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YSI Model 63

Handheld pH,
Conductivity,
Salinity and
Temperature

System

Operations
Manual

Содержание 63

Страница 1: ...YSI Model 63 Handheld pH Conductivity Salinity and Temperature System Operations Manual ...

Страница 2: ......

Страница 3: ...2 4 5 Autoranging Range Searching 14 4 6 Saving Data 14 4 7 Recalling Stored Data 15 4 8 Erasing Stored Data 16 4 9 Display Backlight 17 5 Advanced Conductivity Setup 18 5 1 Changing The Temperature Coefficient 18 5 2 Changing The Reference Temperature 19 5 3 Changing Conductivity From Autoranging To Manual Ranging 19 6 Maintenance 20 6 1 pH Sensor Precautions 20 6 2 pH Sensor Cleaning 20 6 3 pH S...

Страница 4: ...28 10 Warranty and Repair 29 10 1 Cleaning Instructions 30 10 2 Packing Instructions 31 11 Required Notice 32 12 Accessories and Replacement Parts 33 13 Appendix A Specifications 34 14 Appendix B Health and Safety 36 15 Appendix C pH Buffer Values 37 16 Appendix D Temperature Correction Data 38 ...

Страница 5: ...r 50 sets of readings with on screen recall Waterproof case IP65 The Model 63 s micro processor allows the system to be easily calibrated with the press of a few keys Additionally the micro processor performs a self diagnostic routine each time the instrument is turned on The self diagnostic routine provides useful information about the function of the instrument and probe A transport chamber buil...

Страница 6: ...our YSI Model 63 for use First locate the six AA size alkaline batteries and the battery cover kit which were included Then locate the markings inside each of the two battery chamber sleeves that illustrate the correct way to install the batteries Install the batteries are shown NOTE It is very important that the batteries be installed ONLY as illustrated The instrument will not function and may b...

Страница 7: ... unlikely that the instrument will be easily dropped or bumped from your hand To adjust the hand strap on the back of the meter unsnap the vinyl cover and pull the two Velcro strips apart Place your hand between the meter and the strap and adjust the strap length so that your hand is snugly held in place Press the two Velcro strips back together and snap the vinyl cover back into place 2 6 The Met...

Страница 8: ...m its protective packing 2 Insert the pH sensor into the probe body be sure to align the tabs on the sensor with the slots in probe body and twist 1 4 turn to lock in place See Figure 3 NOTE Once installed leave the pH sensor attached to the probe until replacement is needed 3 Carefully remove the protective bottle containing pH 4 buffer KCl solution from the sensor Save the bottle and solution fo...

Страница 9: ...5 4 Operation The following diagram is an overview of the operation of the Model 63 See the following sections for details of operation Figure 4 ...

Страница 10: ...ssary 3 point calibration assures accurate pH readings regardless of the pH value of the sample See 9 1 pH for more details WARNING Calibration reagents may be hazardous to your health Refer to Appendix B Health and Safety for more information Before calibrating the YSI Model 63 complete the procedures discussed in the Preparing the Meter and Preparing the Probe chapters of this manual The user ca...

Страница 11: ...ow 7 00 the buffer to be used to adjust the offset 7 00pH STAND CAL 24 8 C NOTE If you will be calibrating with pH buffers of 6 86 4 01 and 9 18 instead of 7 4 and 10 press both the UP ARROW and DOWN ARROW keys again The display will change to 6 86 NOTE The Model 63 automatically accounts for the fact that the true pH of the buffers changes with temperature therefore the pH values displayed during...

Страница 12: ...ond pH buffer The system is now calibrated at a single point If you are only performing a single point calibration press the MODE key to return to normal operation 7 00pH SLOPE CAL 24 8 C 8 Rinse the probe with deionized or distilled water then carefully dry the probe STOP HERE IF PERFORMING A 1 POINT CALIBRATION 9 If you are performing a 2 point or 3 point calibration fill a clean container with ...

Страница 13: ...display along with SLP to indicate that the first slope value has been saved SAVE SLP 12 SLOPE will start flashing again indicating that the slope is ready to be set using a third pH buffer 4 01pH SLOPE CAL 24 8 C 13 The system is now calibrated at two points If you are only performing a two point calibration press the MODE key to return to normal operation 14 Rinse the probe with deionized or dis...

Страница 14: ...fer which was used to adjust the offset usually pH 7 the left decimal point will flash If the third pH buffer is greater than the first the right decimal point will flash 1 0 0 0pH SLOPE CAL 24 8 C or 4 0 1pH SLOPE CAL 24 8 C 17 When the reading is stable does not change by 0 01 pH in 10 seconds the decimal point will stop flashing Press and hold the ENTER key to save the second SLOPE The Model 63...

Страница 15: ...ize any temperature compensation error Follow these steps to perform an accurate calibration of the YSI Model 63 1 Turn the instrument on and allow it to complete its self test procedure 2 Select a calibration solution which is most similar to the sample you will be measuring For sea water choose a 50 mS cm conductivity standard YSI Catalog 3169 For fresh water choose a 1 mS cm conductivity standa...

Страница 16: ...trument after battery changes or power down 4 4 Making Measurements After the system has been set up and pH has been calibrated as described in 4 2 pH Calibration it is ready to make measurements Simply insert the probe into the sample shake gently to remove any trapped air bubbles and wait for the readings to stabilize approximately 60 seconds The first pH reading after storage in buffers may tak...

Страница 17: ... deleted To change between the Model 63 modes simply press and release the MODE key The Model 63 will cycle through the modes as follows pH and Temperature C Recall Erase all Conductivity and Temperature C Specific Conductance and Temperature C Salinity and Temperature C NOTE When the Model 63 is turned off it will remember which mode you used last and will return to that mode the next time it is ...

Страница 18: ...instrument display will flash rANG to indicate its movement from one range to another The length of the range search depends on the number of ranges which must be searched in order to find the correct range for the sample During the range search the instrument will appear to freeze on a given reading for a few seconds then once the range is located will pinpoint the exact reading on the display Th...

Страница 19: ...yed 4 7 Recalling Stored Data 1 To put the Model 63 into the RECALL mode press the MODE key until rcl is displayed on the screen along with the site ID number in the lower right corner rcl 01 2 Press the ENTER key to review the last set of data that was saved The Model 63 will display the pH and temperature Another press of the ENTER key will display the conductivity and the temperature 3 Depress ...

Страница 20: ...P ARROW key was pressed the Model 63 would display Site ID 2 Site ID 4 Site ID 5 4 8 Erasing Stored Data 1 To erase the data that is stored in the Model 63 s memory press the MODE key until the Model 63 displays ErAS on the screen 2 Press and hold the DOWN ARROW and ENTER keys simultaneously for approximately 5 seconds ErAS 3 Successful erasure is indicated by the Model 63 displaying DONE on the d...

Страница 21: ...areas To help in this situation the Model 63 comes equipped with a backlight which will illuminate the display so that it can be easily read To activate the backlight press and hold the LIGHT key The display will remain lit as long as the key is pressed When you release it the light goes out to preserve battery life ...

Страница 22: ...pplication requires a change to one or both of these criteria do not modify the default reference temperature 25 o C or the default temperature coefficient 1 91 NOTE Changing the reference temperature or temperature coefficient does not affect salinity readings which are always referenced to seawater at 15 C See 9 3 Salinity for details 5 1 Changing The Temperature Coefficient Follow these steps t...

Страница 23: ...ing If your application is easier to perform using a manual range which you select the YSI Model 63 allows you to turn off the default autoranging feature While you are making conductivity or temperature compensated conductivity measurements simply press and release the UP ARROW key Each additional press of the UP ARROW key will cycle the Model 63 to a different manual range until you return again...

Страница 24: ...ng additional procedure 1 Soak the probe for 10 to 15 minutes in clean water containing a few drops of commercial dishwashing liquid 2 GENTLY clean the glass bulb by rubbing with a cotton swab soaked in the cleaning solution 3 Rinse the probe in clean water wipe with a cotton swab saturated with clean water and then rerinse with clean water If good pH response is still not restored by the above pr...

Страница 25: ... the reference electrode junction has dried out good function can usually be restored by soaking the probe in the pH 4 KCl solution described above 6 4 Conductivity Sensor Cleaning The single most important requirement for accurate and reproducible results in conductivity measurement is a clean cell A dirty cell will change the conductivity of a solution by contaminating it NOTE Always rinse the c...

Страница 26: ...ude Instrument accuracy Cell constant error Solution temperature offset Cell contamination including air bubbles Electrical noise Galvanic effects Only the first three are of major concern for typical measurements although the user should also be careful to see that cells are clean and maintained in good condition at all times Instrument Accuracy 5 maximum The accuracy specified for the range bein...

Страница 27: ... conductivity measurements with a cell of unknown history or one that has been previously used in higher value solutions An entirely different form of contamination sometimes occurs due to a buildup of foreign material directly on cell electrodes While rare such deposits have on occasion markedly reduced the effectiveness of the electrodes The result is an erroneously low conductance reading Elect...

Страница 28: ... required pH calibration buffers out of spec Calibration procedure not correct Sample temperature is over 20 C from calibration temperature pH sensor is fouled or damaged pH Sensor is bad System requires service Recalibrate with known good standards pg 6 Calibrate within 20 C of sample temp 10 C for best results Clean pH sensor pg 20 Replace pH sensor pg 4 33 Return system for service pg 29 6 Cond...

Страница 29: ...f the system 15 Main display reads PErr User cell constant cal K is 0 0 Incorrect sequence of keystrokes See Advanced Setup chapter pg 18 Refer to manual section for step by step instruction for the function you are attempting 16 Main display reads LErr In temperature compensated conductivity mode temperature exceeds the values computed using user defined temperature coefficient and or reference t...

Страница 30: ...must be calibrated properly using buffers of known pH values In this procedure the millivolt values for two standard buffer solutions are experimentally established and used by the YSI Model 63 software to calculate the slope and intercept of the plot of millivolts vs pH Once this calibration procedure has been carried out the millivolt output of the probe in any media can readily be converted by ...

Страница 31: ... using three calibration solutions In this procedure the pH sensor is calibrated with a pH 7 or pH 6 86 buffer and two additional buffers The 3 point calibration method assures maximum accuracy when the pH of the media to be monitored cannot be anticipated 9 2 Conductivity The conductivity cell utilizes four pure nickel electrodes for the measurement of solution conductance Two of the electrodes a...

Страница 32: ...ovide a close approximation for solutions of many common salts such as NaCl and NH4 Cl and for seawater 9 3 Salinity Salinity is determined automatically from the Model 63 conductivity and temperature readings according to algorithms found in Standard Methods for the Examination of Water and Wastewater ed 1995 The use of the Practical Salinity Scale 1978 results in values which are unitless since ...

Страница 33: ...oper components or parts in servicing or repairing the product or vi modification of the product in any way not expressly authorized by YSI THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE YSI s LIABILITY UNDER THIS WARRANTY IS LIMITED TO REPAIR OR REPLACEMENT OF THE PRODUCT AND THIS SHALL BE YOUR SO...

Страница 34: ...radioactive hazard our service personnel reserve the right to withhold service until appropriate cleaning decontamination and certification has been completed We will contact the sender for instructions as to the disposition of the equipment Disposition costs will be the responsibility of the sender When service is required either at the user s facility or at YSI the following steps must be taken ...

Страница 35: ... original and surround the product completely with packing material 5 Insure for the replacement value of the product Cleaning Certificate Organization Department Address City _______________ State ______ Zip Country __________________ Phone Model No of Device ______ Lot Number Contaminant if known Cleaning Agent s used Radioactive Decontamination Certified Answer only if there has been radioactiv...

Страница 36: ...ser is encouraged to try to correct the interference by one or more of the following measures re orient the receiving antenna relocate the computer with respect to the receiver move the computer away from the receiver plug the computer into a different outlet so that the computer and receiver are on different branch circuits If necessary the user should consult the dealer or an experienced radio t...

Страница 37: ...169 Conductivity Calibration Solution 50 000 µ cm 8 pints 3821 pH Buffer Solution 4 3822 pH Buffer Solution 7 3823 pH Buffer Solution 10 5050 Carrying Case 031133 pH sensor 113165 Conductivity Probe Cable Assembly 10 feet 113166 Conductivity Probe Cable Assembly 25 feet 113157 Conductivity Probe Cable Assembly 50 feet 113158 Conductivity Probe Cable Assembly 100 feet 031163 Front Case Cover 055242...

Страница 38: ...ndards Probe Operating Environment Medium fresh sea or polluted water and most other liquid solutions Temperature 5 to 75 C Depth 0 to 10 0 to 25 0 to 50 or 0 to 100 feet depending on cable length Meter Ambient Operating Storage Temperature 5 to 45 C System Performance Specifications Measurement Range Resolution Accuracy pH 0 to 14 0 01 unit 0 1 pH unit within 10 C of calibration temperature or 0 ...

Страница 39: ...ature Compensation Factor for Conductivity 0 to 4 pH Response Time 3 sec for 95 of the change at 25 C Temperature Response Time 20 sec for 95 of the change Temperature Compensation Automatic Range User selected or Autoranging for Conductivity Data Storage 50 points with ID number ...

Страница 40: ... may cause irritation or conjunctivitis Ingestion may cause nausea vomiting and diarrhea FIRST AID INHALATION Remove victim from exposure area to fresh air immediately If breathing has stopped give artificial respiration Keep victim warm and at rest Seek medical attention immediately SKIN CONTACT Remove contaminated clothing immediately Wash affected area with soap or mild detergent and large amou...

Страница 41: ... 35 C 4 02 6 98 9 90 40 C 4 03 6 97 9 85 50 C 4 06 6 97 9 78 60 C 4 09 6 98 9 70 NIST pH 4 01 6 86 and 9 18 Buffers SRM 185g SRM 186 Ie IIe SRM 187c The following table lists the values of NIST pH buffer solutions at various temperatures Temperature pH 4 01 pH 6 86 pH 9 18 0 C 4 005 6 984 9 463 5 C 4 003 6 950 9 395 10 C 4 001 6 924 9 333 15 C 4 002 6 899 9 277 20 C 4 003 6 879 9 226 25 C 4 005 6 ...

Страница 42: ... 1 96 37 5 16 04 1 98 40 16 70 1 99 45 18 05 2 02 50 19 43 2 04 Concentration 1 x 10 2 mole liter Concentration 1 x 10 3 mole liter C mS cm C to 25 C C mS cm C to 25 C 0 0 773 1 81 0 0 080 1 84 5 0 892 1 84 5 0 092 1 88 10 1 015 1 87 10 0 105 1 92 15 1 143 1 90 15 0 119 1 96 20 1 275 1 93 20 0 133 1 99 25 1 412 1 96 25 0 147 2 02 30 1 553 1 99 30 0 162 2 05 35 1 697 2 02 35 0 178 2 07 37 5 1 771 2...

Страница 43: ... to 25 C 0 5 77 1 83 0 0 632 1 87 5 6 65 1 88 5 0 731 1 92 10 7 58 1 92 10 0 836 1 97 15 8 57 1 96 15 0 948 2 01 20 9 60 1 99 20 1 064 2 05 25 10 66 2 02 25 1 186 2 09 30 11 75 2 04 30 1 312 2 12 35 12 86 2 06 35 1 442 2 16 37 5 13 42 2 07 37 5 1 508 2 17 40 13 99 2 08 40 1 575 2 19 45 15 14 2 10 45 1 711 2 21 50 16 30 2 12 50 1 850 2 24 Concentration 1 x 10 3 mole liter C mS cm C to 25 C 0 0 066 ...

Страница 44: ... 2 08 25 0 114 2 28 30 1 183 2 12 30 0 127 2 31 35 1 301 2 16 35 0 140 2 32 37 5 1 362 2 18 37 5 0 147 2 32 40 1 423 2 20 40 0 154 2 31 45 1 549 2 24 45 0 166 2 29 50 1 680 2 28 50 0 178 2 25 D Potassium Nitrate KNO3 Concentration 1 x 10 1 mole liter Concentration 1 x 10 2 mole liter C mS cm C to 25 C C mS cm C to 25 C 0 6 68 1 78 0 0 756 1 77 5 7 71 1 79 5 0 868 1 80 10 8 75 1 81 10 0 984 1 83 15...

Страница 45: ...oncentration 1 x 10 2 mole liter Concentration 1 x 10 3 mole liter C mS cm C to 25 C C mS cm C to 25 C 0 0 764 1 84 0 0 078 1 88 5 0 889 1 86 5 0 092 1 90 10 1 015 1 88 10 0 105 1 91 15 1 144 1 91 15 0 119 1 93 20 1 277 1 94 20 0 133 1 95 25 1 414 1 97 25 0 148 1 98 30 1 557 2 02 30 0 162 2 01 35 1 706 2 06 35 0 178 2 04 37 5 1 782 2 08 37 5 0 186 2 06 40 1 860 2 10 40 0 194 2 07 45 2 020 2 14 45 ...

Страница 46: ...1725 Brannum Lane Yellow Springs Ohio 45387 USA 031178 937 767 7241 800 765 4974 Fax 937 767 9353 A31178A Info ysi com www YSI com September 99 1998 YSI Incorporated ...

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