973-SF6 manual
Contents
1. Cylinder Stat fX S02 Y Humidity V Vol SF6 The changed units remain displayed as long as the instrument is in operation After restart of the instrument the display is set back to the standard configuration Both the units of the instrument and those of the Excel Protocol are independent of each other and must separately be selected Changing Color You are free to change the foreground and or background color of any data line with the Fore Color and Back Color menus Access the Fore Color and Back Color menus with the menu selection key To revert to the standard system default color scheme press and hold the 9 key for a few seconds see page 39 Fore Color Fore color affects the color of number and letters To change a data line s fore color Access the Fore Color menu Fore Color appears on the key and the keys above contain left pointing arrows No tice that each of the upper keys correspond to the data lines they point toward Press the arrow key corresponding to the data line you wish to change Notice that the fore color of the data line changes with each press of the key start 502 Pump i Internal Change the fore color on any of the other data lines with Vol SF gt the same method Back Color Back color affects the background color of number and letters To change a data line s back color 4 Access the Back Color menu Back Color appears on the key and the keys above contain left2. Make sure that a DILO coupling DN8 or DN20 is properly installed on the sampling tube but do not connect the DILO coupling to anything else at this time Since the DILO coupl ings are self sealing the sampling tube is sealed Ensure that the other end of the sampling tube is properly connected to the 973 Press the lower right key in order to select the Control Se tup menu Control Setup appears on the key while on the upper keys the available menu options are indicated Press the Evacuate Hose key With the sampling tube correctly connected press the Ok key in order to start the evacuation process After the evacuation has started the next window indicates the decreasing pressure of the sampling gas tube while eva cuating After reaching the set residual pressure of 20 kPa the evac uation process is stopped automatically and the window closes The instrument and the sampling tube are now ready for measurement By pressing the Cancel key during evacuation the process can be manually stopped Evacuation of the Internal Cylinder If the content of the internal cylinder is unknown or contaminated SF gas is in the storage tank the internal storage cylinder can be evacuated Frost Point 1 F 1 Measuring o Opti C at atm P a Humidity Disconnect tube from the 973 or connect to ER a reclaimer Evacuate Ok Hose Vessel Pressure 6 5 0 5 kPa abs Xx S502 E Humidity rump a Y
3. Pump Internal v Humidity Cylinder V Vol SF6 The data lines indicating the measured Humidity and SO concentrations as well as the Volume SF will only be displayed after completion of the measurement Dur ing the measurement only the current gas pressure of the measured compartment is indicated Fixed Function Keys and Status Line Without SO Option start X S02 V Humidity V Vol SF6 Pump Internal m Cylinder With SO Option Start Y 392 V Humidity V Vol SF6 Pump Internal m Cylinder Menu Keys Use the bottom key to change menus Keypad The bottom line of the display contains two fixed function keys The measurement process is started by pressing the Start button With the Pump button pump back of stored gas in the internal cylinder can be activated manually These function keys are not changeable and are always available Additionally this line contains the status indication which indi cates the current operation mode The level indica tor of the internal tank indicates the current storage capacity A 973 without the SO option will display an X next to SO to indicate that the measurement of SO concentration is not available To the right side of the display is a column of menu keys Each of these keys changes function as needed Notice that the bottom key in this column is different from the rest The bottom key is used to cycle the upper keys through the various menu options
4. and 9600 baud Cancel Ok Vessel Pressure Evacuate Intemal kPa abs Cylinder Pump Internal Cylinder Evacuate Hose so2 Humidity Vol SFG Units abs rel pressure mode The default configuration includes the units for all parame ters as well as the absolute or relative pressure mode Parameters The default configuration includes the parameter selection of the data lines Colors The default configuration includes the front and back ground colors selection Press and hold the number 9 on the keypad for about 5 seconds You hear a beep and a window opens By pressing the Ok button the standard display color con figuration and the standard baud rate 9600 are restored By pressing the Cancel button the window closes without restoring the standard colors or baud rate Maintenance Touch Screen Calibration The 973 utilizes a touch screen for user interaction To activate a menu option or toggle a func tion on or off simply touch the screen directly over the key or object desired Before using the instrument for the first time or when the instrument is used by different opera tors you may need to calibrate the touch screen to your finger positioning preference Left and right handed people for example may have different points of pressure when using the touch screen To calibrate the touch screen follow the instructions Press and hold the Enter key on the numer
5. Humidity ppmv Volume SF6 Vessel Pressure kPa abs Pump Internal m Cylinder Start so2 Humidity Vol SF6 Humidity ppmv Volume SF6 Vessel Pressure kPa abs A Pump Internal FRE Cylinder e O Vol SF6 Humidity ppmv Volume SF6 Vessel Pressure kPa abs a Pump Internal Cylinder a start f Y 502 Bi 1 Humidity mm Vol SFe Humidity ppmv Vessel Pressure kPa abs a Start v S02 Pum v Humidity a Vol SFB al yA Intemal Cylinder yA As soon as the 973 is connected to the gas compartment the current vessel pressure is indicated The standard con figuration for the pressure unit is kPa absolute The input pressure range is 100 1 000 kPa abs When the instrument is switched on the standard measur ing mode with SO Measurement Humidity Measure ment Volume SF Measurement and Pump Back Af ter Measurement is activated Press the Start button The Start button and the Pump but ton turn green The pump starts and the SO2 clock located next to the Start button begins to spin During the measurement SF gas flows from the gas compartment through the hose through the SO module and into the internal storage cylinder Once the SO measurement is complete the spinning clock stops and the measured SO concentration is displayed The 973 then automatically initiates humidity measurement The spinning clock indicates that measurem
6. You may add additional sheets as re quired using the New Worksheet functions of Excel Additional worksheets will be added with names such as Feeder 2 Feeder 3 and so on Click on the cell below the field Read Data from COM An arrow appears on the right side By click ing on the arrow the window for the input selections of the COM Port Number opens If you use the Keyspan USB Adapter you find the COM Port Number in the Keyspan USB Serial Adapter Assis tant see page 25 Oo fh LM e Lo Fu G xj After input of the COM Port Number the window Parameter Selection opens with which you can confirm whether your selection should apply to only gt this worksheet or all worksheets Feeder 1 n in zwei the file Although not required it is generally prefer able to copy the parameter changes to all sheets A Should this parameter selection be copied to all sheets In order to change the different units click on the respective unit field On the right side an arrow ap pears By clicking on this arrow a selection window with the possible units opens The selection of units of the Excel Protocol are independent of the display of the 973 Feeder Bay Dew Frost Point C at atm P 35 6 2130 a 98 o MN Vessel Pressure kPa abs Pump L Internal Cylinder Pump Internal Cylinder Pump Internal Cylinder X 502 FA Y Humidity Y Vol SF6 Start xX 502 V Humidity V Vol SF6 St
7. atm P Humidity ppmv Volume SF6 Vessel Pressure kPa abs Pump Internal Ej Cylinder Dew Point C at atm P a Humidity Vol SF6 Humidity Volume SF6 Vessel Pressure kPa abs a h gt Pump Intemal Cylinder yA a Frost Point C at atm P e XxX 02 Humidity Vol SF6 Humidity ppmv Volume SF6 Vessel Pressure kPa abs l h a i Internal Cylinder li a Stat X902 Y Humidity EEE gvo SFS As soon as the 973 is connected to the gas compartment the current vessel pressure is indicated The standard con figuration for the pressure unit is kPa absolute The input pressure range is 100 1 000 kPa abs When the instrument is switched on the standard measur ing mode with Humidity Measurement Volume SFs Measurement and Pump Back After Measurement is ac tivated Press the Start button The Start button and the Pump but ton turn green Because the SO measurement is disabled an X appears next to SO2 The pump starts and the humidi ty clock located next to the Start button begins to spin During the measurement SF gas flows from the gas compartment through the hose through the measuring head and into the internal storage cylinder The internal cylinder trend arrows and level indicator show the rising pressure in the internal storage tank After completion of the humidity measurement the spinning clock stops Both the
8. have alternative display and data line formats Please refer to page 21 for further information on the measurement of SO concentration Data Lines The first four lines of the display are for numeric representation of the measured data We refer to those first four lines as Data Lines Numeric data lines contain the value to the left with the parameter description and units to the right The displayed parameters and units can be changed but after a restart of the instrument the values will be reset to the stored standard configuration Frost Point Data Line 1 C at atm P This line displays the measured Dew Frost Point a The unit is C related to atmospheric pressure Humidity In the standard configuration instruments equipped with the SOs option show the SO concentration expressed in ppm The standard SO configuration is shown on the second display ppmv Volume SF6 Vessel Pressure kPa abs Data Line 2 This line displays the humidity content in either ppm parts per million by volume or ppm parts per million by weight This ppm unit is pressure independent Start X502 Pump Internal vV Humidity Cylinder Y Vol SF6 Data Line 3 This line displays the purity in Volume SFe Humidity mv i Data Line 4 Volume SF6 This line indicates the current pressure of the gas compartment The unit is kilo Pascal absolute pres sure Vessel Pressure kPa abs Start vso2
9. measured Frost Dew Point and the humidity content in ppm are displayed Then the Volume SF measurement starts and the corresponding clock begins to spin The internal cylinder trend arrows and level indicator show the rising pressure in the internal storage tank 3 5 6 Frost Point z C at atm P 2 0 T 6 Humidity 2 ppmv 9 Q 9 Volume SF6 7 5 0 5 Vessel Pressure s kPa abs Start XSO2 Pump La v Humidity Cylinder HE E Vol SF6 y 35 6 Frost Point C atatm P 2 0 7 6 Humidity ppmv 9 9 9 Volume SF6 a Vessel Pressure Y 5 0 B 5 kPa abs Stat X502 Pump Internal Y Humidit i Ma After completion of the Volume SF measurement the spinning clock stops and the measured Volume SF is displayed Finally the pump back starts and the trend arrows and level indicator show the decreasing pressure of the internal sto rage cylinder The mirror is heated at the same time indi cated by the red Start key During the heating phase the Start key is locked out At the completion of pump back the measuring head pres sure is reduced to 100 kPa abs approximately atmospheric pressure After stabilization of the displayed gas compart ment pressure approx 5 seconds the measurement re sults are now available on the data lines as well as on the serial interface for data transfer to the excel protocol see page 26 The measurement data for Humidity and Volume SFe remain stored and displayed u
10. or Nitrogen No u0 4su0200020n00nnnennnn nenn nennen nnnn nenn nen ennnnn namen nnnnen 24 DATA COLLECTION IN EXCEL 25 R5 232 USB Converter Install ation aussehen 25 Data Collection over RS 232 with the Excel Protocol uus0444020200 Ense Runen nenne nnnnen 26 SO3MODUEE o an er Be Ba ta a e aa 29 TEST FUNC HONS irienna ii 31 ee BES a ehe see er 31 973 SF6 E V3 0R i ADDITIONAL FUNG HON Sosa Eaa a ENE 35 Selection of the Indicated ParamMetersS ooocccoccccccnnccccnnnnnncnnccnnnnanononononannnnncnnonannnnncnnnnnnnnnnenns 35 SOECES ic 36 ENANA ld dl 37 storage of the Actual Settings cui ne Re 38 Restore Color Settings and Baud Rate ccocccccocncconcccccconconcononcnnnnnnnnoncnnnnnronononnnnnncnnnnnonannnnns 39 MAINLENANGE soriana E 41 Totehsecrecn Cala iaa 41 EOFS AMIN aie nee 42 EXICIIOR Cle Id nee ee 43 SPEGIFIGATIO Nord 45 li 973 SF6 E V3 0R General This manual explains the function of the 973 SF Analyzer with and without the SO option Throughout this manual the instrument will be called 973 This manual refers to instrument software versions 110525a and higher Should the 973 be used in any other way than that described in this user s manual or outside the limits described the built in safety pro tection of the instrument may be compromised Vol SF6 All descriptions in bold italic are related to the text on the front panel the display and the back panel of the 973 If yo
11. peformed using gas standards with certified SO concentration Please contact the manufac turer or your local supplier for further information Back panel mounting means that the user can easily replace the measurement cell assembly Replacement cell assemblies are readily available and are supplied pre adjusted for direct in stallation into the 973 To replace the SO cell follow the procedure Contact us or your local supplier to obtain a replace ment cell assembly Disconnect the 973 from gas or electrical connections and remove the four module screws Pull straight back to remove the existing SO mea surement cell assembly Install the replacement assembly making sure the seal ing O ring remains correctly located and the pins line up Replace the cover and screws Reconnect power and sample gas lines to continue measurement Test Functions Ice Test The measuring accuracy can be checked with a simple built in test The test may be performed at any time and is recommended if the results of your normal measurements do not correspond to expectations and an error is assumed with the instrument Dew Point Measuring C atatm P jer a Humidity Mera ppmv Volume SF6 Evacuate ose Erf Vessel Pressure pozi kPa abs Cylinder Pump Internal Cylinder Dew Point pende ions C at atm P Press the lower right menu key once to select the Control Setup menu Control Setup appears on the k
12. pointing arrows 207 6 Humidity Notice that each of the upper keys correspond to the data pomy lines they point toward 99 8 Sa JB Press the arrow key corresponding to the data line you ET wish to change Notice that the back color of the data line 650 f D re changes with each press of the key Start 02 Pump nema pe Change the back color on any of the other data lines with E vole ae ME En the same method The changed selections of the Fore Color and Back Color menus remain displayed as long as the 973 is in operation After restart of the 973 the display is set back to the standard configura tion Storage of the Actual Settings The 973 is delivered with a standard configuration Options you change during normal use are not saved and the instrument reverts to its default settings after cycling the power You may however store your current configuration settings as the power up default for this instrument Save your customized configuration as the default with the following Press and hold the number 7 on the keypad for about 5 seconds You hear a beep and a window appears asking for confir mation to store the current configuration as the new de fault Dew Point Measuring By pressing the Ok button the current instrument settings Catam p will be stored as the new default configuration pa By pressing the Cancel button the default settings remain unaltered The system will revert to its stored de
13. 6 35 6 207 6 start f X902 vV Humidity X Vol SF6 kPa abs Frost Point C at atm P Humidity ppmv Volume SF6 kPa abs Volume SF6 Vessel Pressure a F Pump Internal Cylinder e r Vessel Pressure Pump Internal Cylinder Activate the Air N measurement mode by selecting Hu midity Measurement and Air N2 Mode in the Measuring Options Menu Press the Ok key In this measuring mode only the Humidity Measurement is performed without storing the gas in the internal cylind er Press Start During measurement the 973 will pump gas through the gas connection port over the measuring head and through a vent to atmosphere Once the humdity value is stable the instrument beeps and holds the measured value on the display Data Collection in Excel RS 232 USB Converter Installation ON KeysparnisA 19hsWinv34 EXE K19hasstexe Keyspan USB Serial Adapter USA19H Assistant DoR Adapter Status Properties Fort Mapping Diagnostics Help US N COM Port Number 4 KeyspanUSA19HforWindowsv34 pdf On the CD ROM 973 SF you will find the drivers for the Keyspan RS 232 USB Adapter Double click on KeyspanUSA19hsWinV34 exe and follow the installations instructions The pro gram is stored by default in the folder C Program Keyspan USB Serial Adapter You may also find the latest d
14. 620 2 5 m English French or German Pressure calibration 2 point dew frost point 3 point volume SFs Range 0 100 ppmy or 0 500 ppm Linearity lt 2 of range lt 2 of range Sensitivity drift lt 4 year lt 2 month Response time lt 30 s 0 to 20 ppm Too lt 20s 100 120 VAC 200 240 VAC 50 60 Hz auto switching up to 10 of nominal voltage Overvoltage category Il Rated pollution degree 2 200 Watt 900 kPa Air 10 C 40 C 20 C 50 C Maximum relative humidity 98 RH non condensing Permissible instrument must be protected against exposure to water Up to 22000 m Instrument with Transport Case 420 mm 650 mm 155 mm 370 mm 390 mm 510 mm 16 5 kg 32 kg We reserve the right to change design or technical data without notice 973 SF6 E V3 0R 45
15. SF Analyzer 973 Operation Manual Model 973 SF V3 0 RH Systems LLC 3416 Vista Alameda NE Albuquerque NM 87113 USA 1 505 856 5766 Phone 1 866 891 3399 Fax info rhs com www rhs com Table of Contents TABLEOFCONTEN osuna ts GENERA cia 1 SHORT DESCRIPTO Novato 3 OPERATION cirio 5 Front Panel without SOs Op li n sun 5 Front Panel wth SO OPION ea er 5 Back Panel Without 502 OPplO Mirada dida li 9 Back Panel Wi oQ ODIO Asian is 9 INITIAL SETUP dia 11 A O 11 Eleetrieal Conneelion as aa ein 11 Connection of the Serial Interface u a 11 SEE GAS CONNECHON een nee eaa a a ee a te SS eee meee an 12 Evacuate the Sampling Tube cccooccccconccocccocnconconcnnoncnncnncononnnnnnnnnnnnnnonnnrnnnnnnnnnnnnnnnrnenannnnns 13 Evacuation of the Internal CVING ON Eike 14 SFs Gas Connection to the COMpartMent cccocccccnccccnncccnnocnononnnncnnononnnnnononconnnnonnncnnnonanennnonos 15 MEASUREMENT OPTIONS ci iia 17 Navigating the MEN Sita d 17 MEASUREMENT asus E A AENA Era 19 Measurement without 505 OPINA ed 19 Termination of Measurement 0 202220224022n nennen nen nnne nee nnnennnnnnnnnnnnnnn nenn nen nnnn nennen 20 Measurement with SOs Option seisine terer E Ea e Ea 21 Termination of Measurement ocoocccccccccccccnocncononononononoconononononnnnnnonnonnnnnnnnnnnnnnnonnnnnnannnnnnnnnos 22 Meas nng Range LIMIaAUONS ssis S 23 Alarm MESSAGES sareni e ll E 23 Measurement ADORO Annan ee ehe 24 Measurement of Air
16. The text on the bottom key changes to indicate the cur rently selected menu option The text of the upper keys change based on the functions available in the menu The keypad is used for entering data into the 973 For normal operation it is rarely used Carrying Handle To adjust the position of the carrying handle press the buttons on both sides to unlock it before rotat ing Release the buttons when the desired position is found 973 SF6 E V3 0R Back Panel without SO Option Gas Inlet Quick Coupling Fan RS 232 Serial Interface Power Socket with Main Switch Back Panel with SO Option Optional SO Sensor with Calibration Date and Replacement Date Power Connection The AC power cord is connected to the power socket on the instrument back panel The power socket also includes the power switch The power supply voltage is 100 120 VAC 200 240 VAC at 50 to 60Hz The power supply is internally fused and will automatically switch off in case of an overload To restart the power supply the instrument main switch must be switched to 0 and I again SO Module When fitted the SO2 module is mounted to the back panel of the 973 which allows the SO sen sor to be easily replaced by the user The sensor has to be replaced every two years The cali bration and replacement dates are indicated on the SO Module Gas Inlet Quick Coupling The sampling line is connected to the sample gas inle
17. Vol SF6 Internal Cylinder Disconnect tube from the 973 or connect to a reclaimer Frost Point C at atm P Measuring Options a Evacuate Hose Evacuate Internal Cylinder Ok OAS aS KPa abs Sta lol Peal eee 502 Humidity Vol SF6 Frost Point C at atm P Evacuate Internal Cylinder 02 Humidity Vol SF6 Yy Internal Cylinder Press the Evacuate Internal Cylinder key in the Control Setup menu The dialogue box requests you to remove the sampling gas tube or connect an SF reclaimer to the 973 Disconnect the quick coupling from the SAMPLE GAS inlet or connect the instrument to an SF reclaimer Press the Ok button to start the internal cylinder evacua tion The dialogue box indicates the current internal cylinder pressure during evacuation After evacuating below 20 kPa residual pressure the internal pump automatically stops The evacuation process can be stopped by pressing the Ok button If the 973 is connected to an external reclaimer evacuation can be continued with the reclaimer until the desired resi dual pressure is reached By pressing the Ok button the evacuation process can be stopped SF Gas Connection to the Compartment 973 SF6 E V3 0R If the sampling tube was properly evacuated before the first measurement it is now ready to connect to the gas com partment When moving the conn
18. art Y SO2 V Humidity V Vol SF6 El D E F G H J Dew Frost Moisture Point Content PC at atm P 02 ppmv ppmv A D E F G H l J Dew Frost Moisture Point Content C at atm P ppmv Instrument ID 973 SF6 Instrument S N 05 0714 Measurement Not Complete i x A Please wait for the measurement bo complete and try again Enter the gas compartment identification in the ap propriate fields the three leftmost columns Use the Start button to initiate a measurement with the 973 After completion of a measurement the measuring results for Humidity and SFs and SO if your instrument is equipped with the SO option are available on the display and on the serial port The pressure value on the display indicates the cur rent gas compartment pressure as long as the sam pling tube is connected to the corresponding gas compartment Data is now ready for transfer The measurement is finished if all selected modes are confirmed with a check mark and the red light of the start button expires after the end of the mirror heating phase If your instrument is not equipped with an SO mod ule then an X will remain next to SO2 indicating that no SO measurement took place However if your instrument is equipped with the SO option and that measurement mode was selected a check mark will appear in front of S02 By clicking the Read button the measured values for Dew Frost Point Moistur
19. asily check the 973 calibration at any time using the built in Ice Test function pro viding instant verification of system accuracy and integrity Connect and Go The system is supplied ready for immediate use 973 SF with Standard Accessories Transport Case 6m Stainless Steel armored PTFE tubing DILO coupling DN20 and DN8 3 m RS 232 cable incl USB adapter with USB cable 3 m power cable Operation Manual CD ROM 973 SF6 E V3 0R Operation Front Panel without SO Option Touch Screen calibration SF Analyzer 973 35 6 Frost Point EN C at atm P 2 1 2 Humidity ppmv 99 8 Volume SF6 6 5 0 5 Vessel Pressure kPa abs Stat XS02 Pump Internal v Humidity Cylinder V Vol SF6 Data Lines Status of Measurement Keypad Measuring Head Fixed Function Keys pee Internal Tank Capacity Front Panel with SO Option ER calibration SF Analyzer 973 3 3 so2 ppmv 21 3 Humidity ppmv 99 8 Volume SF6 6 5 0 5 Vessel Pressure kPa abs Stat V502 Pump Internal S im e ME LCD Display with Touch Panel The 973 utilizes a full color active matrix liquid crystal display with an integral touch panel It has a high contrast ratio and a wide viewing angle for easy readability Data is displayed in large easy to read fonts Using the on screen function and menu keys you can easily configure each line of the display and navigate the menus Versions equipped with the SO option will
20. asurement Vol 02 Measurement SF6 Measurement and Pump Back After Measurement Humidity Measurement Vol SF6 Measurement Now press the Ok button Pump Back After Measurement us Air N2 Mode recovery bypass With this configuration only humidity measurement is per ox Cancel formed The sample gas is collected and held in the inter nal cylinder and not automatically pumped back Measurement Control Setup For the purpose of this example select only Vol SF6 Description Measurement and disable SO2 Measurement Humidity SO2 Measurement Measurement and Pump Back After Measurement Humidity Measurement Vol SF6 Measurement Now press the Ok button Pump Back After Measurement Air N2 Mode recovery bypass With this configuration only the SF purity measurement is ok cancel performed The sample gas is collected and held in the internal cylinder and not automatically pumped back Measurement Control Setup For the purpose of this example select only S02 Mea Description surement and Vol SF6 Measurement and disable Yi 502 Measurement Humidity Measurement and Pump Back After Mea Humidity Measurement surement E Vol SF6 Measurement Pump Back After Measurement Now press the Ok button Air N2 Mode recovery bypass a With this configuration SO gt measurement and volume z SFs measurement will be performed without humidity mea surement and automatic pump back Measurement Contro
21. clean the mirror lf the measured ice melt temperature was in the range of 0 2 C the check is successful and will be indicated with the calibration status PASS lf the measured ice melt temperature was outside the range of 0 2 C the check was not successful and will be indi cated with the calibration status FAIL In this case the ice test should be repeated If it continues to fail the instrument should be sent to the manufacturer or an authorized agent for evaluation and or repair Press the Ok button on the PASS FAIL status window The next window requests you to clean the mirror Clean the mirror with a clean cotton bud or lint free tissue More detailed mirror cleaning information is available on page 43 Install the optical head while observing the guide pin and up arrow Close the measuring head with the screw cover More detailed information is available on page 43 Additional Functions Selection of the Indicated Parameters Selecting which parameter to display on the four data lines is easy It is done with the Parame ter menu Press the lower right menu key a couple of times to select the Parameter menu Notice that each of the upper keys correspond to the data lines they point toward Frost Dew Point C at atm P d Humidity ppmv J Volume SF6 Vessel Pressure kPa abs E Pump Internal r i Cylinder a Start so2 Humidity Vol SFE Humidity A Pres
22. e Content SF6 Vol and Pressure are transferred into the corresponding cells If your instrument is not equipped with an SO module the SO2 line will simply remain empty If you have the SO option then the SO reading will also appear in its column Additionally the Date is recorded The value for the pressure measurement corresponds with the meas ured value at the moment when the Read button is pressed The stored data for Dew Frost Point Moisture Content and SF6 Vol remain stored in the 973 until the next measurement is started The instrument type and serial number are automat ically stored in the last line at the bottom of the page Note that data communication can be accomplished after completion of the measuring cycle If the Read button is pressed during the measurement a mes sage appears which requests you to wait for comple tion of the measurement If you see this message just click Ok and wait for the measurement to com plete then press the corresponding Read button again SO Module The 973 internal SO module provides the user with the capability to measure SO concentra tion in SF gas compartments The module is conveniently mounted on the back panel of the instrument with the sample gas connections internally connected The module uses an electrochemical cell specifically for SO The measurement cell is designed to provide accurate and stable results for two years in normal operation Calibration checks can be
23. ears on the key and the keys above show the various units Humidity Notice that each of the keys shows different types of units Un ppmv like the Parameter menu the keys do not correspond to the Vol SF6 Flow Rate data lines but rather to different unit types Vessel Pressure Pressure d kPa abs Absolute Pump Internal i Cylinder f l Start X902 Y Humidity Y Vol SF6 Temp To change temperature units press the key labeled Temp No de tice that the corresponding unit changes each time the key is Temp pressed Also notice that any data line that is currently indicat IE ing temperature data also changes to the new unit Temp 4 K Pressure l Change other units such as Pressure Flow Rate etc with the kPa same method Pressure I Pressure Flow Rate l l min Pressure In addition to setting the Pressure units the mode may be set Mode to either absolute or relative mode abs Pressure Note Relative mode is often referred to as gauge mode or over pressure Mode rel Frost Point If you like you may clear the menu keys when finished by cycl lees ing through all the menus using the lower right key on the touch Humidity screen or by pressing the Enter key once Note that this is not SE J required and nothing is wrong with leaving the Volume SF6 Units menu or any other menu on the screen Vessel Pressure kPa abs Pump Internal
24. ection from compartment to compartment there is no need to re evacuate Remove the dust caps from fittings check both threads are clean and carefully screw on the fitting ensuring a good seal is made 15 Measurement Options Navigating the Menus The various menus of the right column of keys are navigated by using the key in the lower right corner of the touch screen Each time you press the lower right key a new menu appears on the keys directly above it The menu is circular meaning that once you go past the last menu the first one appears again and the process starts over You can use the key on the keypad to move backward through the menus Use the Enter key to clear the menu Selecting the Measurement Options With the measuring options you can select either the Humidity Measurement Volume SF measurement or both In addition you can select Automatic Pump Back of the stored gas after the termination of the measurement With the standard 973 SFe configuration humidity mea surement volume SF measurement and automatic pump back are selected This configura tion can be changed However after restarting the instrument it will be set back to the standard configuration Dew Point Measuring Press the lower right menu key once to select the Ba Control Setup menu Control Setup appears on the key Humidity Ice Test while the keys above change to available menu options ppmv Notice that the top key indicates Measuring O
25. ent is in progress During humidity measurement SF gas flows from the gas compartment through the measurement head and into the internal cylinder After completion of the humidity measurement the spinning clock stops and the humidity content in ppm is displayed Then the Volume SF measurement starts and the corresponding clock begins to spin The internal cylinder trend arrows and level indicator show the rising pressure in the internal storage tank SO2 ppmv 207 6 m 99 9 Volume SF6 Vessel Pressure Y 5 0 a 5 kPa abs start V SO2 Br Sa v Humidity Y Vol SF6 pa L ee SO2 ppmv 2 0 7 6 Humidity ppmv 99 Q Volume SF6 Vessel Pressure 5 0 5 kPa abs Pump Internal Y Humidit Aa ll After completion of the Volume SF measurement the spinning clock stops and the measured Volume SF is displayed Finally the pump back starts and the trend arrows and level indicator show the decreasing pressure of the internal sto rage cylinder The mirror is heated at the same time indi cated by the red Start key During the heating phase the Start key is locked out At the completion of pump back the measuring head pres sure is reduced to 100 kPa abs approximately atmospheric pressure After stabilization of the displayed gas compart ment pressure approx 5 seconds the measurement re sults are now available on the data lines as well as on the serial interface for data transfe
26. ey while the keys above change to the available menu options Notice that the second key from the top indicates Ice Test Humidity Vol SF6 Press the Ice Test menu key A window requests you open the measuring head Evacuate Vessel Pressure ro kPa abs Cylinder Pump Internal Cylinder start X502 Humidity X Vol SFE The measuring head of the 973 is located on the right side of the front panel Remove the large tan cover screw by twist ing it counter clockwise about 3 full turns More detailed removal installation information is available beginning on page 42 Dew Point C at atm Humidity Please open the measuring head 986 1 Start a p XxX 502 Humidity X Vol SF6 sel Pressure abs E Dew Point C at atm Ice Test in progress Please wait for the beeps Then press button when ice melts 086 1 Start x SO2 Humidity X Vol SFE Internal Cylinder P Vessel Pressure kPa abs Pump Internal Cylinder Measuring Options Ice Test Evacuate Hose Evacuate Internal Cylinder Measuring Options Ice Test Evacuate Hose Evacuate Internal Cylinder Dew Point C at atm Humidity Ice Test in progress Please wait for the beeps Then press button when ice melts 986 1 Start E XxX 502 Humidity X Vol SF6 P ssel Pressure abs I Internal Cyl
27. fault set 21 esc Hose tings at the next power up cycle 5 860 1 MESSI Evacuate Intemal kPa abs Cylinder Start ar Pump Internal mS eee Cylinder Y Vol SF6 Safe current configuration as the default The Default Configuration includes the Following Settings Measurement Control Setup Measurement Options Description Yi 502 Measurement The standard configuration includes the chosen measur Humidity Measurement ing options E Vol SF6 Measurement E Pump Back After Measurement 34 The first illustration displays the standard configuration for Air N2 Mode recovery bypass i i i a 973 equipped with an SO module The second is for a oe _ Cancel 973 without an SO module Measurement Control Setup Description SO2 Measurement Humidity Measurement E Vol SF6 Measurement Pump Back After Measurement Air N2 Mode recovery bypass Ok Cancel Frost Point C at atm P Humidity ppmv Volume SF6 Flow Rate l min Vessel Pressure Hex kPa abs Absolute Pump Internal Cylinder Frost Dew Point C atatm P Stat X502 v Humidity Y Vol SF6 Humidity ppmv Volume SF6 Vessel Pressure kPa abs Pump Internal y Cylinder Stat X502 Y Humidity Y Vol SES Stat X502 Pump Internal Y Humidity Cylinder Y Vol SF6 Dew Point Messing C at atm P Humidity Press Ok to restore default screen colors
28. ic keypad for 3 to 4 seconds If you ve done it correctly you ll hear two short beeps and a key in the upper right corner will turn yellow If not release the Enter key and try again With the tip of your finger press the center of the yellow key in the upper right corner of the touch screen It is la beled Touch This Key Once you touch it the yellow col or goes away and another key turns yellow Now touch the yellow key that s in the lower left corner of the touch screen Once you touch it the yellow color goes away and you have successfully calibrated the touch screen Test your new touch screen calibration by pressing the bottom right menu selection key several times If it seems not to work well just repeat the calibration steps again from the beginning You may recalibrate the touch screen as often as needed however it is rarely required If the touch screen does not seem to be working please attempt to recalibrate it Mirror Cleaning The heart of the 973 is the measuring head assembly It is designed to be highly sensitive and accurate yet rugged and easily accessible for periodic mirror cleaning To ensure high accura cy the mirror should be cleaned before starting a series of measurements After removing the screw cover and the measuring head optical assembly the mirror is easy accessible Request for Mirror Cleaning If the 973 detects that a mirror cleaning is necessary af ter completion of a measurement y
29. inder Measuring Options Ice Test Evacuate Hose Evacuate Internal Cylinder Once the screw cover has been removed the black optical assembly optical head is now removed by pulling it straight toward you The mirror is now visible and you are redy to per form the Ice Test Confirm that you opened the measuring head and are ready for the Ice Test by pressing the Ok button This starts the test immediately During the Ice Test the mirror rapidly cools to approximately 30 C Because the measuring head is open humidity from the ambient air starts to condense on the mirror This forms a frost layer on the mirror which can be strengthened if ne cessary by blowing on it After reaching the low temperature and forming ice on its surface the mirror begins heating As the temperature approaches 0 C the instrument begins to beep with those beeps becoming faster as the mirror gets closer to ice melting temperature Visually observe the mirror As soon as the mirror tempera ture crosses 0 C the ice should melt into liquid water drops When you observe the phase transition on the mirror press the Ok button The mirror temperature is measured at that moment and a dialog box appears with the test results Ice melt temperature 0 2 C Calibration status PASS ok Ice melt temperature 6 4 C Calibration status FAIL Out of tolerance ok Ice melt temperature 0 2 C Calibration status PASS Please
30. l Setup For the purpose of this example select Humidity Description Measurement Vol SF6 Measurement and Pump Back SO2 Measurement After Measurement Humidity Measurement H Vol SF6 Measurement Now press the Ok button Pump Back After Measurement _ Air N2 Mode recovery bypass With this configuration humidity and SF6 purity measure ox a ments will be performed followed by automatic pump back of the sample gas This is the standard 973 configuration Measurement Control Setup In this example select the Humidity Measurement and Description Air N2 Mode S02 M t an Rai Mersi sien Now press the Ok button a oe Se Me een aa N With this configuration only the humidity measurement is E Air N2 Mode recovery bypass performed The measured gas will be pumped to atmos ox phere rather than being stored in the internal storage cy linder This mode is only used for the measurement of air or nitrogen N2 and should never be used for measure ment of SF6 gas Measurement Measurement without SO Option This section describes the measurement sequence for the 973 SF Analyzer without the SO option Please refer to page 21 for the equivalent procedure for instruments equipped with the SO option If you intend to collect the measurement data automatically please install the Excel Protocol sheet as described on page 25 before the start of the measurement Dew Point C at
31. ntil the next measurement is started by pressing the Start button The vessel pressure measurement always indicates the current pressure at the 973 sample gas input After completion of the measure ment the gas compartment pressure remains properly indi cated as long as the sampling tube is connected to the gas compartment After connection of the sampling tube to the next gas com partment the next measurement can be started by pressing the Start button Termination of Measurement After completion of the measurements disconnect the DILO coupling from the gas compartment and close it with the yellow screw cover Then disconnect the quick coupling from the 973 and cover the gas inlet as well as the coupling of the tube with the blue caps The last measured SF remains in the sampling tube A correctly closed sampling tube is protected from dust and am bient air If the measurement was stopped with a normal pump back sequence 100 kPa abs pressure 0 kPa gauge will remain in the internal storage cylinder The instrument can now be correctly transported Measurement with SO Option The section describes the measurement procedure for the 973 SF Analyzers equipped with the SO option Refer to page 19 for equivalent procedures for instruments without the SO option If you intend to collect the measurement data automatically please install the Excel Protocol sheet as described on page 25 before the start of the measurement
32. ons as follows Frost Point C at atm P Humidity Volume SF6 Vessel Pressure Pump Internal A Cylinder Frost Dew Point C at atm P start X302 vV Humidity V Vol SF6 Humidity Volume SF6 Vessel Pressure start X502 P v Humidity Er Y Vol SFG J Alarm Messages Internal Cylinder Dew Point Vessel pressure too low Check valves and fittings Vessel Pressure kPa abs Pump Internal Cylinder Dew Point C at atm P n Xx S502 SE X Humidity X Vol SF6 Vessel Pressure kPa abs Pump Internal Cylinder X 502 stan X Humidity X Vol SF6 If the measured value of Humidity is below the measuring limit of the 973 the display shows a smaller than symbol lt followed by the lower limit humidity value This indicates that the actual measured humidity value is below the displayed value and below the measuring limit of the instrument If the measured value of Volume SF is below the mea suring limit of the 973 the display shows lt 80 This indicates that the actual Volume SF value is below the measuring limit of the instrument If the instrument indicates a reading of gt 100 for Volume SFe service or calibration may be needed Please contact the manufacturer or your local supplier for further informa tion lf the gas compartment pressure is too low or if the DILO coupling is not correctly connected to
33. ou will hear a beep and a window will open with a request to clean the mir ror Dew Point C at atm P Please clean mirror ERER 94 T 8 Vessel Pressure kPa abs Start ce Pump Internal BERRY Cylinder IX Vol SFE Removing the Measuring Head Cover The measuring head is located on the right side of the 973 front panel To gain access to the mirror and opto electronic components you must first remove the screw cover The cover looks like a large tan colored knurled knob To remove it simply twist it counterclockwise It requires ap proximately three full turns to completely unscrew allowing you to remove it Removing the Optical Assembly Once the screw cover has been removed the black optical assembly optical head is now removed by pulling it straight toward you Inspecting Cleaning the Mirror Clean the mirror with a clean cotton swab or lint free tissue Notice e Never attempt to polish the mirror e If needed the mirror may also be cleaned with methanol or alcohol Always follow the use of these cleaning chemicals with distilled water to ensure they are completely rinsed from the mirror surface Reassemble the Mirror Components Reassemble the mirror components in the reverse order of Up Arrow disassembly 1 Install the optical assembly taking note of the guide pin Ensure that the arrow is pointing upward toward the top of the unit 2 Replace the screw cover Hand
34. ptions Volume SF6 Eat A cee o ose Vessel Pressure ffas kPa abs Cylinder aoe Contro Vol SF6 y a Press the Measuring Options menu key at the top right corner of the screen The Measurement Control Setup window appears Dew Point C at atm P Measurement Control Setup Description Ice SO2 Measurement This standard 973 configuration without the SOs module is Humidity Measurement Vo easuremen Evacuate Fr Hose Humidity Measurement Vol SF6 Measurement and Air N2 Mode recovery bypass Ok Cancel Evacuate Internal Krad dus Cylinder Start me Pump Internal Control Humidity Cylinder Setup Vol SF6 Measurement Control Setup Description S502 Measurement Humidity Measurement u Vol SF6 Measurement Pump Back After Measurement Air N2 Mode recovery bypass Ok Cancel Pump Back After Measurement For the 973 equipped with the SO option the standard configuration is SO2 Measurement Humidity Measurement Vol SF6 Measurement and Pump Back After Measurement Measuring Mode Examples The examples shown include the measuring options for the 973 when equipped with the SO option When there is no SO module fitted to the instrument the SO2 Measurement button is disabled and cannot be selected Measurement Control Setup For the purpose of this example select only Humidity Description Measurement and disable SO2 Me
35. r to the excel protocol see page 26 The measurement data for SO Humidity and Volume SF remain stored and displayed until the next measure ment is started by pressing the Start button The vessel pressure measurement always indicates the current pres sure at the 973 sample gas input After completion of the measurement the gas compartment pressure remains properly indicated as long as the sampling tube is con nected to the gas compartment After connection of the sampling tube to the next gas com partment the next measurement can be started by pressing the Start button Termination of Measurement After completion of the measurements disconnect the DILO coupling from the gas compartment and close it with the yellow screw cover Then disconnect the quick coupling from the 973 and cover the gas inlet as well as the coupling of the tube with the blue caps The last measured SFe remains in the sampling tube A correctly closed sampling tube is protected from dust and am bient air If the measurement was stopped with a normal pump back sequence 100 kPa abs pressure 0 kPa gauge will remain in the internal storage cylinder The instrument can now be correctly transported Measuring Range Limitations The lower measuring limits of the 973 are approximately 40 ppm for Humidity and 80 for Vo lume SFe If the measured value for Humidity or Volume SF is below this measuring limit the instrument indicates these conditi
36. river for this device at www tripplite com and search for USA 19HS After installation you may plug the adapter into the USB port of your computer Locate the Keyspan Assistant in the default folder C Program Keyspan USB Serial Adapter Double click on K19hasst exe or launch the Keyspan Serial Assistant from the Start menu In the Adapter Status tab the assistant will show you which COM Port the USB Adapter will use You will need this COM Port number later since it will need to be entered into the Excel Protocol in the cell Read Data From COM After the installation additional information regard ing use of the adapter should be found in the follow ing folder C Program Keyspan USB Serial Adapter docs Data Collection over RS 232 with the Excel Protocol When the 973 is connected to a computer via the RS 232 connection the measuring results may be transferred directly into the Excel Protocol On the CD ROM 973 SF you will find the 973 SF6 protocol Double click on 973 SF6 Protocol V10 973 SF6 Protocol V10 a After opening the 973 SF6 protocol the safety warn C 1973 SF6 Protocol V10 xls contains macros ing may appear Please select Enable Macros Macros may contain viruses It is usually safe to disable macros but if the macros are legitimate you might lose some functionality Disable Macros __ More Info The protocol initially has only one worksheet named Feeder 1
37. s the arrow key corresponding to the data line you wish zu LL to change Notice that each time you press the arrow key Humidity Bar the parameter of the data line changes The parameter se ppmv lection is circular meaning that once you reach beyond the Volume SF6 Sy last available parameter the first one is again displayed penal and the cycle starts over Change the parameters on any of the other three data lines with the same method Se Dew Point o came E Humidity ppmv Volume SF6 E Vessel Pressure kPa abs Pump Internal x m Cylinder EN Start S02 Humidity Vol SF6 If you like you may clear the menu keys when finished by cycling through all the menus using the lower right key on the touch screen or more easily by pressing the Enter key once Note that this is not required and nothing is wrong with leaving the Parameter menu or any other menu on the screen Start 502 Humidity Vol SFG The changed selection of the Parameter menu remains displayed as long as the 973 is in oper ation After restart of the 973 the display is set back to the standard configuration Both the pa rameters of the instrument and those of the Excel Protocol are independent of each other and must separately be selected Selection of Units The data may be viewed in any of the many available units SI sempre Use the lower right menu key to select the Units menu Units AMO ___1 app
38. t If the instrument is not in use the inlet should be protected with the blue cover RS 232 Serial Interface Connector The RS 232 connector is used when connecting the 973 to a computer Use the supplied 9 pin 1 1 cable to connect the 973 to a desktop or laptop computer This cable has a male connector on one end and a female connector on the other end It is most often referred to as a serial ex tension cable Fan When the 973 is switched on the cooling fan always runs independent of the ambient and in strument temperatures 10 973 SF6 E V3 0R Initial Setup Preparation The 973 needs a source of normal AC power The label on the back panel indicates the accept able input voltage range The instrument has been designed to work with a power range be tween 100 120 VAC 200 240 VAC at 50 to 60 Hz This normally covers all usual AC line vol tages Electrical Connection The power socket and the 973 main power switch are on the back panel of the instrument Use the provided power cable to connect the instrument to the AC power Start the instrument by turning on the power switch The dis play of the 973 comes up immediately following the proces sor s boot phase The boot phase may take several seconds to complete Connection of the Serial Interface If you intend to transfer the measured data to a computer connect the serial cable between the instruement and the computer 973 SF6 E V3 0R 41 SF Gas Connec
39. the gas compartment an underpressure occurs in the sampling tube and the measurement stops automatically The 973 displays that the pressure is too low Make sure the sampling tube is correctly connected on both sides and the minimal gas pressure of at least 100 kPa ab solute is available If the gas compartment pressure is too high to allow the pump back the 973 turns the pump off automatically and indicates that the compartment pressure is too high The maximum pump back pressure is 900 kPa abs Connect the 973 to a gas compartment or waste cylinder with a lower pressure to pump back the stored SFs Measurement Aborted If the measurement is aborted due to low or high pressure conditions the 973 will heat up the mirror restore the measuring head pressure to 100 kPa abs approximately atmospheric pres sure and stop Pump back of the stored gas in the internal cylinder can be started by pressing the Pump key Measurement of Air or Nitrogen No The 973 is equipped with a measuring mode for air or nitrogen The measured air nitrogen is not stored in the internal cylinder and will be pumped to atmosphere through a small vent point in ternal to the 973 Measurement Control Setup Description SO2 Measurement E Humidity Measurement Vol SF6 Measurement Pump Back After Measurement u Air N2 Mode recovery bypass Dew Point C at atm P P Humidity ppmv 750 5 S x S02 j Humidity X Vol SF
40. tighten until snug Do not over tighten Exterior Cleaning Front Panel The 973 front panel is completely sealed and easily cleaned with liquid glass cleaner or other mild cleaning chemicals moistened on a cloth Clean the front panel periodically as needed Specifications Measuring range Frost Dew Point Humidity content by volume Humidity content by weight Volume SFe Inlet pressure Accuracy Frost Dew Point ppm ppmw Volume SFe Pressure Standard Features Digital VO Thermoelectric mirror cooling Mirror temperature sensor LCD display with touch screen Internal gas tubes Gas connections Couplings External sample gas tube ORIS Transport Case Power Cable Operating instructions Calibration certificate Optional Internal SO gt Module Additional Information Supply voltage Supply voltage fluctuations Power consumption Pump back pressure max Cooling Operation Temperature Storage Temperature Humidity Outdoor use Altitude Weights amp Dimensions Width Height Depth Weight Specifications 973 SFs 50 20 C 40 20 000 ppm 5 2500 ppMw 80 100 100 1 000 kPa abs 0 5 C 1 ppm 6 of reading 0 5 3kPa RS 232 3 stage RTD Pt 100 5 7 Stainless Steel 316L FEP Quick connect fitting Swagelok QM Series Dilo DN8 VK F 02 8 and DN20 VK F 02 20 6 m stainless steel armored PTFE tubing Optimum Response Injection System Custom fit foam lined Peli 1
41. tion If your computer is equipped with a USB interface you can use the provided RS 232 USB converter You will find the drivers on the CD The installation and data collection will be explained in the chapter Data Collection in Excel on page25 The quick coupling on the instrument side of the sampling tube must be connected to the SAMPLE GAS inlet Note To prevent contamination the blue cover caps of the instru ment and sampling tube should always be installed when the instrument is not in use The standard accessories of the 973 include a DN8 anda DN20 DILO coupling Evacuate the Sampling Tube The sampling tube must be evacuated before the first initial measurement is started Once in itially evacuated there is no need to re evacuate the hose even when moving the connection to the next compartment Dew Point aa ions a om C atatm P 3 Ice Test Connect the Hose to the 973 and ensure the other end is sealed Evacuate ok 5 5 8 6 1 Vessel Pressure fap kPa abs Cyli Start KECE Pump Internal V Humidity Cylinder Y Vol SF6 Dew Point seht ions C at atm P p Humidity eleet Connect the Hose to the 973 and ensure the other end is sealed Evacuate Hose Xx 502 an m V avo SF6 RENA GESTO Evacuate Internal 1 abs Cylinder Pump Internal Cylinder Please wait while the hose is evacuated below 20 0 kPa abs External Hose Pressure 125 32 Cancel
42. u wish to use the instrument as quickly as possible we recommend reading the chapters Initial Setup page 11 and Measurement page 19 Standard use of the instrument is ex plained in these two chapters Short Description Reliable Measurements in SF The 973 was specifically designed for measurement of humidity SF purity and SOs concentra tion in gas insulated switchgear systems Humidity measurement data Is displayed in ppm ppm and Dew Frost Point SF purity measurement is displayed directly in Volume SF Both the humidity and purity measurements utilize accurate and reliable condensation techniques SO concentration is measured with an electrochemical cell with results displayed in ppm Gas Recovery and Pressure Measurement The 973 is equipped with a gas recovery system that stores the sampled gas during the mea surement process in its internal storage tank After completion of the measurement the stored gas is automatically pumped back into the original compartment or into another vessel The compartment pressure is also measured Easy Automated Measurement The 973 is equipped with a user configurable full color active matrix LCD with integrated touch screen The 973 may be configured for measurement of Humidity and Volume SF with either automatic or manually initiated Pump Back Using the bi directional RS 232 communications port all measurement data may be easily transferred to a computer Calibration Users can e
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