YSI Pro1020 User Manual - Geotech Environmental Equipment
Contents
1. YSI distributor from whom the instrument was purchased BATTERY INSTALLATION The instrument requires 2 alkaline C cell batteries Under normal conditions the average battery life is 425 hours at room temperature without using the back light A battery symbol will blink in the lower left corner of the display to indicate low batteries when approximately 1 hour of battery life remains To install or replace the batteries 1 Turn the instrument off and flip over to view the battery cover on the back 2 Unscrew the four captive battery cover screws 3 Remove the battery cover and remove the old batteries if necessary 4 Install the new batteries ensuring correct polarity alignment figure 1 5 Place the battery cover on the back of the instrument and tighten the four screws Do not over tighten 1 Calibrate Press and hold for 3 seconds to calibrate Opens Calibrate menu from the Run screen Up Arrow Use to navigate through menus to navigate through box options along the bottom of the Run screen and Figure 1 Pro1020 with battery cover removed Notice to increase numerical inputs battery symbols indicating polarities Power and Backlight Press once to turn instrument on Press a second time to turn backlight on Press a third time to turn backlight off Press and The waterproof instrument case is sealed at the factory and is not to be opened except by factory authorized service technicians Do not attem2. an option check the System Setup menu to ensure ORP is enabled in the ISE Sensor Type menu 4 Use the up and down arrow keys to adjust the ORP calibration solution value 5 Wait for the temperature reading to stabilize then press enter to complete the calibration or press Cal to cancel 6 Calibration Successful will display for a few seconds to indicate a successful calibration and then the instrument will return to the Run screen 7 Ifthe calibration is unsuccessful an error message will display on the screen Press the Cal key to exit the calibration error message and return to the Run screen See the Troubleshooting section of this manual for possible solutions TAKING MEASUREMENTS Before taking measurements be sure the instrument has been calibrated to ensure the most accurate readings Turn the instrument on and wait 5 15 minutes if using a polarographic sensor Install the sensor guard to protect the sensors and membrane If using the 1001A 24 amplified pH sensor be sure to use the guard extender supplied in the 605216 amplified pH sensor kit The extender is screwed onto the sensor bulkhead before the guard or cal up is installed Place the probe in the sample to be measured and give the probe a quick shake to release any air bubbles Be sure the sensors are completely submerged in the sample DISSOLVED OXYGEN Allow the temperature readings to stabilize Next stir the probe in the sample to overcome the s
3. instrument will return to the Run screen If the calibration is unsuccessful an error message will display on the screen Press the Cal key to exit the error message and return to the Run screen See the Troubleshooting guide for possible solutions CALIBRATING IN PERCENT DO Perform this calibration procedure when Quick DO Cal is disabled in the System Setup menu l A Perform steps 1 4 of the Quick DO Calibration procedure Press and hold the Calibrate key for 3 seconds Highlight Dissolved Oxygen and press enter Next highlight and press enter The Pro1020 will display the current DO and temperature readings along with the calibration value The calibration value is based on the barometer reading Wait at least 3 seconds then once the DO and temperature readings are stable press enter to complete the calibration Or press the Cal key to cancel the calibration Calibration Successful will display for a few seconds to indicate a successful calibration and then the instrument will return to the Run screen If the calibration is unsuccessful an error message will display on the screen Press the Cal key to exit the calibration error message and return to the Run screen See the Troubleshooting guide for possible solutions 20 CALIBRATING IN PERCENT DO LOCAL ENABLED Perform this calibration procedure when DO Local is enabled and Quick DO Cal is disabled in the System Setup menu 1 2 oF Per
4. move the highlighted box along the bottom options Once a box is highlighted press enter to access the highlighted option Description of Run screen box functions from left to right Barometer Highlight and press enter to calibrate the instrument s internal barometer Salinity Value Highlight and press enter to adjust the salinity compensation value that is used for the dissolved oxygen mg L measurement Highlight and press enter to save displayed data to memory Highlight and press enter to view and or erase saved data NAVIGATING THE SYSTEM SETUP MENU When in the System Setup menu the up and down arrow keys will move the highlighted bar up and down the system setup options See the System Setup menu section of this manual for more information about these options FIRST POWER ON The instrument will step through an initial configuration when powered on for the first time This will set the language dissolved oxygen sensor type and membrane type Use the up or down arrow keys to highlight the appropriate language sensor and membrane then press enter to confirm figure 6 The Sensor Type must be configured for the dissolved oxygen sensor installed on the cable Failure to do this may result in damage not covered under warranty If an incorrect option is selected it may be changed in the System Setup menu select Language English _ Frangais Espa ol Portugu s Use F to select language Press to c
5. the Pro1020 will not beep CONTRAST To adjust the display Contrast use the up or down arrow keys to highlight Contrast then press enter Next use the up or down arrow keys to adjust the contrast The up arrow key will darken the contrast and the down arrow key will lighten the contrast After adjusting the contrast press enter to save and exit the Contrast adjustment function ALTERNATE CONTRAST ADJUSTMENT OPTION If necessary there is an alternate method of adjusting the contrast To adjust the contrast press and hold the menu key then press the up arrow key to darken the contrast or press the down arrow key to lighten the contrast DO SENSOR TYPE DO Sensor Type sets the type of dissolved oxygen sensor being used either polarographic black or galvanic grey Use the up or down arrow keys to highlight Sensor Type then press enter to open a submenu Highlight the sensor type corresponding to the sensor installed on the cable and press enter to confirm The enabled sensor type will have an X in the box next to it Next use the down arrow key to highlight the ESC Exit box then press enter to save changes and to close the sensor submenu The Pro1020 has two compatible sensors for use with a field cable e Polarographic This sensor has a black sensor body and is engraved with the model number 2003 Polarographic will be abbreviated Polaro in the instrument menu e Galvanic This sensor has a grey sensor body and is en
6. the waterproofing capabilities of the o ring to diminish potentially causing leaks If excess grease is present remove it using a lens cloth or lint free cloth GENERAL MAINTENANCE SENSOR PORTS It is important that the entire sensor connector end be dry when installing removing or replacing a sensor This will prevent water from entering the port Once the sensor is removed examine the connector inside the port If any moisture is present use compressed air to completely dry the connector or let it air dry If the connector is corroded contact YSI Technical Support or the YSI authorized distributor where you purchased the instrument Remove sensors upside down facing the ground to help prevent water from entering the port upon removal SENSOR MAINTENANCE Typical working life for pH and ORP sensors is approximately 12 24 months depending on usage storage and maintenance Proper storage and maintenance generally extends the sensors working life 29 SENSOR MAINTENANCE TEMPERATURE You must keep the temperature sensor free of build up No additional maintenance is required A toothbrush can be used to scrub the temperature sensor if needed SENSOR MAINTENANCE pH AND ORP CAUTION When using a cotton swab be careful NOT to wedge the swab between the guard and the glass sensor If necessary remove cotton from the swab tip so that the cotton can reach all parts of the sensor tip without stress You
7. 4 Radio Frequency Continuous Conducted Polarographic sensor Immunity IEC61000 4 6 2006 605913 5913 Cap membrane kit 1 25 mil PE yellow cap gt IEC 61 E 6 each includes electrolyte Used with Galvanic Authorized EU Xylem Analytics UK Ltd sensor Representative Unit 2 Focal Point Lacerta Court Works Road 605914 5914 Cap membrane kit 2 mil PE blue cap 6 Letchworth Hertfordshire SG6 1FJ UK each includes electrolyte Used with Galvanic sensor GuceMith Signed Lisa M Abel Date 23 January 2014 All cables include a temperature sensor The pH or ORP and Dissolved Title Director of Quality Oxygen sensors are sold separately 40 41 RECYCLING YSI is committed to reducing the environmental footprint in the course of doing business Even though materials reduction is the ultimate goal we know there must be a concerted effort to responsibly deal with materials after they ve served a long productive life cycle YSI s recycling program ensures that old equipment is processed in an environmentally friendly way reducing the amount of materials going to landfills e Printed Circuit Boards are sent to facilities that process and reclaim as much material for recycling as possible e Plastics enter a material recycling process and are not incinerated or sent to landfills e Batteries are removed and sent to battery recyclers for dedicated metals When the time comes for you to recycle follow the easy steps outlined a
8. E ners anew ences 18 RI Ue Da T sneer ee nner rrr trae etree Myre Cer tr 19 Se L e ce T 22 DREE EE E 24 TA WSS l 24 Dissolved OXYGEN saicsnctacatacarseremsactasnanssnaiessesecsaseaineceswecgaseanes 25 POR ee E E E E E enadigeaaatananncoies 25 Saving ng Viewing HR nina eni 25 WFD a a E E E E ice 26 Viewing and Erasing Saved Data 26 Care Maintenance and Storage sse 28 General Maintenance 28 Sensor MAINTENANCE ee eee eee eee 29 SSO SORA ire ons vanes E A E E E N 35 TOUNINO O Jero E E 36 So e 1G I E E E E E E E E T 39 Accessories Part Numbers 37 Dechrationi Tah evar y arran e nea AAEREN 41 e eR weer E T T E A T A A 42 Ba Sy DEDO I ae E E E AS 42 Eo AE E E E N I E ET 42 Ordering and Technical Support eee 42 SEV ICS STs I essas E ii 43 WARRANTY The YSI Professional 1020 instrument Pro1020 is warranted for three 3 years from date of purchase by the end user against defects in materials and workmanship exclusive of batteries and any damage caused by defective batteries Pro1020 cable assemblies are warranted for two 2 years from date of purchase by the end user against defects in material and workmanship Pro1020 Polarographic pH and ORP sensors are warranted for one 1 year from date of purchase by the end user against defects in material and workmanship Pro1020 Galvanic sensors are warranted for six 6 months from date of purchase by the end user against defects in material and workmanship Pro1020 in
9. RRANTY 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 SOLE AND EXCLUSIVE REMEDY FOR ANY DEFECTIVE PRODUCT COVERED BY THIS WARRANTY IN NO EVENT SHALL YSI BE LIABLE FOR ANY SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM ANY DEFECTIVE PRODUCT COVERED BY THIS WARRANTY l i THIS PAGE LEFT INTENTIONALLY BLANK INTRODUCTION Thank you for purchasing the YSI Pro1020 an instrument from the YSI Professional Series product family The Pro1020 measures dissolved oxygen temperature and either pH or ORP in water The Pro1020 features an impact resistant and waterproof IP 67 case a rugged MS 8 military soec cable connector backlit display user selectable sensor options 50 data set memory and a rubber over mold case The Pro1020 provides valuable instructions and prompts near the bottom of the display that will guide you through operation and use GETTING STARTED The Pro1020 cannot communicate to a PC via a ProoCcomm Communications saddle INITIAL INSPECTION Carefully unpack the instrument and accessories and inspect for damage Compare received parts with items on the packing list If any parts or materials are damaged or missing contact YSI Customer Service at 800 897 4151 1 937 767 7241 or the authorized
10. User Manual DOCUMENT 605187 USER MANUAL English Francais Espanol Portugu s For Sales amp Service Contact geotech HHE oe 1555 YSI a xylem brand 2650 E 40th Ave s Denver CO 80205 Phone 303 320 4764 e Fax 303 322 7242 1 800 833 7958 www geotechenv com Item 605187 Rev A January 2014 For the latest version of this manual visit ysi com 2014 YSI Incorporated The YSI logo is a registered trademarks of YSI Incorporated CONTENTS NVA T RT OTT ote E EE E tae EA E AA 1 E E ar E T E E AA 1 Ma npe Oea A N ER EEA E R 1 Battery T lE T ea EERE E E S 1 IS E EAT E E A A 2 Connecting the Sensor and Cable 3 Membrane lnerta llei anand ana Zata RTVE ara ST Tair 6 FT SCS THT 7 BS Sr Nass EEE EE cee aan T E T TTT E NS T Ul TH 7 NE e serene nett mnt eee errr et ee ere ee te 7 PONET O E E E E E E S 8 S n a E E E etree E 9 EOE Calo ITTE A AE E EA 10 Last Digit Suppression LDS 11 O ick DO Calibration Quick DO Cal aaas 11 PUO oree E A A EAE EE 12 CONA T e E E E 12 Re d 12 Membrane ype ecen ese tart tenon E R 13 DOA E E E EAEE E EE EEOAE E 14 e EES e E E A E AE 14 Ke TOC ieee ee ees 15 POE R e E E AA E A 15 PRB o e a A E EEE 16 Temperature Unita neces aces acne eeresbararncecacenaneeatcstosnecassaceontes 16 BS I Sia nee HT R T 16 BCLS Ue ene nn eT ee ee ee eee ere er To PR e CTT 17 Resetting the System Setup Menu to Factory Default 17 SMT OT TTT 18 FSS Fe TT 18 Parone O aaora EE
11. Wait approximately 30 to 60 seconds for the pH sensor to stabilize and for the temperature reading to stabilize Note the PH mV reading pH mVs in buffer 4 should be 159 to 180 mV from the previous buffer 7 pH mV value pH mVs in buffer 10 should be 159 to 180 mV from the previous buffer 7 pH mV value Press enter to complete the calibration or press Cal Qio cancel Calibration Successful will display for a few seconds to indicate a successful calibration and then the instrument will return to the Run screen If the calibration is unsuccessful an error message will display on the screen Press the Cal key to exit the calibration error message and return to the Run screen See the Troubleshooting section of this manual for possible solutions 3 POINT CALIBRATION I Place the sensor in pH buffer 7 or 6 86 and allow the temperature and pH readings to stabilize Press and hold Cal Q for three seconds Highlight pH and press enter If pH is not listed as an option check the System Setup menu to ensure pH is enabled in the ISE Sensor Type menu Highlight 3 point and press enter If necessary use the up and down arrow keys to adjust the pH buffer value Note the pH mV reading which should be between 50 and 50 in buffer 7 Press enter to continue to second point Rinse the sensor and place it in the second pH buffer 4 4 01 or 10 9 18 If necessary use the up and down arrow keys to adjust the pH buffer value Wait appr
12. ater and then rerinse with clean water To be certain that all traces of the acid are removed 30 from the sensor crevices soak the sensor in clean water for about an hour with occasional stirring CAUTION Do NOT mix the acid from the previous step with the chlorine bleach in the following step Toxic gaseous products can be formed from the reaction between acid and chlorine bleach Be certain to copiously rinse the sink and drain system of acid after its disposal and before disposal of the chlorine bleach If biological contamination of the reference junction is suspected or if good response is not restored by the above procedures perform the following additional cleaning step 1 First be sure all HCI acid from the previous cleaning step has been rinsed from the probe sink and drain 2 Soak the sensor for approximately 1 hour in a 1 1 dilution of commercially available chlorine bleach 3 Rinse the sensor with clean water not DI water and then soak for at least 1 hour in clean water with occasional stirring to remove residual bleach from the junction If possible soak the sensor for a period of time longer than 1 hour in order to be certain that all traces of chlorine bleach are removed Then rerinse the sensor with clean water and retest Dry the port and sensor connector with compressed air and apply a very thin coat of o ring lubricant to all o rings before reinstallation If this procedure is unsuccess
13. ay and press enter to close the Auto Stable submenu To disable Auto Stable set the Change input to 0 0 ISE SENSOR TYPE ISE Sensor Type sets the type of ISE sensor being used either pH model 1001 or 1001A or ORP model 1002 Use the up or down arrow keys to highlight ISE Sensor Type then press enter to open a submenu Highlight the sensor type corresponding to the sensor installed on the cable and press enter to confirm The enabled sensor type will have an X in the box next to it Next use the down arrow key to highlight the ESC Exit box then press enter to save changes and to close the sensor submenu ISE UNITS Highlight ISE Units and press enter to open a submenu that allows you to select the ISE units to be displayed on the Run screen Highlight a unit and press enter to enable or disable it An enabled ISE unit will have an X in the box next to it Highlight the ESC Exit box along the bottom of the display and press enter to save any changes and to close the ISE Units submenu When pH is enabled in the ISE Sensor Type menu there are two selectable measurement units pH and pH mV pH mV is the sensor s electrical measurement signal before being converted into pH units pH 15 mVs can help you determine if you are performing a good calibration and the condition of the pH electrode When ORP is enabled in the ISE Sensor Type menu only ORP mVs can be enabled as the ISE unit pH BUFFER SET Highlight pH Buf
14. be set in the Pro1020 after performing a reset DO Local Off LDS Last Digit Suppression Off Quick DO Cal Audio Contrast Dissolved Oxygen Sensor Type Last Setting Confirmed Dissolved Oxygen Membrane Last Setting Confirmed Type Dissolved Oxygen Units mg L and Dissolved Oxygen Auto Stable Off 0 0 Change and 10 seconds 17 and 10 seconds English Auto Shuto Dissolved Oxygen Calibration Reset to 100 for enabled membrane and sensor ISE Calibration Reset to factory default Barometer Calibration Reset to factory default It is recommended to perform a barometer dissolved oxygen and ISE calibration after performing a reset CALIBRATION TEMPERATURE All Pro1020 cables have built in temperature sensors Temperature calibration is not required nor is it available BAROMETER The barometer inthe Pro1020 is calibrated at the factory The barometer reading must be accurate to ensure accurate DO calibrations and readings If the barometer requires an adjustment use the up or down arrow keys to highlight the barometer box along the bottom of the Run screen then press enter Next use the up or down arrow keys to adjust the barometer reading to the local true barometric pressure Continually depress the up or down arrow key to change the barometer value more rapidly Press enter to confirm and save the barometer adjustment Do not use a barometer value that is corrected to sea level Laboratory barom
15. bilize if they become coated or fouled To improve the response time of a sensor follow the cleaning steps in the Maintenance section of this manual SAVING AND VIEWING DATA The Pro1020 can store 50 data sets in non volatile memory for later viewing A data set includes the values currently on the display i e 25 temperature dissolved oxygen and two conductivity parameters Each data point is referenced with a data set number 01 through 50 SAVING DATA From the Run screen use the up or down arrow keys to highlight the Save box and press enter to save the current readings The instrument will indicate the data set is saved and display the saved data set s number figure 8 Vek 10 3 21 9 Data set 01 saved Figure 8 data set saved The instrument will display Memory Full if all 50 data sets have been saved and you attempt to save another data set VIEWING AND ERASING SAVED DATA Data mode allows you to view and erase saved data From the Run screen use the up or down arrow keys to highlight Data and press enter to access Data mode Note that the function boxes at the bottom of the display are different in Data mode figure 9 I 2 10 3 ZA EE Use A Y to view data set or press lt 1 to access Erase and ECS functions ESC n a Figure 9 Data mode 26 VIEWING DATA Once in Data mode use the up and down arrow keys to view saved data sets in sequential order or press enter to access the botto
16. can also use a pipe cleaner for this operation if more convenient Cleaning is required whenever deposits or contaminants appear on the glass or platinum sensor surfaces or when the sensor s response slows The cleaning can be chemical and or mechanical Removing the sensor from the cable may make cleaning easier Initially use clean water and a soft clean cloth lens cleaning tissue or cotton swab to remove all foreign material from the glass bulb or platinum button Then use a moistened cotton swab to carefully remove any material that may be blocking the reference electrode junction of the sensor If good pH or ORP response is not restored perform the following additional procedure 1 Soak the sensor for 10 15 minutes in clean water containing a few drops of commercial dish washing liquid 2 GENTLY clean the glass bulb and platinum button by rubbing with a cotton swab soaked in the cleaning solution 3 Rinse the sensor in clean water not DI water wipe with a cotton swab saturated with clean water and then rerinse with clean water If good pH or ORP response is still not restored perform the following additional procedure 1 Soal the sensor for 30 60 minutes in one molar 1M hydrochloric acid HCI This reagent can be purchased from most lab supply distributors Be sure to follow the safety instructions included with the acid 2 Rinse the sensor in clean water wipe with a cotton swab saturated with clean water not DI w
17. cedure is unsuccessful as indicated by improper sensor performance contact YSI Technical Support or the YSI authorized dealer where you purchased the instrument SENSOR STORAGE SHORT TERM STORAGE The instrument is supplied with a plastic calibration storage cup that screws onto the cable The cup is used for short term storage less than 1 weeks Be sure to keep a small amount of clean tap water in the cup during storage With a small amount of water the cup provides a 100 water saturated air environment which is ideal for short term sensor storage LONG TERM STORAGE The dissolved oxygen sensor should be stored long term in a dry state while the pH or ORP sensor should be stored in solution When storing for more then 30 days place the pH or ORP sensor in the storage 35 bottle that was originally included with the sensor This can be filled with buffer 4 solution If you no longer have the storage bottle simply place the sensor in a buffer 4 solution When storing the dissolved oxygen sensor for more than 30 days remove the cap membrane and thoroughly rinse the dissolved oxygen sensor with distilled or deionized water Once the sensor has been rinsed either blow it dry with compressed air or allow to air dry completely Next install a new clean dry cap membrane onto the sensor This will keep the sensor dry and protect the anode and cathode during storage After storing for a long period of time it is necessary to conditi
18. corporated 603162 Carrying case small soft sided holds instrument 1725 Brannum Lane and up to a 4 meter cable probe assembly a Springs OH 45387 603074 Carrying case hard sided Pro1020 Water Quality Instrument 603069 Belt clip for clipping instrument onto belt Model Numbers 063517 Ultra clamp for instrument for clamping instrument to lab counter or other surface Instrument Pro1020 6051020 Accessory 063507 Tripod for instrument l Probe Cable 6051020 1 4 10 20 and 30 603062 Cable management kit included with all cables E S ee longer than 1 meter i Conforms to the following 605978 Cable weight 4 9 oz stackable l Directives EMC 2004 108 EC 603070 Shoulder strap RoHS 201 1 65 EU 003821 OH 4 Buffer box of 6 pints WEEE 2012 19 EU 003822 OH 7 Buffer box of 6 pints Harmonized EN61326 1 2006 IEC 61326 1 2005 Standards IEC 61000 3 2 2005 003823 oH 10 Buffer box of 6 pints IEC 61000 3 3 2005 603824 pH Buffer assorted case 2 pints each of buffer 4 7and 10 Supplementary All performance met the operation Information criteria as follows 605306 5908 Cap membrane kit 1 25 mil PE 6 each 1 ESD IEC 61000 4 2 2001 includes electrolyte yellow cap Used with 2 Radiated Immunity IEC 61000 4 3 2006 Polarographic sensor 3 Electrical Fast Transient EFT IEC 61000 605307 5909 Cap membrane kit 2 mil PE blue cap 6 4 4 2004 Corr 1 2006 Corr 2 2007 each includes electrolyte blue cap Used with
19. d if a bubbles are visible under the membrane b dried electrolyte is visible on the membrane and c if the sensor shows unstable readings or other sensor related symptoms During membrane changes examine the gold cathode at the tip of the sensor and the silver anode along the shaft of the sensor figure 11 If either the silver anode is black in color or the gold cathode is 32 dull the sensor may need resurfaced using a 400 grit wet dry sanding disc included in the membrane kit Do not sand the electrodes every membrane change as this is not routine maintenance In fact visually the anode may appear tarnished and operate properly YSI recommends using the sanding disc if the sensor has difficulty stabilizing or calibrating after a regular membrane change To clean and resurface the sensor follow the instructions below Gold Cathode For correct sensor operation the gold cathode figure 11 must be textured properly It can become tarnished or plated with silver after extended use Never use chemicals or abrasives that have not been recommended or supplied by YSI First dry the sensor tip completely with lens cleaning tissue Wet a 400 grit sanding disc and place it face up in the palm of your hand Next with your free hand hold the sensor in a vertical position tip down Place the sensor tip directly down on the sanding disc and twist it in a circular motion to sand the gold cathode The goal is to sand off any build up an
20. d to lightly scratch the cathode to provide a larger surface area for the electrolyte solution under the membrane Usually 3 to 4 twists of the sensor are sufficient to remove deposits and for the gold to appear to have a matte finish Rinse the sensor thoroughly with distilled or deionized water and wipe the gold cathode with a wet paper towel before installing a new cap membrane If the cathode remains tarnished contact YSI Technical Support or the YSI authorized dealer where you purchased the instrument Figure 11 DO sensor with membrane removed 33 Silver Anode After extended use a thick layer of Silver Chloride AgCl builds up on the silver anode figure 11 reducing the sensitivity of the sensor The anode must be cleaned to remove this layer and restore proper performance The cleaning can be chemical and or mechanical Mechanical cleaning In order to sand the silver anode simply hold the sensor in a vertical position Wet the 400 grit sanding disc and gently wrap it around the sensor and twist it a few times to lightly sand the anode the goal is to simply sand off any build up without scratching or removing layers of the anode itself Usually 3 to 4 twists of the sanding disc are sufficient to remove deposits After completing the sanding procedure repeatedly rinse the electrode with distilled or deionized water and wipe with lens cleaning tissue to remove any grit left by the sanding disc Thoroughly rinse the entire t
21. e readings or other sensor related symptoms The Galvanic dissolved oxygen sensor is continuously reducing oxygen even when the instrument is turned off This factor allows the sensor to be used with no warm up period as soon as the instrument is powered on However because the sensor is on all the time some solid from the oxidation of the zinc anode will form in the electrolyte within 1 2 weeks of activation Small amounts of the solid will generally cause no performance problems but excessive amounts may result in jumpy dissolved oxygen readings The rate of solid formation is dependent on the type of membrane installed The formation of solids typically form more rapidly with 5913 1 25 mil PE membrane and less rapid with 5914 2 mil PE membranes At the time the cap membrane is changed YSI recommends that you rinse the anode and cathode figure 11 with distilled or deionized water and wipe with a lens cleaning tissue If white deposits are evident on the anode after cleaning YSI recommends that you remove this material by sanding the anode with the 400 grit wet dry sanding disc included in the membrane kit following the Mechanical Cleaning instructions under the Polarographic Silver Anode maintenance section of this manual If there are deposits on the cathode sand the cathode with the 400 grit wet dry sanding disc following the maintenance instructions listed in this manual for the Polarographic Gold Cathode If this pro
22. eset values to indicate when a reading is stable The preset values are adjustable in the System Setup menu The user can input a change in measurement reading over x amount of time in seconds 3 19 There are two separate Auto Stable controls one for dissolved oxygen readings DO Auto Stable and one for ISE readings ISE Auto Stable They are located on the second page of the System Setup menu When Auto Stable is enabled an symbol will display next to the reading on the Run screen and blink during stabilization When the ISE and or conductivity reading stabilizes based on the Auto Stable settings the symbol will display steadily and the instrument will beep twice if Audio is turned on DO Auto Stable can be set to a change of 0 0 to 1 9 over 3 to 19 seconds ISE Auto Stable can be set to a change of 0 0 to 9 9 over 3 to 19 seconds The auto stable criteria is applied to the pH measurement or the ORP mV reading depending on which sensor is enabled in the ISE Sensor menu To enable Auto Stable highlight either DO Auto Stable or ISE Auto Stable then press enter to open the submenu Next use the up or down arrow keys to highlight the change or seconds secs input field then press enter to make the highlighted field adjustable Use the up or down arrow keys to adjust the selected value then press enter to confirm changes Once you have confirmed any changes highlight the ESC Exit box along the bottom of the displ
23. eter readings are usually true uncorrected values of air pressure and can be used as is for barometer calibration Weather service readings are usually not true i e they are corrected to sea level and therefore cannot be used until they are uncorrected An approximate formula for this uncorrection is True BP Corrected BP 2 5 Local Altitude in ft above sea level 100 Although the Pro1020 barometer range is 400 0 to 999 9 mmHg you can not adjust the value across the entire range The barometer is very accurate and the instrument will not allow you to adjust the value drastically beyond what it is measuring DISSOLVED OXYGEN The dissolved oxygen sensor can be easily calibrated with the press of two keys by enabling Quick DO Cal in the System Setup menu and following the Quick DO Calibration procedure Ensure the barometer is reading accurately before performing a Quick DO Cal DO or DO Local calibration because these calibration procedures use the barometer reading during calibration If the barometer reading is erroneous during a calibration the dissolved oxygen measurements will be inaccurate QUICK DO CALIBRATION Perform this calibration procedure when Quick DO Calibration is enabled in the System Setup menu 1 Ensure the DO sensor has a good membrane with electrolyte installed A good membrane is free of wrinkles tears fouling and air bubbles Install the sensor guard onto t
24. fer Set and press enter to open a submenu that allows you to select the Buffer Set used for auto buffer recognition during a OH calibration There are two buffer set options USA 4 7 and 10 and NIST 4 01 6 86 and 9 18 Highlight the buffer set and press enter to enable The enabled buffer set will have an X in the box next to it Highlight the ESC Exit box and press enter to save any changes and to close the submenu TEMPERATURE UNITS Highlight Temperature Units and press enter to open a submenu that allows you to change the temperature units displayed on the Run screen Highlight the desired unit Celsius or Fahrenheit and press enter to enable The enabled temperature unit will have an X in the box next to it Only one unit may be enabled at a time Highlight the ESC Exit box and press enter to save any changes and to close the Temperature Units submenu PRESSURE UNITS Highlight Pressure Units and press enter to open a submenu that allows you to change the barometric pressure units displayed on the Run screen Highlight the desired unit mmHg inHg mbar psi or kPa and press enter to enable The enabled pressure unit will have an X in the box next to it Only one unit may be enabled at a time Highlight the ESC Exit box and press enter to save any changes and to close the Pressure Units submenu LANGUAGE Highlight Language and press enter to open a submenu that allows you to change the language Highlight t
25. form steps 1 4 of the Quick DO Calibration procedure Press and hold the Cal key for 3 seconds Highlight Dissolved Oxygen and press enter Local will automatically be highlighted press enter The Pro1020 will display the current DO and temperature readings along with the calibration value The calibration value will always be 100 for DO Local Wait at least 3 seconds then once the DO L and temperature readings stabilize press enter to complete the calibration Or press the Cal key to cancel the calibration Calibration Successful will display for a few seconds to indicate a successful calibration and then the instrument will return to the Run screen If the calibration is unsuccessful an error message will display on the screen Press the Cal key to exit the calibration error message and return tothe Run screen See the Troubleshooting guide for possible solutions CALIBRATING IN MG L OR PPM P e 2 Power the instrument on and place the sensor into a sample that has been titrated to determine the dissolved oxygen concentration The dissolved oxygen and temperature sensor should be in the sample During the calibration continuously stir or move the probe in the sample ata rate of at least 6 inches 15 5 cm per second if using a yellow membrane or at least 3 inches 7 7 cm per second if using a blue membrane A stir plate may be helpful for this calibration procedure Allow the dissolved oxygen and temperature readin
26. ful as indicated by improper sensor performance contact YSI Technical Support or the YSI authorized dealer where you purchased the instrument SENSOR MAINTENANCE DISSOLVED OXYGEN Membrane Cap Installation The DO sensor Polarographic or Galvanic is shipped with a protective red cap that needs to be removed before using Remove the red protective cap or used cap membrane and replace it with a new cap membrane following these instructions Remove the sensor guard to access the sensor 3l Remove the protective red cap by pulling it straight off the sensor Or unscrew and remove the used cap membrane by holding the sensor while unscrewing the cap membrane Discard the used cap membrane Thoroughly rinse the sensor tip with distilled or deionized water 7 cS Unscrew Cap Fill a new cap membrane 3 4 full with electrolyte solution that has been prepared according to the directions on the bottle Be very careful not to touch the membrane surface Lightly tap the side of the cap membrane to release bubbles that may be trapped Thread the cap membrane onto the sensor It is normal for a small amount of electrolyte to overflow Replace the sensor guard Screw Cap on moderately tight Polarographic Sensors Model 605203 The cap membrane and KCI potassium chloride electrolyte solution should be changed every 2 4 weeks during regular use In addition the electrolyte solution and membrane should be change
27. graved with the model number 2002 In terms of physical configuration membrane material and general performance YSI Pro Series galvanic sensors are exactly like the Pro Series polarographic sensors The advantage of using galvanic sensors is convenience Galvanic sensors provide an instant on sensor without the need for warm up time but this affects the life of the sensor Polarographic sensors last longer and have a longer warranty but require a 5 15 minute warm up time before use or calibration MEMBRANE TYPE Membrane Type sets the type of membrane used on the dissolved oxygen sensor either 1 25 PE Yellow or 2 0 PE blue Use the up or down arrow keys to highlight Membrane Type and press enter to open the submenu Highlight the membrane type corresponding to the membrane installed on the sensor and press enter to confirm The enabled membrane type will have an X in the box next to it Use the down arrow key to highlight the ESC Exit box and press enter to save changes and to close the membrane submenu The dissolved oxygen sensor is supplied with membranes specific to the sensor type and are color coded as described in the following tables Galvanic Membrane Kits 5913 Yellow 1 25 mil Faster response time and less flow polyethylene PE dependence than traditional FEP membranes 5914 Blue 2 0 mil Less flow dependence than 1 25 mil polyethylene PE membrane but little slower response Polarographic Membra
28. gs to stabilize This may take 5 to 15 minutes depending on the type and condition of the sensor Press the Cal key Highlight Dissolved Oxygen and press enter Highlight mg L or ppm depending on what is enabled in the System Setup menu and press enter Use the up and down arrow keys to adjust the mg L ppm reading to the value of the titrated sample Press enter to confirm the value and complete the calibration or press the Cal key to cancel the calibration Calibration Successful will display for a few seconds to indicate a successful calibration and then the instrument will return to the Run screen EA If the calibration is unsuccessful an error message will display on the screen Press the Cal key to exit the calibration error message and return to the Run screen See the Troubleshooting guide for possible solutions pH CALIBRATION The Pro1020 pH sensors can be calibrated by performing a 1 2 or 3 point calibration At least one of the calibration points must be done with pH buffer 7 or 6 86 For auto buffer recognition to work properly with an older or dirty sensor calibrate in buffer 7 or 6 86 first For highest accuracy use fresh traceable pH buffers and ensure the sensor and calibration cup are clean 1 POINT CALIBRATION I mS Oo Place the sensor in pH buffer 7 or 6 86 and allow the temperature and pH readings to stabilize Press and hold Cal Q for three seconds Highlight pH and press enter If pH is not
29. he desired language English Spanish Portuguese or French and press enter to enable The enabled language will have an X in the box next to it Highlight the ESC Exit box and press enter to save any changes and to close the Language submenu The text in the boxes along the bottom of the Run screen will always be displayed in English regardless of the language enabled in the System Setup menu AUTO SHUTOFF Auto Shutoff allows you to set the instrument to turn off automatically after a period of time after the last button press In the setup menu use the up or down arrow keys to highlight Auto Shutoff then press enter to open the submenu Press enter while the minute field is highlighted to make it adjustable Next use the up or down arrow keys to adjust the shut off time from 0 to 60 minutes Press enter to save the new shutoff time Next highlight the ESC Exit box and press enter to close the submenu To disable Auto Shutoff set the Time in Minutes to 0 zero RESETTING THE SYSTEM SETUP MENU TO FACTORY DEFAULT To reset the Pro1020 settings back to factory default press the down arrow key while in the System Setup menu until the Reset O box is highlighted then press enter The instrument will prompt you to confirm the reset Highlight Yes and press enter to continue with the reset or highlight No and press enter to cancel the reset A Factory Reset will not affect data saved in the instrument s memory The following will
30. he probe 2 Place a small amount of clean water in the calibration storage cup and screw it onto the bulkhead Do not thread it on completely Be sure that 2 or 3 threads are disengaged to ensure the cup is vented to the atmosphere Additionally there should only be little bit of water at the bottom of the calibration cup There should not be water droplets or water touching the DO membrane or temperature sensor 3 Power the instrument on and if using a Polarographic sensor wait approximately 5 to 15 minutes for the storage cup to become completely saturated and for the sensor to stabilize 19 If using a Galvanic sensor wait approximately 5 to 10 minutes for the cup to become completely saturated The instrument s Auto Shutoff should be disabled or set to at least 20 minutes Ensure the barometer is reading accurately If necessary perform a barometer calibration Press and hold the Calibrate key for 3 seconds Highlight Dissolved Oxygen and press enter The Pro1020 will indicate Calibrating DO on the display The instrument will automatically calibrate the sensor to the current barometric pressure If DO Local is enabled the sensor will calibrate to 100 This may take up to 2 minutes depending on the age and condition of the sensor and membrane You can press the Cal key at this time to cancel the calibration if needed Calibration Successful will display for a few seconds to indicate a successful calibration and then the
31. iguring the Sensor Type after the first power on The Pro1020 has two compatible dissolved oxygen sensors Polarographic This sensor has a black sensor body and is engraved with the model number 2003 Polarographic will be abbreviated Polaro in the instrument s menu Galvanic This sensor has a grey sensor body and is engraved with the model number 2002 For information on the differences between these two types of sensors see Sensor Type in the System Setup Menu section of this manual Installation 1 Locate port 2 on the cable s bulkhead see figure 3 2 If using the cable for the first time remove the plastic plug from the cable s bulkhead port by pulling it straight out of the port This can be discarded Otherwise remove the old sensor 3 Ensure both the sensor connector and bulkhead connector on the cable are clean and dry 4 Grasp the sensor with one hand and the cable bulkhead in the other 5 Push the sensor into the connector on the cable until it is firmly seated and only 1 o ring is visible Failure to properly seat the sensor may result in damage 6 Twist the sensor clockwise to engage the threads and finger tighten Do NOT use a tool This connection is water tight For more detailed instructions please refer to the sensor installation sheet that is included with each sensor 5 CONNECTING THE PROBE CABLE ASSEMBLY TO THE INSTRUMENT To connect the cable align the keys on the cable connector t
32. ip of the sensor with distilled or deionized water and install a new membrane Chemical cleaning Remove the cap membrane and rinse the sensor with deionized or distilled water Soak the sensing section of the sensor in a 14 ammonium hydroxide solution for 2 to 3 minutes or in a 3 ammonia solution overnight for 8 12 hours most household ammonia cleaners are typically around 3 Rinse heavily in cool tap water followed by a thorough rinsing with distilled or deionized water The anode should then be thoroughly wiped with a lens cleaning tissue to remove the residual layer from the anode Trapping residual ammonia under the new membrane cap can quickly tarnish the electrode and or give false readings and should therefore be avoided After performing a chemical cleaning on the polarographic sensor lightly sand the cathode and anode following the mechanical cleaning procedures described previously If this procedure is unsuccessful as indicated by improper sensor performance contact YSI Technical Support or the YSI authorized dealer where you purchased the instrument Galvanic Sensors Model 605202 YSI recommends that the Sodium Chloride NaCl electrolyte solution and cap membrane be changed every 2 4 weeks during regular use In addition the electrolyte solution and membrane should be changed if a bubbles are visible under the membrane b dried electrolyte 34 is visible around the membrane and c if the sensor shows unstabl
33. ith the o ring grease provided without removing them from their groove However if there is any indication of damage the sensor o ring should be replaced with an identical o ring To remove the sensor o rings Use a small flat bladed screwdriver or similar blunt tipped tool to remove the o ring from its groove near the sensor connector Check the o ring and the groove for any excess grease or contamination If contamination is evident clean the o ring and nearby plastic parts with lens cleaning tissue or equivalent lint free cloth Alcohol can be used 28 to clean the plastic parts but use only water and mild detergent on the o ring itself Also inspect the o rings for nicks and imperfections Using alcohol on o rings may cause a loss of elasticity and may promote cracking Do not use a sharp object to remove the o rings Damage to the o ring or the groove may result To re install the sensor o rings Place a small amount of o ring grease between your thumb and index finger More grease is not better Draw the o ring through the grease while pressing the fingers together to place a very light covering of grease on the o ring Place the o ring into its groove ensuring that it does not twist or roll Use the previously grease coated finger to once again lightly go over the surface of the o ring Do not over grease the o rings Excess grease may collect particles that can compromise the seal Excess grease can also cause
34. listed as an option check the System Setup menu to ensure pH is enabled in the ISE Sensor Type menu Highlight 1 point and press enter If necessary use the up and down arrow keys to adjust the pH buffer value Note the pH mV reading which ideally should be between 50 and 50 in buffer 7 Press enter to complete the calibration or press Cal G cancel Calibration Successful will display for a few seconds to indicate a successful calibration and then the instrument will return to the Run screen If the calibration is unsuccessful an error message will display on the screen Press the Cal key to exit the calibration error message and return to the Run screen See the Troubleshooting guide for possible solutions 2 POINT CALIBRATION ip Place the sensor in pH buffer 7 or 6 86 and allow the temperature and pH readings to stabilize Press and hold Cal Q for three seconds Highlight pH and press enter If pH is not listed as an option check the System Setup menu to ensure pH is enabled in the ISE Sensor Type menu Highlight 2 point and press enter ZZ TO 11 12 If necessary use the up and down arrow keys to adjust the pH buffer value Note the pH mV reading which ideally should be between 50 and 50 in buffer 7 Press enter to continue to second point Rinse the sensor and place it in the second pH buffer 4 4 01 or 1079 18 If necessary use the up and down arrow keys to adjust the pH buffer value
35. ll be expressed as L on the Run screen DO Local allows for localized saturation measurements but does not affect the mg L readings When enabled the DO L calibration value is always 100 regardless of the altitude or barometric pressure of the location This deviates from YSI s traditional method of expressing DO saturation where the calibration value decreases with a decrease in barometric pressure i e an increase in altitude See appendix A To determine the calibration value when DO Local is disabled divide the local true barometric pressure in mmHg by 760 and then multiply by 100 Example 750 760 0 9868 x 100 98 68 calibration value when DO Local is disabled When DO Local is enabled the Pro1020 corrects for barometric pressure for each DO measurement instead of during calibration Example Instrument 1 with DO Local enabled At 737 mmHg barometric pressure roughly 841 ft above sea level the instrument would calibrate to 100 When taking measurements at the same location 737 mmHg ina 20 C fresh water sample that is completely air saturated the instrument would read DO L value 100 DO mg L value 8 81 mg L 9 09 x 9697 Instrument 2 DO Local disabled At 737 mmHg barometric pressure roughly 841 ft above sea level the instrument would calibrate to 737 760 x 100 96 97 When taking measurements at the same location 737 mmHg ina 20 C fresh water sample that is completely air sat
36. loaded from ysi com 43 Item 605187 RevA January 2014 2014 YSI Incorporated a xylem brand
37. m functions After accessing the bottom functions highlight the Data box and press enter to regain access to scrolling through the saved data The data set displayed is indicated by the data set number 01 through 50 ERASING DATA While viewing saved data press the enter key to access the function boxes at the bottom of the display Next use the up or down arrow keys to highlight Erase then press enter The instrument will give you the option to erase one data set or all data sets figure 10 Erase Data Set Erase All Sets Figure 10 Erase data mode Use the up or down arrow key to select Erase Data Set Erase All Sets or the ESC Exit function box then press enter to confirm Select ESC Exit and press enter to exit Erase mode without erasing any data Select Erase Data Set and press enter to erase the data set that was displayed before entering Erase mode For example if data set 12 was displayed before entering erase mode and Erase Data Set is selected Data Set 12 will be erased from memory and the data sets AFTER that number will move up to keep them sequential For example if there are 15 records and number 12 is erased then 13 becomes 12 14 becomes 13 and 15 becomes 14 The instrument will return to Data mode after erasing one data set Select Erase All Data Sets and press enter to clear the Prol1020 memory and return to Data mode Za EXITING DATA MODE While in Data mode press enter to access the bottom functio
38. ne Kits 5908 Yellow 1 25 mil Faster response time and less flow polyethylene PE dependence than traditional FEP membranes 5909 Blue 2 0 mil Less flow dependence than 1 25 mil polyethylene PE membrane but a little slower response 13 Selecting a Dissolved Oxygen Membrane Membrane Flow Dependence Required Sample Typical Response Type After 4 Minutes Movement Time T 95 5913 5908 25 6 inches second 8 seconds Yellow 5914 18 3 inches second 17 seconds 5909 Blue DO UNITS Highlight DO Units and press enter to open a submenu that allows you to select the dissolved oxygen units to be displayed on the Run screen Highlight a unit and press enter to enable or disable it An enabled dissolved oxygen unit will have an X in the box next to it Highlight the ESC Exit box along the bottom of the display and press enter to save any changes and to close the DO units submenu There are three options for displaying dissolved oxygen e mg L will show DO readings in milligrams per liter on a scale from 0 to 50 mg L e ppm parts per million is equivalent to mg L and will show the DO reading on a scale from 0 to 50 ppm e willshow DO readings ina saturation from 0 to 500 This value will be expressed as L when DO Local is enabled mg L and ppm cannot be enabled and therefore displayed at the same time DO and mg L or ppm can be enabled and displayed simultaneously AUTO STABLE Auto Stable utilizes pr
39. ns Next highlight the ESC Exit box and press enter to return to the Run screen CARE MAINTENANCE AND STORAGE This section describes the proper procedures for care maintenance and storage of the sensors The goal is to maximize their lifetime and minimize down time associated with improper sensor usage GENERAL MAINTENANCE GENERAL MAINTENANCE GASKET AND O RINGS The instrument utilizes gasket and o ring seals to prevent water from entering the battery compartment and the sensor port Following the recommended procedures will help keep the instrument functioning properly If the gasket o rings and sealing surfaces are not maintained properly it is possible that water can enter the battery compartment and or sensor port of the instrument If water enters these areas it can damage the battery terminals or sensor port causing loss of battery power false readings and corrosion to the sensors ports or battery terminals Therefore when the battery compartment lid is removed the gasket that provides the seal should be carefully inspected for contamination i e debris grit etc and cleaned with water and mild detergent if necessary The same inspection should be made of the o rings associated with the pH ORP and DO sensor connector when replacing a sensor The o rings should be free of dirt or debris before installing the sensor onto the cable If no dirt or damage to the o rings is evident then they should be lightly greased w
40. o the slots on the instrument connector Push together firmly and then twist the outer ring until it locks into place figure 4 This connection is water proof Figure 4 Note the keyed connector MEMBRANE INSTALLATION The sensing end of the dissolved oxygen sensor is shipped with a protective cap that needs to be removed before using Additionally it is very important to install a new membrane with electrolyte solution onto the sensor after removing the cap Prepare the electrolyte solution according to the instructions on the bottle After mixing allow the solution to sit for 1 hour This will help prevent air bubbles from later developing under the membrane Ensure you are using the correct electrolyte solution for your sensor Galvanic sensors utilize electrolyte with a light blue label on the bottle and polarographic sensors utilize electrolyte with a white label on the bottle The dissolved oxygen sensor is supplied with cap membranes specific to the sensor type ordered polarographic or galvanic 5913 and 5914 membrane kits are for Galvanic sensors and the 5908 and 5909 membrane kits are for Polarographic sensors Remove and discard or save the protective cap from the dissolved oxygen sensor by pulling it straight off Thoroughly rinse the sensor tip with distilled or deionized water Fill the cap membrane 3 4 full of electrolyte solution then tap the cap with a finger to release any trapped air Be careful not to touch
41. on 1 Locate port 1 on the cable s bulkhead see figure 3 2 Ifusing the cable for the first time remove the plastic plug from the cable s bulkhead port by pulling it straight out of the port This can be discarded Otherwise remove the old sensor 3 Ensure both the sensor connector and bulkhead connector are clean and dry 4 Grasp the sensor with one hand and the cable bulkhead in the other 5 Push the sensor into the connector on the cable until it is firmly seated with only 1 o ring visible Failure to properly seat the sensor may result in damage 6 Twist the sensor clockwise to engage the threads and finger tighten Do NOT use a tool This connection is water tight 7 If using the 1001A install the guard extender included in 605216 kit onto the bulkhead prior to installing the sensor guard or calibration cup The ISE sensor is shipped with the tip in a storage bottle To remove twist the bottle off the lid and remove the bottle from the sensor Next remove the o ring and slide the lid off the sensor INSTALLING THE DISSOLVED OXYGEN SENSOR Before installing a sensor or connecting the cable to the instrument the Sensor Type must be configured for the sensor being installed connected Failure to do this may result in damage not covered under warranty The instrument will step you through this setup the first time the instrument is powered on See the System Setup Menu section of this manual for instructions on conf
42. on the dissolved oxygen sensor by installing a new membrane with electrolyte solution Long Term Storage Temp 5 to 70 C 23 to 158 F without pH O to 30 C 32 to 86 F with pH or ORP Operating temperature range for pH sensor is 5 to 60 C 23 to 140 F and operating temperature range for the ORP sensor is 0 to 60 C 32 to 140 F TROUBLESHOOTING Instrument will Low battery voltage replace batteries not turn on a Batteries installed incorrectly battery symbol check battery polarity appears or Critical Return system for service Shutdown displays on the screen Sample temperature is less than 5 C or more than 55 C Increase or decrease the sample temperature to bring within the allowable range Contact YSI Tech Support Possible temperature sensor failure Temperature values display Over or Undr on Run screen Barometer failure return system for service Barometer reads over undr and calibrating DO results in a Barometric Pressure Over Undr error message 36 Instrument will not calibrate pH or ORP instrument displays Calibration Over Calibration Under or Unstable Reading during calibration OH or ORP readings are inaccurate OH values display Over or Undr on Run screen ORP values display Over or Undr on Run screen Instrument will not calibrate dissolved oxygen instrument displays Calibration Over Calibration Under or Uns
43. onfirm Select Sensor Type Select Membrane Type Polaro black LI Galvanic grey 11 25 Yellow LI 2 0 Blue Use A to select Use A F to select sensor type membrane Press to confirm Press to confirm Figure 6 Select language dissolved oxygen sensor and membrane After selecting a language sensor and membrane the Run screen will be displayed The next time the instrument is powered up the Run screen will display immediately after the splash screen If the sensor type or membrane type is changed ensure that it is updated in the System Setup menu SYSTEM SETUP MENU Press the menu key to access the System Setup menu The System Setup menu contains three screens notated as pages The current page is indicated near the bottom of the display figure 7 Use the up and down arrow keys to scroll through menu options and menu pages EXITING THE SYSTEM SETUP MENU To exit the System Setup menu press the down arrow key until the ESC Exit box is highlighted then press enter to return to the Run screen DO Local C LDS L Quick DO Cal _ Audio Contrast Sensor Type Membrane Type Page 1of3 Figure 7 page 1 of System Setup menu DO Local is enabled DO LOCAL DO Local can be enabled or disabled by using the up or down arrow keys to highlight it and then pressing enter Y An X in the box next to DO Local indicates it is enabled figure 7 When DO Local is enabled DO values wi
44. oximately 30 to 60 seconds for the pH sensor to stabilize and for the temperature reading to stabilize Note the PH mV reading pH mVs in buffer 4 should be 159 to 180 mV from the previous buffer 7 pH mV value pH mVs in buffer 10 should be 159 to 180 mV from the previous buffer 7 pH mV value Zo 9 Rinse the sensor and place it in the third pH buffer 4 4 01 or 10 9 18 If necessary use the up and down arrow keys to adjust the pH buffer value 10 Wait approximately 30 to 60 seconds for the pH sensor to stabilize and for the temperature reading to stabilize Note the GH mV reading pH mVs in buffer 4 should be 159 to 180 mV from the previous buffer 7 pH mV value pH mVs in buffer 10 should be 159 to 180 mV from the previous buffer 7 pH mV value 11 Press enter to complete the calibration or press Cal G cancel 12 Calibration Successful will display for a few seconds to indicate a successful calibration and then the instrument will return to the Run screen 13 If the calibration is unsuccessful an error message will display on the screen Press the Cal key to exit the calibration error message and return to the Run screen See the Troubleshooting section of this manual for possible solutions ORP CALIBRATION 1 Place the clean sensor in ORP calibration solution Wait for the ORP and temperature readings to stabilize 2 Press and hold Cal Q for three seconds 3 Highlight ORP and press enter If ORP is not listed as
45. pt to separate the two halves of the instrument case as this may damage the instrument break the waterproof seal and will void the warranty hold for 3 seconds to turn instrument off Menu Press to enter the System Setup menu from the Run screen KEY PAD Enter Press to confirm entries and selections Down Arrow Use to navigate through menus to navigate through box options at the bottom of the Run screen and to decrease numerical inputs CONNECTING THE SENSOR AND CABLE Bulkhead refers to the sensor end of the probe cable assembly where an ion selective electrode ISE either pH or ORP and DO galvanic or polarographic sensor are installed figure 3 The temperature sensor is located next to the sensor ports on the bulkhead and is not replaceable Figure 2 Keypad When a port is empty on the cable the bulkhead connector is not water proof Do not submerge the cable without a sensor installed Submerging the cable without a sensor installed may cause permanent damage to the cable that is not covered under warranty Install a YSI ProSeries port plug into the port if not installing a sensor in either port Figure 3 The Pro1020 bulkhead sensor ports are numbered 1 and 2 Port 1 is for pH or ORP Port 2 is for Dissolved Oxygen INSTALLING THE ISE SENSOR The Pro1020 has three compatible ISE sensors pH model 1001 pH amplified model 1001A and ORP model 1002 Sensor Installati
46. rument with cable 1500 mV and sensor 20 mV Dissolved 0 to 200 air 1 or 0 1 user 2 of the reading Oxygen saturation selectable or 2 air saturation whichever is greater 200 to 500 1 or 0 1 user 6 of the reading air saturation selectable Oto 20 mg L 0 1 or 0 01 mg L 2 of the reading user selectable or 0 2 mg L whichever is greater 20 to 50 0 1 or 0 01 mg L 6 of the reading mg L user selectable Barometer 500 to 800 5 mmHg within mmHg 15 C of calibration temperature Automatic dissolved oxygen temperature compensation range is 0 to 45 C Available barometer units include mmHg inHg mbars psi or KPa ACCESSORIES PART NUMBERS 6051020 Pro1020 Instrument 6261020 1 4 1 4 10 20 30 meter cable assembly 10 20 or 30 3 2 13 32 8 65 6 98 4 feet 605216 Amplified pH Sensor kit Includes sensor and guard extender Guard extender required on first amplified sensor purchase only 605323 Amplified pH Sensor 605102 ORP Sensor 37 DECLARATION OF CONFORMITY 605202 Galvanic DO Sensor 605203 Polarographic Sensor The undersigned hereby declares on behalf of the named manufacturer under our sole responsibility that the listed product conforms to the 603059 Flow cell 203 ml requirements for the listed European Council Directive s and carries the 603056 Flow cell mounting spike CE mark accordingly 603075 Carrying case large soft sided Manufacturer YSI In
47. struments amp cables are warranted for one 1 year from date of purchase by the end user against defects in material and workmanship when purchased by rental agencies for rental purposes Within the warranty period YSI will repair or replace at its sole discretion free of charge any product that YSI determines to be covered by this warranty To exercise this warranty call your local YSI representative or contact YSI Customer Service in Yellow Springs Ohio at 1 937 767 7241 800 897 4151 or visit YSl com for a Product Return Form Send the product and proof of purchase transportation prepaid to the Authorized Service Center selected by YSI Repair or replacement will be made and the product returned transportation prepaid Repaired or replaced products are warranted for the balance of the original warranty period or at least 90 days from date of repair or replacement LIMITATION OF WARRANTY This Warranty does not apply to any YSI product damage or failure caused by 1 Failure to install operate or use the product in accordance with YSl s written instructions 2 Abuse or misuse of the product 3 Failure to maintain the product in accordance with YSS written instructions or standard industry procedure 4 Any improper repairs to the product 5 Use by you of defective or improper components or parts in servicing or repairing the product 6 Modification of the product in any way not expressly authorized by YSI THIS WA
48. t www ysi com BATTERY DISPOSAL The Pro1020 is powered by alkaline batteries which the user must remove and dispose of when the batteries no longer power the instrument Disposal requirements vary by country and region and users are expected to understand and follow the battery disposal requirements for their specific locale CONTACT INFORMATION ORDERING AND TECHNICAL SUPPORT Telephone 800 897 4151 USA 1 937 767 7241 Globally Monday through Friday 8 00 AM to 5 00 ET Fax 1 937 767 9353 orders 1 937 767 1058 technical support Email environmental ysi com Mail YSI Incorporated 1725 Brannum Lane Yellow Springs OH 45387 USA Internet ysi com 42 When placing an order please have the following available YSI account number if available Name and phone number Purchase Order or Credit Card number Model Number or brief description Billing and shipping addresses Quantity NA NA NA NANA a iP 2 3 4 J 0 SERVICE INFORMATION YSI has authorized service centers throughout the United States and Internationally For the nearest service center information please visit ysi com and click Support or contact YSI Technical Support directly at 800 897 4151 1 937 767 7241 When returning a product for service include the Product Return form with cleaning certification The form must be completely filled out for a YSI Service Center to accept the instrument for service The form may be down
49. table Reading during calibration Possible Solution Verify correct ISE sensor type selection in the System Setup menu Verify the calibration solution is accurate If calibrating pH make sure you are calibrating buffer 7 first Clean the pH or ORP sensor Contact YSI Tech Support Verify correct ISE sensor type selection in the System Setup menu Verify temperature readings are accurate Recalibrate the pH or ORP sensor Clean the pH or ORP sensor Contact YSI Tech Support Verify correct ISE sensor type selection in the System Setup menu Verify temperature readings are accurate Recalibrate the pH sensor Clean the pH sensor and recalibrate Contact YSI Tech Support Verify correct sensor type selection in the System Setup menu Sample ORP value is outside the measurement range of 1500 to 1500 mV Verify temperature readings are accurate Recalibrate the ORP sensor Clean the ORP sensor and recalibrate Contact YSI Tech Support Verify barometer reading Verify correct DO sensor and DO membrane type selection in the System Setup menu Calibrations cup may not be 100 water saturated see DO Calibration Ensure adequate sample movement if performing mg L or ppm calibration Allow sufficient stabilization time for dissolved oxygen and temperature AND wait at least 3 seconds before confirming a DO or DO Local calibration Replace membrane and electrolyte Clean sensor electrodes Contact YSI Tech S
50. the membrane portion of the cap Thread the membrane cap onto the sensor moderately tight Do not use a tool It s typical for some of the electrolyte solution to spill over It is best to allow the new cap to remain on the sensor overnight before 6 calibrating For detailed instructions on changing a cap membrane see the Care Maintenance and Storage section of this manual RUN SCREEN Press the power backlight key to turn the instrument on The instrument will run through a self test and briefly display a splash screen with system information before displaying the main Run screen figure 5 A language dissolved oxygen sensor and membrane selection menu will display the first time the Pro1020 is powered on See the First Power On section of this manual for more information 6 29 port 75 9 5o 7 2 m 10 3 pH mV Ze C Press lt for salinity cal in Ei l SAVE DATA Figure 5 Run screen BACKLIGHT G the instrument is powered on pressing the power backlight key o will turn on the display backlight The backlight will remain on until the key is pressed again or after two minutes of not pressing any key on the keypad POWERING OFF To turn the instrument off press and hold the power backlight key for three seconds NAVIGATION The up A and down V arrow keys allow you to navigate through the functions of the Pro1020 7 NAVIGATING THE RUN SCREEN When in the Run screen the up A and down arrow keys will
51. tirring dependence of the dissolved oxygen sensor The dissolved oxygen sensor requires at least 6 inches 16 cm per second of water movement if using the yellow membrane and 3 inches 7 62 cm per second of water movement if using the blue membrane The required sample movement can be achieved by the natural flow of the stream physically stirring the probe in the sample or a combination of the two Once the values plateau and stabilize you may record the measurement and or store the data set The dissolved oxygen reading will drop over time if stirring or movement is ceased If placing the DO sensor into a stream or fast flowing waters it is best to place it perpendicular to the flow and not facing into the flow If using the DO sensor near an aeration device it is helpful to make sure air bubbles do not burst on the membrane since that may cause unstable DO readings You should be able to prevent this by pointing the sensor upwards so it s facing the sky and twist tying zip tying or rubber banding the bulkhead to the cable Essentially making a simple curve to the cable without bending the cable too tightly will allow you to place the sensor in the aerated sample while the sensor points skyward This measurement method avoids air bubbles bursting on the DO membrane and results in more accurate dissolved oxygen measurements PH ORP OH and ORP readings are typically quick and accurate However it may take the sensors a little longer to sta
52. upport u Possible Solution DO readings are Verify correct DO sensor membrane type inaccurate selection in the System Setup menu Verify user defined Salinity correction value Salinity is used in the calculation of mg L Verify temperature readings are accurate Sample temperature should be between 0 and 45 C the temperature compensation range for DO mg L DO sensor not properly calibrated recalibrate the sensor Replace membrane and electrolyte Recalibrate Clean sensor electrodes Install new membrane Recalibrate Contact YSI Tech Support Dissolved Oxygen Verify correct DO sensor membrane type values display Over or selection in the System Setup menu Undr on Run screen lf using a polarographic sensor allow instrument to warm up for 5 15 minutes before use Sample dissolved oxygen concentration is more than 50 mg L or 500 or less than 0 02 mg L or 0 3 Verify user defined Salinity correction value Verify temperature readings are accurate Replace membrane and electrolyte Recalibrate Clean sensor electrodes Replace membrane Recalibrate Contact YSI Tech Support 38 SPECIFICATIONS These specifications represent typical performance and are subject to change without notice For the latest product specification information please visit YSS website at ysi com or contact YSI Tech Support pH Oto 14 0 01 Instrument with cable OH units and sensor 0 2 ORP 1500 to 1 mV Inst
53. urated the instrument would read DO value 96 97 DO mg L value 8 81 mg L 9 09 x 9697 Hence the mg L readings are unaffected by DO Local 1 Value from oxygen solubility table Appendix B 2 737 760 x 100 correction for barometric pressure LAST DIGIT SUPPRESSION LDS Last Digit Suppression LDS can be enabled or disabled by using the up or down arrow keys to highlight it and pressing enter Y An X in the box next to LDS indicates it is enabled LDS rounds the DO value to the nearest tenth i e 8 25 mg L becomes 8 3 mg L LDS is automatically disabled during calibrations QUICK DO CALIBRATION QUICK DO CAL Quick DO Cal can be enabled or disabled by using the up or down arrow keys to highlight Quick DO Cal and pressing enter An X in the box next to Quick DO Cal indicates it is enabled 11 When Quick DO Cal is enabled press and hold the calibration key for 3 seconds while in the Run screen Next highlight Dissolved Oxygen and press enter to calibrate the DO sensor to the instrument s barometer reading For more information on Quick DO Cal see the Calibration section of this manual AUDIO Audio can be enabled by highlighting Audio and pressing enter When enabled there will be an X in the box next to Audio When Audio is enabled the Pro1020 will beep twice to indicate stability when Auto Stable is enabled The instrument will also beep when a key is pressed When Audio is disabled
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