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Overview

Cond 7310

ba75933e04

06/2013

Overview

1.1

Cond 7310 meter

The Cond 7310 compact precision conductivity meter enables you to perform
conductivity measurements quickly and reliably.

The Cond 7310 provides the maximum degree of operating comfort, reliability
and measuring certainty for all applications.

The USB interface can be used for data transmission to a PC and for software
updates of the meter.

1 Keypad
2 Display
3 Socket field

Summary of Contents for Cond 7310

Page 1: ...OPERATING MANUAL ba75933e04 06 2013 Cond 7310 CONDUCTIVITY METER Cond 7310P Cond 7310 Printermodul...

Page 2: ...Copyright Weilheim 2013 WTW GmbH Reproduction in whole or even in part is prohibited without the express written permission of WTW GmbH Weilheim Printed in Germany For the most recent version of the m...

Page 3: ...3 1 Scope of delivery 10 3 2 Power supply 10 3 3 Initial commissioning 10 3 3 1 Inserting the batteries 11 3 3 2 Connecting the power pack 12 3 3 3 Mounting the stand 12 4 Operation 13 4 1 General ope...

Page 4: ...3 6 3 1 Resetting the measurement settings 33 6 3 2 Resetting the system settings 34 7 Data storage 35 7 1 Manual data storage 35 7 2 Automatic data storage at intervals 36 7 3 Measurement data storag...

Page 5: ...2 Replacing the batteries 46 10 2 Cleaning 47 10 3 Packing 47 10 4 Disposal 47 11 What to do if 48 11 1 Conductivity 48 11 2 General information 48 12 Technical data 50 12 1 Measuring ranges resoluti...

Page 6: ...bles you to perform conductivity measurements quickly and reliably The Cond 7310 provides the maximum degree of operating comfort reliability and measuring certainty for all applications The USB inter...

Page 7: ...7310 meter and a suitable sensor Suitable sensors are conductivity measuring cells The information concerning the printer of the Cond 7310P is given in a separate chapter see section 9 PRINTER ONLY CO...

Page 8: ...where goods might be damaged if the actions mentioned are not taken 2 1 2 Safety signs on the meter Note all labels information signs and safety symbols on the meter and in the battery compartment A...

Page 9: ...ints for safe operation The meter may only be operated according to the authorized use specified above The meter may only be supplied with power by the energy sources mentioned in this operating manua...

Page 10: ...y The Cond 7310 is supplied with power in the following ways Mains operation with the supplied power pack Battery operation 4 x alkaline manganese batteries type AA USB operation via a connected USB B...

Page 11: ...Battery compartment 1 Open the battery compartment 1 on the underside of the meter CAUTION Make sure that the poles of the batteries are positioned cor rectly The signs on the batteries must correspon...

Page 12: ...ine voltage at the operating site must lie within the input voltage range of the original power pack see section 12 TECH NICAL DATA page 50 CAUTION Use original power packs only see section 12 TECHNIC...

Page 13: ...for system settings On Off Switches the meter on or off M Selects the measured parameter Quits the settings CAL CAL_ Calls up the calibration procedure Displays the calibration data STO STO_ Saves a m...

Page 14: ...ed parameter 4 Sensor symbol calibration evaluation calibration interval 5 Measured temperature with unit 6 Status information meter 7 Softkeys and date time AR Stability control AutoRead is active HO...

Page 15: ...cannot return any voltages or currents that are not allowed SELV and current circuit with current limiting Almost all customary measuring cells fulfill these conditions 1 Switch the meter on with On...

Page 16: ...switch the display illumination on or off see section 6 2 1 SYSTEM page 32 4 4 Navigation The principles of navigation in menus and dialogs are explained in the following sections 4 4 1 Operating mod...

Page 17: ...vailable in other operating situations 4 4 3 Menus and dialogs setting mode The menus for settings and dialogs in procedures contain further subelements To select a subelement use the keys The current...

Page 18: ...ed Example 4 4 4 Example 1 on navigation Setting the language 1 Press the On Off key The measured value display appears The instrument is in the measuring mode Language Deutsch Beep Off Illumination O...

Page 19: ...isplayed with a frame 4 Open the System submenu with ENTER 5 Select the General submenu with The current selection is displayed with a frame 6 Open the General submenu with ENTER 1417 S cm 25 0 C Tr25...

Page 20: ...splays Current date and time Calibration date Identification of stored measured values Therefore check the time at regular intervals 7 Open the setting mode for the Language with ENTER 8 Select the re...

Page 21: ...p 3 Select and confirm the Time menu with and ENTER The hours are highlighted 4 Change and confirm the setting with and ENTER The minutes are highlighted 5 Change and confirm the setting with and ENTE...

Page 22: ...e connected conductivity measuring cell If necessary correct the settings The selection of the measuring cell and the setting of the cell con stant is done in the measurement settings menu for conduct...

Page 23: ...function is active You can terminate the Stability control function and the HOLD func tion with AR or M at any time 2 Using ENTER activate the Stability control function manually The AR status indica...

Page 24: ...istics 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 Thus you should calibrate at regular inte...

Page 25: ...To open it press the CAL_ key in the measured value display 1 Connect the conductivity measuring cell to the measuring instrument 2 In the measured value display select the conductivity parameter wit...

Page 26: ...cord Menu item Setting func tion Description Calibration Calibration data stor age Display or Data storage Calibration data stor age Display Displays the calibration record Further options Scroll thro...

Page 27: ...Cond 7310 Conductivity ba75933e04 06 2013 27 Calibration record example inoLab Cond 7310 Ser no 11292113 CALIBRATION Cond 01 07 2011 16 13 33 Ser no 10501234 Cell constant 0 479 1 cm 25 0 C Sensor...

Page 28: ...tion Calibration Calibration data storage Display Displays the calibration record Further options Scroll through the calibration records with Output the displayed calibration record to the interface w...

Page 29: ...ll nominal cell constant 0 010 cm 1 The cell constant is permanently set man Any measuring cells with freely adjust able cell constants in the range 0 250 25 000 cm 1 Measurement Measuring cell Cell c...

Page 30: ...ent Stability control On Off Switches on or off the automatic stabil ity control during measurement see section Stability control AutoRead HOLD function page 23 Measurement Temperature unit C F Temper...

Page 31: ...ctor to calculate the total dissolved solids is set to 1 00 in the delivery condition You can adjust this factor to meet your requirements in the range 0 40 1 00 The factor is set in the menu for the...

Page 32: ...Auto On Off Switches the display illumination on off System General Contrast 0 50 100 Changes the display contrast System General Switchoff time 10 min 1h 24 h Adjusts the switch off time System Inter...

Page 33: ...details see section 4 4 5 EXAMPLE 2 ON NAVIGATION SET TING THE DATE AND TIME page 20 System Service infor mation Hardware version and software version of the meter are dis played System Reset Resets...

Page 34: ...t to the default condition 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 Reference temperat...

Page 35: ...to the data storage as follows The dataset is at the same time output to the interface If the data storage is full The following window appears if all 200 storage locations are occupied You have the f...

Page 36: ...ATA STORAGE page 40 7 2 Automatic data storage at intervals The storage interval Interval determines the time interval between automatic storage processes Each storage process transmits the current da...

Page 37: ...er 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 storage interval can be restricted by the number...

Page 38: ...n be shown on the display and output to the interface Each of the measurement data storages has a function to erase the entire contents Editing the data stor age The storage is edited in the menu Stor...

Page 39: ...age Erase Erases the entire manual mea surement data storage All calibration data remain stored when this action is performed Data storage Manual data storage Output to USB Outputs all stored measurem...

Page 40: ...nt dataset A complete dataset includes ID number Date time Measured value of the connected sensor Measured temperature value of the connected sensor AutoRead info The AR indicator appears with the mea...

Page 41: ...erval Simultaneously with every auto matic storage process see section 7 2 AUTOMATIC DATA STORAGE AT INTERVALS page 36 Stored mea sured values Manual Displayed dataset with F2 USB output after calling...

Page 42: ...ium processor or higher with at least one free USB connection and CD ROM drive Windows 2000 XP Vista 7 8 3 MultiLab Importer With the aid of the MultiLab Importer software you can record and evaluate...

Page 43: ...FEED and ON OFF 3 Lever to open the paper compartment 4 Lid of the paper compartment 2 1 3 4 1 Connect the power pack to the Cond 7310 P The LED lights up green The printer is ready for operation or...

Page 44: ...roll of paper Menu item Possible set ting Description System Printer Font size 12x20 8x16 7x16 Select the font size for the printer A print sample character set of the printer to view the available fo...

Page 45: ...r LED illuminated No power pack connected Connect the power pack USB cable connected Disconnect the USB cable from the meter Function automatic storing at intervals with long intervals is switched on...

Page 46: ...he meter either with normal batteries or with rechargeable batteries Ni MH In order to charge the batteries an external charging device is required 1 Battery compartment 1 Open the battery compartment...

Page 47: ...ave any questions please contact your supplier 5 Set the date and time see section 4 4 5 EXAMPLE 2 ON NAVIGATION SETTING THE DATE AND TIME page 20 When the batteries are nearly empty the status indica...

Page 48: ...medy The measured value is outside the measuring range of the meter Use suitable measuring cell Cause Remedy Measuring cell contaminated Clean the cell and replace it if necessary Calibration solution...

Page 49: ...2013 49 You want to know which software version is in the meter Cause Remedy E g a question by the service department Switch on the meter Open the menu F1_ Menu Storage config SystemService informati...

Page 50: ...01 0 1 1 Resistivity Ohm cm 1 000 1 999 2 00 19 99 20 0 199 9 200 1999 0 001 0 01 0 1 1 Resistivity kOhm cm 2 00 19 99 20 0 199 9 200 1999 0 01 0 1 1 Resistivity MOhm cm 2 00 19 99 20 0 199 9 0 01 0...

Page 51: ...y 1 digit Parameter Accuracy Temperature of the test sample and temperature compensation None Off 0 5 Nonlinear nLF 0 5 0 C 35 C according to EN 27 888 0 5 35 C 50 C enhanced nLF function Linear lin 0...

Page 52: ...eries 4 x 1 5 V alkali manganese batteries type AA Rechargeable batter ies 4 x 1 2 V NiMH rechargeable batteries type AA no charging function Operational life Up to 800 h without 100 h with illuminati...

Page 53: ...interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instru...

Page 54: ...ETER PAGE 49 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 displ...

Page 55: ...IOT is used for oceanographic monitoring It is determined by measuring the electrical conductivity Salt content General designation for the quantity of salt dissolved in water Temperature coeffi cient...

Page 56: ...tings of a measuring system Resolution Smallest difference between two measured values that can be dis played by a meter Stability control Au toRead Function to control the measured value stability St...

Page 57: ...e 54 I Initial commissioning 10 Initialize 33 Interval for calibration 30 K Keys 13 M Measured value display 17 Measurement accuracy 30 Measurement data storage Edit 38 Erase 38 Storage locations 40 M...

Page 58: ...Index Cond 7310 58 ba75933e04 06 2013...

Page 59: ......

Page 60: ...water needs Developing new technologies that will improve the way water is used conserved and re used in the future is central to our work We move treat analyze and return water to the environment and...

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