1100 L The ORP is caused by oxidizing or reducing substances dissolved in water if these substances become effective on an electrode surface (e.g. a gold or platinum surface). pH value The pH value is a measure of the acidic or basic effect of an aqueous solution.
  • Page 67 pH 1100 L Lists Index Authorized use ..... . . 6 Keys ....... 9 Automatic switch-off function .
  • Page 68 Lists pH 1100 L Manual ......46 Temperature measurement pH ......28 Three-point calibration pH .
  • Page 69: Technical Service

    pH 1100 L Technical service Technical service Web resources Visit the VWR website at www.vwr.com for:  Complete technical service contact information  Access to VWR’s Online Catalogue, and information about accesso- ries and related products  Additional product information and special offers Contact us: For information or technical assistance contact your local VWR repre- sentative or visit www.vwr.com.
  • Page 70 Compliance with local laws and regulations pH 1100 L ba77068e05 05/2021...
  • Page 72 Local VWR offices in Europe and Asia Pacific Hungary Austria Poland VWR Interna onal Kft. VWR Interna onal GmbH VWR Interna onal Sp. z o.o. Simon László u. 4. Graumanngasse 7 Limbowa 5 4034 Debrecen 1150 Vienna 80-175 Gdansk Tel.: +36 (52) 521-130 Tel.: +43 01 97 002 0 Tel.: +48 58 32 38 2 0 0 info.hu@vwr.com...

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