TPS smartCHEM-C Скачать руководство пользователя страница 64

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18. Troubleshooting

18.1 General Errors

Error Message

Possible Causes

Remedy

Factory Cal. Failure

Need Factory Service

The EEPROM chip which
contains the factory calibration
information has failed.

The unit must be returned to TPS for
service.

EEPROM Write Failure

Need Factory Service

User calibration settings have
been lost or corrupted.

Switch the meter OFF for 5 seconds and
switch back ON. If the problem persists,
return the unit to TPS for service.

Data Pointer Error
Logged Data Lost

Data stored in memory has been
lost or corrupted.

Switch the meter OFF for 5 seconds and
switch back ON. If the problem persists,
return the unit to TPS for service.

Содержание smartCHEM-C

Страница 1: ...een included to enable you to find the information you need at a glance 2 Introduction The introduction has a diagram and explanation of the display and controls of the smartCHEM C It also contains a full listing of all of the items that you should have received with the unit Please take the time to read this section as it explains some of items that are mentioned in subsequent sections 3 Main Sec...

Страница 2: ...Ltd ABN 30 009 773 371 4 Jamberoo Street Springwood Brisbane Australia 4127 Phone 07 32 900 400 International 61 7 32 900 400 Fax 07 3808 4871 International 61 7 3808 4871 Email tps tps com au Web www tps com au ...

Страница 3: ...1 4 2 Setting the TDS calibration standard 21 4 3 Setting the Reference Temperature 21 4 4 Setting the ATC Slope for unknown samples 22 4 5 Setting the ATC Slope for the Calibration Standard 22 4 6 TDS sensor k factor 23 4 7 TDS Calibration 24 4 8 TDS Calibration Notes 26 4 9 TDS Calibration Messages 26 5 Resistivity Mode 27 5 1 Selecting Resistivity Mode 27 5 2 Setting the Resistivity calibration...

Страница 4: ...ing Records from the Logger 52 12 5 Printing Records from the Logger to the RS232 Port 53 13 RS232 Port 54 13 1 Setting the Baud Rate 54 13 2 Sending Readings to the RS232 Port 54 13 3 RS232 Configuration 54 13 4 Communication and Statistical Software 54 13 5 Commands 55 13 6 Data Format 56 13 7 GLP Data Format 57 13 8 Importing Data into Microsoft Excel 58 14 Recorder Port 60 14 1 Recorder Port C...

Страница 5: ...EM C Rear Panel Connectors Turn the retaining nut clockwise until it clicks into place when plugging in plastic connectors This is essential to produce a waterproof seal Always replace the waterproof cap when a connector is not in use to maintain waterproof integrity ...

Страница 6: ...gger See section 12 1 Press to transmit current reading plus date and time to the RS232 port See section 13 2 Press to start and stop Automatic Datalogging See section 12 2 Press to accept default values or those entered on the Numeric Keypad 1 5 Numeric Keypad Used to enter values during set up and calibration A decimal point is provided 1 6 Delete Key Press to make corrections to values entered ...

Страница 7: ...ensors that may have been ordered with your smartCHEM C 1 k 0 1 ATC Temp Conductivity TDS Sensor 122232 2 k 10 ATC Temp Conductivity TDS Sensor 122234 3 Flow through k 0 1 Conductivity TDS Sensor 122244 4 Flow through k 1 0 Conductivity TDS Sensor 122240 5 Flow through k 10 Conductivity TDS Sensor 122242 Instrument Options 1 Flexible arm type electrode holder 130088 2 RS232 Serial Interface Cable ...

Страница 8: ...1 µS cm 1 µS cm 0 01 mS cm 0 1 mS cm 1 mS cm 0 2 of full scale of selected range at 25 O C Notes Ranges are automatically selected Exact auto ranging points and full scales are subject to sensor performance All ranges listed can be displayed in equivalent Siemens metre units Sensor Type Glass body with two platinised platinum plates In built ATC Temperature Compensation Automatic 0 to 100 O C ATC ...

Страница 9: ...K 0 1 ppM 1 ppM 0 01 ppK 0 1 ppK 1 ppK 0 5 of full scale of selected range at 25 O C Note Ranges are automatically selected Exact auto ranging points and full scales are subject to sensor performance Sensor Type Glass body with two platinised platinum plates In built ATC Temperature Compensation Automatic 0 to 100 O C ATC co efficient can be set from 0 to 6 00 O C individually for standard and sam...

Страница 10: ...to 999 9 Ω cm 0 50 to 99 99 Ω cm 0 1 KΩ cm 0 01 KΩ cm 1 Ω cm 0 1 Ω cm 0 01 Ω cm 0 5 of full scale of selected range at 25 O C Note Ranges are automatically selected Exact auto ranging points and full scales are subject to sensor performance Sensor Type Glass body with two platinised platinum plates In built ATC Temperature Compensation Automatic 0 to 100 O C ATC co efficient can be set from 0 to 6...

Страница 11: ...factors sensors is 50 to 200 relative to reference sensor Actual Conductivity of sample and reference solutions must be within measurement range of the k factor sensor being used 1 9 5 Temperature Range Resolution Accuracy 10 0 to 120 0 O C 0 1 O C 0 2 O C Sensor Type Silicon transistor Calibration Automatic offset calibration Sensor Offset Range 10 0 to 10 0 O C ...

Страница 12: ...parity 1 stop bit XON XOFF Protocol Clock Calendar clock displays date month year hours minutes seconds Good Laboratory Practices Date time and results of last calibration for all parameters are stored This information can be recalled or sent to the RS232 port at any time Power 12V DC 90 mA backlight off 130 mA backlight on AC DC adaptor to suit country of destination is included in standard kit D...

Страница 13: ...ins F3 Hours F3 Mode F1 Cond F2 TDS F3 Resist F4 Ratio F5 Re Plat F6 Man R or F6 AutoR F4 Setup F1 Standards F1 Cond F2 TDS F3 Resistivity F5 Ratio F2 Clock F3 Backlight F1 On F2 Off F3 Energy Saver F4 Ports F1 Baud Rate F3 Recorder F5 Initialise F6 Next F1 ATC Slope F1 Sample F2 Standard F2 Units F1 S cm F2 S m F3 dS m F3 Reference Temp F1 25O C F2 20O C F5 GLP F1 Recall F2 Alarm F1 Daily F2 1 We...

Страница 14: ...eadout units The factory default setting for this item is S cm If this is satisfactory go directly to section 3 3 1 Select the Display Units configuration menu F4 Setup F6 Next F2 Units The following screen is now displayed UNITS F1 S cm F2 S m F3 dS m 2 Press to display Conductivity in units of S cm Siemens per centimetre Press to display Conductivity in units of S m Siemens per metre Press to di...

Страница 15: ...cm a If the smartCHEM C is set up for S cm section 3 2 Press to set the Conductivity Standard as µS cm Press to set the Conductivity Standard as mS cm or b If the smartCHEM C is set up for S m section 3 2 Press to set the Conductivity Standard as µS m Press to set the Conductivity Standard as mS m Press to set the Conductivity Standard as S m or c If the smartCHEM C is set up for dS m section 3 2 ...

Страница 16: ...wn solution Alternatively press to quit without changing the current setting 3 6 Setting the ATC Slope for the Calibration Standard The factory default setting for this item is 2 00 O C If this is satisfactory go directly to section 3 7 The ATC Slope for the Calibration standard is the rate at which the conductivity of the solution changes per degree Celsius This Slope must be set correctly on the...

Страница 17: ...n the connector Calibration settings for the various k factors are stored separately The smartCHEM C does not require re calibration when a different k factor sensor is connected provided it has already been calibrated for the different sensor A is shown in place of the decimal point if the reading is not calibrated or if a past calibration has failed ...

Страница 18: ...ction 7 1 A in the Temperature readout in place of the decimal point indicates that Temperature is NOT calibrated 1 Plug the Conductivity sensor into the Cond TDS socket If required plug the separate Temperature sensor into the Temperature socket 2 Rinse the sensor s in distilled water Shake off as much water as possible Blot the outside of the sensor s dry DO NOT BLOT THE CONDUCTIVITY ELECTRODE P...

Страница 19: ...ductivity standard to be used For example Cond 2 86mS cm 2760 uS cm Calibration Press Enter 8 Press to calibrate The Automatic Stability Function will now show a and highlight the reading while it is unstable Cond 2 86uS cm 2760 uS cm Calibration Waiting to Stabilise When the Conductivity reading has stabilised the unit will calibrate itself To calibrate immediately without waiting for complete st...

Страница 20: ...hat the standard value displayed corresponds to the standard that you are using Alter the Standards set up if necessary see section 3 2 6 Calibration settings for k 0 1 k 1 0 and k 10 sensors are stored separately The meter does not require re calibration when a different k factor sensor is connected provided it has already been calibrated for the different sensor 3 10 Conductivity Calibration Mes...

Страница 21: ...se the key to make any corrections 3 Press to save the value of the standard solution Alternatively press to quit without changing the current setting 4 The smartCHEM C will now ask you to enter the units for the TDS standard TDS Standard 2000 Select Units F1 ppM F2 ppK Press to set the TDS Standard as ppM Press to set the TDS Standard as ppK 5 The TDS standard is now programmed for use at calibra...

Страница 22: ...wn solution Alternatively press to quit without changing the current setting 4 5 Setting the ATC Slope for the Calibration Standard The factory default setting for this item is 2 00 O C If this is satisfactory go directly to section 4 6 The ATC Slope for the Calibration standard is the rate at which the Conductivity of the solution changes per degree Celsius This is important as TDS values are cal...

Страница 23: ...nector Calibration settings for the various k factors are stored separately The smartCHEM C does not require re calibration when a different k factor sensor is connected provided it has already been calibrated for the different sensor A is shown in place of the decimal point if the reading is not calibrated or if a past calibration has failed ...

Страница 24: ...e section 7 1 A in the Temperature readout in place of the decimal point indicates that Temperature is NOT calibrated 1 Plug the TDS sensor into the Cond TDS socket If required plug the separate Temperature sensor into the Temperature socket 2 Rinse the sensor s in distilled water Shake off as much water as possible Blot the outside of the sensor s dry DO NOT BLOT THE TDS ELECTRODE PLATES Zero Cal...

Страница 25: ... standard to be used For example TDS 2 10ppK 2000 ppM Calibration Press Enter 8 Press to calibrate The Automatic Stability Function will now show a and highlight the reading while it is unstable TDS 2 10ppK 2000 ppM Calibration Waiting to Stabilise When the TDS reading has stabilised the unit will calibrate itself To calibrate immediately without waiting for complete stability press to disable the...

Страница 26: ...that the standard value displayed corresponds to the standard that you are using Alter the Standards set up if necessary see section 4 2 6 Calibration settings for k 0 1 k 1 0 and k 10 sensors are stored separately The meter does not require re calibration when a different k factor sensor is connected provided it has already been calibrated for the different sensor 4 9 TDS Calibration Messages 1 I...

Страница 27: ... including the decimal point Use the key to make any corrections 3 Press to save the value of the standard solution Alternatively press to quit without changing the current setting 4 The smartCHEM C will now ask you to enter the units for the Resistivity standard Resistivity Standard 362 3 Select Units F1 Ω Ω cm F2 KΩ Ω cm Press to set the Resistivity Standard as Ω cm Press to set the Resistivity ...

Страница 28: ...wn solution Alternatively press to quit without changing the current setting 5 5 Setting the ATC Slope for the Calibration Standard The factory default setting for this item is 2 00 O C If this is satisfactory go directly to section 5 6 The ATC Slope for the Calibration standard is the rate at which the Conductivity of the solution changes per degree Celsius This is important as Resistivity values...

Страница 29: ... the connector Calibration settings for the various k factors are stored separately The smartCHEM C does not require re calibration when a different k factor sensor is connected provided it has already been calibrated for the different sensor A is shown in place of the decimal point if the reading is not calibrated or if a past calibration has failed ...

Страница 30: ... in the Temperature readout in place of the decimal point indicates that Temperature is NOT calibrated 1 Plug the Resistivity sensor into the Cond TDS socket If required plug the separate Temperature sensor into the Temperature socket 2 Rinse the sensor s in distilled water Shake off as much water as possible Blot the outside of the sensor s dry DO NOT BLOT THE RESISTIVITY ELECTRODE PLATES Air Cal...

Страница 31: ...ity standard to be used For example Resist 352 Ω Ω cm 362 3Ω Ω cm Calibration Press Enter 8 Press to calibrate The Automatic Stability Function will now show a and highlight the reading while it is unstable Resist 352 Ω Ω cm 362 3Ω Ω cm Calibration Waiting to Stabilise When the Resistivity reading has stabilised the unit will calibrate itself To calibrate immediately without waiting for complete s...

Страница 32: ...sure that the standard value displayed corresponds to the standard that you are using Alter the Standards set up if necessary see section 5 2 6 Calibration settings for k 0 1 k 1 0 and k 10 sensors are stored separately The meter does not require re calibration when a different k factor sensor is connected provided it has already been calibrated for the different sensor 5 9 Resistivity Calibration...

Страница 33: ... C will performs a check to ensure that the two sensors have the same k factor It also checks if the actual Conductivity of the signals from each sensor are within the range of measurement of the k factor being used If either of these checks fail the smartCHEM C will not proceed to Ratio mode If this occurs press then F3 Mode and change back to Conductivity TDS or Resistivity modes 5 Having pass t...

Страница 34: ...andard solution Alternatively press to quit without changing the current setting 4 The smartCHEM C will now ask you to enter the units for the Ratio standard Ratio Standard 2760 Select Units F1 uS cm F2 mS cm a If the smartCHEM C is set up for S cm section 3 2 Press to set the Conductivity Standard as µS cm Press to set the Conductivity Standard as mS cm or b If the smartCHEM C is set up for S m s...

Страница 35: ... generally the most ideal Ensure that the sensors are immersed correctly at least to the top of the vent hole in the side of the sensor 4 Select Ratio Calibration F1 Calibrate F1 Ratio The calibration screen will be displayed For example Absolute Ratio mode attempts to calibrate to a ratio of 1 000 Ratio Standard mode attempts to calibrate to the value of the reference standard 1 100Ratio Press En...

Страница 36: ...ted for the mode in which it will be used The smartCHEM C does not require re calibration when alternating between modes providing the instrument has been correctly calibrated for each mode on the k factor sensor to be used 8 All calibration information is retained in memory when the smartCHEM C is switched off This information can be recalled or printed later using the GLP function see section 10...

Страница 37: ...erature or Conductivity TDS sensor into a beaker of room temperature water alongside a good quality mercury thermometer Stir the probe and the thermometer gently to ensure an even temperature throughout the beaker 4 Select Temperature Calibration F1 Calibrate F3 Temperature The Temperature Calibration screen is now displayed The bottom line provides confirmation of which sensor is being calibrated...

Страница 38: ... 10 Conductivity TDS sensors separately so these can be swapped as required without recalibrating Temperature 7 3 Calibration Messages 1 If a temperature calibration has been successfully performed the smartCHEM C will display the following message and the offset of the sensor Calibration OK Offset 0 1 O C 2 If a temperature calibration has failed the smartCHEM C will display the following message...

Страница 39: ...s required 2 When ALL parameters have stabilised all highlighting will be removed and the will change to a All readings are now frozen For example 2 76mS cm 25 0O C 31 12 03 12 00 00 3 The operator can now make a note of the reading as required 4 To unfreeze the display in order to take the next reading press again to re start the ASF sampling process 5 Press a second time while the symbol is bein...

Страница 40: ...g is applied again The highlighting is provided to give the operator a visual indication of exactly which parameters have not stabilised in case user intervention is required 2 When ALL parameters have stabilised all highlighting will be removed and the will change to a All readings are now frozen and will be recorded into memory For example 2 76mS cm 25 0O C 31 12 03 Log 1 Recorded 3 To unfreeze ...

Страница 41: ...required 2 When ALL parameters have become stable all highlighting will be removed and the will change to a All readings are now frozen and automatic datalogging has stopped For example 2 76mS cm 25 0O C 31 12 03 12 00 00 3 To unfreeze the display in order to take the next reading press and again to re start the ASF automatic datalogging process 4 Press a second time while the symbol is being disp...

Страница 42: ...mp Probe Calibrated F4 Next 5 Press to sequentially scroll through the GLP information for all parameters Press to scroll back to previous data The sequence of information displayed is shown below Press to abort at any time GLP Display sequence smartCHEM C V1 0 S1234 31 12 03 16 00 Temp Probe Offset 1 0oC 31 12 03 11 00 Temp Probe Calibrated F4 Next k 1 Cell Cond Zero 0 001uS 31 12 03 12 00 Cond k...

Страница 43: ...mp Offset 3 0oC 31 12 03 13 40 Cond Temp Calibrated F2 Back F4 Next k 10 Cell Cond Zero 0 0 uS cm 31 12 03 14 00 Cond k 10 1 2760 uS cm 31 12 03 14 10 Cond Calibrated TDS Zero 0 0 ppM 31 12 03 14 00 TDS k 10 1 2000ppM 31 12 03 14 20 TDS Calibrated F2 Back F4 Next k 10 Cell Res Zero 0 0 KΩ Ω cm 31 12 03 14 00 Res k 10 1 362 3Ω Ω cm 31 12 03 14 30 Res Calibrated Cond Temp Offset 4 0oC 31 12 03 14 40...

Страница 44: ...GLP Data is displayed while sending the data to the RS232 port 5 The GLP information is sent to the RS232 port in formatted ASCII text For example smartCHEM C V1 0 S1234 31 12 2003 16 00 k 1 Cond Zero 0 001uS cm 31 12 2003 12 00 k 1 Cond k 0 11 2760 uS cm 31 12 2003 12 10 k 1 TDS Zero 0 000ppM 31 12 2003 12 00 k 1 TDS k 0 11 2000 ppM 31 12 2003 12 20 k 1 Res Zero 0 00MOhms 31 12 2003 12 00 k 1 Res...

Страница 45: ...that calibration is due every week Press to be reminded that calibration is due every 2 weeks Press to be reminded that calibration is due every 4 weeks Press to switch the GLP Calibration Alarm system off Press to quit and retain the current setting 3 If or was pressed above the smartCHEM C will now allow the operator to select which parameters will be flagged with a calibration alarm Select Chan...

Страница 46: ...eters must be calibrated 4 When Weekly 2 Weekly or 4 Weekly periods have been selected the GLP Calibration Alarm will always be activated on the same day of the week as when the function was first activated even if the unit is not calibrated on that day For example if the GLP Calibration Alarm is triggered weekly on a Monday and the meter is finally calibrated the following Wednesday the next GLP ...

Страница 47: ...ther GLP requirement is to record the date and time of every reading The smartCHEM C does this for you whenever readings are recorded either with the Manual Datalogging function section 12 1 or the Automatic Logging function section 12 2 ...

Страница 48: ...r verification New Access code _ Re Enter to Verify Re enter the access code as per the previous step Press to quit without enabling the Access Code system 5 The smartCHEM C now confirms that the Access Code system is enabled before returning to the Access Code menu 11 2 Using the Access Code System When the Access Code system is enabled as per section 11 1 the smartCHEM C prompts the operator to ...

Страница 49: ...t changing the Access Code 4 The smartCHEM C now prompts you to re enter the access code for verification New Access code _ Re Enter to Verify Re enter the access code as per the previous step Press to quit without changing the Access Code 5 The smartCHEM C now confirms that the Access Code system is enabled before returning to the Access Code menu 11 4 Disabling the Access Code System 1 Select th...

Страница 50: ...must be programmed then automatic logging can be started and stopped as required 1 Select the Logger menu F2 Logger 2 Select F4 Program from the menu The display should now look similar to that shown below The current Logging Printing Period is displayed Enter Logging Print Period 0 secs 3 Use the Numeric Keypad to set the period at which the smartCHEM C will automatically log records into memory ...

Страница 51: ... When the smartCHEM C is logging into its own memory the display will look like this 2 76mS cm 25 0O C 31 12 03 Log 1 12 00 00 The log number will increment and the smartCHEM C will beep each time a reading is recorded If the smartCHEM C is sending records directly to the RS232 port the display will look like this 2 76mS cm 25 0O C 31 12 03 Sending 12 00 00 The smartCHEM C will beep each time a re...

Страница 52: ...ss and to move forwards and backwards through the records Press and hold or to scroll continuously through the readings The rate is slow enough to allow the operator to see trends in the data as it is scrolling To display a specific record type in the desired record number using the Numeric Keypad and press Press to send the displayed record to the RS232 port 12 4 Erasing Records from the Logger T...

Страница 53: ...l port of a PC 3 Ensure that the baud rate for the printer or PC and the smartCHEM C are the same If necessary alter the baud rate of the smartCHEM C see section 13 1 The smartCHEM C uses XON XOFF protocol Ensure that the printer is set accordingly 4 Select the Logger menu F2 Logger 5 Select F3 Print from the menu 6 Printing starts as soon as is pressed The display shows the word Printing until pr...

Страница 54: ...atalogging See section 12 2 for details Press while recalling data on the display see section 12 3 to send that record to the RS232 port 13 3 RS232 Configuration The smartCHEM C RS232 configuration is 8 Bits No Parity 1 Stop Bit XON XOFF Protocol This information is displayed when setting the baud rate see section 13 1 13 4 Communication and Statistical Software Communication between the smartCHEM...

Страница 55: ... name firmware version number instrument serial number and number of logged readings in memory for example smartCHEM C V1 0 S1234 2730 cr where are spaces Note that the number of logged readings is right justified The is used internally by the WinTPS software Request GLP information G cr Returns all calibration GLP information plus the instrument model serial number and current date see section 13...

Страница 56: ...y readout All readings obtained in mS cm units are converted to µS cm to preserve the scaling of the data uS m for µS m Conductivity readout All readings obtained in mS m units are converted to µS m to preserve the scaling of the data dS m for dS cm Conductivity readout ppM for parts per Million TDS readout All readings obtained in ppK units are converted to ppM to preserve the scaling of the data...

Страница 57: ...30 k 1 Temp Offset 2 0oC 31 12 2003 12 40 k 1 Cond Zero 0 00uS cm 31 12 2003 13 00 k 1 Cond k 1 10 2760 uS cm 31 12 2003 13 10 k 1 TDS Zero 0 00ppM 31 12 2003 13 00 k 1 TDS k 1 10 2000 ppM 31 12 2003 13 20 k 1 Res Zero 0 KOhms 31 12 2003 13 00 k 1 Res k 1 10 362 3_Ohms 31 12 2003 13 30 k 1 Temp Offset 3 0oC 31 12 2003 13 40 k 10 Cond Zero 0 0uS cm 31 12 2003 14 00 k 10 Cond k 10 1 2760 uS cm 31 12...

Страница 58: ...xt Files prn txt csv 3 Navigate to the folder where your data file is stored and double click it to start the Text Import Wizard Note The default data folder for the WinTPS software is C My Documents WinTPS 4 In step 1 of the Text Import Wizard select Fixed width as per the sample screen below then press Next Note that the data column headers in row 1 appear only when the data is downloaded using ...

Страница 59: ...X axis is correctly formatted if the data is to be charted later Press Next after all the column breaks have been inserted 6 Simply press Finish at step 3 of the Text Import Wizard TPS recommends that the data format for each column be set once the data is in spreadsheet format For help on formatting the data columns charting graphing or other operations please consult the Microsoft Excel help fil...

Страница 60: ...1 Recorder Port Configuration 1 Select the Recorder set up menu F4 Setup F4 Ports F3 Recorder The smartCHEM C will now display the Recorder Port configuration screen RECORDER F1 Conductivity F3 Temperature The arrow indicates the current selection 2 Press to set the Recorder output to Conductivity TDS Resistivity Ratio data Press to set the Recorder output to Temperature data Press to quit and ret...

Страница 61: ... 200 0 ppK Manual range selection recommended for recorder output See section 19 1 0 to 2000 mV for full scale of selected range 0 00 ppM 0 mV 1000 ppM 1000 mV 36 0 ppK 360 mV Resistivity 0 to 500 counts per range 0 to 2000 mV 250 Ω cm 1000 mV 500 KΩ cm 2000 mV Ratio 0 000 to 1 500 1 50 to 15 00 0 to 1500 mV 150 to 1500 mV 1 000 1000 mV 5 00 500 mV Temperature 10 to 120 0 O C 0 to 2000 mV 10 O C 0...

Страница 62: ...ll now show the current date for example Date is now 31 12 03 Enter Date 31 12 03 dd mm yy 5 Use the Numeric Keypad to enter the current date then press Alternatively press menu to quit and retain the current setting Notes 1 The smartCHEM C tests that a valid day of the month is entered If an invalid date is entered eg 31 02 2001 the smartCHEM C beeps and displays the message Invalid Date The mete...

Страница 63: ...m the Setup menu F4 Setup F5 Initialise 2 The smartCHEM C now asks if you are sure that you wish to initialise ALL parameters Initialise F1 All Press to initialise ALL parameters reset all factory default settings and clear the memory Press to quit without resetting any data or user settings 3 When returning the meter to normal display mode note that the decimal points have been replaced with a to...

Страница 64: ...to TPS for service EEPROM Write Failure Need Factory Service User calibration settings have been lost or corrupted Switch the meter OFF for 5 seconds and switch back ON If the problem persists return the unit to TPS for service Data Pointer Error Logged Data Lost Data stored in memory has been lost or corrupted Switch the meter OFF for 5 seconds and switch back ON If the problem persists return th...

Страница 65: ... Faulty instrument Replace standard solution Clean sensor as per the instructions detailed in section 19 3 Return sensor to factory for repair or replacement Return to factory for repair Inaccurate readings even when calibration is successful 1 Sensor may have a build up of dirt or oily material on electrode plates 2 Platinum black coating has worn off Clean sensor as per the instructions detailed...

Страница 66: ...e vent hole in the side of the sensor Clean sensor as per the instructions detailed in section 19 3 Sensor requires replatinisation as per section 19 4 Alternatively return to the factory for replatinisation Replace standard solution Return sensor to factory for repair or replacement Return to factory for repair Inaccurate readings even when calibration is successful 1 Sensor may have a build up o...

Страница 67: ...repair or replace sensor Displays OveRnge when Temperature and or Conductivity TDS sensor plugged in 1 Faulty instrument socket 2 Faulty Conductivity TDS or Temperature sensor whichever is being calibrated Return the instrument to the TPS factory for service Return Conductivity TDS or Temperature sensor for repair or replace sensor Reading does not change in any sample being measured Auto Stabilit...

Страница 68: ...remind the user that the unit is in Manual Range Switching mode For example 2 76mS cm Man Range 25 0O C 31 12 03 12 00 00 3 Press to switch UP one range at a time Press to switch DOWN one range at time Notes 1 If a range is selected which is too low for the current reading the message Change Range is displayed Press to switch UP one range at a time until the smartCHEM C displays a reading 2 If a r...

Страница 69: ...y and Temperature readings once both have become stable 4 Warm the solution to approximately 5 O C above the temperature at which you expect to take sample measurements Record the Conductivity and Temperature readings once both have become stable 5 Apply the following formula where C1 and T1 are the first readings taken and C2 and T2 are the second readings taken C2 Log C1 T2 T1 ATC Slope 100 x 10...

Страница 70: ...with distilled water Conductivity sensors can be stored dry Ensure that the sensor is stored in a covered container to avoid dust and dirt build up Cleaning Conductivity Sensors Platinised platinum Conductivity sensors can only be cleaned by rinsing in a suitable solvent DO NOT wipe the electrode plates as this will remove the platinum black layer 1 Rinsing in distilled water will remove most buil...

Страница 71: ...entrated HCl 5 Select Platiniser mode F3 Mode F5 Re Plat The Platiniser screen is now displayed Platiniser Cell in Plat socket k 1 Detected Press Enter to Start 6 Press to start platinising the sensor The smartCHEM C confirms how long it will platinise the sensor for and count down how much time is remaining The following example is for a k 1 sensor Platinising for 3 00 minutes 2 59 minutes left P...

Страница 72: ...hat this equipment is in need of repair please re read the manual Sometimes instruments are received for repair in perfect working order This can occur where batteries simply require replacement or re charging or where the electrode simply requires cleaning or replacement TPS Pty Ltd has a fine reputation for prompt and efficient service In just a few days our factory service engineers and technic...

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