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Horiba U-53 Datalogging Multiparamater Water Quality Meter User

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1. JIS K0101 Dus DO mg L bu DO mg L pus DO mg L p DO mg L 0 14 16 1 13 77 11 10 67 21 8 68 31 742 2 13 40 12 10 43 22 8 53 32 7 32 3 13 04 13 10 20 23 8 39 33 7 22 4 12 70 14 9 97 24 8 25 34 7 13 5 12 37 15 9 76 25 8 11 35 7 04 6 12 06 16 9 56 26 7 99 36 6 94 7 11 75 17 9 37 27 7 87 37 6 86 8 11 47 18 9 18 28 7 75 38 6 76 9 11 19 19 9 01 29 7 64 39 6 68 10 10 92 20 8 84 30 7 53 40 6 59 1505814 ane DO mg L pn DO mg L ps DO mg L 0 14 62 1 14 22 11 11 03 21 8 91 2 13 83 12 10 78 22 8 74 3 13 46 13 10 54 23 8 58 4 13 11 14 10 31 24 8 42 5 12 77 15 10 08 25 8 26 6 12 45 16 9 87 26 8 11 7 12 14 17 9 66 27 7 97 8 11 84 18 9 47 28 7 83 9 11 56 19 9 28 29 7 69 10 11 29 20 9 09 30 7 56 58 3 Basic Operation e Span setting values for calibration in air The software should display these values when auto calibration is performed Use this table to input values for manual span calibrations in air Tip The DO measurement value of air saturated water and air are different Due to the pressure difference against the membrane in air versus the membrane in water the measurement value in air is about 10 higher than the value of air saturated water on average Amounts of saturated dissolved oxygen in air at various temperatures Following tables are applicable only to the air calibration of the U 50 DO sensor Do not use them for other purpose
2. 94 5 Specifications 5 Specifications Model Specification Basic value U 51 U 52 U 52G U 53 U 53G Measurement temperature 10 C to 55 C range Maximum sensor outer Approx 96 mm diameter Sensor length Approx 340 mm Y Y Y Y 2 m standard Cable length 45 m 30 m options Sensor probe Mass Approx 1800 g Auto calibration Uses pH 4 standard solution function Measurement 46 mmay depth Wet part PPS glass SUS316L SUS304 ia FKM PEEK Q titanium FEP Y Y Y Y membrane POM Waterproofing standard FS Outer 115 x 66 x 283 mm Y Y Y dimensions Mass Approx 800 y Y Y Y Y LCD 320 x 240 mm graphic LCD E v T Y monochrome with backlight Memory data 10000 Y Y Y x items Communicatio i Y Y Y Y n int rfac USB peripheral Batteries C size dry cells x4 Y Y Y Y Waterproofing IP 67 Y S Y JE Control unit standard e Reception method 12 channel parallel GPS unit e Measurement precision Y With PDOP high precision 30 m or less 2 drms Estimated 500 measurements battery life 70 hours no backlight no backlight Storage temperature 10 C to 60 C range Y Y Y Y Ambient temperature 5 C to 45 C range 95 5 Specifications Model Specification Basic value U 51 U 52 U 52G U 53 U 53G M
3. DO sensor 1 The diaphragm is torn 2 There are air bubbles in the internal solution 3 The DO sensor has failed DO sensor 1 Replace the diaphragm with a new one and fill the DO sensor with new internal solution 2 Replace the diaphragm with a new one and fill the DO sensor with new internal solution 3 Replace the DO sensor Temperature sensor e The temperature sensor has failed Temperature sensor e Contact your nearest sales outlet Out of measurement range Last zero point calibration invalid See above See above Last span calibration invalid Out of measurement range Last zero point calibration invalid The calibration value of an individual parameter is not stable 1 The sensor is dirty 2 The sensor has not adjusted to the standard solution 3 The temperature was unstable during calibration See above 1 Clean the sensors 2 Fill the transparent calibration cup with pH 4 standard solution and wait for at least 20 minutes of conditioning before starting calibration 3 Start calibration after the temperature has stabilized See above Calibration value is factory default value Internal IC failure Turn the power OFF then restart the system If the error persists initialize the system from the System menu If the error still persists contact your nearest sales outlet to have the sensor probe repaired 93 4 Ma
4. 1 pH 0 293 9 L TDS 121 one 0 1 ppt 0 450 nS cm D O ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right gt key 3 times to display the DATA OPERATION screen 3 Press the down V key to move the cursor to View Data then press the ENTER key 2008 04 11 21 22 09 SY Y 9mm DATA OPERATION Data Operation View Data Delete Data Data Memory check Calibration record 4 Move the cursor to Site then press the ENTER key ZAC Y VM DATA OPERATION View Data Date All 5 Press the up A down V left lt and right keys to enter the site to retrieve 64 6 Move the cursor to Search then press the ENTER key All site names that begin with the entered text are displayed The most recently measured data for the entered site is displayed 7 Press the up A and down V keys to display earlier data 2008 04 11 21 24 46 SY SZ vam DATA OPERATION Site name Site name AMAR 2008 12 02 15 30 58 S RK pm DATA OPERATION SITE AAAA 2008 12 02 5 24 18 Next Previous 22 71 8 36 mg L DO 6 42 pH 99 1 x D0 30 pHnv 0 441 g L TDS 4 75 Okay 0 2 ppt 0 689 mS cm 0 0 ct 0 00 TU 0 00 n Q Displaying the data for a specified date time 1 Press
5. and down V keys to select the desired time setting then press the ENTER key You can select OFF or settings of 1 2 5 10 20 30 or 60 minutes Default 30 minutes 2008 04 11 20 18 31 SY vu SETTINGS Auto power off 17 805 EDE vn Display contrast Follow the steps below to adjust the display s contrast 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 21 46 49 Y bag lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 ns L DD 6 99 pH 96 8 x po 1 pH 0 293 s TDS 121 one 0 1 ppt 0 450 nS cm D O ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 36 3 Basic Operation 2 Press the right key to switch the display to the SETTINGS screen 3 Press the down V key to move the cursor to System then press the ENTER key 2008 04 11 20 10 18 49 Y SETTINGS Set menu Measurement Site Unit for report Sensor selection Compensation 4 Press the down V key to move the cursor to Display contrast then press the 5 Press the left lt and right gt keys to adjust the contrast 6 Press the ENTER key ENTER key 2008 04 11 20 19 12 49 Y SETTINGS System Langu
6. 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 3 Basic Operation 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 79 3 Basic Operation 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 0 No selection 1 Selection made 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 0 No selection 1 Selection made 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code Parameter 12 selection Parameter 12 error Parameter 12 data Parameter 12 unit Parameter 13 code Parameter 13 selection Parameter 13 error Parameter 13 data Parameter 13 unit Year 00 to 99 Month 01 to 12 Day 01 to 31 Hour 00 to 23 Minute 00 to 59 Second 00 to 5 00 to 90 or no GPS data 00 to 59 or no GPS
7. 8 Check that Measurement value has stabilized then press the ENTER key to start calibration 2008 04 11 21 04 31 Y sm CALIBRATION Manual Calibration Turb Zero 0 00 vm Please wait 53 3 Basic Operation 9 When the message Cal complete Press ENT to Span cal appears press the 10 11 12 13 14 15 16 54 ENTER key to start the first span calibration procedure 2008 07 09 19 44 55 8 Y man CALIBRATION Manual Calibration Turb Zero 0 00 vm Cal complete Press ENT to Span cal Wash the transparent calibration cup 2 or 3 times with deionized water then fill it to the reference line with 8 NTU standard solution or a standard solution of known concentration between 0 1 and 10 NTU Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then submerge the sensor probe in the transparent calibration cup Press the up and down V keys to set the TURB value to 8 NTU or to the known concentration of the standard solution between 0 1 and 10 NTU Input range 0 NTU to 9 9 NTU U 51 or 0 NTU to 9 99 NTU U 52 2008 07 09 19 46 21 4S Y s CALIBRATION Manual Calibration Turb Span 8 M vm Measurement value 47 8 vm Input Span data ENT to store cal data Check that Current measurement value has stabilized then press the ENTER key to start calibration When the message Cal compl
8. Input Zero data ENT to store cal data 12 When the message Cal complete Press ENT to Span cal appears press the ENTER key to start the first span calibration procedure 2008 07 09 19 00 46 4S Y man CALIBRATION Manual Calibration Cond Zero 0 000 nS cm Cal complete Press ENT to Span cal 13 Wash the transparent calibration cup 2 or 3 times with deionized water then fill it to the reference line with 71 8 mS m 0 718 mS cm standard solution 14 Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then submerge the sensor probe in the transparent calibration cup 49 3 Basic Operation 15 Press the up A and down V keys to set the Cond value to 71 8 mS m 0 718 16 17 18 19 20 21 mS cm Calibration range 0 mS m to 99 9 mS m 0 mS cm to 0 999 mS cm CALIBRATION Manual Calibration Cond Span 0 7 1E mS cm Measurement value 0 994 mS cm Input Span data ENT to store cal data Check that Measurement value has stabilized then press the ENTER key to start calibration When the message Cal complete Press ENT to Span cal appears press the ENTER key to start the next span calibration procedure 2008 07 09 19 03 26 S Y man CALIBRATION Manual Calibration Cond Span 0 718 nS cm Cal complete Press ENT to Span cal Wash the transparent calibration cup 2 or 3 times with deionized water
9. Unit for report Temp C Turb NTU Cond mS cm 6 ot Depth m Salt ppt 24 3 Basic Operation 3 2 4 Sensor selection Measurement parameters can only be selected when the sensor probe is connected You can set between 1 and 11 measurement parameters to display in the control unit screen Follow the steps below to select the desired measurement parameters 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 46 4S Y lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 wait DO 6 99 en 96 8 x no 1 pH 0 293 9 L TDS 121 oppe 0 1 ppt 0 450 nS cm D O ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right key to switch the display to the SETTINGS screen 3 Press the down V key to move the cursor to Sensor selection then press the ENTER key A list of the measurement parameters that can be set and the currently set units are displayed 2008 04 11 19 59 23 OF SETTINGS Set menu Measurement System 4 Move the cursor to each measurement parameter to change then press the ENTER key A check in the check box of a measurement parameter indicates it will be displayed 5
10. indicates the currently set precision 2008 07 04 18 39 10 S Y H 9mm SETTINGS GPS locating accuracy PDOP 50 Low level accuracy PDOP 7 Middle level accuracy PDOP 5 High level accuracy 17 3 Basic Operation 3 2 Settings 3 2 1 Setting measurement methods This section describes how to set the measurement method Measurement methods e U 51 U 52 Pressing the MEAS key acquires the 5 second average for the selected Single measurement measurement parameter Pressing the MEAS key acquires and saves the 5 second average for the Interval measurement selected measurement parameter in the set interval The measurement interval can be set to any value between 10 seconds and 24 hours e U 53 The U 53 turbidity sensor uses a tungsten lamp The lamp lights for about 10 seconds and the average measurement value acquired during this interval is displayed Pressing the MEAS key acquires the 5 second average for the selected Single measurement measurement parameter after wiper operation The 10 second average is acquired when measuring turbidity Pressing the MEAS key acquires and saves the 5 second average for the selected measurement parameter in the set interval The 10 second Interval measurement average is acquired when measuring turbidity The measurement interval can be set to any value between 10 seconds final check of this value required 30 seconds may be better for U 52
11. 4 Press the down V key to move the cursor to Manual Calibration then press the ENTER key 2008 04 11 20 44 47 OY CALIBRATION Calibration futo Calibration Manual Cal 43 3 Basic Operation 5 In the parameter selection screen move the cursor to pH then press the ENTER key 2008 12 03 13 58 39 SY KE ymm CALIBRATION Select parameter Temp C D0 X DO Depth m DEE ORPmV Cond mS cm Turb NTU DO mg L DO Select parameter 6 Set the number of calibration points then press the ENTER key 2008 08 07 1 44 16 SY vau CALIBRATION Calibration point 1 2 A T 7 Press the up A and down V keys to set the pH value of the pH 7 standard solution containing the submerged sensor probe at the measurement temperature 2008 04 11 20 48 45 S Y s CALIBRATION Manual Calibration pH Zero M6 86 pH Measurement value 6 86 pH Input Zero data ENT to store cal data Temp C pH 4 standard solution pH 7 standard solution pH 9 standard solution Phthalate Neutral phosphate Borate 0 4 01 6 98 9 46 5 4 01 6 95 9 39 10 4 00 6 92 9 33 15 4 00 6 90 9 27 20 4 00 6 88 9 22 25 4 01 6 86 9 18 30 4 01 6 85 9 14 35 4 02 6 84 9 10 40 4 03 6 84 9 07 45 4 04 6 84 9 04 8 Check that Measurement value has stabilized then press the ENTER key to start calibration 44 9 10 1
12. Air calibration value in adopting evaluation based on JIS K0101 pu DO mg L ud DO mg L ots DO mg L bos DO mg L 0 15 58 1 15 15 11 11 74 21 9 55 31 8 16 2 14 74 12 11 47 22 9 38 32 8 05 3 14 34 13 11 22 23 9 23 33 7 94 4 13 97 14 10 97 24 9 08 34 7 84 5 13 61 15 10 74 25 8 92 35 7 74 6 13 27 16 10 52 26 8 79 36 7 63 7 12 93 17 10 31 27 8 66 37 7 55 8 12 62 18 10 10 28 8 53 38 7 44 9 12 31 19 9 91 29 8 40 39 7 35 10 12 01 20 9 72 30 8 28 40 7 25 Air calibration value in adopting evaluation based on IS05814 Es DO mg L V2 DO mg L DCD DO mg L 0 16 08 1 15 64 11 12 13 21 9 80 2 15 21 12 11 86 22 9 61 3 14 81 13 11 59 23 9 44 4 14 42 14 11 34 24 9 26 5 14 05 15 11 09 25 9 09 6 13 70 16 10 86 26 8 92 7 13 35 17 10 63 27 8 77 8 13 02 18 10 42 28 8 61 9 12 72 19 10 21 29 8 46 10 12 42 20 10 00 30 8 32 59 3 Basic Operation Water depth DEPTH calibration 1 Calibrate the zero point Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then remove all moisture from the sensor probe it will be calibrated in air 2 Press the control unit s CAL key to set the calibration mode 3 Press the down V key to move the cursor to Manual Calibration then press the ENTER key Moai 20 35 20 OT si E CALIBRATION d Calibration futo Calibration Ma
13. Auto power off Displav contrast Initialize 5 Press the ENTER key again TUA OY y 2008 04 11 SETTINGS Initialize Press ENT to initialize 6 Aconfirmation message appears asking whether to execute initialization Press the left lt key to move the cursor to YES then press the ENTER key The message Initialize Complete appears to indicate the process has finished 20 22 28 489 g OT 2008 04 11 SETTINGS Initialize 38 3 Basic Operation 3 3 Calibration To obtain correct measurement values the sensors need to be calibrated using standard solution before measurement You can select simultaneous auto calibration of the pH COND and TURB sensors in pH4 standard solution and DO and DEP sensors simultaneously in air or manual calibration of individual measurement parameters You can check the result of the previous calibration using the procedure on 3 5 4 Checking the calibration record page 70 Wait at least 20 minutes after turning the system power ON before calibrating the DO sensor Make the DO and COND compensation settings before calibration since these settings are applied during calibration You can select only the desired parameters for calibration and calibrate just those parameters see 3 2 4 Sensor selection page 25 Use about 200 mL of standard solution in the calibration cup Calibration data is stored in the sensor probe 3 3 1 Aut
14. FCS 2 characters Command parse failure response 1 OMDMNOARWN E NOOR WN a X XX X Q XX CR LF 2 3 4 5 6 7 Header 1 character Command 2 characters Command parse failure reason 4 1 character Received command 2 characters 3 Status code for probe status 1 character Delimiter character 1 character Frame check sequence FCS 2 characters 4 List of command parse failure reasons Frame length error FCS mismatch Undefined command Data error Data out of range No delimiter character No header character No Carriage return Line feed footer Cannot accept command in this timing Only set for command parse failure reason 9 Cannot accept command in this timing Otherwise this field is filled with spaces 81 4 Maintenance 4 Maintenance Tip HORIBA recommends regular manufacturer maintenance checks in order to ensure a long product life 4 1 Routine care After measurement 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power OFF The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Remove the sensor guard and clean the sensor with tap water 3 Clean the turbidity sensor with the cleaning brush provided 4 Remove the two screws securing the COND guard and the COND guard itself and use a test tube brush to gently remove any dirt from
15. If you don t want to save the change press the ESC key 2008 12 08 14 10 44 4S Y Aun SETTINGS Select parameter DO Salinity Auto DO Atm pressure 1013 hPa gt Cond Temp 2 00 Z K gt TDS Auto Atmospheric pressure compensation DO Differences in the atmospheric pressure of the measurement location influence the Dissolved Oxygen DO measurement By setting input the actual atmospheric pressure of the measurement location into the control unit it is possible to standardize the measured Dissolved Oxygen DO value to a value at the standard atmospheric pressure 1013 hPa 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 21 46 49 Y bag lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 mg L D0 6 99 pH 96 8 x po 1 pH 0 293 9 L TDS 121 one 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data 27 3 Basic Operation The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right key to switch the display to the SETTINGS screen 3 Press the down V key to move the cursor to Compensation then press the ENTER key 2008 04 11 20 01 14 49 Y SETTINGS Set menu Measurement Site Unit for report Sen
16. and down V keys to set the measurement interval The measurement interval can be set to any value between 10 seconds and 24 hours in the case of the U 51 and U 52 or between 30 seconds and 24 hours in the case of the U 53 2008 04 11 19 41 55 S Y 9 aum SETTINGS Set Interval measurement 00 00 10 24 00 00 Interval 1 00 10 Press ENT to enter value 19 3 Basic Operation 3 2 2 Setting sites The site function allows position data to be connected to corresponding measurement data Sites have the following specifications and features Site names Text data consisting of up to 20 one byte alphanumeric characters spaces etc Site names can be used for control unit searches and as labels for computer processing Site names allow measurement data to be saved with a name corresponding to the actual location where it was measured You can use site information as a search key when viewing data uploaded by a PC or data saved in the control unit see 3 5 Data operations page 64 e Selecting sites You can select previously created sites The black circle indicates the name of the currently selected site No sites are created at new purchasing or after initialization Select a site after first creating one from the Create new site menu e Creating new sites You can create and save new sites Up to 20 site names can be registered e Deleting sites You can select a previously create
17. s CALIBRATION Manual Calibration Cond Span DG KI mS cm Measurement value 47 8 mS cm Input Span data ENT to store cal data 26 Check that Measurement value has stabilized then press the ENTER key to start calibration 27 Calibration is finished when the message Cal complete ENT to manual cal menu appears Press the ENTER key to return to the calibration parameter selection screen 2008 07 09 19 08 43 S Y Kg CALIBRATION Manual Calibration Cond Span 38 7 mS cm Cal complete ENT to manual cal menu 51 3 Basic Operation Turbidity TURB calibration To support a wide range of sample concentrations turbidity is divided into three measurement ranges 0 0 to 9 9 NTU 10 to 100 NTU and over 100 NTU When manually calibrating turbidity you can select two calibration procedures one zero point calibration procedure and a span calibration procedure for one of the three measurement ranges three calibration procedures one zero point calibration procedure and a span calibration procedure for two of the three measurement ranges or four calibration procedures one zero point calibration procedure and span calibration procedures for all three measurement ranges Carry out the four calibration procedures to ensure good measurement precision throughout all measurement ranges Always use the calibration cup provided Using other containers can create effects from ambient light that cause incorrec
18. then press the ENTER key 2008 04 11 20 01 14 SY 8 um SETTINGS Set menu Measurement Site Unit for report 4 Press the down V key to move the cursor to TDS then press the ENTER key to toggle the setting between AUTO and Input mode Default Auto 2008 04 11 20 08 15 O E vus SETTINGS Select parameter DO Salinity 0 0 ppt DO Atm pressure 1013 hPa Cond Temp O00 Z K b gt d li SAVE 31 3 Basic Operation 5 If you selected Input mode press the right key to display the compensation value input screen Press the up and down V keys to enter the desired value then press the ENTER key to set it 20 08 55 49 ERT 2008 04 11 D d SETTINGS TDS Factor 0 504 00 mos 6 To save the change press the up and down V keys to move the cursor to SAVE then press the ENTER key If you don t want to save the change press the ESC key 2008 04 11 20 09 32 49 Y SETTINGS Select parameter DO Salinity 20 0 ppt DO Atm pressure 1013 hPa Cond Temp 20 00 Z K TDS 0 65 b gt b 3 2 6 System settings The system settings let you change the display language check the system software version set the date time set the auto power OFF time set the display contrast and initialize the settings Display language Follow the steps below to select either English or Japanese as the display language 1 Press and hol
19. tif 63 image 79 ANEMIA 3 tif 63 image W Emm 2 NIZE e tif 200 dpi 63 image 1 7H tif 200 dpi 64 image 80 F 4 JNV Y ar jl 1 tif 64 image 81 F F FNV Y ar jm 2 tif 64 image 82 FZ FNV Yy 3 VAM 3 tif 65 image 81 7 27 RAR 2 bmp tif 200 dpi 65 image 1 ANEMIA tif 65 image 80 GN e Lo Ze 3 VA l tif 65 image 84 GN ei Lo Ze 3 VA tif 66 image 1 W mm tif 200 dpi 66 image 80 F7 7 e Lo Ze a VA l tif 66 image 86 F7 ANUL Y a VA T tif 67 image 1 HEM tif 200 dpi 68 image 87 F 7 e Lo Ze a VA 8 tif 68 image 88 GN e Lo Ze a VAY tif 68 image 1 JET tif 200 dpi 69 image 90 F F ANRVU Y av 11 tif 69 image 91 GN ei Lo a ec 12 tif 69 image l JHEP tif O 200 dpi 70 image BE21E EJE CONDe tif 200 dpi 70 image BE21E EFE DOE tif Q 200 dpi 70 image BE21E EFE ORPE tif Q 200 dpi 70 image BEIERERE obt tif 200 dpi 70 image PeIEKERE tempE tif 200 dpi 70 image PeIEKERE TurbE tif 200 dpi 70 image PELE RRE E tif 200 dpi 70 image DIS 25 ENG tif 70 image 7 4 BRE GPS stin tif 71 image 7 Z PRIF GPS TERK El tif 71 image 7 7 BRE GPS f SR El tif 71 image EL W4 w7zx5 vavwHBl fE tif 72 image E wd4wZg53 uiravwNGEtif 72 image usb connector tif 400 dpi 73 image COND G tif 82 image s guard cap tif 83 image 7u 743 HF tif 83 image illit 5 sl tif 84 image fallit 5 s2 tif 84 image MARA 5 g1 tif 84 image
20. 0 0 ot 0 00 vm 0 00 m Press ENT to store data SINGLE MEASUREMENT SINGLE MEASUREMENT SITE AA SITE AA 22 71 c 8 36 mg L D0 22 71 c 8 30 mg L Do 6 42 pH 99 1 xpo 6 42 m 98 5 x po 30 rwv 0 441 s Tos 475 oppe 0 2 ppt 0 689 mS cm 0 0 ot 0 00 vm 0 00 m Store data complete Press ESC key O U 53 Do not perform turbidity measurement in air as it may damage the wiper U 53 turbidity measurement follows the sequence below The measurement values are held after each sequence Background Wait Background Measurement aiting Measurement Wiper operation Lamp lighting turbidity measurement Approx 2 seconds Approx Approx Approx 10 seconds Approx 5 seconds 4 seconds 2 seconds 1 Check that each sensor and sensor guard is mounted 2 Check that SINGLE MEASUREMENT has been selected in the measurement screen 2008 12 02 14 21 46 49 Y bag lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 mg L D0 6 99 pH 96 8 x po 1 pH 0 293 9 L TDS 121 oppe 0 1 ppt 0 450 nS cm D O ot 0 00 vm 0 00 m Press MEAS to collect data 62 3 4 5 3 Basic Operation Submerge the sensor probe in the sample gently shaking them in the sample to remove any air bubbles from the sensors If the sample is non flowing move the cable slowly up and down move the sensor probe at a rate of roughly 20 to 30 cm a second to ensure that fresh sample is
21. 14 tif 38 image 47 REMY AT A 15 tif 38 image 48 REMY AT A 16 tif 38 image 7u 7 4 F tif 39 image XIEX Y 1 tif 40 image 49 E Him tif 40 image 50 BEiEIBIW bh BIE 1 tif 40 image 51 K EEMI bh BIE 2 tif 41 image PIED 7 3 tif 41 image XIEX y 7 1 2 tif 41 image 52 K EHHI RIE 2 tif 42 image 53 PIE a RIE 3 tif 42 image 49 beim tif 42 image 55 POE 7 VIE 2 tif 43 image 56 X E Ei Y a TAS 3 tif 43 image 49 BRIE tif 43 image 54 REM Y 7 LS 1 tif 200 dpi 43 image 57 BEBA Y 7 IUBLE 4 tif 44 image 1E Hjt pH BEBER e tif 200 dpi 44 image 7 POE IVY P ALE zeroE tif 200 dpi 44 image 9 REY 0 T E tif 200 dpi 45 image 12 et A S RIE 1E bmp tif 200 dpi 45 image 14 EE AS RIESE Y le tif 200 dpi 45 image 49 XIE mi tif 46 image 61 EBE P BLE 8 tif 46 image 62 EBE YURIE 9 tif 46 image 49 PeIEM tif 48 image 63 EBE P ALS 10 tif 49 image X IE Hi fr COND bast REEL _e tif 200 dpi 49 image 64 EBE 7HE 11 tif 49 image XIE COND Y uR ESET le tif 200 dpi 49 image XIE COND BIE ANY le tif 200 dpi 50 image XIE COND BIE ANY 1 SES e tif 200 dpi 50 image XIE COND BIE ANY Ze tif 200 dpi 50 image XIE COND IE ANY 2 T e tif 50 image XIE COND BIE ANY 3e tif 200 dpi 51 image XIE COND BIE ANY REIE 35 f e tif 51 image 49 E Him tif 52 ima
22. 3 Coat the reference electrode O ring with a thin layer of grease part No 3014017718 Be sure no grease from the O ring gets on the sensor connector If the sensor connector gets grease on it wipe it off with a soft cloth soaked in alcohol 4 Make sure there is no moisture on the sensor probe s sensor connector marked REF 5 Fasten the reference electrode securely by hand 6 Remove the tape from the liquid junction part of the reference electrode Tape 3 Basic Operation Attaching the dissolved oxygen DO sensor 1 Remove the membrane cap mounted on the DO sensor beforehand and replace it with the new membrane cap provided Replace the internal solution with fresh solution The main component of the internal solution is potassium chloride KCI so the old solution can be disposed of down a sink or other drain Reference 4 5 Replacing the membrane cap page 87 2 3 4 5 6 Screw in the DO sensor to attach it allowing the internal solution to overflow slightly Use a soft cloth to wipe off the internal solution that overflowed onto the DO sensor Remove the sensor guard Remove the sensor plug Coat the DO sensor O ring with a thin layer of grease part No 3014017718 Be sure no grease from the O ring gets on the sensor connector If the sensor connector gets grease on it wipe it off with a soft cloth soaked in alcohol 7 8 Make sure there is no moisture on the
23. 4 Status error code 1 Parameter code 5 Parameter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 5b Parameter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 5b Parameter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 5b Parameter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 5b Parameter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 5b Parameter status code 6 Parameter error code 84 85 86 87 88 89 1 character 2 characters 20 characters 1 character 1 character 4 characters 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 75 3 Basic Operation 76 35 36 37 38 39 40
24. BJE image 28 HE image 27 HE image 26 HE image 1 JAE image 23 BJE image 28 EXE image 29 XXE image 32 HE image 1 HEM image 23 HE image 30 HE image 31 HE image 32 HE image 1 JAE image 33 HE image 34 HE 21 21 21 21 28 28 28 28 29 29 tif tif tif dpi tif tif tif tif dpi tif EEE HAMARE 2 EXE IR f Brux XE 4 tif 200 TR f Era XE 6 E 5 IR fi Brux XE 4 ti ifia E 3 zyu Ife SEXE 1 T fti ei 200 EE EE I f Ex XE 1 HAMARE 6 tif 29 HAMARE T tif 30 HAEE 10 tif 30 tif 200 dpi 31 HAMARE 1 tif 31 HAERE 8 tif 31 HAMARE 9 tif 32 HAMARE 10 tif 32 tif 200 dpi 32 HYATT A l tif 33 eA A A tif 33 EEE E EEE E SS image 35 SEI AT A 3 tif 33 image 1 WJ ETH tif 200 dpi 33 image 33 HE image 36 HE HVATA 1 tif 34 Hi AE AF A 4 tif 34 image 1 ANEMIA tif 200 dpi 34 image 33 HE Ano image 39 eko Hou l tif 34 HVAT AT tif 35 mi mi image 40 REMH AT A 8 tif 35 mi image 41 RE HYATT AY tif 0 200 dpi 35 image 1 WJ TH tif 200 dpi 35 image 33 ax x HVATA tif 36 Bx XE EB image 42 SEIT AT A 10 tif 36 Bx AE EJ image 43 E mMvATA 11 tif 36 image 1 JEM tif 200 dpi 36 image 33 REMI ATA 1 tif 37 image 44 REMI AT A 12 tif 37 image BET 4 ATURI FFA hE tif 37 image 1 NET tif O 200 dpi 37 image 33 REMY ATA 1 tif 38 image 46 REMY AT A
25. ENT to Span cal Cal complete Press ENT to Span cal 10 Wash the sensor probe 2 or 3 times with deionized water to remove any dirt then submerge the sensor probe in the container filled with the span solution 11 Press the up and down V keys to set the DO value to the saturated dissolved oxygen value mg L of the water at that temperature or the dissolved oxygen saturation ratio 2008 07 09 20 00 10 49 Y aa 2008 12 08 14 04 40 S Y LA CALIBRATION CALIBRATION Manual Calibration DO Span Manual Calibration DOZ Span 8 NI mg L Do 100 S x bo Measurement value Measurement value 7 60 eet DO 103 0 x po Input Span data ENT to store cal data Input Span data ENT to store cal data 12 Check that Measurement value has stabilized then press the ENTER key to start calibration 13 Calibration is finished when the message Cal complete ENT to manual cal menu appears Press the ENTER key to return to the calibration parameter selection screen 2008 07 09 20 01 08 49 Y aa 2008 12 08 14 05 21 4S Y aa CALIBRATION CALIBRATION Manual Calibration DO Span Manual Calibration D0 Span 8 11 mg L DO 100 0 xpo Cal complete ENT to manual cal menu Cal complete ENT to manual cal menu 57 3 Basic Operation Amounts of saturated dissolved oxygen in water at various temperatures salinity 0 0
26. Level 1 i i 0 450 we DO eve I Batteries need replacing 0 00 vm 0 00 m Press MEAS to collect data L Operation guidance 2 Device Information Operation key Key name description POWER Turns the system s power ON OFF The initial screen appears immediately after turning the power ON ROWER key Press and hold down the POWER key for about 3 seconds to turn the power ON and OFF When pressed in the measurement screen used to set the MEAS measurement values of all the measurement parameters MEAS key Measurement values flash until the data stabilizes When pressed in the setting calibration or data operation screen returns to the measurement screen ENTER Used to execute functions set entered values or store data in o ENTER key O memory CAL CAL key Switches to the calibration screen ESC ESC key Returns to the immediately preceding operation Turns the backlight ON OFF LIGHT e Using the backlight shortens battery life LIGHT key e nd backlight does not light for about 3 seconds after power e When the sensor probe is connected while the display s backlight is lit the backlight goes out for about 3 seconds Left key Moves the cursor to the left Right key Moves the cursor to the right Up key Moves the cursor up Down key Moves the cursor down 2 4 Setting menu items Single measurement Measurement Ss J Unit for report Interval meas
27. SAVE then press the ENTER key If you don t want to save the change press the ESC key 2008 04 11 20 09 32 49 Y SETTINGS Select parameter DO Salinity 20 0 ppt gt DO Atm pressure 1013 hPa b Cond Temp 0 00 Z K gt TDS 0 65 gt 30 3 Basic Operation Setting a total dissolved solid TDS coefficient The total dissolved solid amount TDS is a converted value obtained by multiplying the conductivity COND by a known coefficient The coefficient initially set for the control unit is based on a conversion for KCI and CaCO solutions and it depends on the conductivity COND value as shown below Conductivity COND S m soos 0 05 0 65 0 05 to 0 5 0 64 0 5 to 1 0 63 1103 0 62 3105 0 61 gt 5 0 60 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 21 46 SY Y Yun lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 mg L D0 6 99 pH 96 8 x po 1 pH 0 293 9 L TDS 121 one 0 1 ppt 0 450 nS cm D O ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right key to switch the display to the SETTINGS screen 3 Press the down V key to move the cursor to Compensation
28. Their life is not guaranteed e The 70 hour battery life figure is the amount of operating time the batteries can provide until the system stops operating The system may fail during operation if the remaining battery level is low so it is a good idea to check the remaining battery level and replace the batteries with new ones well before the batteries run out completely U 51 52 Battery life 70 hours backlight off U 53 Battery life 500 measurements backlight off e Since U 53 is designed for turbidity measurement with wiper its battery life is estimated in terms of the number of turbidity measurement sequences performed e Battery power is also consumed by measurement operations other than turbidity mea surement e The battery life when turbidity measurement is not performed is about 70 hours 3 Basic Operation 3 1 2 Replacing the coin battery e Coin battery to use CR 2032 e The coin battery is only for the clock It will provide problem free operation for three years but when using the clock continuously it should be replaced every two years as a precaution e When replacing the coin battery for the clock leave the control unit ON If the coin battery is replaced when the control unit is turned OFF the clock will be reset to the default settings Coin battery 10 3 Basic Operation 3 1 3 Attaching sensors e When attaching or replacing a sensor wipe any moisture off the sensor probe and sensor e Be sure
29. and 24 hour Reference 3 4 Measurement page 61 Operation method 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 46 4S Y man mr measureMEnT SITE 25 23 c 7 82 ns L DO 6 99 pH 96 8 x po 1 pH 0 293 s ToS 121 orPnw 0 1 eer 0 450 mS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right key to switch the display to the SETTINGS screen 18 3 Basic Operation 3 Press the down V key to move the cursor to Measurement then press the ENTER key 2008 04 11 19 38 05 SY 9 Fam SETTINGS Set menu Measurement Site Unit for report Sensor selection Compensation System 4 Press the down V key to move the cursor to the desired measurement mode Press the ENTER key to save the setting The black circle O indicates the currently selected measurement mode 2008 04 11 19 38 51 S Y 9 aum SETTINGS Set measurement Single measurement Interval measurement Select measurement mode 5 If you selected Interval measurement the display switches to the screen used to set the measurement interval Press the up A
30. and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 40 S Y Sam lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 weit Do 6 99 m 96 8 x po 1 pH 0 293 9 L TDS 121 Oppe 0 1 ppt 0 450 nS cm D O ot 0 00 vm 0 00 m Press MEAS to collect data 3 Basic Operation The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right gt key 3 times to display the DATA OPERATION screen 3 Press the down V key to move the cursor to View Data then press the ENTER key 4 Move the cursor to Date then press the ENTER key 2008 04 11 21 22 09 SY H 9mm DATA OPERATION Data Operation View Data Delete Data Data Memory check Calibration record 65 3 Basic Operation 5 With the cursor on the Date press the ENTER key 2008 04 11 21 27 40 SY vm DATA OPERATION View Data Site 6 Press the up A down V left lt and right D keys to enter the desired date time then press the ENTER key to apply the setting 7 The cursor moves to Search Press the ENTER key to start the search 8 Press the up A and down V keys to display earlier data Q Displaying all the data 1 Press and hold down the control unit s POWER key fo
31. continuously supplied to the DO sensor When the non turbidity meter measurement values are stable press the MEAS key to start the sequence above 2008 12 02 15 24 22 SY Qu SINGLE MEASUREMENT SITE MA 22 71 c 8 34 mg L D0 6 42 m 98 9 x po 30 rwv 0 441 s Tos 475 oppe 0 2 ppt 0 689 nS cm 0 0 ot 0 00 vm 0 00 m Collecting data When the sequence has finished hold the measurement values Press the ENTER key to store the held measurement values or press the ESC key to cancel the operation 2008 12 02 15 25 06 4S Y man 2008 12 02 15 25 45 4S Y man SINGLE MEASUREMENT SINGLE MEASUREMENT SITE AA SITE AA 22 71 c 8 36 mg L Do 22 71 c 8 30 mg L 00 6 42 m 99 1 xpo E 6 42 m 98 5 x po 30 rwv 0 441 9 L Tos 30 rwv 0 441 s Tos 475 oppe 0 2 ppt 475 oppe 0 2 eer 0 689 nS cn 0 0 ot 0 689 nS cm 0 0 ot 0 00 vm 0 00 m 0 00 vm 0 00 m Press ENT to store data Store data complete Press ESC key 3 4 2 Automatic continuous measurement Interval measurement 1 2 e Select the Interval measurement measurement setting see 3 2 1 Setting measurement methods page 18 Press the up A and down V keys to set the interval value to the desired value U 51 U 52 minimum interval 10 seconds U 53 minimum interval 30 seconds then press the ENTER key The measurement screen appears automatically and the system becomes ready for
32. ewe a wed eens Referenten 8 eg EE aa 6 1 Consumable DAMS castro saat a Re ab RULES A 6 2 Options sold separately 6 3 pH measurement 2 2 A A RA ee AUR E EE 6 3 1 Principle of pH measurement 6 3 2 Temperature compensation 6 3 3 Standard solutions 64 DOmeasurement 200000 cee eee 6 4 1 Principle of DO measurement 00200 e eee eee 6 4 2 Salinity calibration 2 0 0 0 eee 6 5 Conductivity COND measurement 2 6 5 1 Four AC electrode method ananuna naana 6 5 2 Sl nits eu A A AA dA DA 6 5 3 Temperature coefficient 6 6 Salinity SAL conversion coro rss Re GoR Ek E 6 7 C TDS CONVEISION suopte m de Fos ober ere a a PE 5 0 sGLCOMVEISION vt Oo Gard a ect Sot at o esa Sa et 6 9 Turbidity TURB measurement 6 9 1 Principle of turbidity measurement 6 9 2 Standard solution ses gos Sara er Rte ada NEE 6 10 Depth DEPTH measurement 6 10 1 Principle of depth measurement 2 2000000 6 10 2 Influence of temperature and calibration 74 82 82 83 85 86 87 89 89 94 95 6 11 Oxidation reduction potential ORP measurement 108 6 11 1 Principle of ORP measurement 2020000 ee 108 6 11 2 Standard electrode reference electrode types and ORP 108 1 About this Unit About this Unit The U 50 Series Multi Water Quality Checker features an integrated control unit and s
33. measurement Check that each sensor and sensor guard is mounted Submerge the sensor probe in the sample gently shaking them in the sample to remove any air bubbles from the sensors If the sample is non flowing move the cable slowly up and down move the sensor probe at a rate of roughly 20 to 30 cm a second to ensure that fresh sample is continuously supplied to the DO sensor Press the ENTER key to start measurement 2008 12 02 15 28 24 SY Ymm INTERVAL MEASUREMENT SITE HORIBA 22 76 c 8 38 ms L D0 6 44 pH 99 6 x po 28 pw 0 442 s Tos 462 oppe 0 2 ppt 0 690 nS cm D O ot 0 00 vm 0 00 m Interval measuring ESC to previous 63 3 Basic Operation 3 5 Data operations Use the procedures below to retrieve data stored in memory delete all the data check the remaining data memory capacity and check the calibration record 3 5 1 Displaying data For maximum efficiency there are 3 methods of displaying data e Displaying the data for a specified site e Displaying the data for a specified date time e Displaying all the data Use the method that best suits your requirements Displaying the data for a specified site 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 46 OY W summ lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 wait DO 6 99 en 96 8 x bo
34. new solution 2 Clean the ORP electrode 3 Refil the reference electrode s internal solution 4 Replace the ORP electrode COND sensor 1 The calibration solution is not correct 2 The sensor is dirty 3 The COND sensor has failed COND sensor 1 Use the correct calibration solution for calibration 2 Clean the sensor 3 Contact your nearest sales outlet TURB sensor 1 There are air bubbles on the cell 2 The cell window is dirty 3 The sensor is being affected by ambient light 4 The solution is dirty 5 The TURB sensor has failed TURB sensor 1 Shake the sensor probe vigorously 2 Clean the cell window 3 Calibrate using the calibration cup provided 4 Replace the solution with new solution 5 Replace the TURB sensor DO sensor 1 The diaphragm is torn 2 There are air bubbles in the internal solution 3 The DO sensor has failed DO sensor 1 Replace the diaphragm with a new one and fill the DO sensor with new internal solution 2 Replace the diaphragm with a new one and fill the DO sensor with new internal solution 3 Replace the DO sensor Temperature sensor The temperature sensor has failed Temperature sensor Contact your nearest sales outlet Calibration stability error The calibration value of an individual parameter is not stable 1 The sensor is dirty 2 The sensor has not adjusted to the standard solution 3 The temperature was uns
35. on it due to oxidation making the method reusable 101 6 Reference 6 4 2 Salinity calibration When the solution and air come into contact and form an equilibrium i e saturation the relationship between the concentration of dissolved oxygen in the solution C mol L and the partial pressure of oxygen in the air Ps MPa mg L can be represented by the following formula C Ps H Where H MPa mg L is the Henry constant a value that changes according to the composition of the solution As H typically becomes larger as the salinity of the water increases C becomes smaller The DO sensor detects the partial pressure of oxygen Ps in the above formula Accordingly if the DO sensor is immersed in deionized water saturated with air or in an aqueous solution containing salt the output current does not change resulting in an erroneous measurement For example when salt is added to a sample the amount of oxygen that can be dissolved in the solution decreases but because the partial pressure of oxygen does not change the value displayed by the control unit stays the same regardless of salt content This concept is indicated in graph form below Fig 2 Values indicated by DO sensor Actual concentration of DO in sample Concentration of DO mg L 0 10000 20000 Concentration of Chlorine lons mg L Fig 2 Relationship between chlorine ion concentration and dissolved oxygen concentration 102 In
36. pH reference internal solution is potassium chloride KCl Although KCI is harmless protective equipment such as gloves and goggles should be worn when working with it e Internal solution can be disposed of down a sink 1 Remove the rubber liquid junction plug from the reference electrode and dispose of the internal solution 2 To prevent air entering fill the reference electrode to the brim with its internal solution No 330 3 Put the rubber liquid junction plug back in place If the rubber liquid junction plug is dirty replace the liquid junctions set of two No 9037005100 The reference electrode s internal solution will spill when replacing the liquid junctions Rinse parts with tap water and dry them with a soft cloth 4 Maintenance 4 3 Storage Short term under 2 months storage e Before storing the DO sensor pour the third of the rubber cap whit provided with deionized water and cover the DO sensor with them Pour the third of the rubber cap whit with deionized water we Ss Attach the cap up to the half of is gt the membrane cap Rubber cap whit se tt e Before storing the pH sensor pour the third of the protective cap blk provided with deionized water and cover the pH sensor with them Attach the cap Protective cap blk D gt 17 Kei Pour the third of the protective cap blk with deionized water Before measuerment remove the rubber cap whit and
37. press the ENTER key 2008 12 08 13 57 46 4S Y LA CALIBRATION Select parameter Temp C D0 X DO pH pH Depth m DEE ORPmV Cond mS cm Turb NTU DO mg L DO Select parameter 5 Press the up A and down V keys to set the calibration value the temperature of the water containing the submerged sensor probe 2008 04 11 20 46 56 OT CALIBRATION Manual Calibration Temp 25 00 c Measurement value 23 63 c Input Zero data ENT to store cal data 6 Check that Measurement value has stabilized then press the ENTER key to start calibration Calibration is finished when the message Cal complete CNT to measure appears PH calibration You can select one calibration point zero point calibration or two calibration points zero point calibration and span calibration Carry out two calibration procedures to ensure good measurement precision throughout all measurement ranges 1 Calibrate the zero point Wash the transparent calibration cup 2 or 3 times with deionized water then fill it to the reference line with pH 7 standard solution 2 Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then submerge the sensor probe in the transparent calibration cup 3 Press the control unit s CAL key to set the calibration mode 2008 04 11 20 35 28 SY E Y E CALIBRATION d Calibration futo Calibration Manual Calibration
38. pressing the ENTER key 2008 04 11 19 48 46 SF sm SETTINGS Create New Site Site name e KL M ees J WKYZ iklm Hau 9 ote o0 cou wooed qo m com C FGHI P STUY C tgh p stuvw 2 56789 SAVE e Deleting a site 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 40 S Y ymm 4 SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 mg L D0 6 99 pH 96 8 x po 1 h 0 293 s tos 121 orPnw 0 1 eer 0 450 nsn 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right gt key to switch the display to the SETTINGS screen 2008 04 11 19 48 31 4S E ymm SETTINGS Site Select Site Create New Site 3 Press the down V key to move the cursor to Site then press the ENTER key 22 3 2 3 3 Basic Operation 4 Press the down V key to move the cursor to Delete Site then press the ENTER key A list of the currently saved sites appears The black circle indicates the currently selected site 2008 12 02 14 27 46 SY RH mw SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 weit Do 6 99 pH 96 8 x po 1 pH 0 293 9 L TDS 121 ORP 0 1 ppt 0 45
39. sensor probe s sensor connector marked DO Fasten the DO sensor securely using the spanner for DO sensor e Hold the DO sensor with the provided spanner for DO sensor and push the sensor down Step 1 in figure below e Screw the DO sensor in place Step 2 in figure below Spanner for DO sensor 13 3 Basic Operation 3 1 4 Connecting the control unit and sensor probe Connect the control unit with its power OFF Red mark 1 Align the red mark on the connector and press the connector in until you hear it click 2 Connect the cable s hook to the display 3 1 5 Conditioning Carry out the steps below when using the unit for the first time or when the system has not been used for 3 months or longer 1 Fill the transparent calibration cup to the line with pH 4 standard solution The transparent calibration cup has With TURB Measurement and Without TURB Measurement gauge lines 2 Insert the sensor probe in the transparent calibration cup Sensor probe Transparent calibration cup Without TURB Measurement gauge line With TURB Measurement gauge line 14 3 Basic Operation Check that all sensors are attached 3 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON Leave the unit for at least 20 minutes to condition the sensors The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cove
40. the search method If another search method is specified fill this field with spaces 3 Search year Search month and Search day are only needed when Date search is specified as the search method If another search method is specified fill this field with spaces 77 3 Basic Operation 78 e Response format when data exists RM AAAAAAAAAAAAAAAAAAAA XX X X XXXXX X 1 2 3 4 5 6 7 8 XX X X XXXXX X XX X X XXXXX X XXX X 9 10 11 12 13 14 15 16 17 18 19 20 21 XX X X XXXXX X XX KX X XXXXX X XX X X 24 25 26 27 28 29 30 31 32 33 34 35 36 XX X X NNN X XXX X XXXXX X XXX X 39 40 41 42 43 44 45 46 47 48 49 50 51 XX X X XXXXX X XX X X XXXXX X XX X X 54 55 56 57 58 59 60 61 62 63 64 65 66 XX XX XX XX XX XX XX XX XX X X XXX XX XXX X 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 1 Header 2 Command 3 Site name Upper and lowercase letters numbers periods hyphens and spaces 4 Parameter 1 code 1 Parameter code 5 Parameter 1 selection 0 No selection 1 Selection made 6 Parameter 1 error 6 Parameter error code 7 Parameter 1 data 5 characters including decimal point right justified with blanks filled 8 Parameter 1 unit 2 Unit code 9 Parameter 2 code 1 Parameter code 10 Parameter 2 selection 0 No selection 1 Selection made 11 Parameter 2 error 6 Parameter error code 12 Parameter 2 data 5 characters including decimal point right justified with blanks filled 13 Parameter 2 u
41. to YES then press the ENTER key 2008 07 04 19 12 46 AY pman SETTINGS GPS location 6 The message Warming up Please wait appears Wait until the system has finished warming up about 10 seconds e Position measurement starts automatically when warmup has finished Position measurement is performed up to 10 times e The GPS location complete screen appears after successful position measurement 2008 07 04 18 58 14 AY gau SETTINGS GPS location Location Complete 34 59 00 N 135 43 26 E PDOP 6 2 Press ENT to system menu e The GPS location failure screen appears after position measurement has failed Redo the measurement in a location free from obstacles or wait for the meteorological conditions to improve before redoing the measurement 2008 07 07 11 44 03 SY H pn SETTINGS GPS location Location Failure Press ENT to system menu 16 GPS locating accuracy 3 Basic Operation 1 Press the right gt gt key to switch the display to the SETTINGS screen 2 Press the down V key to move the cursor to System then press the ENTER key 3 Press the down V key to move the cursor to GPS locating accuracy then press the ENTER key 2008 07 04 18 40 12 SY H 9mm SETTINGS System GPs locate GPS locating accuracy 4 The screen below appears Move the cursor to the locating accuracy then press the ENTER key The black circle 6
42. to keep water out of sensor connectors If moisture comes in contact with a sensor connector blow dry it with dry air e The sensor probe is not waterproof when the sensor is not mounted e Take care not to tighten the sensor too much Attaching the pH sensor 1 Remove the sensor guard Sensor plug sensor guard 2 Remove the sensor plug 3 Coat the pH sensor O ring with a thin layer of silicon grease part No 3014017718 Be sure no grease from the O ring gets on the sensor connector If the sensor connector gets grease on it wipe it off with a soft cloth soaked in alcohol 4 Make sure there is no moisture on the sensor probe s sensor connector marked pH 5 Fasten the pH sensor securely by hand pH sensor 6 Clean the sensor with an alcohol soaked cloth 11 3 Basic Operation 12 Attaching the ORP sensor 1 Remove the sensor guard 2 Remove the sensor plug 3 Coat the ORP sensor O ring with a thin layer of grease part No 3014017718 03 Be sure no grease from the O ring gets on the sensor connector If the sensor connector gets grease on it wipe it off with a soft cloth soaked in alcohol 4 Make sure there is no moisture on the sensor probe s sensor connector marked ORP 5 Fasten the ORP sensor securely by hand ORP sensor 6 Clean the sensor with an alcohol soaked cloth Attaching the reference electrode 1 Remove the sensor guard 2 Remove the sensor plug
43. unit Parameter 10 code Parameter 10 selection Parameter 10 error Parameter 10 data Parameter 10 unit Parameter 11 code Parameter 11 selection Parameter 11 error Parameter 11 data Parameter 11 unit Parameter 12 code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 0 No selection 1 Selection made 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 0 No selection 1 Selection made 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 0 No selection 1 Selection made 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 0 No selection 1 Selection made 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 0 No selection 1 Selection made 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 0 No selection 1 Selection made 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 0 No selection 1 Selection made 6 Parameter error code
44. us KA Tungusten Scattered lamp Transmitted light detector light detector Fig 5 Turbidity cell 6 9 2 Standard solution U 50 series can perform calibration using formazin NTU or kaolin standard solutions as a turbidity standard solution However units for the solution used for calibration should be displayed in measurements Do not use more than 400 mg L of kaolin standard solution because it increases precipitation speed resulting in measurement error 6 10 Depth DEPTH measurement 6 10 1 Principle of depth measurement For the W 22XD and W 23XD models depth measurement can be made through use of a pressure gauge The principle of the depth measurement uses the relation between depth and pressure Although the measurement with the depth sensor is affected by atmospheric pressure the depth sensor however makes zero point adjustments through the automatic calibration before measurements 6 10 2 Influence of temperature and calibration The depth sensor depends greatly on temperature For a wide difference between the temperature at which the sensor has been automatically calibrated and the temperature of the measurement sample the sensor can make depth measurements with a higher accuracy by the following method 1 Immerse the depth sensor of the sensor probe in the sample 2 Keep the sensor immersed in the sample for about 30 minutes until the temperatures of the sensor and the sample are the same 3 Then make the zer
45. 0 1 ot display Precision 5 ot 96 5 Specifications Model Specification Basic value U 51 U 52 U 52G U 53 U 53G Measurement Platinum temperature sensor method Temperature Range 10 C to 55 C Y Y Y E y measurement Resolution 0 01 C Gens Platinum temperature sensor JIS Class B 0 3 0 005 t LED forward 30 Tungsten lamp 90 Measurement s o method transmission transmission scattering method scattering method Range O NTU to 800 NTU 0 NTU to 1000 NTU Resolution 0 1 NTU 0 01 NTU e 0 5NTU for O NTU to 10 NTU measurement Turbidity _ range measurement 5 of readout or e 3 of readout or Precision 1 NTU 1 NTU whichever is larger whichever is larger for 10 NTU to 1000 NTU measurement range Turbidity Y sensor wiper B Measurement Pressure method method Water depth Range O m to 30m ES Y Y Y measurement Resolution 0 05 m Precision 0 3m Measurement ORP oxidation method Platinum electrode method dese Range 2000 2000 mV Y Y Y Y Y potential meas rement Resolution 1 mV Precision 15 mV 14 Battery life is estimated under following conditions e Continuous operation e Using batteries C size alkaline dry cells e Ambient temperature of the control unit 20 C or more e Backlight off 2 The precision is defined by measuring the standard solution in the following cases e Turbidity and con
46. 0 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data 5 Press the down V key to move the cursor to the site to delete then press the ENTER key to delete it The currently selected site can be deleted after a different site has been selected from the site selection menu or after all unselected sites have been deleted The same site name cannot be registered more than once 2008 04 11 19 50 19 SY 9 vau SETTINGS Delete Site BIWAKO KATSU Unit for report Units can only be selected when the sensor probe is connected Follow the steps below to set the measurement units of measurement parameters No units are displayed if a measurement parameter has not been selected in the measurement parameter selection screen see 3 2 4 Sensor selection page 25 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right gt key to switch the display to the SETTINGS screen 23 3 Basic Operation 3 Press the down V key to move the cursor to Unit for report then press the ENTER key A list of the currently selected measurement parameters and their units appears Note that measurement parameters not selected in the measure
47. 04 18 50 54 05 1 93 25 40 25 1 54 60 37 26 2 13 5 5 90 2 03 80 11 05 3 49 10 11 17 1 94 NH NO3 15 100 14 1 87 0 30 30 28 41 1 68 50 36 22 1 56 6 2 31 23 1 47 2 5 10 90 2 13 12 4 54 18 1 42 5 18 90 2 16 CuSO 18 HNO3 18 31 78 19 1 39 10 32 00 2 18 49 6 63 41 1 57 15 42 10 2 31 62 49 64 1 57 10 15 26 1 69 10 5 66 1 04 15 16 19 1 74 20 11 29 1 14 20 16 05 1 79 CH3COOH 18 H3PO4 15 40 20 70 1 50 30 14 01 1 86 45 20 87 1 61 40 10 81 1 96 50 20 73 1 74 60 4 56 2 06 105 6 Reference 6 6 6 7 6 8 106 Salinity SAL conversion The U 50 series is designed to calculate salinity as well as the other parameters Note that the salinity here is the salinity of sea water There is a constant relation between conductivity and salinity at certain temperatures Therefore if data on the conductivity and temperature are available the corresponding salinity can be known In other words the salinity measurement of the U 50 series is based on the principle of calculating the salt content making use of the measured values of conductivity and temperature Note therefore that measured results of all substances whose conductivity is detected are displayed as salinity For example the measured result is displayed as NaCl concentration even if in fact the sample component is hydrochloric acid HCI TDS conversion TDS is short for Total Dissolved Solids and means t
48. 1 12 13 14 3 Basic Operation Press the ENTER key to start the span calibration procedure when the message Cal complete Press ENT to Span cal appears 2008 07 09 18 45 42 SY H 9mm CALIBRATION Manual Calibration pH Zero 6 86 pH Cal complete Press ENT to Span ca Wash the transparent calibration cup 2 or 3 times with deionized water then fill it to the reference line with pH 4 or pH 9 standard solution Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then submerge the sensor probe in the transparent calibration cup Press the up A and down V keys to set the pH value of the pH 4 or pH 9 standard solution containing the submerged sensor probe at the measurement temperature 2008 07 09 18 47 10 SY 9 9mm CALIBRATION Manual Calibration pH Span W4 0 1 pH Measurement value 4 01 PH Input Span data ENT to store cal data Check that Measurement value has stabilized then press the ENTER key to start calibration Calibration is finished when the message Cal complete ENT to manual cal menu appears Press the ENTER key to return to the calibration parameter 2008 07 09 18 52 17 SY H 9mm CALIBRATION Manual Calibration pH Span 4 0 1 pH Cal complete ENT to manual cal menu 45 3 Basic Operation ORP calibration e Ifthe prepared ORP standard solution is left in open air for one hour or more the solution may be transformed For
49. 1 Sim 100 mS cm 10 Sim Measurement value Temperature coefficient In general the conductivity of a solution varies largely with its temperature The conductivity of a solution depends on the ionic conductivity described earlier As the temperature rises conductivity becomes higher since the movement of the ions becomes more active The temperature coefficient shows the change in of conductivity per C with a certain temperature taken as the reference temperature This is expressed in units of C The temperature coefficient assumes the premise that the conductivity of a sample changes linearly according to temperature Strictly speaking with actual samples however conductivity changes along a curve Furthermore the cuve varies with the type of sample In the ranges of smaller temperature changes however samples are said to have the temperature coefficient of 2 C at reference temperature 25 C this holds for most samples except in certain special cases The temperature coefficients for various types of solutions are listed on the next page The U 50 series uses an automatic temperature conversion function to calculate conductivity at 25 C at a temperature coefficient of 2 C based on the measured value of the temperature Results are displayed on the readout The U 50 series s temperature conversion function is based on the following formula Los L7 1 K t 25 L 5 Conductivity of solutio
50. 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 Parameter 6 data Parameter 6 unit Parameter 7 code Parameter 7 status Parameter 7 error Parameter 7 data Parameter 7 unit Parameter 8 code Parameter 8 status Parameter 8 error Parameter 8 data Parameter 8 unit Parameter 9 code Parameter 9 status Parameter 9 error Parameter 9 data Parameter 9 unit Parameter 10 code Parameter 10 status Parameter 10 error Parameter 10 data Parameter 10 unit Parameter 11 code Parameter 11 status Parameter 11 error Parameter 11 data Parameter 11 unit Parameter 12 code Parameter 12 status Parameter 12 error Parameter 12 data Parameter 12 unit Parameter 13 code Parameter 13 status Parameter 13 error Parameter 13 data Parameter 13 unit Year 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 5 Parameter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 5 Parameter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 5 Parameter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 5 Para
51. 96 8 x po 1 pH 0 293 9 L ToS 121 one 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right key 3 times to display the DATA OPERATION screen 3 Press the down V key to move the cursor to Delete Data then press the ENTER key 2008 04 11 21 30 21 SF 7m DATA OPERATION Data peration View Data Delete Data Data Memory check Calibration record 4 Press the left lt key to move the cursor to YES then press the ENTER key All the data has been deleted when the indicator appears along with the message No data exists 2008 04 11 21 31 04 SF 7m DATA OPERATION Delete Data 68 3 Basic Operation 3 5 3 Checking the data memory You can check the used data capacity and the remaining data capacity 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 46 S Y ymm SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 weit Do 6 99 pH 96 8 x po 1 pH 0 293 9 L ToS 121 oppe 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sha
52. Information All sensors are available e When there is a sensor probe problem individual measurement parameters generate messages such as the one shown below Follow the troubleshooting information to remove the problem before continuing to operate the system 2008 07 07 10 22 13 OY HR mm INFORMATION Mii Sensor Information Turb Unstable background 72 3 7 3 Basic Operation USB communication The separately sold dedicated PC connection cable comes with data collection software This software allows data to be downloaded from the control unit in CSV format This section contains instructions for communication commands used for USB communication Connecting the cable 3 7 1 USB connector y Ca Ry S Lc cable Dedicated cable Part name Communication cable with data collection software Part no 3200174823 Cautions when using USB communication Take care to observe the following when using USB communication e Use the dedicated cable with data collection software or a commercially available USB cable A B type to connect to a PC e Be sure to match the transmission format on the control unit and the computer The control unit uses the following transmission format Baud rate 19200 bps Number of stop bits 1 bit Data bit length 8 bits Parity None Flow control None Tip If the transmission formats do not match a communication error occurs and USB communication
53. LIBRATION Select parameter Select parameter Temp C Dm X DO Temp C pH pH Depth m pH pH ORP ORPmV ORP ORPmV Cond mS cm Cond mS cm Turb NTU Turb NTU DO mg L DO Select parameter Select parameter Set the number of calibration procedures then press the ENTER key 2008 08 02 CALIBRATION Calibration point 1 46 36 4 1 2 A T The instructions below assume that two calibration points have been set 3 Basic Operation 6 Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then submerge the sensor probe in the bottle 7 Press the up A and down V keys to set the DO value to 0 00 mg L or 0 0 2008 07 09 19 58 08 S Y Fe 2008 12 08 14 03 29 4S Y Fe CALIBRATION CALIBRATION Manual Calibration DO Zero Manual Calibration DOZ Zero 0 0 8 mg L DO o 0 x po Measurement value Measurement value 0 47 ms LDO 0 7 x po Input Zero data ENT to store cal data Input Zero data ENT to store cal data 8 Check that Measurement value has stabilized then press the ENTER key to start calibration 9 When the message Cal complete Press ENT to Span cal appears press the ENTER key to start the span calibration procedure 2008 07 09 19 59 13 SY pmm 2008 12 08 14 04 04 4S Y pm CALIBRATION CALIBRATION Manual Calibration DO Zero Manual Calibration DOZ Zero 0 00 mg L DO 0 0 x po Cal complete Press
54. Multi Water Quality Checker U 50 Series Instruction Manual CODE GZ0000144342C Preface This manual describes the operation of the Multi Water Quality Checker U 50 Series Be sure to read this manual before using the product to ensure proper and safe operation of the instrument Also safely store the manual so it is readily available whenever necessary Product specifications and appearance as well as the contents of this manual are subject to change without notice E Warranty and Responsibility HORIBA warrants that the Product shall be free from defects in material and workmanship and agrees to repair or replace free of charge at HORIBA s option any malfunctioned or damaged Product attributable to HORIBA s responsibility for a period of one 1 year from the delivery unless otherwise agreed with a written agreement In any one of the following cases none of the warranties set forth herein shall be extended e Any malfunction or damage attributable to improper operation e Any malfunction attributable to repair or modification by any person not authorized by HORIBA e Any malfunction or damage attributable to the use in an environment not specified in this manual e Any malfunction or damage attributable to violation of the instructions in this manual or operations in the manner not specified in this manual e Any malfunction or damage attributable to any cause or causes beyond the reasonable control of HORIBA such as natural disasters e An
55. ORP must be understood to be only one indicator of the property of a solution The measurement of ORP is widely used however as an important index in the analysis of solutions potentiometric titration and in the waste water treatment Standard electrode reference electrode types and ORP The ORP is obtained comparing with corresponding reference electrode employed If different kinds of reference electrodes are used for measurement the ORP value of the same solution may appear to be different HORIBA s reference electrode uses Ag AgCl with 3 33 mol L KCI as inner solution According to general technical literature normal hydrogen electrodes N H E are often used as the standard electrode The relationship between N H E and the ORP that is measured using an Ag AgCl with 3 33 mol L KCI electrode is expressed by the following equation Enye E 206 0 7 t 25 mV t 0 60 C En HE Measured ORP value using N H E as the reference electrode 6 Reference E Measured ORP value using Ag AgCl with 3 33 mol L KCI as the reference electrode Potential sign Standard ORP is expressed in the following way in literature related to electrochemistry and analytical chemistry A Lie SLi Eo 3 024 V VS N H E However in some literature the and signs are reversed B Li Lit e7 Eo 43 024 V VS N H E In expressions like B above the reaction is just reversed and there is no essential difference But this kind of expression does inv
56. T screen appears after about 10 seconds 2008 12 02 14 27 46 SY RH vmm lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 ns L Do 6 99 m 96 8 x po 1 pH 0 293 9 L TDS 121 one 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right key to switch the display to the SETTINGS screen 3 Press the down V key to move the cursor to Compensation then press the ENTER key 2008 04 11 20 01 14 SY vum SETTINGS Set menu Measurement Site Unit for report System 4 Press the down V key to move the cursor to Cond Temp then press the ENTER key to toggle the setting between OFF and Input mode Default 2 00 K 2008 12 03 14 10 07 SY ymm SETTINGS Select parameter DO Salinity Auto DO Atm pressure OFF Cond Temp 2 00 Z K gt TDS Auto SAVE 29 3 Basic Operation 5 If you selected Input mode press the right gt key to display the compensation value input screen Press the up A and down V keys to enter the desired value then press the ENTER key to set it 20 07 17 49 ERT 2008 04 11 it SETTINGS Cond temperature rate D 00 8 00 moo k 6 To save the change press the up A and down V keys to move the cursor to
57. The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 40 SY ymm SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 mg L D0 6 99 pH 96 8 x po 1 pH 0 293 s TDS 121 oppe 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right gt key to switch the display to the SETTINGS screen 3 Press the down V key to move the cursor to Site then press the ENTER key 2008 04 11 19 43 17 SY 9 9mm SETTINGS Set menu Measurement Unit for report Sensor selection Compensation System 21 3 Basic Operation 4 Press the down V key to move the cursor to Create New Site then press the ENTER key Enter the desired site name up to 20 alphanumeric non Asian width characters 2008 04 11 19 46 50 SY vm SETTINGS Site Select Site Create New Site Delete Site 5 Press the up A down V right gt and left lt keys to move the cursor to each letter or number to use in the name then press the ENTER key to confirm the entered characters To delete incorrectly entered characters move the cursor to BS and press the ENTER key to start deleting from the last character When you have finished entering the name save it by moving the cursor to SAVE and
58. To save the changes press the up A down V left lt and right keys to move the cursor to SAVE then press the ENTER key If you don t want to save the changes press the ESC key 2008 12 02 14 46 18 SY Kg SETTINGS Sensor selection Ein mg L DO moo X DO mTDS g L TDS Salt ppt BSG ct EDepth m Available measurement parameters differ according to product specifications 25 3 Basic Operation 3 2 5 26 Compensation Compensation settings can only be made when the sensor probe is connected U 50 series have following functions of compensation e Salinity compensation and atmospheric pressure compensation for dissolved oxygen DO e Temperature compensation for conductivity COND e Setting total dissolved solid TDS coefficient for TDS Salinity compensation DO The dissolved oxygen DO value is presented higher than actual value if salinity compensation is not added because the increase of salinity gives higher DO value To obtain correct value salinity compensation is needed The following modes are available for calculation of salinity compensation AUTO Salinity compensation is performed automatically with salinity converted from conductivity Value input Press the up A and down V keys to enter a setting value when the salinity is Known 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears a
59. U 52 U 52G only Attached to the sensor probe Turbidity sensor 7801 With U 53 U 53G only Attached to the sensor probe pH 4 standard solution 100 4 500 mL pH reference internal solution 330 250 mL DO sensor internal solution set 306 Internal solution 50 mL Sandpaper 8000 600 Syringe Alkaline batteries LR14 Silicon grease DO Membrane spare parts set 1 Spanner for DO sensor 1 Cleaning brush 1 calibration cup 1 transparent calibration cup black calibration cup Back pack 1 Strap 1 4 1 1 Instruction manual 2 Device Information 2 3 Parts name and functions Display GPS unit l i U 52G U 53G li Hd Operation key Front view Q Sensor probe U 51 Battery cover Back view COND sensor Temp sensor Reference electrode ORP sensor 2 Device Information Sensor probe U 52 TURB sensor Reference electrode ORP sensor Sensor probe U 53 Reference electrode ORP sensor Display screen GPS reception USB connection status Sensor probe connection status YYYY MM DD Time 14 27 46 SY Tim 1 Battery level SINGLE MEASUREMENT at ee ee Level 3 LLL Sufficient power remaining 25 23 c 7 82 mg L DO f 6 99 pH 96 8 x po Level 2 CR Remaining power does not affect operation 1 hH 0 293 9 1 Tos 121 one 0 1 eer
60. age Version Date Time Auto power off Adjustment can be made in 26 steps Initialization Follow the steps below to restore all the settings except date time to their factory defaults Factory default calibration data for the electrical conductivity and turbidity sensors will also be deleted at the same time SETTINGS Display contrast Dark MA Bright 2008 07 04 19 18 52 49 Y yu 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 21 46 49 Y bag SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 ns L Do 6 99 m 96 8 x po 1 pH 0 293 9 L TDS 121 one 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 37 3 Basic Operation 2 Press the right gt key to switch the display to the SETTINGS screen 3 Press the down V key to move the cursor to System then press the ENTER key 2008 04 11 20 10 18 49 Y SETTINGS Set menu Measurement Site Unit for report Sensor selection Compensation 4 Press the down V key to move the cursor to Initialize then press the ENTER key 2008 04 11 20 21 00 49 Y SETTINGS System Language Version Date Time
61. alibration invalid pH sensor 1 The pH standard solution is contaminated 2 The pH responsive membrane is dirty 3 The concentration of the reference electrode s internal solution has changed 4 The pH responsive membrane is torn pH sensor 1 Replace the standard solution with new solution 2 Clean the pH responsive membrane 3 Refil the reference electrode s internal solution 4 Replace the sensor ORP sensor 1 The ORP standard solution is contaminated 2 The ORP electrode is dirty 3 The concentration of the reference electrode s internal solution has changed 4 The ORP sensor glass is broken ORP sensor 1 Replace the standard solution with new solution 2 Clean the ORP electrode 3 Refil the reference electrode s internal solution 4 Replace the sensor COND sensor 1 The calibration solution is not correct 2 The sensor is dirty 3 The COND sensor has failed COND sensor 1 Use the correct calibration solution for calibration 2 Clean the sensor 3 Contact your nearest sales outlet TURB sensor 1 There are air bubbles on the cell 2 The cell window is dirty 3 The sensor is being affected by ambient light 4 The solution is dirty 5 The TURB sensor has failed TURB sensor 1 Shake the sensor probe vigorously 2 Clean the cell window 3 Calibrate using the calibration cup provided 4 Replace the solution with new solution 5 Replace the TURB sensor
62. alibration record is displayed Calibration record 2007 01 01 00 14 51 SY H umm DATA OPERATION 2007 01 01 00 17 09 SY H 9mm DATA OPERATION Calibration record 2007 01 01 00 20 56 SY H pn DATA OPERATION Calibration record V V Temp pH N ORP Point Method Value Unit Date Point Method Value Unit Date gt Point Method Value_ Unit Date Zero cn Zero Manu 4 01 pH 2008 07 16 Zero Manu 258 ORPmV 2008 01 07 Span Manu 6 86 pH 2008 01 16 2007 01 01 00 17 55 OF IN 2007 01 01 00 19 40 4S Y LL 2007 01 01 00 20 16 SY H pn DATA OPERATION DATA OPERATION DATA OPERATION Calibration record Calibration record Calibration record V V V Cond Turb DO Point Method Value Unit Date Point Method Value Unit Date gt Point Method Value Unit Date Z nn e ccn oun umso Zero Manu 0 00 NTU 2008 07 17 Zero Manu 0 00 mg L DO 2008 01 07 Span Auto mS cm 2008 07 16 San ee een DER Span Manu 8 11 mg L DO 2008 01 07 Span2 Auto 4 49 mS cm 2008 07 16 Span2 Manu 96 0 NTU 2008 07 17 Spang Auto mS cm 2008 07 16 Spang oe aos 2008 12 03 14 07 57 SY sp 2007 01 01 00 19 03 GY H 9am Calibration record DATA PERATION V D0 Point Method Value Unit Date Zero Manu 0 0 2 DO 2008 12 03 Span Manu 100 0 DO 2008 12 03 70 DATA OPERATION Calibration record D
63. alt 5 82 tif 84 image DO Bi S Y y 7 tif 85 image pH_chip cap tif 300 dpi 85 image turbl tif 86 image MARA 3 1 tif 87 image Wal 3 2 tif 87 image DO V Y 1 vay w tif 87 image MIRA Y 7 tif 87 image spoit tif 87 image Malet 4 31 tif 87 image alt 4 3r tif 600 dpi 87 image Waly y 7 77 1 tif 87 image WAS y 7 77 2 tif 87 image Walls y THO HUF 1 tif 88 image RE y 777 2 tif 88 image Saleen tif 88 image Saleen tif 88 image DO_ JH _J tif 101 image DO_CL ion_J tif 300 dpi 102 image cond JREEEX tif 600 dpi 103 image cond_ JR FEE AR tif 600 dpi 103 image U 52_turb tif 107 image U 53_turb tif 107 image orp_ Dal tif 600 dpi 108
64. assume that the current I A flows in a sample of conductivity L under automatic control of the voltage applying electrodes so that the voltage at the voltage detecting electrodes E V remains constant at all times Then the resistance of the sample R Q across the voltage detecting electrodes is represented as R E l The resistance R of the sample is inversely proportional to its conductivity L Accordingly a measurement of current Is of a standard solution of known conductivity Ls enables calculation of conductivity of a sample according to the formula L Ls I Is from the ratio L Ls 1 Is Even in the 4 electrode method polarization occurs since AC current flows in the voltage applying electrodes The voltage detecting electrodes are however free from the effects of polarization since they are separated from the voltage applying electrodes and furthermore current flow is negligible Therefore the 4 electrode method is an excellent method to enable measurement of conductivity covering a very high range SI units New measurement units called SI units have been in use from 1996 Accordingly the U 50 series also uses SI units The following conversion table is provided for people who use the conventional kind of conductivity meter Note that along with the change in unit systems the measurement values and cell counts have also changed Former units SI unit 0 1 mS cm 0 01 Sim 1 mS cm gt 0
65. ate aqueous solution pH 9 standard solution 0 01 mol L sodium tetraborate aqueous solution Borate Table 2 pH values of pH standard solutions at various temperatures settings Temp pH 4 standard solution pH 7 standard solution pH 9 standard solution C Phthalate Neutral phosphate Borate 0 4 01 6 98 9 46 5 4 01 6 95 9 39 10 4 00 6 92 9 33 15 4 00 6 90 9 27 20 4 00 6 88 9 22 25 4 01 6 86 9 18 30 4 01 6 85 9 14 35 4 02 6 84 9 10 40 4 03 6 84 9 07 45 4 04 6 84 9 04 6 4 6 4 1 6 Reference DO measurement Principle of DO measurement Dissolved oxygen DO refers to the amount of oxygen that is contained in water The concentration of dissolved oxygen is generally given as mg L or as a percentage value the dissolved oxygen saturation ratio Dissolved oxygen is essential for maintaining the self purifying ability of rivers and seas and also for fish to live The concentration of dissolved oxygen acts as an indicator of water quality It is often measured when processing waste water and managing water quality Fig 1 provides an overview of the principles behind dissolved oxygen sensor measurement Three Electrode Polarographic Method Active electrode gold Applied voltage Cathode Os 2H50 4e gt 40H f Counter electrode silver a Reference electrode Anode 4Ag 4CI gt 4AgCl Ae Hit silver silver chloride Current flows bet
66. d 4 The pH responsive membrane is torn COND sensor 1 There is moisture on the sensor 2 The sensor is dirty 3 The COND sensor has failed pH sensor 1 Replace the standard solution with new solution 2 Clean the pH responsive membrane 3 Refil the reference electrode s internal solution 4 Replace the sensor COND sensor 1 Blow dry the moisture off the sensor 2 Clean the sensor 3 Contact your nearest sales outlet TURB sensor 1 There are air bubbles on the cell 2 The cell window is dirty 3 The sensor is being affected by ambient light 4 The solution is dirty 5 The TURB sensor has failed TURB sensor 1 Shake the sensor probe vigorously 2 Clean the cell window 3 Calibrate using the calibration cup provided 4 Replace the solution with new solution 5 Replace the TURB sensor DO sensor 1 There are air bubbles in the internal solution 2 The DO sensor has failed DO sensor 1 Replace the diaphragm with a new one and fill the DO sensor with new internal solution 2 Replace the DO sensor Water depth sensor 1 The water depth sensor is dirty 2 The water depth sensor has failed Water depth sensor 1 Clean the water depth sensor 2 Contact your nearest sales outlet Out of measurement range Last zero point calibration invalid See above See above 92 Error Cause 4 Maintenance Solution Last span c
67. d down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 46 49 Y bag SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 mg L D0 6 99 m 96 8 x po 1 pH 0 293 9 L TDS 121 one 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right key to switch the display to the SETTINGS screen 32 3 Basic Operation 3 Press the down V key to move the cursor to System then press the ENTER key 2008 04 11 20 10 18 SY vau SETTINGS Set menu Measurement Site Unit for report Sensor selection Compensation 4 Press the down V key to move the cursor to Language then press the ENTER key 2008 04 11 20 11 41 SY 9 vu SETTINGS System Language Version Date Time Auto power off Displav contrast Initialize 5 A list of the supported display languages appears Press the up and down V keys to move the cursor to the desired language then press the ENTER key The black circle indicates the currently selected display language 2008 04 11 20 12 28 SY Sum SETTINGS Language Japanese Version Follow the steps below to d
68. d site and delete it Operation methods e Selecting a site 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 46 SY RH 9mm lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 weit Do 6 99 pH 96 8 x po 1 pH 0 293 9 L ToS 121 oppe 0 1 ppt 0 450 nS cm D O ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right key to switch the display to the SETTINGS screen 3 Press the down V key to move the cursor to Site then press the ENTER key 2008 04 11 19 43 17 4S gum SETTINGS Set menu Measurement Site Unit for report Sensor selection Compensation System 20 3 Basic Operation 4 Press the down V key to move the cursor to Select Site then press the ENTER key to display the names of the currently saved sites 2008 04 11 19 45 21 OY 9 9mm SETTINGS Site Select Site Create New Site Delete Site The black circle indicates the currently selected site 2008 04 11 19 46 03 SY 9 aum SETTINGS Select Site BIWAKO KATSU e Creating a new site 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON
69. data 00 to 59 or no GPS data Longitude degrees Longitude minutes Longitude seconds Unused North latitude Latitude degrees Latitude minutes Latitude seconds Unused East longitude Delimiter character Frame check sequence FCS latitude South N North S South 000 to 180 or no GPS data 00 to 59 or no GPS data 00 to 59 or no GPS data longitude West E East W West When no data exists or memory is at capacity 1 AOUN 80 RM XX CR LF 2 3 4 Header 1 character Command 2 characters 1 character 2 characters Delimiter character Frame check sequence FCS 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 2 characters 2 characters 2 characters 2 characters 2 characters 2 characters 2 characters 2 characters 1 character 1 character 3 characters 2 characters 2 characters 1 character 1 character 1 character 2 characters 3 Basic Operation Memory data count request e Request command format 1 WN A RN XX CR LF 2 3 4 Header 1 character Command 2 characters Delimiter character 1 character Frame check sequence FCS 2 characters e Response format 1 aR WD RN XXXXX XX CR LF 2 3 4 5 Header 1 character Command 2 characters Total data count 0 to 10000 5 characters Delimiter character 1 character Frame check sequence
70. data in memory manually Follow the steps below to manually store data in memory while referring to the measurement value to check the readout value is stable OQ U 51 U 52 1 Check that each sensor and sensor guard is mounted 2 Check that SINGLE MEASUREMENT has been selected in the measurement screen 2008 12 02 14 27 46 9 Y _ ymm lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 weit DD 6 99 pH 96 8 xpo 1 pH 0 293 9 L TDS 121 oppe 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data 61 3 Basic Operation 3 Submerge the sensor probe in the sample gently shaking them in the sample to remove any air bubbles from the sensors If the sample is non flowing move the cable slowly up and down move the sensor probe at a rate of roughly 20 to 30 cm a second to ensure that fresh sample is continuously supplied to the DO sensor 4 When the measurement values are stable press the MEAS key to acquire the 5 second average 2008 12 02 15 24 22 SY Ymm SINGLE MEASUREMENT SITE MA 22 71 c 8 34 weit DO 6 42 m 98 9 x po 30 rwv 0 441 s Tos 475 oppe 0 2 ppt 0 689 nS cm 0 0 ot 0 00 vm 0 00 m Collecting data 5 Press the ENTER key to save the held measurement values or press the ESC key to cancel the operation 2008 12 02 15 25 06 4S q ym 2008 12 02 15 25 45 4S Y DU 30 rwv 0 441 s Tos 475 oppe 0 2 ppt 0 689 mS cm
71. ductivity after four point calibration e pH and DO after two point calibration e Water depth and ORP after one point calibration 3 Metallic parts are made of stainless steel Immersing in seawater may erode metallic parts 97 6 Reference 6 Reference 6 1 Consumable parts Sensor Name Model No Description pH sensor 7112 3014057312 Standard type pH sensor pH sensor ToupH 7113 3200170923 Tough glass type pH sensor ORP sensor 7313 3200170920 DO sensor 7543 3200170924 Reference electrode 7210 3200043582 R bush unit 3200043587 Reference electrode liquid junction TURB cell U 52 7800 3200172803 For U 52 U 52G TURB cell U 53 7801 3200172800 For U 53 U 53G Membrane cap 3200170194 For DO sensor Standard solution and inner solution Name Model No Description H 4 For automatic calibration a id 100 4 3200043638 Standard solution for auto calibration ETATE 7 z irai Also used for manual pH span j For automatic calibration 4140 4 3200174430 calibration pH7 500mL 4100 7 3200043637 Standard solution for pH zero point calibration pH9 500 mL 100 9 3200043636 Standard solution for pH manual span calibration Powder for ORP standard solution 160 51 3200043618 10 packs CEET For ORP calibration owder for standard solution 160 22 3200043617 10 packs Inner solution for DO sensor 50 mL 306 3200170938 Internal solution for DO sensor Internal solution f
72. easurement Glass electrode method pH method measurement Range pH 0 to 14 Y Y Y Y Y Two calibration Resolution 0 01 pH Precision 2 0 1 pH Dissolved Measurement Polarographic method oxygen method measurement Film thickness 25 um e AM Sali ity Range 0 mg L to 50 0 mg L conversion 0 Y Y Y to 70 PPT Resolution 0 01 mg L automatic eAutomatic WE O mg L to 20 mg L 0 2 mg L Precision temperature 20 mg L to 50 mg L 0 5 mg L compensation Measurement Four AC electrode method method Range 0 S m to 10 S m Electrical 9 0 mS cm to 100 mS cm conductivity 0 000 mS cm to 0 999 mS cm measurement 0 001 e Auto range 1 00 mS cm to 9 99 mS cm 0 01 Y Y Y 7 Y eAutomatic 10 0 mS cm to 99 9 mS cm 0 1 Resolution temperature conversion 0 0 mS m to 99 9 mS m 0 1 25 C 0 100 S m to 0 999 S m 0 001 1 00 S m to 9 99 S m 0 01 NEED 196 of full scale midpoint of two Precision SONA a calibration points Measurement Electrical conductivity method conversion Salinity Range 0 PPT to 70 PPT P P p 2 y measurement parts per thousand Resolution 0 1 PPT Precision 3 PPT TDS total Measurement Electrical conductivity method conversion dissolved solid measurement Range 0 g L to 100 g L y y 4 e Conversion Resolution 0 196 of full scale coefficient Repeatability 2 g L tti SE Precision 5 g L Seawater uu Electrical conductivity specific gravity metho conversion measurement Range 0 ct to 50 ot Y Y Y Z Sf ect o0 015 Resolution
73. ed electronic conductivity which is distinguished from ionic conductivity A cube with 1 m on each side as shown in Fig 3 is used to demonstrate an electrolytic solution Two electrode plates are placed on opposite sides and the cube is filled with solution If the resistance between these two electrode plates is represented by r Q the conductivity of the solution L S m is represented as L 1 r S stands for Siemens a unit of measurement of conductance Fig 3 Definition of conductivity The most general method for measuring conductivity is based on the above principle and is called the 2 electrode method In the 2 electrode method the influence of polarization cannot be ignored for solutions with high conductivity and conductivity cannot be measure accurately In addition contamination on the surface of the electrode increases apparent resistance resulting in inaccurate measurement of conductivity The U 50 series has adopted the 4 electrode method to overcome these disadvantages of the the 2 electrode method As shown in Fig 4 the U 50 series uses two voltage detecting electrodes and two voltage applying electrodes for a total of four electrodes The voltage detecting electrodes are for detecting AC voltage and the voltage applying electrodes are for applying AC voltage Voltage applyina Voltage detecting electrodes Fig 4 Principle of the 4 electrode method 103 6 Reference 6 5 2 6 5 3 104 Let us
74. ensor The calibration cup included cannot be used to manually calibrate the DO sensor Use a suitable bottle in which the DO sensor and the temperature sensor can be immersed Wait at least 20 minutes after turning the system power ON before calibrating the DO sensor Make the compensation setting before calibration since the setting is applied during calibration The DO sensor is affected by flow When performing span calibration with saturated dissolved oxygen water move the cable slowly up and down move the sensor probe at a rate of roughly 20 to 30 cm a second or agitate the saturated dissolved oxygen water Prepare the standard solution e Add about 50 g of sodium sulfite to 1000 mL of water either deionized water or tap water and stir the mixture to dissolve the sodium sulfite in it e Pour 1 to 2 liters of water into a suitable flask either deionized water or tap water Using a air pump feed air into the water and aerate the solution until oxygen is saturated First calibrate the zero point Press the control unit s CAL key to set the calibration mode Press the down V key to move the cursor to Manual Calibration then press the ENTER key 2008 04 11 20 35 28 49 F E CALIBRATION Calibration futo Calibration Manual Calibration In the parameter selection screen move the cursor to DO or DO then press the ENTER key 2008 12 08 14 01 05 SY Yu 2008 12 03 14 01 35 SY pmm CALIBRATION CA
75. ensors It is capable of making a maximum of eleven simultaneous measurements for various parameters and is perfect for use in the field The U 50 Series is designed with on site ease of use in mind provides a wide variety of functions and can be used for water quality measurements and inspections of river water groundwater and waste water 2 Device Information 2 Device Information 2 1 Measurement parameters Model Parameters U 51 U 52 U 52G U 53 U 53G pH pH Y Y v v Y pH mV Y Y Y Y Y Oxidation reduction potential ORP Y Y Y Y Y Dissolved oxygen DO Y Y Y Y Y Electrical conductivity COND Y Y Y Y Y Salinity SAL expressed as electrical gt v E Y Y conductivity Total dissolved solids TDS expressed Y Y T Y e as electrical conductivity Seawater specific gravity SG o Y Y Y Y e expressed as electrical conductivity Water temperature TEMP Y Y Y Y Y Turbidity TURB LED transmission front 30 Se Y Y 7 scattering method Turbidity TURB tungsten lamp 90 8 E 8 R Y transmission scattering method with wiper Water depth DEP Y Y Y GPS Y Y Y indicates a measurable parameter 2 2 Packing list Parts Name Quantity 2 Device Information Note Control unit Sensor probe pH sensor 7112 ORP sensor 7313 Reference electrode 7210 DO sensor 7543 Turbidity sensor 7800 With
76. epth Point Method Value Unit Date Zero Auto 0 00 m 2008 01 16 3 Basic Operation 3 5 5 GPS data operations The menu for GPS data operations appears on the display to which the GPS unit is mounted GPS information Follow the steps below to display acquired GPS information Turning the power OFF erases the GPS information 1 Press the right gt key to switch the display to the DATA OPERATION screen 2 the down V key to move the cursor to GPS Information then press the ENTER key 2008 07 04 18 45 00_S Y H 9mm DATA OPERATION Data Operation View Data Delete Data Data Memory check Calibration record GPS Information The last GPS information acquired is displayed e When received data exists 2008 07 04 19 01 50 AY gu DATA OPERATION GPS Information 34 59 O0 N 135 43 26 E PDOP 5 2 e When no received data exists 2008 07 04 18 47 59 SY H 9am DATA OPERATION GPS Information 71 3 Basic Operation 3 6 Sensor information 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2 Press the left lt key once to display the INFORMATION screen The Sensor Information screen displays the sensor probe s status e When the sensor probe is normal the display below appears 2008 07 07 10 23 34 OY 9 mm INFORMATION Mil Sensor
77. ete Press ENT to Span cal appears press the ENTER key to start the next span calibration procedure 2008 07 09 19 49 59 SY KE eg CALIBRATION Manual Calibration Turb Span 8 0 NTU Cal complete Press ENT to Span cal Wash the transparent calibration cup 2 or 3 times with deionized water then fill it to the reference line with 80 NTU standard solution or a standard solution of known concentration between 10 and 100 NTU Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then submerge the sensor probe in the transparent calibration cup 3 Basic Operation 17 Press the up A and down V keys to set the Turb value to 80 NTU or to the 18 19 20 21 22 23 24 known concentration of the standard solution between 10 and 100 NTU Input range 10 0 NTU to 99 9 NTU 2008 07 09 19 51 05 OY pmm CALIBRATION Manual Calibration Turb Span 80 vu Measurement value 107 NTU Input Span data ENT to store cal data Check that Measurement value has stabilized then press the ENTER key to start calibration When the message Cal complete Press ENT to Span cal appears press the ENTER key to start the next span calibration procedure 2008 07 09 19 52 00 4S Y s CALIBRATION Manual Calibration Turb Span 80 0 NTU Cal complete Press ENT to Span cal Wash the transparent calibration cup 2 or 3 times with deionized water t
78. f pH measurement U 50 series use the glass electrode method for pH measurements The glass electrode method measures a potential difference between the glass film for pH and the reference electrode For more information refer to JIS Z 8802 pH measurement method Temperature compensation The electromotive force generated by the glass electrode changes depending on the temperature of the solution Temperature compensation is used to compensate for the change in electromotive force caused by temperature This function does not compensate the change in pH caused by the temperature of the solution When pH is to be measured the temperature of the solution must be recorded along with that pH value even if a pH meter has automatic temperature compensation function If the solution temperature is not recorded the results of the pH measurement may be meaningless Standard solutions When measuring pH the pH meter must be calibrated using standard solution There are five kinds of standard solutions specified in JIS Z 8802 pH measurement For normal measurement two of standard solutions with pH of 4 7 and 9 are sufficient to accurately calibrate the meter For standard solutions refer to JIS Z 8802 pH measurement pH 4 standard solution 0 05 mol L potassium hydrogen phthalate aqueous solution Phthalate pH 7 standard solutio 0 025 mol L potassium dihydrogenphosphate 0 025 mol L disodium Neutral phosphate hydrogenphosph
79. fter about 10 seconds 2008 12 02 14 27 46 OF lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 ns L Do 6 99 m 96 8 x po 1 pH 0 293 9 L TDS 121 one 0 1 ppt 0 450 nS cm D O ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right gt key to switch the display to the SETTINGS screen 3 Press the down V key to move the cursor to Compensation then press the ENTER key 2008 04 11 20 01 14 SY 8 um SETTINGS Set menu Measurement Site Unit for report Sensor selection System 3 Basic Operation 4 Press the down V key to move the cursor to DO Salinity then press the ENTER key to toggle the setting between Auto and Input mode Default Auto 2008 04 11 20 02 10 49 Y SETTINGS Select parameter DO Salinity DO Atm pressure OFF Cond Temp 0 00 Z K TDS Auta SAVE 5 If you selected Input mode press the right gt key to display the compensation value input screen Press the up A and down V keys to enter the desired value then press the ENTER key to set it 2008 04 11 20 03 08 9 Y E ym SETTINGS DO Salinity 0 0 70 0 WO O ppt 6 To save the change press the up A and down V keys to move the cursor to SAVE then press the ENTER key
80. ge 67 PREM Y YVRIE 14 tif 53 image 68 sti PF ALE 15 tif 53 image 69 BE MY P ALS 16 tif 53 image 70 EBE 7HE 17 tif 53 image XIE TURB Y 0n REST e tif 54 image XIE TURB BIE AY le tif 200 dpi 54 image XIE TURB BIE AY 198 f e tif Q 200 dpi 54 image XIE TURB BIE A7 1 2e tif 200 dpi 55 image XIE TURB BIE ANY 256 f e tif 200 dpi 55 image XIE TURB BIE AY 3e tif 200 dpi 55 image XIE TURB BIE AY 356 f e tif 200 dpi 55 image 49 E Him tif 56 image 71 EBE Y 7 BLE 18 tif 56 image IS 14 ENG tif Q 200 dpi 56 image P CW DO BEE BEER _e tif 200 dpi 56 image XIE DO E nz iE e tif 0 200 dpi 57 image IS 15 ENG tif 200 dpi 57 image XIE DO Y n X iESE Y e tif 200 dpi 57 image IS 16 ENG tif 200 dpi 57 image XIE DO CAZ3ZTZIE e tif 200 dpi 57 image IS 17 ENG tif 200 dpi 57 image XIE DO AVS YY RIESE Se tif 200 dpi 57 image IS 18 ENG tif 200 dpi 57 image 49 E Him tif 60 image 73 EBE 7HE 20 tif 60 image 74 EBE YVUEIE 21 tif 60 image 75 EEY P ALS 22 tif 60 image 76 EEY 7HE 23 tif 60 image 1 ANEMIA tif 61 image JA 1 ENG tif 61 image JAK 2 ENG tif 61 image 1 WIM tif 200 dpi 61 image 77 WEE 1 tif 62 image 78 MIE 2 tif 62 image 79 WEI 3 tif 62 image HEY YY A tif 6 100 dpi 62 image l HEMT tif 200 dpi 62 Fil image 77 AEH 1 tif 63 image 78 ANEMIA 2
81. ghed Potassium Chloride KCI in deionized water 4 Put the dissolved Potassium Chloride KCI into a 1 L measuring flask and fill to the 1 L mark with deionized water 5 Calibrate the zero point Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then remove all moisture from the sensor probe it will be calibrated in air 6 Press the control unit s CAL key to set the calibration mode 7 Press the down V key to move the cursor to Manual Calibration then press the ENTER key 2008 04 11 20 35 28 SY E Y E CALIBRATION d Calibration futo Calibration Manual Calibration 3 Basic Operation 8 In the parameter selection screen move the cursor to Cond then press the ENTER key 2008 12 03 14 00 00 4S9 Y LA CALIBRATION Select parameter DO DO Depth m DO mg L DO Select parameter 9 Set the number of calibration points then press the ENTER key 2008 06 07 17 45 38 SY vau CALIBRATION Calibration point 2 4 El T The instructions below assume that four calibration points have been set 10 Press the up and down V keys to set the Cond value to 0 0 mS m 0 000 mS cm 11 Check that Measurement value has stabilized then press the ENTER key to start calibration 2008 04 11 20 55 52 SY Y Fam CALIBRATION Manual Calibration Cond Zero a ODO mns cm Measurement value 0 000 nS cn
82. he ENTER key again to save the settings 2008 04 11 20 15 05 5 Y SETTINGS SET Date Time Date 2008 04 11 Time 20 15 01 Setting the auto power OFF time Follow the steps below to set the time for the auto power OFF function which turns the power OFF automatically when no operation is performed for the preset amount of time 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 46 49 Y uaa SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 mg L D0 6 99 pH 96 8 x po 1 pH 0 293 s TDS 121 oppe 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 35 3 Basic Operation 2 Press the right gt key to switch the display to the SETTINGS screen 3 Press the down V key to move the cursor to System then press the ENTER key 2008 04 11 20 10 18 49 F SETTINGS Set menu Measurement Site Unit for report Sensor selection Compensation System 4 Press the down V key to move the cursor to Auto power off then press the ENTER key 2008 04 11 20 15 43 OT SETTINGS System Language Version Date Time Auto power off Displav contrast Initialize 5 Press the up
83. he total dissolved solid amount The conductivity of a solution is affected by the amount of salinity minerals and dissolved gases That is conductivity is an index that shows the total amount of all substances in the solution Of these substances TDS indicates only the amount of dissolved solids TDS can be used for a comparison of the state of substances composed of a single component such as NaCl However the use of TDS for the comparison of solutions of different types causes serious errors Conductivity and TDS are expressed by the following formulas Conductivity in SI units S M TDS g L L S m x K x 10 TDS g L L mS m x K 100 Conductivity in the old units mS cm TDS g L L mS cm x K K TDS coefficient Initial settings use the values listed in the table Page 80 that generally uses TDS coefficients For accurate TDS comparisons find the TDS coefficient from measured conductivity values Then set the value thus obtained and make measurements ot conversion Specific gravity of seawater The density and specific gravity of seawater are equal numerically and generally are not distinguished strictly Since seawater density p is between 1 000 and 1 031 1 is subtracted from p and c is obtained by multiplying the value by 1000 The resultant value is used as the specific gravity of seawater o 7 p 1 x 1000 The density of seawater p is expressed by function of temperature hydra
84. hen fill it to the reference line with 800 NTU standard solution or a standard solution of known concentration 100 NTU above Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then submerge the sensor probe in the transparent calibration cup Press the up A and down V keys to set the TURB value to 800 NTU or to the known concentration of the standard solution 100 NTU above Input range 100 NTU to 800 NTU U 51 100 NTU to 1000 NTU U 52 2008 07 09 19 53 15 SY yaw CALIBRATION Manual Calibration Turb Span Measurement value 769 NTU Input Span data ENT to store cal data Check that Measurement value has stabilized then press the ENTER key to start calibration Calibration is finished when the message Cal complete ENT to manual cal menu appears Press the ENTER key to return to the calibration parameter selection screen 2008 07 09 19 54 30 4S Y s CALIBRATION Manual Calibration Turb Span 800 vm Cal complete ENT to manual cal menu 55 3 Basic Operation 56 Dissolved oxygen DO calibration 4 5 You can select one calibration procedure span calibration or two calibration procedures zero point calibration and span calibration Carry out the two calibration procedures to ensure good measurement precision throughout all measurement ranges It is necessary to prepare new solution before calibration of the Dissolved Oxygen DO s
85. ich if not avoided could N WARN N G result in death or serious injury This indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury It may also be used to alert against N CAUTI Q N unsafe practices Without safety alert indication of hazardous situation which if not avoided could result in property damage Symbols O Description of what should be done or what should be followed O Description of what should never be done or what is prohibited E Safety Precautions This section provides precautions to enable you to use the product safely and correctly and to prevent injury and damage The terms of DANGER WARNING and CAUTION indicate the degree of imminency and hazardous situation Read the precautions carefully as it contains important safety messages N WARNING Do not disassemble or modify the meter May cause overheating or fire resulting in accidents N CAUTION The pH and ORP sensors are made of glass Handle them carefully to avoid breakage Do not ingest the DO pH or ORP standard solutions If it comes into contact with the eyes rinse thoroughly with water If swallowed consult a physician Keep away from water when using USB communication Improper use may result in fire or damage Points of concern Use of the equipment in a manner not specified by the manufacturer may impair the protection provided by the equi
86. intenance Error Cause Solution Sample is unstable 4 6 2 Error displays in sensor information 1 The concentration of the sample is unstable sensor connector 2 External light disturbance has affected the 3 Water has entered the turbidity sensor s 1 Use a stirrer to agitate the sample during measurement 2 Perform measurement away from direct sunlight 3 Turn the power OFF wipe off any water droplets on the probe then remove the turbidity sensor Check there are no water droplets around the turbidity sensor connector then mount the sensor again If the error persists replace the turbidity sensor Error display Cause Solution Measurement Turn the power OFF then restart the system If the Measurement sequence error 3 sequence error error persists have the probe repaired Out of The measurement value is outside the Samples for measurement must be within the measurement range measurement range measurement range Last calibration invalid The last calibration failed Redo calibration Calibration The calibration value is the factory T Redo calibration invalid default value The U 53 turbidity sensor is exposed to Mount the guard cap and sensor guard and perform Background direct light measurement away from direct sunlight unstable The turbidity value changed rapidly during measurement Measure a sample that has stable turbidity
87. isplay the program No and version of the control unit and sensor probe software The program No and version of the sensor probe software will not be displayed if the sensor probe is not connected 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 21 46 9 Y ymm lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 ns L Do 6 99 m 96 8 x po 1 pH 0 293 9 L TDS 121 oppe 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right key to switch the display to the SETTINGS screen 33 3 Basic Operation 3 Press the down V key to move the cursor to System then press the ENTER key 2008 04 11 20 10 18 SY vau SETTINGS Set menu Measurement Site Unit for report Sensor selection Compensation System 4 Press the down V key to move the cursor to Version then press the ENTER key The program No of the control unit and sensor probe software appears 2008 04 11 20 13 04 SY 9 vau SETTINGS System La Date Time Auto power off Displav contrast Initialize Q Setting the date time Follow the steps below to set the date and time 1 Press a
88. ite confusion The majority of the world today is consistent in its use of the signs as they are used in A above For this reason HORIBA too uses signs concerning ORP that are consistent with A above 109 HORIBA Ltd 2 Miyanohigashi Kisshoin Minami ku Kyoto 601 8510 Japan http www horiba com image CE tif 300 dpi 3 image WEEE_and_Batteries tif 3 image W_Danger tif 1200 dpi 4 image W_Warning tif 1200 dpi 4 image W_Caution tif 1200 dpi 4 image W_ 38H tif Q 1200 dpi 4 image W_ E IE tif 1200 dpi 4 image u53_probe tif 6 image controller_connector tif 600 dpi 6 image controller_connector tif 600 dpi 6 image controller_battery_lid2 tif 7 image front view tif 4 image back view tif 4 image u5l_probe tif 600 dpi 4 image u52_probe tif 600 dpi 5 image u53_probe tif 600 dpi 5 image 1 ANEMIA tif 5 image EAU EL 1 tif 500 dpi 5 image EAU EL 2 tif 500 dpi 5 image EAU E 3 tif 500 dpi 5 image POWER tif 6 image MEAS tif 6 image ENTER tif 6 image CAL tif 6 image ESC tif 6 image LIGHT tif 6 image CUR_L tif 6 image CUR_R tif 6 image CUR_U tif 6 image CUR_D tif 6 image controller_battery_lid2 tif 8 image battery 4 tif 8 image cr2032_xl tif 10 image p guard tif 11 image U 50_attach_pH tif 11 image U 50_attach_orp tif 12 image U 50_attach_ref tif 12 image u50_do spaner tif 13 image controller_connector tif 14 image 2 7 _mk tif 14 image XIEX y 73
89. measurement ranges 0 0 mS m to 99 9 mS m 0 090 S m to 0 999 S m and 0 9 S m to 9 99 S m When manually calibrating conductivity you can select two calibration points one zero point calibration point and a span calibration point for one of the three measurement ranges or four calibration points one zero point calibration point and span calibration points for all three measurement ranges Carry out the four calibration points to ensure good measurement precision throughout all measurement ranges Make the compensation setting before calibration since this setting is applied during calibration Refer to 6 5 3 Temperature coefficient page 104 1 Prepare the standard solution Dry Potassium chloride KCI powder high grade commercially available at 105 C for two hours and leave it to cool in a desiccator 2 Consult the following table and weigh potassium chloride KCl then prepare three standard potassium chloride KCI solutions following the procedure below eosin Potassium chloride KCI chloride KCI Conductivity mass g at solution Calibration range standard COND value o solution temperature of 25 C 71 8 mS m 0 0 mS m to 99 9 mS m 0 005 mol L 9 718 mS cm 9 373 0 00 mS cm to 0 999 mS cm 0 667 S m 0 090 S m to 0 999 S m 0 050 mol L 6 67 mS cm Se 1 00 mS cm to 9 99 mS cm 5 87 S m 0 9 S m to 9 99 S m 0 500 mol L 58 7 mS cm ate 10 0 mS cm to 99 9 mS cm 3 Dissolve the wei
90. ment parameter selection screen are not displayed 2008 04 11 19 51 01 4S Y H uam SETTINGS Set menu Measurement Site Compensation System 4 Press the up A and down V keys to move the cursor to the item to change then press the ENTER key 2008 12 02 14 42 40 SY E vg SETTINGS Unit tor report Temp C Turb NTU Cond m cm 6 Mon Depth m Salt ppt SAVE 5 A list of the units that can be selected appears The black circle indicates the currently selected unit Press the up A and down V keys to move the cursor to the desired unit then press the ENTER key Fix S m Fixes S m with no auxiliary units for any measurement range 2008 04 11 19 55 19 OY vum 2008 04 11 18 52 58 SY sm 2008 04 11 18 53 40 SY Tam SETTINGS SETTINGS SETTINGS Select unit Temp Select unit Turb Select unit Cond CT e FRU Sim 2008 04 11 19 56 58 SF vum 2008 04 11 19 57 41 SF vum 2008 08 02 17 40 04 SF 7m SETTINGS SETTINGS SETTINGS Select unit 56 Select unit Depth Select unit Salt ra 8 CcO all feet Salt ol 6 To save the changes press the up A and down V keys to move the cursor to SAVE then press the ENTER key If you do not want to save the changes press the ESC key 2008 12 02 14 44 43 OT man SETTINGS
91. meter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 5 Parameter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 1 Parameter code 5 Parameter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code 6 Parameter error code 1 Parameter code 5 Parameter status code 6 Parameter error code 5 characters including decimal point right justified with blanks filled 2 Unit code A ts 00 to 99 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 3 Basic Operation 73 Month 01 to 12 2 characters 74 Day 01 to 31 2 characters 75 Hour 00 to 23 2 characters 76 Minute 00 to 59 2 characters 77 Second 00 to 59 2 characters 78 Longitude degrees 00 to 90 or no GPS data 2 characters 79 Longitude minutes 00 to 59 o
92. n converted to 25 C t Temperature of solution at time of measurement C L Conductivity of solution at t C K Temperature coefficient C Conductivity and temperature coefficient for various solutions 6 Reference Conductivity and related temperature coefficients of representative substances at 25 C are shown in the table below Substance Temp Conc Cond Temp coef Subela es Temp Conc Cond Temp coef C wt S m C C wt S m C 5 19 69 2 01 5 6 72 2 17 10 31 24 2 17 10 12 11 2 14 15 34 63 2 49 NaCl 18 15 16 42 2 12 NaOH 15 20 32 70 2 99 20 19 57 2 16 30 20 22 4 50 25 21 35 2 27 40 11 64 6 48 5 4 09 2 36 25 2 54 03 2 09 Na2SO4 18 10 6 87 2 49 29 4 54 34 2 21 15 8 86 2 56 KOH 15 33 6 52 21 2 36 5 4 56 2 52 42 42 12 2 83 Na2CO3 18 10 7 05 2 71 0 1 0 0251 2 46 15 8 36 2 94 1 6 0 0867 2 38 5 6 90 2 01 NH3 15 4 01 0 1095 2 50 Kel 10 13 59 1 88 8 03 0 1038 2 62 18 15 20 20 1 79 16 15 0 0632 3 01 20 26 77 1 68 1 5 1 98 7 20 21 28 10 1 66 HF 18 4 8 5 93 6 66 5 4 65 2 06 24 5 28 32 5 83 KBr 15 10 9 28 1 94 5 39 48 1 58 20 19 07 1 77 10 63 02 1 56 3 25 5 07 2 07 HCI 18 20 76 15 1 54 KCN 15 6 5 10 26 1 93 30 66 20 1 52 5 20 85 1 21 5 9 18 1 98 10 39 15 1 28 10 17 76 1 86 20 65 27 1 45 NH Cl 18 15 25 86 1 71 40 68 00 1 78 20 33 65 1 61 H28
93. n press the ENTER key 2008 04 11 20 35 28 SY 9 9am E CALIBRATION d Calibration futo Calibration Manual Calibration 5 In the parameter selection screen move the cursor to ORP then press the ENTER key 2008 12 03 13 59 28 SY H pn CALIBRATION Select parameter Temp C DOZ DO pH pH Depth m ORPmV Cond mS cm Turb NTU DO mg L DO Select parameter 6 Press the up A and down V keys to set the mV value of the ORP standard solution containing the submerged sensor probe at the measurement temperature 2008 04 11 20 53 51 SF Fam CALIBRATION Manual Calibration 0RP 2 58 ORPm Measurement value 236 ORP Input Zero data ENT to store cal data 46 3 Basic Operation Table 1 Indicated value of ORP standard solution at various temperatures mV Temperature 160 22 16051 5 274 112 10 271 107 15 267 101 20 263 95 25 258 89 30 254 83 35 249 76 40 244 69 7 Check that Measurement value has stabilized then press the ENTER key to start calibration 8 Calibration is finished when the message Cal complete ENT to manual cal menu appears Press the ENTER key to return to the calibration parameter selection screen 47 3 Basic Operation 48 Conductivity COND calibration To support a wide range of sample concentrations electrical conductivity is divided into three
94. nd hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 46 S Y SS lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 mg L D0 6 99 pH 96 8 x po 1 pH 0 293 9 L TDS 121 one 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right key to switch the display to the SETTINGS screen 3 Press the down V key to move the cursor to System then press the ENTER key 2008 04 11 20 10 18 SY vau SETTINGS Set menu Measurement Site Unit for report Sensor selection Compensation System 34 3 Basic Operation 4 Press the down V key to move the cursor to Date time then press the ENTER key 2008 04 11 20 15 22 49 Y SETTINGS SET Date Time SAVE 5 Move the cursor to the date then press the ENTER key 6 Press the right key to move the cursor to the year month day hour minute and second and press the up A and down V keys to enter each value 2008 04 11 20 16 05 SY Fm SETTINGS SET Date Time Date PADEN 04 11 Tie 20 15 01 SAVE 7 When finished entering settings press the ENTER key to move the cursor to SAVE then press t
95. ng measurement methods n a saanuna aaee 3 2 2 SOUND SHOES 22r A eee en 3 2 3 Unit fomreport A Ae Aa dd 3 2 4 Sensor selection 3 2 5 COMpensatlOn ed apis aaa wal a eA EUR daa RAD ROC ales 3 2 6 System settings 3 Calibration xe ee E E GP C aee doux Ee 3 3 1 Auto Calibration no tractaret NEE t Rap De Aten 3 3 2 Manual calibration 3 4 Measurement ve BEE EE E MEE ER a 3 4 1 Storing data in memory manually 3 4 2 Automatic continuous measurement LLL 3 5 Data operations iii a Sea qe die a GR eee DU dead 3 5 1 Displaying e OC WEE EE EE 3 5 2 Belting data ii rede RD ae tease iba a ease Tex d fens 3 5 3 Checking the data memory 3 5 4 Checking the calibration record 3 5 5 GPS data operations 3 6 Sensor information cosida a eee 3 7 USB communication tc stas de uas te eege ere 3 7 1 Communication settings NN VN E ODM WD 10 11 14 14 15 18 18 20 23 25 26 32 39 39 42 61 61 63 64 64 68 69 70 71 72 73 73 3 7 2 Commands cc Maintenance isis nl iR ARX acu bane 4 1 ISOUUITG Cale os cos ss te P TP REDUCIT I dE et 4 2 Every 2 months maintenance o o o oocooccccoccc 4 3 Storage A rade gaia ai ei ai a aia aa aas 4 4 Replacing the turbidity sensor 4 5 Replacing the membrane cap 46 Troubleshooting 3 a ical E Py ER Ga ee Oe ee 4 6 1 Error displays iii e bee ee eee 4 6 2 Error displays in sensor information Specifications 224 aan
96. nit 2 Unit code 14 Parameter 3 code 1 Parameter code 15 Parameter 3 selection 0 No selection 1 Selection made 16 Parameter 3 error 6 Parameter error code 17 Parameter 3 data 5 characters including decimal point right justified with blanks filled 18 Parameter 3 unit 2 Unit code 19 Parameter 4 code 1 Parameter code 20 Parameter 4 selection 0 No selection 1 Selection made XXXXX X 22 23 XXXXX X 37 38 XXXXX X 52 53 XXXXX X 67 68 XX CR LF 85 86 1 character 2 characters 20 characters 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 1 character 5 characters 1 character 2 characters 1 character 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 Parameter 4 error Parameter 4 data Parameter 4 unit Parameter 5 code Parameter 5 selection Parameter 5 error Parameter 5 data Parameter 5 unit Parameter 6 code Parameter 6 selection Parameter 6 error Parameter 6 data Parameter 6 unit Parameter 7 code Parameter 7 selection Parameter 7 error Parameter 7 data Parameter 7 unit Parameter 8 code Parameter 8 selection Parameter 8 error Parameter 8 data Parameter 8 unit Parameter 9 code Parameter 9 selection Parameter 9 error Parameter 9 data Parameter 9
97. nt to test for communication frame errors with FCS e Response format RD AAAAAAAAAAAAAAAAAAAA X X XXXX XX X X XXXXX X 12 3 4 5 6 7 8 9 10 11 XX X X XXXXX X XX X X XXXXX X XX X X XXXXX X 12 13 14 15 16 17 18 19 20 2122 23 24 25 26 XX X X XXXXX X XX X X XXXXX X XX X X XXXXX X 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 XX X X XXXXX X XX X X XXXXX A XX X X XXXXX X 42 43 44 45 46 47 48 49 50 5152 53 54 55 56 XX X X XXXXX X 57 XX XX XX XX XX XX 72 73 74 75 76 77 wo 2 00 YN OO Ff 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 58 59 60 61 Header Command Site name Probe status Probe error Unused Parameter 1 code Parameter 1 status Parameter 1 error Parameter 1 data Parameter 1 unit Parameter 2 code Parameter 2 status Parameter 2 error Parameter 2 data Parameter 2 unit Parameter 3 code Parameter 3 status Parameter 3 error Parameter 3 data Parameter 3 unit Parameter 4 code Parameter 4 status Parameter 4 error Parameter 4 data Parameter 4 unit Parameter 5 code Parameter 5 status Parameter 5 error Parameter 5 data Parameter 5 unit Parameter 6 code Parameter 6 status Parameter 6 error 3 Basic Operation XX X X XXXXX X XX X X XXXXX X 62 63 64 65 66 67 68 69 70 71 XX XX XX X X XXX XX XX X X XX CR LF 78 79 80 81 82 83 Upper and lowercase letters numbers periods hyphens and spaces 3 Status code
98. nual Calibration 4 In the parameter selection screen move the cursor to Depth then press the ENTER key 2008 12 08 14 05 49 4S Y Fe 2008 04 11 21 10 15 SY vau CALIBRATION CALIBRATION Select parameter Manual Calibration Depth Zero Temp C Dox DO pH pH Depth m ORP ORPIV gt WO 00 m Cond mS cm Turb NTU HE value DO mg L DO teda Select parameter Input Zero data ENT to store cal data 5 Press the up and down V keys to set the Depth value to 0 00 m 6 Check that Measurement value has stabilized then press the ENTER key to start calibration 2008 04 11 21 14 53 4S9 q Fm CALIBRATION Manual Calibration Depth Zero 0 00 m Please wait 7 Calibration is finished when the message Cal complete ENT to manual cal menu appears Press the ENTER key to return to the calibration parameter selection screen 2008 04 11 21 11 27 49 Y CALIBRATION Manual Calibration Depth Zero 0 00 m Cal complete ENT to manual cal menu 60 3 Basic Operation 3 4 Measurement You can perform measurement by either of the methods below e Storing data in memory manually with reference to the measurement value single measurement e Having data stored in memory automatically and continuously U 51 U 52 Interval measurement minimum memory interval of 10 seconds U 53 Interval measurement minimum memory interval of 30
99. o calibration Tip The following parameters are calibrated at 25 C pH Set to 4 01 zero point calibration the span is adjusted to the factory default value COND 0 449 S m 4 49 mS cm span calibration the zero point is adjusted to the factory default value TURB 0 NTU zero point calibration the span is adjusted to the factory default value DO 8 92 mg L span calibration the zero point is adjusted to the factory default value DEP 0 m zero point calibration the zero point is adjusted to the factory default value If the air temperature changes the readout value may not be stable Ensure that the ambient air temperature is the same temperature as the calibration solution because the internal probe temperature sensor and external temperature sensor in the calibration solution are used for the auto calibration Allow the probe and standard solution to equilibrate for 1 hour if a thermometer is not available to verify that these temperatures are the same Do not hold the probe while performing the auto calibration Body temperature may elevate the internal temperature sensor measurement creating DO calibration error Remove the sensor guard and wash the sensor probe 2 or 3 times with deionized water me HORTA sensor guard 39 3 Basic Operation 2 Remove the transparent calibration cup 3 Fill the transparent calibration cup to the line with pH 4 standard solution The transparent calib
100. o calibration of the sensor manually 107 6 Reference 6 11 6 11 1 6 11 2 108 Oxidation reduction potential ORP measurement Principle of ORP measurement ORP is an abbreviation for oxidation reduction potential ORP is the energy level potential determined according to the state of equilibrium between the oxidants M and reductants MC N that coexist within a solution M2 ner amp M Nr 1 If only the solution forming the ORP measuring system shown in Fig 6 The difference of potential between two electrodes is generally expressed by the following equation z n e RT aM E Ego in au 2 E Electric potential Eg Constant R Gas constant T Absolute temperature n Electron count F Faraday constant a Activity Fig 6 Measuring mV For example for a solution in which trivalent iron ions coexist with bivalent iron ions equations 1 and 2 would be as follows Fe e7 e Fe 1 2 zi RT ar ESE ln GEN 2 When only one type of state of equilibrium uniquely by equation Fei and the reductant Fe using the equation ape are Actually however many kinds of states of equilibrium exist simultaneously between various kinds of ions in most solutions This means that under actual circumstances ORP cannot be expressed using the simple equation shown above and that the physical and chemical significance with respect to the solution is not very clear In this respect the value of
101. oints You can set between 2 and 4 points 1 2 52 Press the control units CAL key to set the calibration mode Press the down V key to move the cursor to Manual Calibration then press the ENTER key 2008 04 11 20 35 28 SY vam 4 CALIBRATION d Calibration futo Calibration Manual Calibration 3 Basic Operation 3 In the parameter selection screen move the cursor to Turb then press the ENTER key 2008 12 03 14 00 34 OT nm CALIBRATION Select parameter Temp C Dim X DO pH pH Depth m ORP ORPmV Cond mS cm DO mg L DO Select parameter 4 Press the up A and down V keys to set the number of calibration points then press the ENTER key 2008 04 11 21 02 51 OY uam CALIBRATION Calibration point 2 4 El T The instructions below assume that four calibration points have been set 5 Calibrate the zero point Wash the transparent calibration cup 2 or 3 times with deionized water then fill it to the reference line with deionized water 6 Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then submerge the sensor probe in the transparent calibration cup 7 Press the up and down V keys to set the Turb value to 0 0 NTU 2008 04 11 21 03 42 SY vau CALIBRATION Manual Calibration Turb Zero 0 00 NTU Measurement value 0 00 Nru Input Zero data ENT to store cal data
102. oltage or internal IC failure Turn the power OFF Replace the display s batteries If the error persists contact your nearest sales outlet to have the sensor probe repaired Probe EEPROM error Internal IC failure Press the ESC key then redo the operation If the error persists turn the power OFF then restart the system the current data will not be saved If the error still persists contact your nearest sales outlet to have the display repaired Probe board error Probe board failure Turn the power OFF Contact your nearest sales outlet to have the sensor probe repaired 89 4 Maintenance Error Cause Solution Zero point calibration error pH sensor 1 The pH standard solution is contaminated 2 The pH responsive membrane is dirty 3 The concentration of the reference electrode s internal solution has changed 4 The pH responsive membrane is torn pH sensor 1 Replace the standard solution with new solution 2 Clean the pH responsive membrane 3 Refil the reference electrode s internal solution 4 Replace the sensor COND sensor 1 There is moisture on the sensor 2 The sensor is dirty 3 The COND sensor is broken COND sensor 1 Blow dry the moisture off the sensor 2 Clean the sensor 3 Contact your nearest sales outlet TURB sensor 1 There are air bubbles on the cell 2 The cell window is dirty 3 The sensor is being affected b
103. on before using the sensor T ea Screw Turbidity sensor Co Rubber wiper Wiper shaft Gasket 86 4 Maintenance 4 5 Replacing the membrane cap Replacement procedure 1 Prepare the DO sensor e Take a DO sensor out of pack newly purchasing e Remove a DO sensor from the sensor probe after use Undo a DO sensor from the sensor probe e Twist a membrane cap from DO sensor e Wash the gold electrode and silver electrode parts with water 2 Replace the silicone gasket with a new one Newly purchasing Silicon gasket e Check air bubbles in a membrane cap a Pick a Cap up and drop it down if there is air bubbles in internal solution of it 4 Set up a membrane cap on a adjustable mounting Adjustable mounting Spread a soft cloth under a adjustable mounting 87 4 Maintenance 5 Attach a membrane cap to DO sensor Twist a DO sensor with holding a membrane cap tight 6 Check for membrane surface Check air bubbles in a membrane cap Good Limited air bubbles NG Air bubbles of more than 5 mm in diameter e NG Replace a membrane cap again e Check that span calibration can be performed If the membrane cap is not attached correctly sensitivity may be lost or response speed may decrease 88 4 6 Troubleshooting If the sensor probe is removed while the control unit is indicating an error errors cannot be canceled by using the ESC key Either
104. on is completed 2008 12 03 13 27 19 SY KE eg CALIBRATION Auto Calibration 4 05 ph 4 49 mS cm 0 00 vu 9 11 ns LDo 113 8 xpo 0 00 m Please wait Calibration is finished when the message Cal complete MEAS to measure appears Press the MEAS key to set the measurement screen then start measurement 2008 12 08 13 28 17 Y s CALIBRATION Auto Calibration 4 00 ph 4 49 mS cm 0 00 vu 8 78 mg L D0 109 7 x po 0 00 m Cal complete MEAS to measure If a calibration error occurs start calibration after first resolving the issue according to the instructions in 4 6 Troubleshooting page 89 3 3 2 Manual calibration The procedures below describe how to calibrate each sensor individually The displayed units are the units set by selecting Unit for report in the SETTINGS screen Temperature TEMP calibration 1 Fill a bucket or similar container with water of a known temperature and insert the sensor probe in it Wait 5 minutes before starting calibration to allow the sensor probe temperature to stabilize 2 Press the control unit s CAL key to set the calibration mode 3 Press the down V key to move the cursor to Manual Calibration then press the ENTER key 2008 04 11 20 35 28 SY E Y E CALIBRATION d Calibration futo Calibration Manual Calibration 42 3 Basic Operation 4 In the parameter selection screen move the cursor to Temp then
105. or pH 250 mL 330 3200043641 SUPPlementary internal solution for pH reference electrode 98 6 Reference Others Name Model No Description Silicone grease E 3014017718 ee EE Sponge brush unit 3200169531 Brush for cleaning sensor probe O ring set for reference electrode 3200169376 O rings for reference electrode O ring set for DO sensor 3200169426 O rings for DO sensor Rubber cap set for sensor guard 3200169428 Rubber Gabs Used Rewari sensor guard and sensor probe O ring set for pH and ORP sensor 3200169520 O rings for pH and ORP sensors Wiper unit _ 3200169789 Rubber wiper for U 53 U 53G turbidity sensors Protective cap blk for pH sensor 3200175019 C P attached to tip of pH sensor for sensor probe storage Rubber cap whit for DO sensor geren EE SE sensor probe storage 6 2 Options sold separately Name Model No Description Bag U 5030 3200174772 Storage bag for sensor probes and flow cell Can be carried in one hand Flow cell assy 3200156570 Used when collecting measurement samples by pump Used for taking measurements in Probe guard 3200167002 locations where there is a current or where there is a thick layer of sludge Communication cable 3200174808 oneal data collection software 99 6 Reference 6 3 6 3 1 6 3 2 6 3 3 100 pH measurement Principle o
106. ormally Location of use and storage e Storage temperature 10 C to 60 C e Relative humidity Under 80 and free from condensation Store the meter in locations void of dust strong vibrations direct sunlight corrosive gases near air conditioners or windy areas Disposal of the product When disposing of the product follow the related laws and or regulations of your country for disposal of the product Description in this manual This interprets the necessary points for correct operation and notifies the important points for handling the unit Reference This indicates where to refer for information Tip This indicates reference information 1 Contents About this Unit econ heme miei RR m Cg Cea Device Information x9 v ie v a a oe du EEG RE MEE 2 1 Measurement parameters 0020 00 e cece eee 2 2 PACKS a Su eos ee eke ene AA 2 3 Parts mame and functions 2 2 2 6065 eres cee 24 Setting menu items 2 2 06 65 0s eee ee ens 25 Calibration menu items o llle 2 6 Data operation menu items Basic Operation vicio ee eee aa 3 1 System StU D aco cc tima ra pisa a da Sows Peete dy 3 1 1 Inserting and replacing the batteries 3 1 2 Replacing the coin hatten 3 1 3 Attaching sensors 3 1 4 Connecting the control unit and sensor probe 3 1 5 Conditioning ee ba Behe dae ts Proba 3 1 6 GPS U 52G U 53G aria za 3 2 SUIS a A edo pe see ee e 3 2 1 Setti
107. pment It may also reduce equipment performance Sensor probe e Do not immerse the sensor probe in seawater or other samples with high salinity Doing so may erode metallic parts After use promptly wash the sensor probe thoroughly in water e Do not immerse the sensor probe in alcohol organic solvent strong acid strong alkaline and other similar solutions e Do not subject to strong shocks e Do not perform measurement in environments of magnetic fields Measurement errors may result e The sensor probe is no longer waterproof when the sensors are not mounted Appearance of mounted sensors e Does not support measurement of samples containing fluorine e To disconnect the sensor cable or interface cable pull them out with holding the connector part Do not pull the cable part it may cause breakage Control unit e Do not subject to strong shocks e The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys e The control unit is no longer waterproof when the USB cable is connected e When operating the control unit only protect the connector with the connector cap provided Remove the batteries when not using the control unit for an extended period of time Battery fluid leakage may cause equipment failure Do not wipe the control unit with organic solvents or powder polish The surface may deteriorate or its printing may disappea
108. r no GPS data 2 characters 80 Longitude seconds 00 to 59 or no GPS data 2 characters 81 Unused 1 character 1 character 82 North latitude South N North S South 1 character latitude 83 Latitude degrees 000 to 180 or no GPS data 3 characters 84 Latitude minutes 00 to 59 or no GPS data 2 characters 85 Latitude seconds 00 to 59 or no GPS data 2 characters 86 Unused 1 character 87 East longitude West E East W West 1 character longitude 88 Delimiter character 1 character 89 Frame check sequence FCS 2 characters Memory data requests e Request command format RM XS X AAAAAAAAAAAAAAAAAAAA XX XX XX XX CR LF 1 2 3 4 5 6 7 8 9 310 1 Header 1 character 2 Command 2 characters 1 0 Start search 1 Next data item 2 Previous 1 character data item 3 Request same data again 3 Data specification 4 Search method 0 All data 1 Site search 2 Date search 1 character specification 5 Search site Upper and lowercase letters numbers periods 20 characters hyphens and spaces 6 Search year 00 to 99 2 characters 7 Search month 01 to 12 2 characters 8 Search day 01 to 31 2 characters 9 Delimiter character 1 character 10 Frame check sequence FCS 2 characters 1 When sending the RM command first send O Start search then 1 Next data item 2 Previous data item or 3 Request same data again 2 Search site is only needed when Site search is specified as
109. r If the display becomes dirty wipe the dirt off with a soft cloth soaked in neutral detergent Do not turn the power OFF or disconnect the cable during calibration or setting Memory data may be erased e To perform measurement connect the sensor probe cable before turning the power ON e Do not remove the battery gasket or twist it e When opening the battery case make sure that no foreign matter is attached to the battery gasket Do not use any unspecified batteries it may cause breakage Measurement Do not pull the cable when lowering the sensor probe into the sample during measurement Lower the sensor probe into the sample on a chain or string Before lowering the sensor probe into the sample do not connect the hook on the unit to a human body The correct values are not displayed if the sensor is not mounted when the measurement display is activated Perform DO measurement with no air bubbles in the internal solution Do not reuse a membrane cap of DO sensor Use the spanner for DO sensor provided to attach or remove the DO sensor Avoid both U 53 and U 53G turbidity measurement in air since the rubber wiper will quickly become damaged Avoid turbidity measurement in direct sunlight since the readout may be affected Calibration During atmosphere calibration for the DO electrode with DO salinity compensation set to automatic values are compensated based on electrical conductivity but calibration is performed n
110. r about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 46 SY RH vmm lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 weit Do 6 99 m 96 8 x po 1 pH 0 293 9 L TDS 121 one 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Press the right key 3 times to display the DATA OPERATION screen 3 Press the down V key to move the cursor to View Data then press the ENTER key 2008 04 11 21 22 09 SY aum DATA OPERATION Data Operation View Data Delete Data Data Memory check Calibration record 66 3 Basic Operation 4 Move the cursor to All then press the ENTER key The most recently measured data is displayed 2008 04 11 21 29 26 SY aam DATA OPERATION View Data Site Date 5 Press the up A and down V keys to display earlier data 67 3 Basic Operation 3 5 2 Deleting data Follow the steps below to delete all the data stored in memory 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds 2008 12 02 14 27 46 S Y ymm SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 ns L Do 6 99 pH
111. r damaging the operation keys o a sss e The procedure for immersing the sensor probe in the pH standard solution is the same as that described in 3 3 1 Auto calibration page 39 Auto calibration can be performed using the same pH 4 standard solution that was used in the conditioning procedure e immersing the sensor in the standard solution is generally required for sensor conditioning but a voltage supply is required for DO sensor conditioning Turning ON the power of the control unit is necessary during sensor conditioning GPS U 52G U 53G The GPS position measurement precision is proportional to the GPS position measurement time When the position measurement precision increases the position measurement time also increases See GPS locating accuracy page 17 for how to set the position measurement precision See GPS locate page 15 below for how to check acquired GPS data GPS locate 1 Press the right key to switch the display to the SETTINGS screen 2 Press the down V key to move the cursor to System then press the ENTER key 3 Press the down V key to move the cursor to GPS locate then press the ENTER key 2008 07 04 18 35 55 SY H pn SETTINGS System GPS locating accuracy 4 The message Press ENT key to start position measurement appears Press the ENTER key 15 3 Basic Operation 5 The message Execute GPS position measurement appears Move the cursor
112. ral resources and protecting human health and the environment from potential negative effects caused by hazardous substance in products Contact your supplier for information on applicable disposal methods E RES Hg FCC Rules Any changes or modifications not expressly approved by the party responsible for compliance shall void the user s authority to operate the equipment E WARNING This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful 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 instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense For your safety Warning messages are described in the following manner Read the messages and follow the instructions carefully Meaning of warning messages This indicates an imminently hazardous situation which if not avoided will A DAN G E R result in death or serious injury This signal word is to be limited to the most extreme situations This indicates a potentially hazardous situation wh
113. ration cup has With TURB Measurement and Without TURB Measurement gauge lines Transparent calibration cup Without TURB Measurement gauge line With TURB Measurement gauge line 4 Press the control unit s CAL key to set the calibration mode 2008 04 11 20 35 28 G Y 9 ymm CALIBRATION d Calibration futo Calibration Manual Calibration 5 Press the down V key to move the cursor to Auto Calibration then press the ENTER key 2008 04 11 20 36 45 OY 7m CALIBRATION Calibration Auto Calibration Manual Calibration 40 3 Basic Operation 6 Immerse the sensor probe in the transparent calibration cup Check that the pH sensor ORP sensor reference electrode COND sensor TURB sensor and temperature sensor are submerged in the pH 4 standard solution and check that there are no air bubbles on the sensor 2008 04 11 20 30 25 OT CALIBRATION futo Calibration Immerse the sensor in standard solution Press ENT to store cal data __ Sensor probe 7 With the sensor probe still in the transparent calibration cup place the transparent calibration cup into the black calibration cup Black calibration cup 41 3 Basic Operation 8 When all the sensor values have stabilized press the ENTER key to start calibration Do not remove the sensor probe from the calibration solution U 53 turbidity data will display until the calibrati
114. reconnect the sensor probe or restart the control unit 4 Maintenance 4 6 1 Error displays Error Cause Solution Prob ADC errot Internal IC failure Contact your nearest sales outlet to have the sensor probe repaired Probe EEPROM error Factory Internal IC failure Turn the power OFF then restart the system If the error persists initialize the system from the System menu If the error still persists contact your nearest sales outlet to have the sensor probe repaired Probe EEPROM error User Internal IC failure Turn the power OFF then restart the system If the error persists initialize the system from the System menu If the error still persists contact your nearest sales outlet to have the sensor probe repaired Turbidity sensor light source error Turbidity sensor light source failure Turn the power OFF wipe off any water droplets on the probe then remove the turbidity sensor Check there are no water droplets around the turbidity sensor connector then mount the sensor again If the error persists replace the turbidity sensor Turbidity sensor wiper motor error The turbidity senso r wiper is not operating Press the ESC key Check there are no obstacles near the wiper then perform the measurement again If the error persists the motor will need to be replaced Contact your nearest sales outlet to have the sensor probe repaired Probe capacitor error Low battery v
115. ror Internal IC failure Contact your nearest sales outlet to have the control unit repaired Display save error Insufficient memory space Move data from the display use the data operations screen to delete data then redo the measurement Measurement sequence error e When the measurement item is turbidity 1 The battery power is low 2 The wiper is not operating normally 3 The light source lamp is not lit elf items other than turbidity are also displayed 4 Board failure 1 Replace the batteries with new ones 2 Check there are no obstacles near the wiper then redo the measurement If the error persists the motor will need to be replaced Contact your nearest sales outlet to have the sensor probe repaired 3 Wipe off any water droplets on the probe then remove the turbidity sensor Check there are no water droplets around the turbidity sensor connector then mount the sensor again If the error persists replace the turbidity sensor 4 Contact your nearest sales outlet to have the sensor probe repaired Out of measurement range The attempted measurement is outside the measurement range supported for that item The system must be used within its supported measurement ranges Last zero point calibration invalid pH sensor 1 The pH standard solution is contaminated 2 The pH responsive membrane is dirty 3 The concentration of the reference electrode s internal solution has change
116. rp objects can tear the control unit cover damaging the operation keys 2 Press the right gt key 3 times to display the DATA OPERATION screen 3 Press the down V key to move the cursor to Data Memory Check then press the ENTER key 2008 04 11 21 32 30 SY H mm DATA OPERATION Data Operation View Data Delete Data Data Memory check Calibration record The amount of memory in use and amount of available memory are displayed 2008 04 11 21 34 21 SY 9 9mm DATA OPERATION Data Memory check Used memory D Data Available memory 10000 Data 69 3 Basic Operation 3 5 4 Checking the calibration record Follow the steps below to check the latest calibration history 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMENT screen appears after about 10 seconds The operation keys are designed to operate using the pad of a finger sharp objects can tear the 2008 12 02 14 27 46 49 Y bag lt SINGLE MEASUREMENT Mi SITE 25 23 c 7 82 mg L Do 6 99 m 96 8 x po 1 pH 0 293 9 L TDS 121 one 0 1 ppt 0 450 nS cm 0 0 ot 0 00 vm 0 00 m Press MEAS to collect data control unit cover damaging the operation keys 2 Press the right key 3 times to display the DATA OPERATION screen 3 Press the down V key to move the cursor to Calibration record then press the ENTER key The latest c
117. samples with a high salt concentration the solubility of oxygen is lower but as the partial pressure of oxygen does not change the value actually indicated on the control unit is higher than the actual value In order to obtain a measurement of the concentration of dissolved oxygen in an aqueous solution that contains salt it is therefore necessary to first perform salinity compensation Conventionally dissolved oxygen sensors have performed salinity compensation by inputting the salinity of the sample This is fine as long as the salinity is already known However in most cases salinity is unknown so even if dissolved oxygen sensors contained a salinity compensation function it was of no practical use The U 50 Series can calculate and measure salinity in samples from electrical conductivity values and can thus be used to automatically compensate for salinity 6 5 6 5 1 6 Reference Conductivity COND measurement Four AC electrode method Conductivity is an index of the flow of electrical current in a substance Salts dissolved in water are separated into cations and anions Such solution is called electrolytic solution Electrolytic solution has the property of allowing the flow of current according to Ohm s law This property is referred to as ionic conductivity since current flow is caused by ion movement in electrolytic solution Metals on the other hand allow the flow of current by means of electrons This property is call
118. seconds Select the measurement method that meets your requirements e Lower sensor probe slowly when submerging them in samples e Sensors may break if sensor probe are dropped from a height of 1 meter or more e Do not submerge sensor probe in water depths of over 30 meters Sensor probe are only resistant to water pressure of up to 30 meters e After turning the power ON check that the DO readout value has stabilized before starting measurement takes around 20 minutes Tip _ _ _ _ _ ________ aaammm i e When on the measurement screen pressing the ENTER key enlarges the display and shows three measured values at a time e Pressing the up A and down V keys scrolls through the measured values one item at a time e Pressing the ENTER key again reverts to the normal measurement screen display 2008 12 02 14 27 46 4S Y E ym 2008 12 02 14 28 21 SY UVa 2008 12 02 14 29 02 S Y E ymm lt SINGLE MEASUREMENT Mi lt SINGLE MEASUREMENT Mi lt SINGLE MEASUREMENT Mi SITE ENTER SITE AY SITE N 25 23 c 7 82 mg L DO o 6 99 o 96 8 x po 25 23 D 6 99 o 1 H 0 293 9 L tos 121 oppe 0 1 ppt Cj 6 99 pH ml 1 NA a 0 450 nS cm 0 0 ot mE D 0 00 vu 0 00 m ENTER 1_pHnv JA 121 Oppe JA Press MEAS to collect data Press MEAS to collect data Press MEAS to collect data Measurement screen Normal Enlarged 3 4 1 Storing
119. sor selection System 4 Press the down V key to move the cursor to Cond Temp then press the ENTER key to toggle the setting between OFF and Input mode Default OFF 2008 12 08 14 10 07 4S Y KL SETTINGS Select parameter DO Salinity Auto DO Atm pressure OFF Cond Temp 2 00 Z K gt TDS Auto SAVE 5 If you selected Input mode press the right gt key to display the compensation value input screen Press the up A and down V keys to enter the desired value then press the ENTER key to set it 2008 04 11 20 05 51 SY 9 vau SETTINGS DO compensation by atm pressure 100 1999 HO 13 Ha 6 To save the change press the up A and down V keys to move the cursor to SAVE then press the ENTER key If you don t want to save the change press the ESC key 2008 12 08 14 10 44 4S Y Fe SETTINGS Select parameter DO Salinity Auto DO Atm pressure 1013 hPa gt Cond Temp 2 00 Z K gt TDS Auto 28 3 Basic Operation Temperature compensation for conductivity COND Sample conductivity COND varies with temperature and this control unit uses a temperature compensation coefficient to automatically standardize the conductivity COND at 25 C The initial setting coefficient is 2 K which is the generally used 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power ON The MEASUREMEN
120. t calibration e Preparing the standard solutions 1 Weigh out 5 0 g of hydrazine sulfate commercial special grade or above and dissolve it in 400 mL of deionized water Dissolve 50 g of hexamethylene tetramine commercial special grade or above in 400 mL of deionized water in anther flask Mix the two solutions and add deionized water until the total solution volume is 1000 mL and mix well Store this solution at a temperature of 25 C 3 C for 48 hours The turbidity value TURB of this solution is equivalent to 4000 NTU Dilute 4000 NTU solution 5 times use a pipette to measure 50 mL of the 4000 NTU solution and pour it into a 250 mL measuring flask and fill up to 250 mL meniscus The turbidity value TURB of this solution is equivalent to 800 NTU Dilute 800 NTU solution 10 times use a pipette to measure 25 mL of the 800 NTU solution and pour it into a 250 mL measuring flask and fill up to 250 mL meniscus The turbidity value TURB of this solution is equivalent to 80 NTU Dilute 80 NTU solution 10 times use a pipette to measure 25 mL of the 80 NTU solution and pour it into a 250 mL measuring flask and fill up to 250 mL meniscus The turbidity value TURB of this solution is equivalent to 8 NTU Instead of the standard solutions above you can use other standard solutions of known concentration measured with other standard instruments e U 52 U 53 turbidity calibration Set the number of calibration p
121. t use manganese batteries Dry cell batteries used incorrectly may leak or burst Always observe the following Orient the batteries correctly positive and negative ends in correct positions Do not combine new and used batteries or batteries of different types Remove the batteries when not using the system for a prolonged period If batteries leak have the system inspected at your nearest Horiba service station e Battery life e The battery life for continuous operation when using C size alkaline dry cell batteries is about 70 hours e Using the backlight consumes a proportionate amount of battery power shortening battery life e Searching position information using the GPS unit consumes a proportionate amount of battery power shortening battery life e Nickel metal hydride secondary batteries can be used but the battery life is not guaranteed since it will vary according to usage number of times data is saved number of charges and amount of each charge In general secondary batteries have one half to one third the life of C size alkaline batteries e The 70 hour battery life figure applies to a control unit operating temperature of 20 C or more The battery characteristics shorten the battery life at operating temperatures lower than 20 C so check the remaining battery level and replace the batteries before it reaches Level 1 e The batteries packed with the system at the time of shipment are for checking operation
122. table during calibration 1 Clean the sensor 2 Fill the transparent calibration cup with pH 4 standard solution and wait for at least 20 minutes of conditioning before starting calibration 3 Start calibration after the temperature has stabilized Turbidity calibration error Error in turbidity measurement sequence Turbidity calibration failed Redo calibration after removing the displayed error Wet check The cable connector is submerged Turn the power OFF and disconnect the cable connector Wipe or blow dry off all the water droplets on the probe If the error persists contact your nearest sales outlet to have the display and sensor probe repaired Power voltage error The display s power board has failed This error could also be caused by poor cable contact Turn the power OFF and disconnect the cable connector Reconnect the connector and turn the power ON If the error persists contact your nearest sales outlet to have the display and sensor probe repaired Turbidity lamp power voltage error The remaining battery level is low Turn the power OFF and replace the display s batteries with new ones 91 4 Maintenance Error Cause Solution Display RTC error The time display is incorrect Replace the coin battery Display FROM error Internal IC failure Contact your nearest sales outlet to have the control unit repaired Display EEPROM er
123. the electrical conductivity electrode 9 COND guard ha 5 Wipe off any dirt with a soft cloth If parts are very dirty clean them with neutral detergent then rinse them If parts are contaminated by oil wipe it off with a soft cloth soaked in alcohol 6 Put the COND guard back in place 7 Remove the sensor guard s guard cap wash off any dirt with tap water then put the guard cap back in place 82 4 Maintenance SES kee R Sensor probe Sensor guard Guard cap tm 4 2 Every 2 months maintenance Dissolved oxygen DO sensor e The DO sensor s internal solution is potassium chloride KCl Although KCI is harmless protective equipment such as gloves and goggles should be worn when working with it e Internal solution can be disposed of down a sink e Replace the membrane cap e Polish the gold and silver electrodes when replacing the membrane cap The gold electrode does not need to be polished if it is not dirty 83 4 Maintenance 84 e Silver electrode Polish a silver electrode part with sandpaper 500 and then wash metal electrode parts with water Silver electrode e Gold electrode Polish a gold electrode part with sandpaper 8000 and then wash metal electrode parts with water y Gold electrode Replace a membrane cap after clean metal electrodes parts Refer to 4 5 Replacing the membrane cap page 87 Reference electrode e The
124. the protective cap blk Long term 2 months or more storage e Remove a membrane cap from DO sensor and wash the gold electrode and silver electrode parts with water Wipe off the moisture before storing DO sensor in the pack e Prevent internal solution seeping out of the reference chip by taping over the point of seepage with electrical tape e Before storing the system remove the control unit s batteries to prevent battery leakage 85 4 Maintenance 4 4 Replacing the turbidity sensor 1 Press and hold down the control unit s POWER key for about 3 seconds to turn the power OFF The operation keys are designed to operate using the pad of a finger sharp objects can tear the control unit cover damaging the operation keys 2 Remove the sensor guard and clean the sensor probe with tap water 3 Use dry air to blow away and dry off any moisture 4 Remove the three screws holding the turbidity sensor by using No 2 Phillips head screwdriver 5 Pull out the turbidity sensor horizontally 6 Remove the rubber wiper and gasket and use a soft cloth to wipe off any dirt from the wiper shaft and turbidity sensor attachment If parts are very dirty use a soft cloth soaked in neutral detergent or alcohol 7 Replace the rubber wiper and gasket with new ones Coat the gasket with a thin layer of grease No 3014017718 Attach the new turbidity sensor and fasten it in place with the three screws 9 Perform four point calibrati
125. then fill it to the reference line with 0 667 S m 6 67 mS cm standard solution Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then submerge the sensor probe in the transparent calibration cup Press the up A and down V keys to set the Cond value to 0 667 S m 6 67 mS cm Calibration range 0 100 S m to 0 999 S m 1 00 mS cm to 9 99 mS cm 2008 07 09 19 04 55 SY eg CALIBRATION Manual Calibration Cond Span 6 6 mS cm Measurement value 5 69 mS cm Input Span data ENT to store cal data Check that Measurement value has stabilized then press the ENTER key to start calibration 22 When the message Cal complete Press ENT to Span cal appears press the 50 ENTER key to start the next span calibration procedure 2008 07 09 19 06 02 4S Y man CALIBRATION Manual Calibration Cond Span 6 67 mS cm Cal complete Press ENT to Span cal 3 Basic Operation 23 Wash the transparent calibration cup 2 or 3 times with deionized water then fill it to the reference line with 5 87 S m 58 7 mS cm standard solution 24 Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then submerge the sensor probe in the transparent calibration cup 25 Press the up A and down V keys to set the Cond value to 5 87 S m 58 7 mS cm Calibration range 1 00 S m to 10 00 S m 10 0 mS cm to 100 0 mS cm 2008 07 09 19 07 43 4S Y
126. this reason ORP standard solution cannot be stored Calibrate within one hour of preparing the solution e When measuring sample with low concentrations of oxidants and reductants after conducting an operational check using a standard substance the measured values may not stabilize or the results of measurement might not be repeatable If this is the case start the measurement after immersing the sensors in the sample water sufficiently e Note that when measuring the ORP of solution with extremely low concentrations of oxidants and reductants such as tap water well water or water treated with purifying equipment there may be less responsiveness repeatability and stability in general e When alkaline ion water is left for 5 minutes its ORP undergoes changes significantly Always measure alkaline ion water promptly 1 Filla clean beaker with one bag of ORP standard powder No 160 22 or No 160 51 Add 250 mL of deionized water and agitate the solution thoroughly there will be some excess quinhydrone a black powder that floats on the surface when agitating the solution Fill the transparent calibration cup to the reference line with this standard solution 2 Wash the sensor probe 2 or 3 times in deionized water to remove any dirt then submerge the sensor probe in the transparent calibration cup 3 Press the control unit s CAL key to set the calibration mode 4 Press the down V key to move the cursor to Manual Calibration the
127. tif 14 image YE GPS 524 El tif 15 image amp x4E GPS HUNT E2 tif 16 image E GPS 21 5578 f El tif 16 image E GPS WAM El tif 16 image ob GPS FREE El tif 17 image SE GPS AE E2 bmp tif 17 image 1 FMM tif 18 image 2 girl Rx E 1 tif 19 SUE IERI PEL YH image 3 LLLI 2 tif 19 image 4 SX XE Ml TEL Al RI wa at El c 3 tif 19 image 1 image 5 image 6 image 7 image l EU EX KE i ies mimi EHA h i ck un Hh N tif 20 stif 21 tif 21 n D Ge Ke Ra Ke Ft SERE N ra CA A tif 21 image 5 image 8 image 9 image 1 image 10 image 1 image 11 image 12 image HE 2_ image 14 image 15 image 17 image 18 image 19 SEXE UA PRE 1 mee tt ob ERR 1 SE A ER 2 EI tif 22 ux XE EU P I EH tif 23 NE ZEIT DIr 1 tif 24 2 ENG tif 24 HALEN 3 tif 24 ii HEALER 4 tif 24 ii HEALER 6 tif 24 ZEIT BRA T tif 24 ax XE FA TET DIr 8 tif 24 tif 21 tif 22 tif 22 KR 1 tif 200 dpi 22 KR 2 tif 200 dpi 23 image image IS 4 EN image 1 HEBE ae XE al HA ARAN e tif 200 dpi 24 G tif 24 tif 200 dpi 25 image 21 REM owe 1 tif 25 zu gt image AxXE parri ETA HIR E tif 200 dpi 25 image 1 AEM tif 200 image 23 EA BE Bx XE 1 dpi tif 26 26 image 24 RIE image 25 BJE image 26 RJE image 1 WE mi image 23
128. ulic pressure and salinity The density of seawater under the atmospheric pressure is expressed as o The density of seawater under the atmospheric pressure is determined by temperature and salinity The U 50 Series models make salinity measurement through temperature measurements and conductivity conversion and find c through calculations In Japan our at 15 C is called a standard specific gravity and widely used while in foreign countries og at 0 C is employed o45 and og are determined by the function of salinity In ocean surveys in particular these values oq o45 and og are more widely used than conductivity and salinity and in the U 50 Series models newly added as measurement components 6 Reference 6 9 Turbidity TURB measurement 6 9 1 Principle of turbidity measurement U 52 and U 53 sensors measure turbidity using the Transmitting and Scattering Method shown in Fig 5 U 52 sensors use a pulse light LED infra red emitting diode as a light source and detect scattered light from a 30 angle off center U 53 sensors use a tungsten lamp as a light source and detect scattered light from a 90 angle Both models display turbidity as a ratio of scattered light to transmitted light to reduce the affect of the color of the sample The U 53 method conforms to EPA Method 180 1 and employs wipers to reduce the affect of air bubbles U 52 U 53 Scattered light detector Light source t Transmitted LED light detector Agn
129. urement Select site Create new site Delete site 2 Device Information 3 2 1 Setting measurement methods page 18 3 2 2 Setting sites page 20 TEMP temperature TURB turbidity DO dissolved oxygen Depth water depth SALT salinity COND electrical conductivity SG seawater specific gravity 3 2 3 Unit for report page 23 TEMP temperature pH pH mV Sensor selection ORP TURB turbidity DO dissolved oxygen TDS total dissolved solids SALT salinity DEPTH water depth COND electrical conductivity SG seawater specific gravity 8 2 4 Sensor selection page 25 DO salinity compensation Compensation TDS 8 2 5 Compensation DO atmospheric pressure compensation page 26 Electrical conductivity temperature coefficient Language Version System Date time Auto power OFF Display contrast Initialize GPS locating accuracy 2 5 Calibration menu items Auto calibration Manual calibration 3 2 6 System settings page 32 GPS locate Only on models with a GPS unit pH COND electrical conductivity TURB turbidity DO dissolved oxygen DEPTH water depth 3 3 1 Auto calibration page 39 TEMP temperature pH ORP COND electrical conductivity TURB turbidity DO dissolved o
130. ween the active electrode Dissolved oxygen O5 Oxygen reduction current Counter electrode silver and the counter electrode Active electrode gold 222 Oxygen permeable diaphragm Electrolyte solution Constant electrical Membrane cap potential applied Counter electrode Active electrode Reference electro le Fig 1 Overview of principles behind dissolved oxygen sensor The polarographic oxygen sensor is an enclosed sensor wherein voltage is applied to a cathode made of a precious metal such as gold or platinum and an anode also made of a precious metal such as silver via an external circuit and a cap with an oxygen permeable diaphragm membrane is filled with electrolyte solution As indicated in Fig 1 the concentration of dissolved oxygen can be measured by measuring the current proportional to the amount of reduced oxygen when oxygen that has dispersed through the oxygen permeable diaphragm produces a reductive reaction on the surface of the active electrode gold The method of measuring dissolved oxygen based on the above principle is called the Membrane Electrode Method Compared to the Chemical Analysis Method which requires complicated pre processing to alleviate the effect of reduced materials and oxidizing materials this method allows dissolved oxygen to be measured very easily It is also easy to remove undesired buildup from the silver electrode by polishing and cleaning if an insulator forms
131. will not function normally After changing the transmission format restart the control unit and the computer e If received data is not sent back or an error occurs after a data request has been sent adjust the program configuration so that it allows a little waiting time before a data request is sent again This will enable more stable communication e The unit does not use DCD CTS or DSR signals Take care of this when creating programs Communication settings Baud rate 19200 bps Number of stop bits 1 bit Data bit length 8 bits Parity None Flow control None 73 3 Basic Operation 3 7 2 Commands 74 Instant data requests e Request command format RD XX CR LF 1 2 3 4 1 Header 1 character 2 Command 2 characters 3 Delimiter character 1 character 4 Frame check sequence FCS 2 characters The two ASCIl code characters created by converting the 8 bits of data created by successively combining the value of each character from through in an exclusive OR XOR operation with the value of the next character Example RD 1 0 XOR 35 ASCII code of symbol 35 2 35 XOR 82 ASCII code of R 113 3 113 XOR 68 ASCII code of D gt 53 4 53 XOR 64 ASCII code of symbol 117 decimal l 75 hex 1 Sets 75 Example 35 XOR 82 operation 35 in binary gt 0 0 1 0 0 0 1 1 82 in binary gt 0 1 0 1 0 0 1 0 XOR result 0 1 1 1 0 0 0 1 113 decimal Note Set XX if you do not wa
132. xygen DEPTH water depth 3 3 2 Manual calibration page 42 2 6 Data operation menu items Data operation View data Delete data Check data memory Calibration record GPS information 3 5 Data operations page 64 Only on models with a GPS unit 3 Basic Operation 3 Basic Operation 3 4 System setup 3 1 1 Inserting and replacing the batteries The control unit is shipped without batteries Follow the steps below to insert the batteries when using the system for the first time or replacing old batteries 1 Loosen the 4 screws on the battery cover by using No 2 Phillips head screwdriver and remove the cover 2 If replacing the batteries discard the old batteries 3 Insert new batteries in the control unit Check that the battery gasket is not dirty or twisted 4 Replace the battery cover and fasten it with the 4 screws Tighten the screws to less than 0 5 N m 3 Basic Operation Data and settings will not be lost when the batteries are replaced If dirty or twisted the battery gasket will fail to keep the batteries dry Check its condition before closing the cover To ensure long service life replacing the battery gasket periodically once a year is recommended Precautions when using dry cell batteries Batteries to use LR14 alkaline dry cell batteries C size dry cell batteries or rechargeable nickel metal hydride dry cell batteries C size Do no
133. y ambient light 4 The solution is dirty 5 The TURB sensor has failed TURB sensor 1 Shake the sensor probe vigorously 2 Clean the cell window 3 Calibrate using the calibration cup provided 4 Replace the solution with new solution 5 Replace the TURB sensor DO sensor 1 There are air bubbles in the internal solution 2 The DO sensor has failed DO sensor 1 Replace the diaphragm with a new one and fill the DO sensor with new internal solution 2 Replace the DO sensor Water depth sensor 1 The water depth sensor is dirty 2 The water depth sensor has failed Water depth sensor 1 Clean the water depth sensor 2 Contact your nearest sales outlet 90 Error Cause 4 Maintenance Solution Span calibration error pH sensor 1 The pH standard solution is contaminated 2 The pH responsive membrane is dirty 3 The concentration of the reference electrode s internal solution has changed 4 The pH responsive membrane is torn pH sensor 1 Replace the standard solution with new solution 2 Clean the pH responsive membrane 3 Refil the reference electrode s internal solution 4 Replace the sensor ORP sensor 1 The ORP standard solution is contaminated 2 The ORP electrode is dirty 3 The concentration of the reference electrode s internal solution has changed 4 The ORP electrode has failed ORP sensor 1 Replace the standard solution with
134. y deterioration in appearance attributable to corrosion rust and so on e Replacement of consumables HORIBA SHALL NOT BE LIABLE FOR ANY DAMAGES RESULTING FROM ANY MALFUNCTIONS OF THE PRODUCT ANY ERASURE OF DATA OR ANY OTHER USES OF THE PRODUCT B Trademarks Generally company names and brand names are either registered trademarks or trademarks of the respective companies April 2009 2008 2009 HORIBA Ltd Conformable Directive This equipment conforms to the following directives and standards Directives the EMC Directive 2004 108 EC Standards the EMC Directive EN61326 1 2006 Class B Portable test and measurement equipment Information on Disposal of Electrical and Electronic Equipment and Disposal of Batteries and Accumulators The crossed out wheeled bin symbol with underbar shown on the product or accompanying documents indicates the product requires appropriate treatment collection and recycle for waste electrical and electronic equipment WEEE under the Directive 2002 96 EC and or waste batteries and accumulators under the Directive 2006 66 EC in the European Union The symbol might be put with one of the chemical symbols below In this case it satisfies the requirements of the Directive 2006 66 EC for the object chemical This product should not be disposed of as unsorted household waste Your correct disposal of WEEE waste batteries and accumulators will contribute to reducing wasteful consumption of natu

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