background image

Operation

pHotoFlex

®

Turb

28

ba75976e07

09/2021

4.4

System settings (

System

 

menu)

The following meter characteristics and general functions are in the menu 

Configuration

 / 

System

:

Language selection (

Language

)

Memory- and database functions (

Store

)

Display settings (

Display

)

Restoring the basic settings (

Reset

)

Configuration of the interface for PC/printer (

Interface

)

Setting the date/time (

Date/time

)

Setting the switch-off time (

Switchoff time

)

Setting the keyboard sound (

Beep

)

Settings/functions

The settings are in the menu, 

Configuration

 / 

System

Move to the 

Configuration

 menu with the 

<MENU>

 key. 

Menu item

Setting

Explanation

Language

Deutsch

English

Français

Español

Select the language (see 
section 4.3.3)

Store

Display

RS232 down-
load

Data filter

Delete

Memory- and database func-
tions 
(see section 4.8.2)

Display

 

Illumination

Contrast

Brightness

Switch on/off the display illumi-
nation (see section 4.4.2)

Reset

-

Reset the system settings to the 
delivery condition (see 
section 4.10.1).

Interface

Baud rate

Output format

Baud rate of the data interface
(see section 4.4.3)

Continue ...

 / 

Date/time

Time

Date

Date format

Time and date settings (see 
section 4.3.4)

Summary of Contents for WTW pHotoFlex Turb

Page 1: ...OPERATING MANUAL ba75976e07 09 2021 pHotoFlex Turb LED FILTER PHOTOMETER WITH INTEGRATED TURBIDITY MEASUREMENT AND pH FUNCTION...

Page 2: ...2 ba75976e07 09 2021 pHotoFlex Turb Copyright 2021 Xylem Analytics Germany GmbH Printed in Germany...

Page 3: ...2 2 2 3 Unauthorized use 12 3 Commissioning 13 3 1 Scope of delivery 13 3 2 Power supply 13 3 2 1 General information 13 3 2 2 Inserting exchanging the batteries 15 3 3 Initial commissioning 16 4 Oper...

Page 4: ...a cell 56 4 7 3 Measuring the turbidity 58 4 7 4 Calibration 59 4 8 Memory 62 4 8 1 Storing measurement datasets 63 4 8 2 Filtering measurement datasets 64 4 8 3 Displaying measurement datasets 64 4 8...

Page 5: ...pack 79 5 2 Cleaning 80 5 2 1 Cleaning the cell shaft 80 5 2 2 Cleaning the cells 81 5 3 Packing 81 5 4 Disposal 81 6 What to do if 82 6 1 General errors 82 6 2 Photometry 83 6 3 pH value ORP voltage...

Page 6: ...s colorimetric measurements Absorbance measurements Transmission measurements pH measurements Turbidity measurements The pHotoFlex Turb handheld meter provides the maximum degree of ease of use reliab...

Page 7: ...e in the WTW cata log or on the Internet Select the measuring mode M long keystroke Photometry Turbidity pH ORP Select the measured parameter within a measuring mode M short keystroke pH ORP pH ORP Ph...

Page 8: ...ation Switch over between available citation forms FORM In the Photometry measuring mode measured param eter Concentration Switch over between available units UNIT Switch the meter on or off ON OFF Ou...

Page 9: ...1 4 Socket field 1 pH electrode 2 pH temperature sensor 3 Power pack 9 V DC see section 7 1 4 Contact points for operation with the LabStation 5 RS232 serial interface Measuring mode measured pa ramet...

Page 10: ...functions With photometric measurements the zero measurement is retained even after switching the pHotoFlex Turb off and on again You can connect a barcode reader for the simplified calling up of pro...

Page 11: ...us situation 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 co...

Page 12: ...rding to the authorized use specified above The meter may only be supplied with power by the energy sources mentioned in this operating manual The meter may only be operated under the environmental co...

Page 13: ...tions Software to program user defined methods Optional LabStation with LSdata PC software battery pack and universal power pack Optional Battery pack rechargeable 3 2 Power supply 3 2 1 General infor...

Page 14: ...nnecting the power pack optional CAUTION Use original power packs only The line voltage at the operating site must lie within the input voltage range of the original power pack see chapter 7 TECHNICAL...

Page 15: ...batteries must correspond to the signs in the battery compartment 1 Open the battery compartment Unscrew the two screws 1 on the underside of the meter Remove the lid of the battery compartment 2 2 If...

Page 16: ...r pack see section 3 2 Operation with LabStation and battery pack Insert the battery pack connect the LabStation and insert the meter in the LabStation see LabStation operating manual Switch on the me...

Page 17: ...ssure to switch to the measuring mode Press M short pressure to switch between different measuring parame ters in the selected measuring mode Switching off Press the ON OFF key Automatic switch off fu...

Page 18: ...the next keystroke again 4 2 Inserting a cell In order to be able to insert cells into the pHotoFlex Turb the cell shaft must be prepared for holding a cell Inserting a 28 mm cell 1 Push the dust cove...

Page 19: ...07 09 2021 Inserting a 16 mm cell 1 Put the fold out cell shaft 2 in an upright position until it locks into place 2 Pull upwards the height adapter 3 The cell shaft is extended 3 Open the external li...

Page 20: ...easurement The display indicates measurement data in the measured value display Calibration The display indicates a calibration process with calibration information or a process to carry out a zero ad...

Page 21: ...ame of the menu is displayed at the upper edge of the frame Menus are opened by confirming with START ENTER Example Settings Settings are indicated by a colon The current setting is displayed on the r...

Page 22: ...the numeric value The numeric value is always displayed with decimal places and if necessary rounded 4 3 3 Navigation example 1 Setting the language The principles of navigation are explained in the t...

Page 23: ...ection is displayed in reverse video 5 Open the setting of the Language with START ENTER 6 Select the required language with V W 7 Confirm the setting with START ENTER The setting is active The menu i...

Page 24: ...of stored measured values Therefore check the time at regular intervals Setting the date time and date format The date format can be switched from the display of day month year dd mm yy to the display...

Page 25: ...digits once again The new digits are only taken over by confirming with START ENTER 5 Confirm the setting with START ENTER The time is set 6 Set the current Date as necessary The setting is made simi...

Page 26: ...s param Concentration Transmission Absorbance Programs Dilution Analysis timer On Off Reset Turbidity i No settings required pH ORP Meas param pH ORP Calibration Calibr record Calibr type TEC NIST DIN...

Page 27: ...atum Delete i 4 of 1000 i occupied i Filter No filter Display Illumination Auto off On Off Contrast 0 100 Brightness 0 100 Reset Interface Baud rate 1200 2400 4800 9600 19200 Output format ASCII CSV C...

Page 28: ...tings functions The settings are in the menu Configuration System Move to the Configuration menu with the MENU key Menu item Setting Explanation Language Deutsch English Fran ais Espa ol Select the la...

Page 29: ...time 10 20 30 40 50 min 1 2 3 4 5 10 15 20 24 h The automatic switchoff func tion switches the meter off if no entry is made for a specified pe riod of time Switchoff time This conserves the batteries...

Page 30: ...mission speed Baud rate Output format Output format Data filter see section 4 8 2 Allows to set filter criteria in order to display and download datasets to the interface Delete Erases the entire cont...

Page 31: ...ric measurements serve to determine chemical substances in liquid samples For this determination the substance to be determined has to be present in a form that is suitable for photometric measurement...

Page 32: ...read in with the aid of a bar code reader You can look up an overview of the available methods in the photometry anal ysis manual and display it on the screen of the pHotoFlex Turb see section 4 5 8 Y...

Page 33: ...th the MENU key Settings 4 5 3 Measuring the concentration Menu item Setting Explanation Meas param Concentration Transmission Absorbance Measured parameters in mea suring mode Photometry Programs Dis...

Page 34: ...gram number display with PROG enter the required program number with the number keys and con firm with START ENTER or from the second concentration measurement Select a program out of the last ten pro...

Page 35: ...ad of the measured value Measuring range undercut Remedy Select a test with a lower measuring range Upper limit of measuring range instead of the measured value Measuring range exceeded Remedy Select...

Page 36: ...the blank values stored in the factory If a blank value measured by the user is stored for a program this blank value is used for measurement The usage of the blank value measured by the user is docum...

Page 37: ...e menu guided blank value measurement begins Follow the instructions on the display 6 Insert a cell with blank sample see section 4 2 7 Start the measurement of the blank value with START ENTER After...

Page 38: ...adjustment is carried out the standard adjustment is erased manually the meter is reset to delivery status Reset function Standard adjust ment 8 Confirm the result with START ENTER The blank value mea...

Page 39: ...measurement begins Follow the instructions on the display 6 Enter the nominal value of the standard Note Enter the decimal separator with START ENTER 7 Confirm the entered nominal value with START EN...

Page 40: ...her with the mea sured value and indicated in the measured value display with Cal The transmission measurement is not described separately in the following example as it operates in exactly the same w...

Page 41: ...an optically per fect cell The zero adjustment must be performed separately for each cell type 3 Select the cell diameter with V W and confirm with START ENTER 4 Select the wavelength with V W and co...

Page 42: ...adjustment starts Follow the instructions on the display 5 Insert the cell see section 4 2 6 Set another cell with V W and START ENTER as neces sary 7 Start the measurement of the zero adjustment with...

Page 43: ...between the individual steps These waiting periods time intervals are stored in the instrument with the If i Calibration error was displayed as the calibration result a note automatically reminds you...

Page 44: ...ith the Timer function you manually set a time interval If you want to be automatically reminded of the given time intervals use the Analysis timer function see section 4 5 9 The timer is displayed in...

Page 45: ...ment in the form x 1 2 Open the menu Configuration Photometry Dilution The current factor of the dilution is displayed 3 Open the display for the entry of numerals with START ENTER 4 Enter the factor...

Page 46: ...the active temperature measuring mode Preparatory activi ties Perform the following preparatory activities when you want to measure The RS232 interface is not galvanically isolated When connecting an...

Page 47: ...he following applies 4 6 3 Measuring the ORP 1 Perform the preparatory activities according to section 4 6 1 2 Immerse the pH electrode in the test sample 3 Press the M key short pressure repeatedly u...

Page 48: ...le in the menu Configuration pH ORP Meas param Calibr record display print Select the calibration type Enter the Calibr interval Select Unit for slope Select Temperature unit Reset Settings functions...

Page 49: ...ck Buffer sets for cali bration You can use the buffer sets quoted in the table for an automatic calibration The pH values are valid for the specified temperature values The tempera Calibration Calibr...

Page 50: ...Read measurement can be terminated at any time accept ing the current value Buffer set Name on the dis play pH values at 25 C WTW Technical buffer solutions TEC 2 00 4 01 7 00 10 01 NIST DIN buffer so...

Page 51: ...rinter or PC The calibration record of the last calibration is to be found under the menu item Configuration pH ORP CalibrationCalibr record Sample record Calibration evalua tion After calibrating the...

Page 52: ...the procedure is identical 30 30 62 61 or 56 50 Clean the electrode according to the electrode operating manual 30 or 30 62 or 50 Perform error elimination accord ing to chapter 6 WHAT TO DO IF Displ...

Page 53: ...ght and press START ENTER The buffer is measured The measured value is checked for stability AutoRead 6 Wait for the end of the AutoRead measurement or accept the calibra tion value with START ENTER T...

Page 54: ...er the new calibration values For single point calibration the instrument uses the Nernst slope 59 16 mV pH at 25 C and determines the asymmetry of the electrode 8 Thoroughly rinse the electrode with...

Page 55: ...he same time Using M short pressure or ESC switch to the measured value display without taking over the new calibration values i Buffer recognition TEC i Immerse sensor in buffer 3 Exit with 2 point c...

Page 56: ...gn both the sample cells and the cells for calibration standards in the same way see section 2130 of the Standard Methods for the Examination of Water and Wastewater 19th issue To do so the optimum al...

Page 57: ...3 Insert the cell see section 4 2 4 Align the cell Press and keep the START ENTER key depressed Slowly rotate the cell once completely in small steps by 360 After each step wait briefly until the dis...

Page 58: ...o be measured Pour approximately 10 ml sample into the cell Close the cell and ro tate it several times before throwing the sample away 3 Repeat the rinsing procedure twice more 4 Fill the cell with t...

Page 59: ...ree point calibration you need the following three cal ibration standards in the specified order To keep the drift as low as possible the time for aligning the cell while the START ENTER key is presse...

Page 60: ...ion 5 2 2 3 Insert the cell see section 4 2 CAUTION Never open the cells with the calibration standards 1 Press the M key long pressure repeatedly until the Turbidity mea suring mode is selected 2 Pre...

Page 61: ...ease the START ENTER key Measurement of the calibration standard begins Before measuring the third calibration standard of 0 02 NTU FNU you can exit the calibration with ESC at any time The new calibr...

Page 62: ...ed value memory menu Measurement dataset A complete dataset consists of Date time ID number ID and the following measurement data depending on the selected measur ing mode If i Calibration error is di...

Page 63: ...mV Temperature value C F AutoRead info AR AR appears with the measured value if the AutoRead criterion was met while storing stable measured value Otherwise the AR display is missing 1 Press the STO k...

Page 64: ...ayed that correspond to the selected filter criteria see section 4 8 2 Start reading out the data to the display in the menu Configuration System Measured value memory Display Menu item Setting functi...

Page 65: ...wnloaded that correspond to the selected filter cri teria see section 4 8 2 The datasets are downloaded in the specified output format see section 4 9 5 The output of the data to the interface is star...

Page 66: ...has to be configured so data can be safely transmitted see section 4 9 5 4 9 1 Establishing the connection to a PC You have the following possibilities of transmitting data from the pHotoFlex Turb to...

Page 67: ...tablished The data can be transferred to the PC via the PC software LS Data see section 4 9 2 via the MultiLab Importer see section 4 9 3 via a terminal program see section 4 9 6 The PC software LS Da...

Page 68: ...toFlex Turb is pre configured for the connection of the printer 2 For error free data transmission The RS232 interface of the pHotoFlex Turb and the printer have to be set to the same transmission spe...

Page 69: ...toFlex Turb see section 4 9 4 ESTABLISHING THE CONNECTION TO A PRINTER It is selected in the menu Configuration System Interface Output format Examples of the output formats see section 4 9 6 3 Config...

Page 70: ...ocol Display the data and press PRT The data being shown on the display are transmit ted to the interface Simultaneously with every manual storage pro cess Stored measured values Display the saved dat...

Page 71: ...n measured value or designation of dimensionless measured values e g pH 11Measured value status of the main measured value VALID Measured value valid INVALID Measured value invalid UFL Measured value...

Page 72: ...section 4 10 2 System settings 4 10 2 Resetting the photometry settings With the Photometry Reset function all settings are reset For turbidity measurements there are no settings that can be re set Sy...

Page 73: ...of the stored program data Series number of the meter 4 12 Software update With a software update you obtain the current software with all new programs and method data see section 11 The calibration...

Page 74: ...tion line for your method yourself and transmit the data of this calibration line to the pHotoFlex Turb Administration of the method data can be carried out in the LSdata software see LSdata operatin...

Page 75: ...ines Storing user defined programs Enter a command line according to the following scheme in the terminal pro gram U 500 14 Program No Model Cell mm Wave length nm MRB MRE E0 Slope Resolution Citation...

Page 76: ...ter a command line according to the following scheme in the terminal program 5 Enter the command line 6 Finish the command line with Enter The data is transmitted to the pHotoFlex Turb If there is alr...

Page 77: ...successful transmission the terminal program writes After a failed transmission the terminal program writes 10 Finish the command line with Enter The data is transmitted to the pHotoFlex Turb The req...

Page 78: ...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 1 Open the battery compartment Unscrew the two sc...

Page 79: ...ut waste container symbol There fore they may not be disposed with the domestic waste 5 1 2 Retrofitting the battery pack NOTE Use original WTW battery packs only Together with the power pack the batt...

Page 80: ...ar detergents that contain solvents Re move any splashes immediately 5 2 1 Cleaning the cell shaft If liquid is in the cell shaft e g due to a spilled cell clean the cell shaft as follows 2 If necessa...

Page 81: ...perational lifetime the meter must be returned to the disposal or return system statutory in your country If you have any questions please contact your supplier 1 Clean the cells inside and out with h...

Page 82: ...batteries Charge the battery pack see section 3 2 Cause Remedy Software error Operating condition undefined or EMC load unallowed Processor reset Press the START ENTER and PRT key simultaneously Caus...

Page 83: ...Insert the cell until it is positioned on the bottom of the cell shaft Cell contaminated Clean the cell Cell shaft contaminated Clean the cell shaft Dilution set incorrectly Set the dilution Selected...

Page 84: ...lution temperature incorrect without temperature sensor Set the correct temperature Incorrect buffer solutions Select the suitable buffer solutions for the calibration procedure Buffer solutions too o...

Page 85: ...de pH electrode unsuitable Use suitable electrode Temperature difference between buffer and test sample too great Adjust temperature of buffer or sample solutions Measurement procedure not suitable Fo...

Page 86: ...atic class 2 Allowable relative hu midity Yearly mean 30 days year Other days 75 95 85 Power supply Batteries 4 x 1 5 V type AA Operating time with battery operation approx 5000 measurements Battery p...

Page 87: ...ine 73 23 EEC EN 61010 1 2001 Climatic class VDI VDE 3540 IP protection class EN 60529 1991 Optical measuring prin ciple LED photometer with filter Interference filter 436 nm 517 nm 557 nm 594 nm 610...

Page 88: ...e test sample pH 0 01 15 C 35 C U mV 1 15 C 35 C T C 0 3 0 C 55 C T F 0 54 0 C 55 C when measuring in a range of 2 pH around a calibration point Measuring principle Nephelometric measurement according...

Page 89: ...0 3 replacement cells 28 x 60 mm LKS28 Set 251 302 Calibration set for Turb 430 IR photoFlex Turb Kal Kit Turb 430 IR 600 560 Thermoprinter A connection cable is required to connect the printer see se...

Page 90: ...AK 540 S 902 843 Connection P3001 LabStation Cable AK 3000 250 745 in conjunction with an adapter socket socket GenderChanger Specialist shops or Cable 2 x 9 pin socket plug Specialist shops Descript...

Page 91: ...optional extensions are available in specialist shops Device cable Model Bar code reader In addition to the bar code reader a suitable connection cable is required to operate the bar code reader Hand...

Page 92: ...n aids Abbreviations The list of abbreviations explains the indicators and the abbreviations that ap pear on the display and in the manual Specialist terms The glossary briefly explains the meaning of...

Page 93: ...empty Low battery m Month mV Voltage unit mV pH Unit of the electrode slope internat mV NIST DIN Automatic calibration for pH measurements with buffer solutions produced according to NIST or DIN 19 26...

Page 94: ...value or a value that is regarded as correct Often this expression is also used when the measuring system is adjusted at the same time see adjusting Cell Vessel that takes a liquid sample for the phot...

Page 95: ...aluate the mea surement results How to carry out the method up to the photometric measuring is de scribed in the analysis instructions The pHotoFlex Turb contains a database with methods programs Furt...

Page 96: ...to calibrate a measuring system Temperature function Name of a mathematical function expressing the temperature behav ior of a test sample a sensor or part of a sensor Test sample Designation of the...

Page 97: ...3 Connecting sensors 9 Connectors 9 D Data filter 64 Data memory 29 Dataset 62 Date and time 24 Date time 31 Default settings Measured parameter 73 System settings 72 Display 9 30 Display illumination...

Page 98: ...calibration pH 54 Slope pH 49 Storing in memory 62 Switching on 17 System menu General information 30 33 System settings 28 General information 28 31 T Temperature measurement pH 46 Test set 31 Three...

Page 99: ...connection to a USB interface on the PC a USB adapter accessory Program installa tion Install the firmware update program on your PC Program start Start the program from the Windows start menu Via th...

Page 100: ...Turb 100 ba75976e07 09 2021 After switching the meter off and on you can check whether the meter has taken over the new software version on the start display 5 Disconnect the meter from the PC The met...

Page 101: ...structions on the display To measure turbidity values below 1 FU NTU proceed as follows Calibration Calibrate After the calibration interval has expired With a temperature change Measuring 1 Press the...

Page 102: ...Appendix Turbidity values under 1 FNU NTU pHotoFlex Turb 102 ba75976e07 09 2021...

Page 103: ...pHotoFlex Turb ba75976e07 09 2021 103...

Page 104: ...rove the way water is used conserved and re used in the future is central to our work Our products and services move treat analyze monitor and return water to the environment in public utility industr...

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