wtw inoLab pH/ION 735 Operating Manual Download Page 67

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inoLab pH/ION 735

Operation

Sample printout

03.08.04 20:18
inoLab pH/ION 735

Ser. no.

12345678

CALIBRATION

Calibration date

01.08.04 00:14:03

Cal. interval

AutoCal TEC

Buffer

7.00

Voltage

-0.2 mV 26.3 øC

Slope

-59.2 mV/pH

Asymmetry

-0.5 mV

Sensor

+++

________________________________________

CALIBRATION

ISE

Calibration date

03.08.04 20:17:24

Standard

0.010 mg/l

Standard

0.020 mg/l

Voltage

38.5 mV 25.0 øC

Voltage

58.0 mV 23.0 øC

Slope

64.7 mV

Sensor

+++

________________________________________

etc...

Summary of Contents for inoLab pH/ION 735

Page 1: ...inoLab pH ION 735 ba75449e02 03 2005 Operating manual pH ION meter pH ION 735...

Page 2: ...arranty claim extends to restoring the instrument to readiness for use but not however to any further claim for damages Improper handling or unauthorized opening of the instrument invalidates any warr...

Page 3: ...storage 21 4 3 2 System 21 4 4 pH value ORP voltage 23 4 4 1 General information 23 4 4 2 Measuring the pH value 24 4 4 3 Measuring the ORP voltage 25 4 4 4 Settings for pH and ORP measurements 25 4...

Page 4: ...9 4 7 3 Operation with MultiLab pilot 69 4 8 Reset 70 4 8 1 Resetting the sensor settings 70 4 8 2 Resetting the system settings 71 5 Maintenance cleaning disposal 73 5 1 Maintenance 73 5 1 1 Exchangi...

Page 5: ...ications The integrated printer enables to document measurements according to GLP requirements The proven MultiCal calibration procedures and the special AutoRead function support you in your work wit...

Page 6: ...r ready for operation on line 4 Call up calibration procedure 5 Switch between measuring mode pH ORP and measuring mode ISE concentration 6 Transmit print displayed data 7 Switch the meter on off 8 Ca...

Page 7: ...splay even in the darkness You can modify the display to meet your requirements in multiple ways 1 4 Socket field Connections 1 pH Ion electrode 2 Temperature probe 3 Reference electrode 4 RS 232 inte...

Page 8: ...8 Warning Only connect sensors to the meter that cannot return any voltages or currents that are not allowed SELV and current circuit with current limiting Almost all sensors in particular WTW sensor...

Page 9: ...ions The individual chapters of this operating manual use the following safe ty instruction to indicate various types of danger Warning indicates instructions that must be followed precisely in order...

Page 10: ...t the formation of condensate can lead to the faulty func tioning of the instrument In this event wait until the temperature of the instrument reaches room temperature before putting the instrument ba...

Page 11: ...ays use the specified NiMH rechargeable batteries see chap ter 7 TECHNICAL DATA Using normal batteries can damage the meter Charging time of the batteries approx 36 hours The LoBat display indicator a...

Page 12: ...ollowing activities For line powered operation and charging the batteries Connect the power pack see section 3 2 POWER SUPPLY Switch on the meter see section 4 1 Set the language see section 4 2 3 Set...

Page 13: ...eriod The automatic switchoff is not active if the power is supplied by the power pack if the Autostore function is active or with automatic data transmis sion if the communication cable and a PC with...

Page 14: ...tion 4 2 1 and section 4 2 2 4 2 1 Operating modes The instrument has the following operating modes Measuring The measuring data of one to three sensors is displayed in the measured value display Cali...

Page 15: ...ngs and dialogs in courses contain further sub menus The selection is made with the 82 keys The current selec tion is displayed in reverse video Submenus The name of the submenu is displayed at the up...

Page 16: ...tions are designated by the i symbol They cannot be selected Example Note The principles of navigation are explained in the two following sections by reference of examples Set the language see section...

Page 17: ...g for a long time approx 1 s The instrument is in the setting mode 3 Select the System submenu with 82 The current selection is displayed in reverse video 4 Open the System submenu with g 5 Select the...

Page 18: ...equired language with 82 9 Confirm the setting with g The setting becomes active the next time the system menu is called up Language Deutsch Beep Off Illumination On Contrast 48 Temperature unit C Swi...

Page 19: ...After a fall of the supply voltage empty batteries the date and time are reset to 01 01 2003 00 00 hours Setting the date time and date format The data format can be switched from the display of day m...

Page 20: ...necessary set the Date and Date format The setting is made similarly to that of the time 8 If necessary select and set the Date with 82 and g 9 To make further settings switch to the next higher menu...

Page 21: ...eatures 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 Interval of the automatic switc...

Page 22: ...witches the meter off if no entry is made for a specified period of time switchoff interval This saves the batteries System Interface Baud rate 1200 2400 4800 9600 19200 Baud rate of the data inter fa...

Page 23: ...ducible pH measurements it is essential to measure the tem perature of the test sample You have the following possibilities of measuring the temperature Automatic measurement of the temperature by the...

Page 24: ...ia With identical measurement conditions the following applies 1 Connect a pH or ORP electrode to the meter The pH ISE measuring window is displayed 2 If necessary select the pH or mV display with m 3...

Page 25: ...er flashes until a stable measured value is available Criteria With identical measurement conditions the following applies 4 4 4 Settings for pH and ORP measurements Overview The following settings ar...

Page 26: ...gularly by the flashing sensor symbol in the measuring window Calibration Cal type TEC NIST DIN ConCal Buffer sets to be used for pH calibration For details see section 4 4 5 Calibration Unit for slop...

Page 27: ...n interval has expired after a voltage interruption empty batteries Buffer sets for calibration You can use the buffer sets quoted in the table for an automatic calibra tion The pH values are valid fo...

Page 28: ...bol first Then you can decide whether you want to take over these values of the new calibration or whether you want to continue measuring with the old calibration data After accepting the new calibrat...

Page 29: ...n record 31 08 04 16 13 inoLab pH ION 735 Ser no 12345678 CALIBRATION pH Calibration date 01 08 04 00 14 03 Cal interval 7 d AutoCal TEC Buffer 1 7 00 Voltage 1 0 2 mV 26 3 C Slope 59 2 mV pH Asymmetr...

Page 30: ...ibration for pH 10 01 is optimized for the WTW technical buffer solution TEP 10 Trace or TPL 10 Trace Other buffer solutions can lead to an erroneous calibration The correct buffer solutions are given...

Page 31: ...th 82 and confirm with g The calibration is completed as a single point calibration The new calibration values are displayed as a message i You have the following options Accept the new calibration va...

Page 32: ...libration value with g The calibration display for the next buffer appears 13 For two point calibration select Exit with 2 point calibration with 82 and confirm with g The calibration is completed as...

Page 33: ...e buffer is mea sured The measured value is checked for stability AutoRead 18 Wait for the end of the AutoRead measurement or Terminate AutoRead and accept the calibration value with g The new calibra...

Page 34: ...sured value display select the pH or mV measuring window with 82 and m 2 Start the calibration with c The calibration display appears 3 Thoroughly rinse the electrode with distilled water 4 Immerse th...

Page 35: ...n with 82 and confirm with g The calibration is completed as a single point calibration The new calibration values are displayed as a message i You have the following options Accept the new calibratio...

Page 36: ...Continue with 82 and press g The buffer is mea sured The measured value is checked for stability AutoRead 15 Wait for the end of the AutoRead measurement or Terminate AutoRead and accept the calibrati...

Page 37: ...ernal temperature sensor Manual determination and input of the temperature The display of the temperature indicates the active temperature mea suring mode Preparatory activities Perform the following...

Page 38: ...valuated as stable Temperature while calibrating and measuring For precise ISE measurements the temperature difference between measurement and calibration should not be greater that 2 K Therefore adju...

Page 39: ...ad criterion low medium high Selection of AutoRead cri teria see section 4 5 2 ISE setup Unit mg l mol l mg kg ppm Selection with which unit the result will be displayed Method Std add Std add Std sub...

Page 40: ...while cali brating and measuring For precise ISE measurements the temperature difference between measurement and calibration should not be greater that 2 K Therefore adjust the temperature of the sta...

Page 41: ...alibration data and output to interface You can have the data of the last calibration displayed see section 4 6 5 Subsequently you can transmit the displayed calibra tion data to the interface e g to...

Page 42: ...tart the calibration with c The calibration display appears 3 Thoroughly rinse the electrode with distilled water 4 Immerse the electrode in standard solution 1 5 Select the Set standard setting with...

Page 43: ...the electrode with distilled water 10 Immerse the electrode in standard solution 2 11 Select the Set standard setting with 82 and press g 12 Set the concentration of the standard solution with 82 and...

Page 44: ...Wait for the end of the AutoRead measurement or accept the calibration value with g The calibration display for the next standard solution appears 15 For two point calibration select Exit with 2 point...

Page 45: ...select the ISE measuring win dow with m 3 Open the ISE menu with g 4 Thoroughly rinse the electrode with distilled water 5 Adjust the temperature of the standard solutions 6 Select Method with 82 and...

Page 46: ...he second standard calibration solution the slope mV and evaluation of the electrode after calibration is displayed i Slope 33 6 mV i Sensor Accept ISE CAL 5 Start the measurement with g An entry wind...

Page 47: ...13 Select Continue with 82 and confirm with g The measurement result is displayed 14 If necessary start measuring further samples with g Repeat steps 6 13 for all samples 15 Terminate the measuring m...

Page 48: ...s soon as a stable value is achieved for the second standard calibration solution the slope mV and evaluation of the electrode after calibration is displayed i Slope 33 6 mV i Sensor Accept ISE CAL 5...

Page 49: ...entration of the stan dard solution Std concentration 13 If the info line indicates an incorrect selection for the ion sensi tive electrode e g Ag ISE and the ion to be subtracted e g Ag Sub Select Io...

Page 50: ...nt data Valency and Molar mass is displayed auto matically With selection of the ion type that can be defined Using 82 and g set the valence Valency and molar weight Molar mass for the ion in the stan...

Page 51: ...lope mV and evaluation of the electrode after calibration is displayed i Slope 33 6 mV i Sensor Accept ISE CAL 5 Start the measurement with g An entry window appears 6 Thoroughly rinse the electrode w...

Page 52: ...irm Continue with 82 and g The measurement result is displayed 14 If necessary start measuring further samples with g Repeat steps 6 13 for all samples 15 Terminate the measuring method with A securit...

Page 53: ...nt calibration according to the user guidance 4 As soon as a stable value is achieved for the second standard calibration solution the slope mV and evaluation of the electrode after calibration is dis...

Page 54: ...be subtracted 12 Using 82 and g enter the value for the volume of the sam ple Sample volume 13 If the info line indicates an incorrect selection for the ion sensi tive electrode e g Ag ISE and the ion...

Page 55: ...ant data Valency and Molar mass is displayed auto matically With selection of the ion type that can be defined Using 82 and g set the valence Valency and molar weight Molar mass for the ion in the sta...

Page 56: ...ect the measuring method see section 4 5 5 2 Prepare two standard calibration solutions 3 Perform a two point calibration according to the user guidance 4 As soon as a stable value is achieved for the...

Page 57: ...ion to the sample 11 Start the measurement with g When the measurement is finished an entry window appears 12 Using 82 and g enter the values for the volume of the standard solution Std volume and con...

Page 58: ...f the connected sensor Measured temperature value of the connected sensor AutoRead info AR appears with the measured value if the Auto Read criterion was met while storing stable measured value Oth er...

Page 59: ...o cancel the storage process and switch to the measured value display confirm No Then you can e g transmit the stored data to a PC see section 4 6 3 and subsequently erase the storage see section 4 6...

Page 60: ...with ID no 1 Interval 30 s Duration 180 min Continue 00d03h00min 00d15h 34 min STO_ Menu item Possible setting Description Store with ID no 1 999 ID number for the dataset series Interval 5 s 10 s 30...

Page 61: ...s bar in the status line The progress bar indicates how much of the adjusted storage duration has already expired Note The automatic storage function is interrupted if you start other func tions e g o...

Page 62: ...has a separate erasure function for the entire contents independent of the filter settings Editing the data storage The storage can be edited in the system menu submenu Data storage To open the syste...

Page 63: ...rface all measuring datasets that correspond to the filter set tings The output takes place in ascending order of the ID number The process can take sev eral minutes To terminate the process premature...

Page 64: ...filter switched off Date ID number Selection according to pe riod and ID number ID number Selection according to ID number Date Selection according to pe riod From TT MM JJ Selects all datasets withi...

Page 65: ...alue storage How to erase the measured value storage is described in section 4 6 3 EDITING THE MEASURED VALUE STORAGE 31 08 04 15 48 08 inoLab pH ION 735 Ser no 12345678 ID number 1 ISE 0 316 mg l 22...

Page 66: ...calibra tion records of all sensors connected The calibration records of the last calibration can be found under the Data storage Calibration data storage menu item in the system menu To open the sys...

Page 67: ...terval 7d AutoCal TEC Buffer 1 7 00 Voltage 1 0 2 mV 26 3 C Slope 59 2 mV pH Asymmetry 0 5 mV Sensor ________________________________________ CALIBRATION ISE Calibration date 03 08 04 20 17 24 Standar...

Page 68: ...By pressing p shortly Simultaneously with every manual storage process see section 4 6 1 Automatic at intervals By pressing p for a long time Then you can set the transmission interval Simultaneously...

Page 69: ...following transmission data on the PC printer Socket assignment 4 7 3 Operation with MultiLab pilot With the aid of the MultiLab pilot software you can record and evaluate measuring data with a PC The...

Page 70: ...rforming a reset pH The following settings for pH measurements are reset to the default settings with the Reset function The sensor settings are reset under the Reset menu item in the respec tive meas...

Page 71: ...The system settings are reset under the System Reset menu item in the system menu To open the system menu in the measured value dis play press the g key for approx 1 s Setting Default settings Languag...

Page 72: ...Operation inoLab pH ION 735 72...

Page 73: ...73 5 Maintenance cleaning disposal 5 1 Maintenance The only maintenance activities are exchanging the rechargeable batteries and exchanging the roll of printer paper Note For maintenance of the elect...

Page 74: ...teries are the right way round The signs on the batteries must correspond to the signs in the bat tery compartment Use leakproof NiMH rechargeable batteries only 1 Open the battery compartment 1 on th...

Page 75: ...a damp lint free cloth Disinfect the housing with isopropanol as required Warning The housing components are made out of synthetic materials polyurethane ABS and PMMA Thus avoid contact with acetone...

Page 76: ...ry from the instrument and dispose of it at a suitable facility according to local legal requirements It is illegal to dispose of the rechargeable batteries with household refuse Proceed as follows to...

Page 77: ...value lies outside the measuring range not possible Cause Remedy Electrode Diaphragm contaminated Clean diaphragm Membrane contaminated Clean membrane Moisture in the plug Dry plug Not enough electrol...

Page 78: ...essary Electrode test sample Conductivity too low Use suitable electrode Temperature too high Use suitable electrode Organic liquids Use suitable electrode Cause Remedy pH electrode Not connected Conn...

Page 79: ...ug Electrode obsolete Replace electrode Electrode unsuitable for the range to be measured Use suitable electrode Socket damp Dry socket Calibration procedure Wrong sequence of standards for three poin...

Page 80: ...ed Unplug cable No paper available Replace roll of paper AutoStore function is switched on with a longer interval duration Int 1 Switch off AutoStore function only on the inoLab pH ION 735 with integr...

Page 81: ...play LoBat Instrument does not react to keystroke Cause Remedy Batteries almost empty Charge the batteries see section 3 2 Cause Remedy Operating condition undefined or EMC load unallowed Processor re...

Page 82: ...What to do if inoLab pH ION 735 82...

Page 83: ...rging device FRIWO FW7555M 09 15 1432 500 00 Friwo Part No 1883259 Input 100 240 V 50 60 Hz 400 mA Output 9 V 1 5 A Connection max overvoltage category II Primary plugs contained in the scope of de li...

Page 84: ...rement Tmanual C 20 130 1 Accuracy 1 digit Variable Accuracy Temperature of the test sample pH 0 004 15 C 35 C U mV range 999 9 999 9 0 2 15 C 35 C 2000 2000 1 15 C 35 C T C temperature sensor NTC 30...

Page 85: ...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 specia...

Page 86: ...rature unit degrees Celsius Cal Calibration ConCal Conventional single point or two point calibration for pH measurements d Day F Temperature unit degrees Fahrenheit h Hour j Year LoBat Batteries almo...

Page 87: ...xchange more difficult The ex pression junction is also used for ground or junction less transitions Electrode zero point The zero point of a pH electrode is the pH value at which the electro motive f...

Page 88: ...n function Slope relative Designation used by WTW in the DO measuring technique It ex presses the relationship of the slope value to the value of a theoretical reference sensor of the same type of con...

Page 89: ...tion measuring parameters 70 system settings 71 Display 7 Display illumination 7 12 13 Drift control ISE 38 ORP 25 pH 24 E Exchanging the batteries 74 Exchanging the roll of paper 75 F Filter 64 Firmw...

Page 90: ...alibration pH 31 34 Slope ISE 40 pH 27 Socket field 7 Standard addition 46 Standard addition with blank value correction 56 Standard subtraction 48 Status line 7 Storage 58 at intervals 60 automatic 6...

Page 91: ...over the new software version on the start display 1 Start the installation program In the Windows start menu the WTW update inoLab pH_ION 735 program directory is created 2 Connect the inoLab pH ION...

Page 92: ...Appendix Updating the meter software inoLab pH ION 735 92...

Page 93: ...Wissenschaftlich Technische Werkst tten GmbH Dr Karl Slevogt Stra e 1 D 82362 Weilheim Germany Tel 49 0 881 183 0 49 0 881 183 100 Fax 49 0 881 183 420 E Mail Info WTW com Internet http www WTW com...

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