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Aurora User`s Manual 4 MB - GE Measurement & Control

1. OU amp LB E ro A M S u Figure 3 Aurora H20 System Assembly with Optional EU ATEX Heater Aurora H20 User s Manual 5 Chapter 1 Features and Capabilities 1 4 System Components cont Table 1 Aurora H20 System Parts List mo Description Ne Deepio ioo S Cress or Purge Gos Selector 6 CociescingFiter Drain
2. 10 24 18 31 Aurora H20 User s Manual 31 lt AN 247 gt A L1 L2 IN G CN 7 N N N A i VG 0 ZHO9 0S SS E e A OvZ 001 OUTPUT 4 20mA B RS 485 C PORT 1 PORT 2 R T N R 7 N IOIA e ZI A KA XLS al SEE NOTE 1 CUSTOMER GROUND NOTES 1 I O CONNECTIONS AND PRESSURE TRANSMITTER WIRE GAUGE RANGE 12 24 AWG 2 AC AND DC CONNECTION WIRE GAUGE RANGE 12 18 AWG Aurora H20 User s Manual GROUND BAR AC OPTION SHOWN a DC WIRING ao SEE NOTE 2 I O CONNECTIONS SEE NOTE 1 Chapter 2 Installation Figure 32 Aurora H20 Electronic
3. sjajul e jo Bullajua UNPUO JIMOJ S0UBISIP ZIWIUIN QUI Jodsues ajduwes SunJ edid eorueA uo oou98JajoJd uormejueuo OU SI 9J9U 31ON uns edid ejuozuou e uo uonisod x20 9 0 6 JO 490 9 0 Aj euondo JO 490 9 0 Z 1 e1SU Ne Aurora H50 Analyzer Monitoring Moisture Off a Natural Gas Pipeline dej ajdwes a1einbey uomiesu euondo Figure 8 15 Aurora H20 User s Manual Chapter 2 Installation 2 5 Low Voltage Directive To comply with the Low Voltage Directive you must install a switch or circuit breaker on the input power line For greatest safety locate the circuit breaker or power switch near the electronics console IMPORTANT Installation must be done in accordance with the National Electrical Code the Canadian Electric Code and or any other applicable local codes 2 6 Mounting Use the four mounting tabs to mount the Aurora H2O System Assembly in the desired location see Figure 31 on page 31 IMPORTANT The Aurora H20 should only be mounted vertically 16 Aurora H20 User s Manual Chapter 2 Installation 2 7 Optional Insertion Probe Regulator 2 7 1 Description For natural gas applications that may have entrained particulate and liquid contaminants especially TEG carry over from TEG dryers GE recommends the use of a Insertion Probe Regulator to serve as the first part of particulate
4. J imi S CES T M A 8 NN Figure 2 Aurora H20 System Assembly with Optional USA CAN Heater Aurora H20 User s Manual Chapter 1 Features and Capabilities 1 4 System Components cont Note Refer to Table on page 6 for part descriptions m PA rene amor
5. BLUE NEUTRAL CUSTOMER LINE NOTE 705 1238 02 ATEX HEATER Figure 6 EU ATEX Heater Wiring Diagram 8 Aurora H20 User s Manual Chapter 1 Features and Capabilities 1 5 Specifications 1 5 1 Power Analyzer 100 240 VAC 50 60Hz 10W 18 32 VDC 24 VDC nominal 10W Optional Electrical Heater 120VAC 120W 230VAC 75W 1 5 2 Range Part Per Million by Volume 5 to 5000 ppm Dew Frost Point 65 5 C to 2 6 C 85 9 F to 27 3 F Process Dew Frost Point Process or equivalent dew point frost point by calculation with process pressure signal 4 20 mA or constant Absolute Humidity 3 8 to 3803 mg m 0 24 to 237 lbs MMSCE Readings below 0 C 32 F are in frost point temperature and above 0 C 32 F are in dew point temperature 1 5 3 Accuracy Parts per Million by Volume 2 of reading in ppm or 4 ppm Accuracy of other parameters derived from ppm 1 5 4 Response Time Optical Response lt 2 seconds System Response The system response 1s dependent upon the length of sample tubing sample system components flowrate and pressure as well as the change in moisture concentration 1 5 5 Operating Pressure Operating Sample Cell Pressure 69 to 172 kPa 10 to 23 psia Maximum Pressure 1380 kPa 200 psi Process Pressure 10 342 kPa 1500 psig maximum Higher pressure available using additional sampling system components Aurora H20 User s Manual 9 Chapter 1 Featu
6. 4 3 2 Setting the Z Factor The Z factor is a number that accounts for the non ideal compressibility of natural gas and is vital for accurate calculation of mass volume Ibs MMSCF mg m To set the Z factor from the Gas Data Menu select Z Factor and press enter The Eksd Gas following screen appears E Factor Mol Wt Comrress Factor Z gt Use the left and right arrow keys to select each digit to be changed Use the up and EFE 1 58008 down arrow keys to change the value When finished press Enter The screen returns to A 9987 the Settings Menu GT 6 5000 Y Save Xx Lancel 54 Aurora H20 User s Manual Chapter 4 Programming Advanced Features 4 3 3 Entering a Label Selecting either Gas1 or Gas2 enables the Label menu item This menu opens a keyboard display that allows the user to change the Gas1 2 label to one of their own choosing Entering the Label menu requires the User passcode 2719 To enter edit a label Selecting the Label menu item displays the Alphanumeric Entry control shown below review Upper Lower Context Menu Prompts d vi Highlighted Keyboard Figure 41 Alphanumeric Entry Control The alpha menu is divided into three sections The active section will have something highlighted reverse video The Up Down arrows are used to move between sections Aurora H20 User s Manual 55 Chapter 4 Programming Advanced Features 4 3 5 Entering a Label cont The
7. 4 5 4 Editing Pressure Calibration Pressure input in this section is used only for equivalent dew point calculations Equivalent dew point is the dew point of the process gas at the process pressure Input a constant value if the line pressure is at a normal pressure or use an external pressure transmitter to input a live pressure input into the Aurora H2O analyzer Pressure Settinas To edit the pressure calibration from the Line Pressure Source Menu select Live and press Enter The following screen appears Constant BT Cancel To edit the Calibration Data use the arrow keys to select Cal Data and press Enter The following screen appears Line Pressure Jalue EJ peseeuneesl To select the Calibration Point use the up and down arrow keys to highlight Select Cal eee Point and press Enter The following screen appears Edit Pressure Walue Edit Inrut Walue Edit Pressure Cal Use the left and right arrow keys to select Zero or Span and press Enter The screen select Cal Point returns to the previous menu EINE Sear x Lancel Live Pressure Zero To edit the Pressure Value use the up and down arrow keys to select Edit Pressure Select Cal Paint Value and press Enter The following screen appears Edit Pressure Valge Edit Inrut Walue ERNEA sss Use the left and right arrow keys to select each digit to be changed Use the up and down UEH 2506 006 arrow keys to change the value When finished press Enter The
8. 4 t 4 l LLLLLLI Te T zd I 1 1 1 1 I 1 800 1000 1200 1400 1800 2000 2200 2400 2600 2800 Figure 73 Exporting a Simplified Image Aurora H20 User s Manual 93 Chapter 5 AuroraView Interface Software 5 7 Working with Trend Plots Trend Tabular Data amp Scan Plots cont Trend Hots Trend Tabular Data Stan Plots ick bo Gave Scan Interval Sc n to File 30 Seconds HER Scan Plots i Bitmap bmp c Encapsubitod Proretueript pie e Enhanced Metafile imf i Export D clipboard i Save in fila l Hida Grid 1 i 1 T LI a T A LI i 1 1 T 1 1 1000 1200 1400 1600 1000 2000 2200 2400 2600 2000 ao 3200 3300 00 mA a Document Microsoft Word Ele Edit View insert Format Tools Table Window Help Adobe POS Dai Ii De o c APOGA ES s 9 Hs Times New Rom n 12 B ZU EST HR O 4 A Figure 75 Pasting an Enhanced Metafile 94 Aurora H20 User s Manual Chapter 5 AuroraView Interface Software 5 7 Working with Trend Plots Trend Tabular Data Scan Plots cont Working with Trend Tabular Data you will be able to see data in tabular format as shown in Figure 76 below You can adjust column widths to see data more easily with full titles in the header row Trend Plots Trend Tabular Data Scan Plats Trend Table J 6 10 03 PM 14 84 6 09 48 PM 14 82 l 6 00 33 PM 14
9. User Cal Clock PFP yami 4 5 1 Setting Pressure Units E To set the pressure units from the Pressure Menu select Units and press Enter You can then choose from kPa a Kilopascals Absolute Bar g Bars gauge or PSI g MEE Bars PsIls Pounds per Square Inch gauge Cancel 4 5 2 Setting the Source Pressure Settings To reset the source from the Pressure Menu select Source and press Enter The Units following screen appears Constant o n zo x4 o Pressure Settings Use the left and right arrow keys to select the line pressure source Live accepts a pressure value from a pressure transmitter and Remote accepts a value via a Modbus eed Live Remote connection To set a constant value select Constant and press Enter The screen returns to the Pressure Menu a Cance l 4 5 3 Changing the Constant If the pressure source selected is Constant to reset its value select Constant from the Pressure Menu and press Enter The following screen appears Pressure Settings Source o n Rom uma n a P Use the left and right arrow keys to select each digit to be changed Use the up and Enter Line Prezzure oa GER 3500 006 down arrow keys to change the value When finished press Enter The screen returns to 0101 225 kPa the Pressure Menu NO 4 600 e Save x Cancel Note Data entry for this setting is only in kPa 60 Aurora H20 User s Manual Chapter 4 Programming Advanced Features
10. 5 7 Working with Trend Plots Trend Tabular Data amp Scan Plots cont 4 Copying and Pasting a Trend Plot can be done from AuroraView One way to do this quickly is to simply right click over the data area and choose Copy In another application like Microsoft Word simply paste Trend Plots Trend Tabular Data Scan Plots Click to Sawe Stan Interval ican to File 30 Seconds d v scan prats J AutnScale X J Smooth Updates Esport Simplified mage Copy Gat RNE 1 1 1 A 1 1 1 D 1 1 g D 1 A E T 1 1 00 400 Iu 000 1000 1200 foo 1600 1000 2000 2200 2400 2600 60 3000 320 3340 3600 m Loa File Edit View Insert Format Tools Table Window Help Adobe PDF DaGHS amp el av cese v Times New Roman 12 B Z U q El El Figure 72 Pasting a Trend Plot Aurora H20 User s Manual Chapter 5 AuroraView Interface Software 5 7 Working with Trend Plots Trend Tabular Data amp Scan Plots cont Another option is to right click and chose the option Export Simplified Image When you do this a variety of image file formats will appear A good universal option is Enhanced Metafile Pasting an enhanced metafile will give you the ability to paste an image with an inverted color scheme as shown in the second example posted into Word see Figure 75 on page 94 Trend Plots Trend Tabular Data Scan Plots Scanning Click to Save Scan Int
11. ero The selections on the User Calibration Menu include these functions Read Span The Aurora H20 will read the signal while exposed to the Span gas then determine the CH4 Offset and Scalar calibration values CH4 Offset Permits the user to view edit the calculated offset term CH4 Scalar Permits the user to view edit the calculated scalar gain term palais First select the Zero Gas and Span Gas items to specify the cal gases to be used The BERTA 56 0 zero gas must be in the range of 0 0 to 50 0 PPMv water It is recommended that the 15 8 PPHu zero gas be 10 0 PPMv or higher for best results The Span gas must be in the range of ENTE a a 0 0 to 5000 0 PPMv water It is recommended that the Span gas be 500 0 PPMv or e Save x Cancel lower for best performance Cal Span Gas Apply the Zero gas and wait for the Aurora H20 reading to stabilize ER 5006 A aen PPR lH 160 5 Y Save XK Cancel Band Sapa deci Note The user can exit to the display and return to the User Cal Menu without affecting 19 Complete the Calibration procedure When the reading is stable select Read Zero The Aurora H2O performs multiple Read ero Gas 166 Complete measurements for approximately 15 seconds indicating its progress When the readings eelu 250 PP u ess are complete you will be prompted to apply the span gas and continue If there 1S amp select Read Sran doubt about the stability of the zero gas the reading can be repeated
12. m 0 D C O E O D A D o o Settings Adjust PPM Level offset adjust 25 00 425 00 Double Float Moisture reading average filter size 10 200 samples nteger Clock Hour nteger nteger 1 12 nteger 1 28 29 30 31 nteger Year 2000 2099 nteger 116 Aurora H20 User s Manual Appendix A MODBUS RTU RS485 Communications Table 5 Modbus Register Map cont Description Range State Data Type Device ID Aurora H20 8100 8 Character Serial Number Laser Serial Number Calibration Date Date Year System Up Time Bytes Measure Dew Point Dew Point C ments pO Equivalent Dew Point C Equivalent Dew Point F Temperature Sample Temperature C wall Sample Temperature F External Pressure kPa PSla PSIg kg cm Bars mmHg Internal Pressure kPa PSla PSIg kg cm Bars mmHg H2O Concentration mg sm g sm3 8200 8 Character Bytes 1 12 nteger l Address 0 is the System Status register and address 1000 is the latching version of the System Status register That is both registers will show the error bit if the error is currently present but only the latching register will show it if the condition is no longer present Writing O to the latching register will clear the error code it contains Only Depends on month 8320 Integer 2000 2100 8550 Integer Uptime in days 8400 Double Float Double Float Double Float Double Float 9140 Double Float Double Float Double Float
13. 1 H20 25809 95 PPMv 20 1225 29 Lbs MMSCF e 25862 H20 10000 00 mg sm 58 25860 Vapor Pressure 2 615193 kPa Dew Point 21 82 C gt Dew Point 71 27 F Equiv Dew Point 21 796 C 54 Equiv Dew Point 71 23 F Sample Temp 23 73 C 52 Sample Temp 74 72 F Sample Pressure 101 55 kPa 50 Sample Pressure 0 10155 MPa 48 46 44 Sample Pressure PSIa 25858 25856 25854 25852 25850 25848 25846 Sample Pressure 14 729 PSIa Sample Pressure 0 03 PSIg Sample Pressure 1 04 kg cm Sample Pressure 761 71 mmHg 25844 Line Pressure 101 32 kPa 25842 Line Pressure 0 10132 MPa Line Pressure 14 70 PSIa 25840 Line Pressure 0 00 PSIg 42 25838 Line Pressure 1 03 kg cm T Line Pressure 760 00 mmHg 40 r 25836 25834 IN 38 pd p C S d 1 25832 36 Gurrent Readings 25830 34 25828 Pane 32 25826 25824 25822 25820 26 25818 25816 25814 25812 25810 25808 25806 25804 t I I I 25802 03 46 30 PM 03 46 50 PM 03 47 10 PM 03 47 30 PM 03 48 00 PM 08 17 08 17 08 17 08 17 08 17 Time 30 28 24 22 n Figure 54 AuroraView Main Screen 82 Aurora H20 User s Manual Chapter 5 AuroraView Interface Software 5 5 Using the Main Menus 1 Click Measurements gt Config tad Configure Measurements m E Aurora VIEW ES e XE ements Alarms Output A as External Pressure PSIg External Pressure kg cm External Pressure
14. Cancel Trim Menu Out A When performing a Trim operation the Aurora H2O unit requires you to first reset the trim To reset the trim output highlight Reset Trim and press Enter The following screen appears Trim Menu Out A Use the left or right arrow keys to highlight YES and press Enter This cancels any Reset Out A Trim previous trim values and returns the Aurora H20 to its factory adjustment The display was HO returns to the previous screen with Trim Zero highlighted Cancel Trim Menu Out Hl To trim the zero value press Enter A screen similar to the following appears PERR This will cause the Aurora H2O to output 4 000 mA on the output being trimmed The output value should then be read using the connected recorder SCADA equipment or DVM Enter the value read from the connected equipment as the Zero Trim value as follows 44 Aurora H20 User s Manual Chapter 3 Operation and General Programming 3 5 7 Trimming the Outputs cont Note Since you cannot trim 0 mA for negative offsets trim for the lower end of the scale is at the 4 mA output level Enter Out A Feadina Use the left and right arrow keys to select each digit to be changed and the up and down HERH S 2006 arrow keys to increase or decrease its value Press Enter to save or Cancel to keep the Ad AAAG mA previous value TH 6H Y Save XK Lancel Trim Menu L ut HJ The Trim Menu returns with Trim Span highlighted To change the spa
15. Chapter 6 Maintenance DL FOO EIS use ROO adu paie esti Hor ea ee aca eur latte ASEH UL Sa LU oF AE UNIO okay eb Net A O 97 GS hepiasibutheysl ber Ele Me lit icone outs con ties ate tie esa tone Ge esa ck Sele Se Seen as ee See MUERE 103 Chapter 7 Troubleshooting Ek SDOROCIUOUO cette e temet RUEDA A PULO ME Ae E aoe ee 107 OMM DIOS A A a a a a a a a a aa 107 ko Pipay DMO Gl Re se ira EINE ooo a tdt e a a OT aE tak 107 7 4 Status Messages and REO Sa SA 107 7 5 No Flow Measurement Indicated on Aurora H20 Measurement Cell Outlet oooooo 109 7 6 Verifying Aurora H20 Performance in the Field s suu ve eto teedes tte ii ee best erede 109 Col UsingAPortable HVOLORDIUSE esassintasarana e gd dota EE RIDE d er A naa 109 oe TIS quado Strada sonia tte dnte adeo ta etos aro ele dett oar o ao Bo e FO Ld er E 110 Ul Background Selection OC o NIENTE ERRORES 111 Adr AMM NIELS WhO OR no ea tate aie wa ee eee nee ates peat ILU eat tig sb ded een 113 A2 Modbus Functions and Data TYPES eant bmbee naut entere aiebat bend et bedienen eden 113 Pes MODUS REOLEN sad cece a a a EAE ea ee a UA RI IMG SS DUE 114 BA Modbus System Stats COMES usse eese tes aA AENT AS SA R ROA 119 vi Aurora H20 User s Manual Preface Information Paragraphs Note These paragraphs provide information that provides a deeper understanding of the situation but is not essential to the proper completion of the instructions IMPORTANT These paragraphs provide i
16. Clock 4 1 1 Selecting a Comm Port Comm Part SCADA There are two physical comm ports in the Aurora H20 Comm Port 1 is aligned to Select Hetuark ID SCADA in the instrument program and Comm Port 2 is aligned to SERVICE This setup Baud Fate enables the user to have Comm Port 1 set up for the primary digital output for example Parity RS 485 to the customer SCADA system and Comm Port 2 to be used for service for Protocol example to enable a service engineer to interface with the Aurora H20 using an RS 232 cable connected to a laptop PC in the field running AuroraView software To select a communication port use the arrow keys to highlight Select and press Enter The following screen appears Comm Fort S5CADA Select SCADA or SERVICE and press Enter The screen returns to the Comm Port Menu select Comm Port J SERVICE Lancel 4 1 2 Setting the Baud Rate To set the baud rate from the Comm Port Menu select Baud Rate and press Enter The Select Network ID following screen appears Farity Use the arrow keys to highlight the desired baud rate and press Enter The screen returns to the Comm Port Menu Aurora H20 User s Manual 49 Chapter 4 Programming Advanced Features 4 1 3 Setting Parity Comm Port SCADA To set parity from the Comm Port Menu select Parity and press Enter The following Select Network ID Screen appears Baud Rate Protocol Comm Port CSCADAI Use the arrow keys to h
17. Disrlas Menu To set the units for Alt 1 and or Alt 2 use the arrow keys to highlight the one to be set Primary Data Scam and press Enter The following screen appears HIT 1 Adjust Alt E Reverse Decimal Use the arrow keys to highlight the desired unit type Hygro Temperature or Pressure Choose unit tyre and press Enter If Temp is selected the following screen appears Hu ro Eile Fress K Carnce Use the arrow keys to highlight the desired unit and press Enter The screen returns to the Display Menu Use the same procedure to change other units 3 4 3 Setting Decimal Places To set the decimal places for unit values from the Display Menu use the arrow keys to Set Decimal for highlight Decimal and press Enter Then select the type of display and press Enter DEDERE Alti Alte wed The decimal places setting determines the number of digits displayed for the value to ee 99 y anzel the right of the decimal symbol if possible Set Ea DP F Format Use the arrow keys to change the number of decimal places and press Enter or press JEH 2 Cancel if no changes are necessary The screen returns to the Display Menu 1 decimalz EE 4 Y Save M Cancel 3 4 4 Data Scan DisrPlau Menu To toggle the display between showing the numeric values data and a graphic plot of Primary WELET the 21 waveform scan from the Display Menu use the arrow keys to highlight it i Adjust Data Scan and press En
18. Double Float Double Float Double Float Double Float Double Float Double Float Double Float Double Float Double Float Double Float Double Float Double Float Double Float Double Float Double Float Double Float 9730 Double Float 9750 Double Float 9800 Double Float O lt lt D Tp O E O 3 O a 5 O D 2 cr TI TU D Q Q E lt o n lt lt WN O un A D Q oa Aurora H20 User s Manual 117 Appendix A MODBUS RTU RS485 Communications A 3 Modbus Registers cont The Trim Sequence Start Resume Live Output registers for the three outputs address 2100 2200 2300 accept certain values through the Write Multiple Register to trim the output current 1 Write 0 to 2x00 to select the normal mA output proportional to measurement 2 Write 1 to 2x00 to reset the mA output trim to factory defaults 3 Write 2 to 2x00 to output the zero current 4 000 mA and accept a calibration value written to 2x40 4 Write 3 to 2x00 to output the span current 20 000 mA and accept a calibration value written to 2x50 Note Attempting to write to Trim registers 2x40 2x50 without first writing to Trim State register 2x00 will fail with Modbus exception 4 At the end of calibration write O to 2x00 to make Aurora H20 exit trim mode 118 Aurora H20 User s Manual Appendix A MODBUS RTU RS485 Communications A 4 Modbus System Status Codes Table 6 below lists the Sy
19. PEM Cene l APPEARS Filter Dew Ft Calc PPMu Offset Use the left and right arrow keys to select each digit to be changed Use the up and UERJ 25 00 down arrow keys to change the value When finished press Enter The screen returns to 60 AA PPM the User Adjustments Menu URH 25 56 e Save X Cancel 4 2 2 Adjusting the Smoothing Filter Offset User Adjustments To adjust the smoothing filter offset from the User Adjustments Menu select Filter and PPM Leual press Enter The following screen appears Fl ter Dew Pt Calc Smoothins Filter The smoothing filter setting is used to change the system responsiveness It is a moving EFE 200 average filter to smooth the moisture readings 1 sample 1 scan The minimum setting Ada sameles is 10 samples or 0 6 seconds The maximum setting is 500 samples or 31 seconds WEE 18 The default value of 40 samples as set at the factory is 2 5 seconds amp 4 Saue X Lancel Use the left and right arrow keys to select each digit to be changed Use the up and down arrow keys to change the value When finished press Enter The screen returns to the User Adjustments Menu Aurora H20 User s Manual 54 Chapter 4 Programming Advanced Features 4 2 3 Setting the Dew Point Calculation Method e The dew point is the temperature at which the air is saturated with respect to water vapor over a liquid surface e The frost point is the temperature at which the air is saturated with res
20. lb 0 5 Nm 3 Runthe AC power connections to the Power Terminal Block shown in Figure 26 below It is recommended to use 12 18 AWG 3 3 0 82 mm power wiring 4 Use wiring conduit runs separate from the Aurora H20 main power for all I O Input Output leads Wire up to three 4 20mA outputs to the terminals labeled A B and C The three analog outputs A B and C 0 20mA or 4 20mA are internally powered by the Aurora H20 Use shielded 18 22 AWG 0 82 0 33 mm twisted pair wire and ground the shield at one end only Wire up digital communications to Port 1 and or Port 2 as labeled 5 Either digital port may be configured for RS 232 or RS 485 Port 1 is designated as SCADA Port 2 is designated as SERVICE For operation on RS 485 2 wire half duplex bus attach the RS 485 to and the RS 485 to Per Modbus IDA specifications a third common conductor must also interconnect all the devices of the bus Attach the common conductor to RTN Note For an RS 485 Multidrop Network a terminating resistor must be installed across the Aurora H2O RS 485 terminals or an internal terminating resistor can be applied See below When using the Aurora H20 in RS 485 mode and to prevent signal reflections on the high speed RS 485 connections it is recommended that the far end of the RS 485 lines be terminated properly The termination can be accomplished in one of two ways Connect 120 14W leaded resistor
21. you may see tick marks preceding the value These are tick marks from the graphical applet and not an indication of negative values 90 Aurora H20 User s Manual Chapter 5 AuroraView Interface Software 5 7 Working with Trend Plots Trend Tabular Data amp Scan Plots cont 2 If you right click on any series of data within the graph or you click on the current parameter being trended item in the legend you will see a variety of options for graphing data You can change to a variety of common plots and adjust color line style and line width For some data sets with lots of finite points you may want to click Anti Aliased which will smooth the plot line You can also change bar plots fill base line interpolation and point style X Scale adjusts the x scale Y Scale adjusts the y scale and enables the secondary y axis l orsa aem d Common Plots Color Line Style Line Width Anti Aliased Bar Flots Fill Base Line Interpolation Point Style x Scale Y Scale Figure 68 Options for Graphing Data 3 There is a series of Graph Tools available at the top left of the trend plot area e pointer e Zoom Tool gives you six options as shown in Figure 70 Zoom X axis Zoom Y axis Zoom in Zoom out Figure 70 Zoom Tool e Hand Tool Enables you to graph the trend plot area and move it around without rescaling Aurora H20 User s Manual 91 92 Chapter 5 AuroraView Interface Software
22. 6 FostLoop Vent 14 Rotometer OOOO Pressure Regulator w 0 10 psig outlet pressure gauge 6 Aurora H20 User s Manual Chapter 1 Features and Capabilities 1 4 System Components cont IMPORTANT The filter installed within the Aurora is designed to function as a secondary filter A primary filter or filter train should be used upstream of the analyzer Do not sample directly from the process gas to the Aurora without the use of a primary filter and pressure reduction The pressure inlet to the Aurora sample inlet should not exceed 500 psig 2 25 57 1 1 20 1 75 30 48 44 45 i i G Overall Length See Detail A Probe filter regulator assembly Pressure Gauge 0 to 600 psig 2 way ball valve Tube fitting NOTES O OTES i 1 Sample Process Connection 3 4 NPTM CE 2 Sample Outlet Connection 1 4 Compression Fittings 3 4 NPTM 3 Dimensions are in inches millimeters Detail A Probe Length Part Probe Overall See Detail A Number Length Length 750 633 4 00 11 80 750 634 7 00 14 80 750 635 9 00 16 80 750 633 4 00 11 80 750 634 7 00 14 80 750 635 9 00 16 80 Figure 4 Sample System ref dwg 733 737 For natural gas a pipeline insertion membrane filter is recommended as shown in Figure 4 abov
23. 81 6 00 18 PM 14 83 l amp g 03PM 14 85 6 08 48 PM 14 83 1 6 08 32 PM 14 amp Aurora H20 User s Manual 1481 58 rl i AAA A rmn race ji remm Mn l reee ia j Al p a HH PE A l l l l PE LH 1 em ii _ i ii di di omma ba i Figure 76 Trend Data in Tabular Format 95 Chapter 5 AuroraView Interface Software no content intended for this page 96 Aurora H20 User s Manual Chapter 6 Maintenance Chapter 6 Maintenance CAUTION CLASS 1M INVISIBLE LASER RADIATION WHEN OPEN DO NOT VIEW DIRECTLY WITH A OPTICAL INSTRUMENTS WARNING Use of controls or adjustments or performance of procedures other than those specified herein may result in radiation exposure that is more hazardous than specified 6 1 Spare Parts Table 3 Aurora H2O Spare Parts List 704 688 12 RS 232 Cable SUB 9 F to Tinned Leads 12 ft Aurora H20 Maintenance Kit N A Plastic Case with Foam Inserts Plastic Case with Foam Inserts 21320 rones A 240199 Aralar A Allen Wrench 5 32 miis dem 4 6 2 Cleaning the Mirror TRE Dp The Aurora H20 analyzer may provide the message Weak Signal Return Check Mirror on the top line of the display along with the red light to the left of the main display If this occurs the mirror and or the optical window of the measuring cell may be contaminate
24. An identifier label for the gas composition will be displayed above the components Gas Composition Identifier coe 4 0 Aurora H20 User s Manual 69 Chapter 4 Programming Advanced Features 4 10 Locking Unlocking the Display To lock the Aurora H20 against any future changes from the Main Menu select Lock and press Enter The screen returns to the standard display Main Menu Display Service Outruts About Alarm LOCI Note This menu option is the same as exiting the programming menu and waiting for a settings keypad time out to lock the keypad To unlock the Aurora H2O for changes press Cancel Enter Cancel as instructed in Unlocking the Keypad on page 37 2C iSanRle Psla CU 235 15813 70 Aurora H20 User s Manual Chapter 4 Programming Advanced Features Display Outputs Settings Factory trained Lock Display personnel only About Aurora Alt 1 Alt 2 Data Scan Adjust p Select Output Select Output j Set Decimal for j Arusi COn l GE Copyright etc Prima A A Comm Port Jus set vatues Set Clock Unit SN ppmv A A Pp eat ppm Level Senay Ibs mmscf Alt 1 B B Select Comm Port System Status MEME SCADA Service Dee DOR Alt 2 Saud Bae Smoothing DD Laser Hours i e 85 ESC C s ias iid A decimals ESC Cancel ESC Cancel Select Baud Rate Dew Point Cale Set Hour 0 23 Software Versions ENT Save n E Moo p ESC Cancel ESC Canc
25. Chapter 4 Programming Advanced Features 4 4 Clock Settings Settinas Menu Comme Pressure Adjust Locale has por em i 4 4 1 Resetting the Hour Thu 18 2889 B3 58 Hair Year Minutes Month Date Set Hour 8 231 HERH 23 ag MH C Y Save x Cancel The clock settings are for informational purposes They are used to keep track of the test analyzer start time and the laser operational time To reset the clock from the Settings Menu select Clock and press Enter The following screen appears To reset the hour from the Clock Menu select Hour and press Enter The following screen appears Use the left and right arrow keys to select each digit to be changed Use the up and down arrow keys to change the value When finished press Enter The screen returns to the Clock Menu 4 4 2 Resetting the Minutes Thu 1715 72009 31 39 Hour Hear IAS Month Date Set Minutes 6 59 HERH 33 se lH a Y Save X Cancel To reset the minutes from the Clock Menu select Minutes and press Enter The following screen appears Use the left and right arrow keys to select each digit to be changed Use the up and down arrow keys to change the value When finished press Enter The screen returns to the Clock Menu 4 4 3 Resetting the Month Thu 171572009 mna 39 Haur Minutes Date set Month D1 121 NERO 12 a PH 1 Y Saue x LDancel 58 To reset the month from the Clock Menu
26. Programming 3 3 8 Starting Up After proper installation the Aurora H2O Transmitter can be set up to accommodate the user s requirements Typically the user may need to configure the analog outputs trim the analog outputs and program the digital outputs Refer to the Menu Map Figure 44 on page 71 and complete the following steps Upon startup the Aurora H2O proceeds through several displays until a screen similar to the following appears x Y X me LC Samnle PSla Cancel Enter Cancel 23 9 14 813 Note In most instances use the Enter key to save an entry and or move ahead to the following screen use the Cancel key to reject an entry and or return to the previous screen 3 4 Setting Up the Display When the screen is unlocked touch the Menu key and the Main Menu appears with Seruicae several options To set up the display select Display and press Enter The following Ontrute About screen appears Hlarm LOCK Settings 3 4 1 Selecting Primary Units To select units for the primary display select Primary and press Enter The following Data Scam Screen appears Alt 1 Adjust Alt E Reverse Select Primara Unit Use the arrow keys to highlight the desired units and press Enter The screen returns to anu SEIS Den Pt C the Display Menu bz MMSCF Dew Pt F Aurora H20 User s Manual 39 Chapter 3 Operation and General Programming 3 4 2 Selecting Alt 1 and Alt 2 Units
27. and condensate filtration where the gas is sampled off the pipe The device combines the features of a sample tap a membrane filter and an integral pressure regulator 0 500psig outlet adjustable at the sample take off point The sample tap housing includes a foot valve so that once installed the assembly can be removed from a line under pressure for membrane filter replacement as needed Figure 9 Insertion Probe Regulator Note A 29 32 0 907 inch 23 1 mm minimum bore through clearance is needed on the customer nozzle for insertion of a 3 4 NPT insertion membrane liquid separator pressure regulator 2 7 2 Installation Note that the Optional Insertion Probe Regulator can be installed only on depressurized lines There is no hot tap installation for this device This procedure is broken down into two steps e Installing the Housing e nstalling the Insertion Probe Regulator Assembly Aurora H20 User s Manual 17 Chapter 2 Installation 2 7 2a Installing the Housing The housing as shown in Figure 10 below is supplied with a Locking Mechanism to ensure that housing can only be removed intentionally Vertical Locking Mechanism Horizontal Set Screw Horizontal Set Screw Foot Valve Locking Mechanism Figure 10 Installing the Housing and Locking Mechanism 1 Turn the locking mechanism counter clockwise until it is at its extreme upper position Apply thread sealant to the threaded area below vert
28. base on the bottom and according to the warning labels on the exterior packaging Open the packing box from the top and remove the foam packing material Collect any separate components such as the AuroraView CD the User Manual CD and other items contained in the shipment Remove the mounting studs at the bottom of the enclosure Using two people lift the Aurora H20 from the bottom of the enclosure and from the top of the enclosure where the analyzer electronics is located A typical Aurora H20 weighs approximately 100 pounds 45 kg Use a proper lifting technique to avoid injury Check all the received components and record the model numbers and serial numbers for your records If anything is missing contact GE immediately Figure 7 Unpacking the Aurora H20 Aurora H20 User s Manual 13 Chapter 2 Installation 2 4 Choosing A Site for Installation You should have discussed environmental and installation factors with a GE Sales Application or Service Engineer by the time you receive the analyzer Before installing the analyzer read the guidelines below on installation recommendations 1 Choose an installation site for the Aurora H2O analyzer as close to the actual sample point sample take off point as possible to minimize transport time to the analyzer 2 Avoid unnecessarily long lengths of sample transport tubing to minimize transport time to the analyzer 3 Avoid dead legs in the sample transport tubing to minimize
29. character the underline moves to the last character in the label e When in the Keyboard pressing the Down arrow repeatedly will move the highlight down to the next row of keys When the highlight is on the bottom row pressing Down will move the highlight to the top row e Pressing the Up arrow will move the highlight up to the previous row of keys When the highlight is on the top row pressing Up will switch to the Text Edit section e From the Text Edit section pressing Up will move the highlight to the Context Menu section e Choose Cancel or Save to exit the Label entry 4 3 4 Adjusting the Gas Offset Settings Menu The input information for gas molecular weight is not currently used for any moisture calculations and is reserved for future use Comme Pressure Hdjust Locale e 1bs MMSCF is calculated using IGT Research Bulletin 8 and ASTM D 1142 95 EEB DeuPsE Feni Clack referenced at 60 F 1 ATM mg cm is based on ideal gas law derivation referenced at 15 C 1 01325 kPa To adjust the gas molecular weight offset from the Settings Menu select Gas and press Enter From the Gas Data menu select Mol Weight and press Enter The following screen appears Gas Mol Weiaht Use the left and right arrow keys to select each digit to be changed Use the up and GER 506 aaa down arrow keys to change the value When finished press Enter The screen returns to the Settings Menu Aurora H20 User s Manual 57
30. correspond to a calibration gas or other moisture device The User Calibration is independent from and does not affect the Factory Calibration The Aurora H20 can be quickly switched between User and Factory calibration at any time IZ Had arn When a User Calibration is active an asterisk will appear in the upper left corner of the primary display Dew Ft 723 95 23 39 Before the calibration can be performed the Aurora H2O must be operating correctly in methane or natural gas with methane selected as the Background Gas Choose Settings from the Main Menu A User Cal selection is now provided Settings Menu Comme Pressure Adjust Locale Gas User Lal Clock Note Ifthe Aurora H20 is set for Nitrogen as the background gas the User Cal selection will be disabled grayed out The Aurora H20 will prompt for the User Passcode 2719 User Passcode ogag f Save W Cancel By default the Aurora H20 is operating with the Factory calibration so the User Calibration Menu is disabled with the exception of the Status selection lisse Calibration Select Status and choose User as the Active Calibration Active Calibration Factory TEED Lancel 64 Aurora H20 User s Manual Chapter 4 Programming Advanced Features 4 7 User Calibration cont ser Calibration The User Calibration Menu is now enabled Status Read SPan ero Gas CH4 Offset SrFan Gas CH4 Scalar Read
31. longer than average to complete Please wait while the installer initializes Figure 47 Installation Recommendation Aurora H20 User s Manual Chapter 5 AuroraView Interface Software 5 5 Installing AuroraView cont 5 The next screen provides the opportunity to change installation locations if desired When ready click Next Destination Directory Select the primary installation directory All software will be installed in the following lacation s To install software inta a different lacation s click the Browse button and select another directory Directory for Auraraview C Program FilessAurara Utilities Browse Directory for National Instruments products C Program FilessM ational Instruments Browse i4 Back Mest gt gt Cancel Figure 48 Destination Directory 6 The next screen shows the Software License Agreement Select I accept the License Agreement and click Next LU AurnraView License Agreement ou rust accept the licensels displayed below to proceed NATIONAL INSTRUMENTS SOFTWARE LICENSE AGREEMENT INSTALLATION NOTICE THIS IS A CONTRACT BEFORE YOU DOWNLOAD THE SOFTWARE JAN DIOR COMPLETE THE INSTALLATION PROCESS CAREFULLY READ THIS AGREEMENT BY DOWNLOADING THE SOFTWARE ANDIOR CLICKING THE APPLICABLE BUTTON TO COMPLETE THE INSTALLATION PROCESS YOU CONSENT TG THE TERMS OF THIS AGREEMENT AND YOU AGREE TO BE BOUND BY THIS AGREEMENT IF YOU DO NOT WIS
32. point with user programmable constant or live auxiliary input for process pressure e Turnkey sampling system specifically designed for natural gas applications ensures measurement integrity e Magnetic Stylus enables through glass programming hot permit not required to field program e Explosionproof Flameproof design e 4 20 mA signals and RS 232 485 MODBUS RTU for connection to SCADA or plant monitoring system e Supplied with AuroraView software for remote configuration data logging and data retrieval capacity e NIST traceable calibration e In conformance with IEC 60825 1 Edition 2 0 Safety of Laser Products Aurora H20 User s Manual 1 Chapter 1 Features and Capabilities 1 3 Theory of Operation The GE Aurora H2O Tunable Diode Laser Absorption Spectroscopy hygrometer for natural gas is a system designed to continuously monitor the moisture content in natural gas It fundamentally measures the partial pressure of water vapor water in the gas state and with the simultaneous measurement of pressure and temperature provides readings and both analog and digital signal transmission of user selectable moisture parameters including dew point temperature volume ratio and absolute humidity Ibs MMSCF or mg m in addition to temperature and pressure The Aurora H20 is supplied with an integrated sampling system which includes an optional pipe mounted liquid separator and pressure reducing valve regulator and the following c
33. select Month and press Enter The following screen appears Use the left and right arrow keys to select each digit to be changed Use the up and down arrow keys to change the value When finished press Enter The screen returns to the Clock Menu Aurora H20 User s Manual Chapter 4 Programming Advanced Features 4 4 4 Resetting the Date Thu 1415 2889 08 33 To reset the date from the Clock Menu select Date and press Enter The following screen appears Haur Year Minutes Month LFS Get Date Use the left and right arrow keys to select each digit to be changed Use the up and HERH 31 down arrow keys to change the value When finished press Enter The screen returns to ag the Clock Menu PH 1 Y Save XK LCancel 4 4 5 Resetting the Year To reset the year from the Clock Menu select Year and press Enter The following screen appears Thu 1 15 2609 B3 39 Haur Tear Minutes Month Date Use the left and right arrow keys to select each digit to be changed Use the up and Set Year GEEH 2106 down arrow keys to change the value When finished press Enter The screen returns to 2009 the Clock Menu URH 2008 Y Save x Cancel Aurora H20 User s Manual 59 Chapter 4 Programming Advanced Features 4 5 Pressure Settings Settings Menu To reset the pressure settings from the Settings Menu select Pressure and press Comme aga Enter The following screen appears Adjust Locale Gas
34. top section is the Context Menu The Aa toggles the keyboard between upper and lower case shift key Cancel abandons any changes to the label Save saves any changes made to the label There is also a preview of how the label will look from the main data display Pressing the Down arrow will move the highlight to the Text Edit section Highlighted Character Figure 42 Text Edit Note that the Context Menu has changed it displays prompts of available key actions e In Text Edit the Left and Right arrows move the highlight from character to character in the label Pressing x erases the highlighted character Pressing the Down arrow will move the highlight to the Keyboard section Underlined Character stie Figure 43 Alphanumeric Menu with Keyboard Highlighted Note that the Context Menu has changed again it displays prompts of available key actions when in the keyboard In Keyboard the Left Right Up Down arrows move the highlight from character to character in the keyboard 56 Aurora H20 User s Manual Chapter 4 Programming Advanced Features 4 3 5 Entering a Label cont Note that the character selected in Text Edit is now underlined e Pressing Enter replaces the underlined character with the character highlighted on the keyboard Pressing Cancel erases the underlined character Any characters after the erased character are shifted to the left If there are no characters after the erased
35. 20 analyzer The heater is equipped with a thermostat preset to 25 C 77 F nominal Use 12 18 AWG 3 3 0 82 mm wires The heater terminals are located within a junction box item 15 in Figure 2 on page 4 or Figure 3 on page 5 Aurora H20 User s Manual 29 Chapter 2 Installation 2 8 Making Electrical Connections cont 9 Lastly the Aurora H2O analyzer requires a connection to ground from the electronics explosion proof flame proof enclosure There are two external ground connections available for the user on the left and right hand sides of the enclosure Wire this connection to earth ground local to the Aurora H2O analyzer installation site tiw Wo v y q TU i ine AS Ww WA T ds Ed E Ns pc ut Nie M g M Figure 30 Earth Ground Connection 2 9 Specific Conditions of Use 1 In the event of repair or replacement of any components the manufacturer GE Infrastructure Sensing shall be contacted for information on the controlled materials and dimensions of the flameproof characteristics of the Aurora H2O Moisture Analyzer 2 The laser head assembly of the Aurora H2O Moisture Analyzer shall be inside a tool secured enclosure with IP20 or better to ensure the factory installed laser head assembly bolts are inaccessible from the outside 3 Consult the manufacturer for genuine replacement flange fasteners 5 16 inch 24 x 1 1 4 inch 18 8 stainless steel socket head cap bolts or better with a minimum tensile str
36. 21 77 C ds Dew Point 71 18 F e Equiv Dew Point 21 730 C 4 2 Equiv Dew Point 71 12 F 4 Sample Temp 23 82 C Sample Temp 74 87 F 3 8 Sample Pressure 101 49 kPa 3 6 Sample Pressure 0 10149 MPa s Sample Pressure 14 721 PSIa 3 4 Sample Pressure 0 02 PSIg 32 Sample Pressure 1 03 kg cm Sample Pressure 761 27 mmHg 3 Line Pressure 101 32 kPa 28 Line Pressure 0 10132 MPa Line Pressure 14 70 PSIa 2 6 Line Pressure 0 00 PSIg 2 4 Line Pressure 1 03 kg cm Line Pressure 760 00 mmHg 2 1 8 1 6 1 4 1 2 1 0 6 1 1 1 1 1 1 110 120 130 140 150 160 170 180 190 Figure 63 Scan Plot Tab Aurora H20 User s Manual 87 Chapter 5 AuroraView Interface Software 5 5 Using the Main Menus cont 5 Click Comms This window enables you to configure communication options If you have more than one Aurora H2O on your network you will have to establish different NETWORK ID s for each analyzer using the main keypad on the Aurora H20 For your PC system you will have to select which comm port to use This is typically COMI The default baud rate is 115200 baud Configure Comm Network ID 1 Fort cod yl Baud 115200 Apply Changes Figure 64 Configure Communication Options 6 Click Help This screen indicates the revision level of AuroraView About AuroraView se Sensing AuroraView Instrument Interface Software Copyright 2008 2009 General Electric Company Ve
37. A whenever there is an alarm condition 3 5 4 Changing the Upper Output Span Hutrut Mena L ut A To adjust the upper output span from the Output Menu select Upper and press Enter A Select Lower screen similar to the following appears Units Test Fe Trim Set utrut A Sran Use the left and right arrow keys to select each digit to be changed and the up and down GFR anna 06 arrow keys to increase or decrease its value Press Enter to save or Cancel to keep the 66196 ae PP Hed previous value and return to Output Menu HH 6 58 Y Sayve x Lancel 42 Aurora H20 User s Manual Chapter 3 Operation and General Programming 3 5 5 Changing the Lower Output Span Hutrut Mena L ut A To adjust the lower output span from the Output Menu select Lower and press Enter A Select ETE screen similar to the following appears Units Fe LrErFer Set utrut A Zero Use the left and right arrow keys to select each digit to be changed and the up and down GFR S0006 ma arrow keys to increase or decrease its value Press Enter to save or Cancel to keep the AAA we PPM Heo previous value and return to Output Menu iH 0 05 Y Save X Cancel 3 5 6 Testing the Output Dutrut Menu Out A The Test Menu causes the Aurora H20 to generate a 0 or 4 20mA output at the percent Select Lower of scale selected For example in 4 20 operation 0 4mA 50 12mA 100 Units 20mA This allows the proper function of recording or SCADA
38. Assembly Wiring Diagram ref dwg 702 8976 de Chapter 3 Operation and General Programming Chapter 3 Operation and General Programming 3 1 Using the Aurora H20 Follow the information in this chapter to operate the Aurora H20 system CLASS 1 LASER PRODUCT WARNING Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous laser exposure 3 2 Sample System See the instructions below and Figure 33 on page 34 to operate the Aurora H20 sample system 3 2 1 Startup Start with all valves in closed position and the pressure regulator turned fully counter clockwise Turn the Sample Purge 3 way ball valve to point towards the sample needle valve Sample Inlet gas pressure should be 400 psig 2760 kPa 1 2 3 4 Confirm that there are no pressure restrictions downstream of the sample outlet flowmeter S Open the inlet 1solation needle valve 6 Crack the bypass valve 4 turn to establish coalescer bypass flow fast loop Establish a flow rate of approximately 10x the sample flow through the bypass 10 SCFH 5 LPM nominal The gas from this vent can be piped to a process or flare Turn the pressure regulator clockwise until the pressure gauge reads approximately 3 5 psig 8 Open the sample needle valve until the flowmeter reads 30 SLPH 1 SCFH 3 2 2 Shut Down 1 Close the inlet isolation needle valve 2 Turn the pressure regulator fully counter clockw
39. AuroraView cont 8 The following screen appears when the installation is complete EF Aurora iew Installation Complete 80 Aurora H20 User s Manual Chapter 5 AuroraView Interface Software 5 4 Starting AuroraView 1 From the Start menu click Programs AuroraView AuroraView Aurora H20 User s Manual Documents r my Computer INDUSTRI D xecycle Bin GE Industrial zw A Internet Google Explorer Earth a ul e t Fz E Microsoft HelpDesk amusbilfoy Office A Acrobat innovUE 8 0 AngeloSmme fd El Logitech Audacity QuickCam suren autosetipa e hs a MSDS BG Quality Palicy idows XP Profe uroraView in Programs Menu 81 Chapter 5 AuroraView Interface Software 5 4 Starting AuroraView cont 2 AuroraView boots up and displays a screen similar to Figure 54 below AUR 17 a A File Measurements Alarms Outputs Scans Comm About Serial Number Trend Plots Trend Tabular Da Scan Pl Warnings l Se Co mma nd Li ne ENG2 Mum Scan Plots Tab EH ES CINES 7 F Trend Plots Tab Trend Tabular Data Tab 172 25878 H20 PPMv Click to Datalog 70 25876 Dew Point C au j 25874 Dew Point F nu Reading Interval e d ng 68 A _ 25872 Sample Temp C Ez Seconds Inte rval 66 25870 DatalogInterval EUA Seconds Datalog os j 25868 25866 Readings Interval 62 y 25864 ORY ERU ATE pe uo a
40. GE Measurement amp Control Moisture Aurora H20 User s Manual 910 284 Rev G imagination at work September 2014 GE Measurement amp Control Aurora H20 Moisture Analyzer for Natural Gas User s Manual 910 284 Rev G September 2014 WWW ge mcs com 02014 General Electric Company All rights reserved Technical content subject to change without notice no content intended for this page Contents Chapter 1 Features and Capabilities 1 D 1 35 1 4 1 5 zd 2 2 2 5 2 4 2 2 6 Ll 2 0 29 GI Hcr 1 FoU TR T en eae sis ae En A an ne E See 1 Theory of rs sce telas deni et pe ten dena wets TA Ee E 2 VOEE OMPONG asa urere 4 PECCO AS a eins eat R baat debe EI E A EAS 9 LSL A EEA E A EE MEC TER g a BONO ea ia tado dd A CERE J LSS ACAV OS a a a a ee te Koes 9 IE Po PON TIM A ce 9 L559 Oberta PlessUle sica ae aaa a a tabes aaa aea Medie e raa 9 LO T UNIO CU A a ah de A N eaaa ie a e NEAS 10 E ON OE erae M TM cT N Bees 10 0 EP erar eaa a ener E S R T E A 10 1 519 Inputs OU U ra OA 10 W NO I aa rc ah sae E I PT T TI TURTLE 10 CSL Ec A aae dut be 3s pb aaae iih Eu doa hr Aut 10 ee a I UU TTE ld ESAS Wem and DIMENSION Sadie te uu ost OS NI a Pell LEM Mae d AENEIS saga 11 Tola Hazardous Areda cenicero 11 LS IS European CCGG QUOD oai ute coxa E rI o 15 O I Im ULM asas 11 1 5 47 SOMONE SUStelTicas de dst tod 6a pa ie itd aD Serb a De diae bota San deiude bh do d teo 11 SS Wet d ONO ONC la
41. H TO BECOME A PARTY TO THIS AGREEMENT AND BE BOUND BY ALL OF ITS TERMS AND CONDITIONS CLICK THE APPROPRIATE BUTTON TO CANCEL THE INSTALLATION PROCESS DO NOT INSTALL OR USE THE SOFTWARE AND RETURN THE SOFTWARE WITHIN THIRTY 30 DAYS OF RECEIPT OF THE SOFTWARE INCLUDING ALL ACCOMPANYING WRITTEM IMATERIALS ALONG WITH THEIR CONTAINERS TO THE PLACE YOU OBTAINED THEM ALL RETURNS SHALL BE SUBJECT TO NI S THEM CURRENT RETURN POLICY Definitions As used in this Agreement the following terms have the following meanings E C accept the License amp greement s danal accept the License Agreementls Figure 49 Software License Agreement Aurora H20 User s Manual 77 Chapter 5 AuroraView Interface Software 5 5 Installing AuroraView cont 7 The next screen provides instructions for initiating the installation When ready click Next to begin i Auroraview Start Installation Review the following summary before continuing Adding or Changing Auroraview Files Click the Next button to begin installation Click the Back button to change the installation settings Save File z4 Back Ment gt gt Cancel Figure 50 Starting the Installation 78 Aurora H20 User s Manual Chapter 5 AuroraView Interface Software 5 3 Installing AuroraView cont EF AuroraYiew Figure 51 Overall Progress Aurora H20 User s Manual 79 Chapter 5 AuroraView Interface Software 5 3 Installing
42. H20 User s Manual 11 Chapter 1 Features and Capabilities no content intended for this page 12 Aurora H20 User s Manual Chapter 2 Installation Chapter 2 Installation 2 1 Introduction The Aurora H20 analyzer provides direct indication of moisture concentration in natural gas Temperature and pressure sensors are used to provide high precision enhancement It may be installed in a wide variety of environmental conditions and meets the requirements for operation in hazardous areas Be sure that the ambient temperature is at least 10 C higher than the maximum dew frost point temperature you expect to measure This will ensure that you will not have liquid condensation in the sample transport line or the Aurora H2O sampling system components Heat tracing the sample line will aid in elevating the sample temperature above the dew point An optional heater installed within the enclosure is also available 2 2 Bill of Materials The following items should have been received with your shipment e Aurora H20 Unit e Aurora H20 Calibration Data Sheet e Aurora H20 User s Manual on CD ROM e Maintenance Accessories Kit e AuroraView Software on CD ROM e Optional Pipeline Insertion Filter Regulator Assembly 2 3 Unpacking The Aurora H20 is shipped in a packing box with a plywood base see Figure 7 to the right and the Aurora H20 analyzer is secured to the plywood base with mounting bolts Transport the shipping package with the plywood
43. Manual 101 Chapter 6 Maintenance 6 2 Cleaning the Mirror cont 8 Place the wet lens tissue on top of the mirror and drag it horizontally across the surface of the mirror see Figure 82 below Figure 82 Dragging the Wet Lens Tissue Across the Mirror 9 Usethe air blower to blow dry air onto the surface of the mirror Puff repeatedly until the mirror surface appears dry see Figure 83 below Figure 83 Drying the Mirror 102 Aurora H20 User s Manual Chapter 6 Maintenance 6 2 Cleaning the Mirror cont 10 11 12 13 14 15 16 17 1 19 Repeat steps 7 9 at least three times using a new lens tissue each time Visually inspect the mirror and record any observation of gross contamination If the mirror does not appear to be clean contact GE for further assistance If the mirror does appear to be clean re install it onto the measurement cell As you line up the mirror to the measurement cell note the key for properly connecting the two pieces The mirror will align for mounting in only one position Rotate the mirror assembly to line up the alignment pin with the alignment pin slot see Figure 4 below 2 Figure 84 Reinstalling the Mirror Assembly Loosely reinstall the six retaining bolts by hand Use an Allen wrench to tighten the six retaining bolts in an alternating or star pattern to achieve a uniform metal to metal contact Tighten the bolts just until they are sn
44. NTRE eT dS 97 wig E MEE PC EE 6 Pressure Settings Resetting 60 121 Index Programming Advanced Features osarardda ares d 49 A oit UR D PEUED aes 33 Mei MAD cs acea od dede p de Bd tUa detta iege 71 R Resional Settings eas LERRA RR EE 62 Replacing the Filter Element 7 103 S Sample System Operom cansa Qva deed EP vete qt 33 Settings Regional llle 62 Site LOCO sca eu v dex ARA 14 Spare Polls aes uad gee Stare ded aude iod abaci tuit 97 SPeCIMICAIONS v desee ds dnd deo dis 9 Sat UD tratada 39 Stylus Magnetic 3 o sco ae pasara bots ed 36 System COMPONEHIS udi osea des 4 o OM os ccs xt ROC Gh oh 9 RS eee US 67 T Troubleshooting ellen 107 Blank Display strict 107 Display Dim or Hard to Read 107 No Flow Measurement 005 109 Status Messages and Indicators 107 Using a Moisture Standard 110 Using a Portable Hygrometer 109 Verifying Performance o ooooooooo 109 U Unpaci uus e po EU iii 13 W NITO a aa ae dar 26 32 Wiring Diagram EU ATEX Hosterias 8 USA CAN Heat o ca 8 122 Aurora H20 User s Manual Warranty Warranty Each instrument manufactured by GE Sensing is warranted to be free from defects in material and workmanship Liability under this warranty is limited to restoring the instrument to normal operation or replacing the instrument at the sole discretion of GE Se
45. R d ais 30 Display Default cs ea EE EE ERE ae meets 36 E Electrical Connections q aco sarrere HIR 26 F A sor dg ss Rue VA wee esi Ee RIEN SES l Filter Element Replacing 7 103 G Gas Molecular Weight Adjusting 53 H Heater EUTATE sce bh ave PS HE BB PS 5 8 USAC AN aos dederit eire NER S duse citus 4 8 Indicator Lights lt 4 2 9 y acere som Chee Tee eae var 36 Aurora H20 User s Manual Insertion Probe Regulator Descapotable dos 17 Installation 24 p ddr td E PROP PESE ds 17 Setting the Pressure 35 ca E n egeo ede 25 Installation Choosing a Site MAA 14 NIGURIING 344 644 II rea tu ub did 16 Installation Systemes ide sored d dew arora at 13 K Keypad Lock Out SwItcDiio isa RR Pn 37 Unlock cursis rad 37 L eights IndiedtOE 5e uo ay a a 36 Low Voltage DirectivVe o o 16 M Masnec Sty Usu quce dd wos haw aus ear woe 36 MAINE NANCE 4 4d tence dnb RENI orari PAG Bn ae 97 Metu MAD y s ipe ict edo vint Sd e eer des 71 Menus Accessing ores eoe Qe s pos ia od ese tra 38 Mirror Clear RR pa ER 97 Modbus Register Mape coh oS sacked bo eae STET 114 RTU RS485 Communications 113 MOUNTS esses 5c dey SR ae S ac oe a Py 16 31 N Numeric Values Entering o o 38 O Offset Values Adjusting 0 00 eee 51 Operation Sample Systemi s 22 vdd a dai di 33 THEO OF sastre da des bet ii aoi al 2 Sud T P RTT 3 P Palit ore ed M E E
46. a ID System Status Sottuare Werslons Gas Composition Menu x To return to the About Menu press Enter BOOT 1 C PROG He 0 196 H 4 9 4 Checking the Gas Composition To view the gas content from the About Menu select Gas Composition and press ID Enter A screen similar to the following appears System Status Software lerzionz To return to the About Menu press Enter coe 4 0 68 Aurora H20 User s Manual Chapter 4 Programming Advanced Features 4 9 5 Checking the Alternate Gas Composition The Aurora H20 TDLAS is normally calibrated to a standard gas mixture that is representative of typical natural gas The primary components and concentrations of this gas mixture are Methane CH4 90 0 Nitrogen N gt 6 0 Carbon Dioxide CO For special applications where the composition of the gas to be measured differs significantly from the standard GE can provide an alternate calibration If this service has been ordered the Aurora H20 will be shipped from the factory with both the standard and a custom calibration installed The calibration in use can be verified at any time using the Aurora H20 About menu Display Service From the Main Menu select About and press Enter The following screen appears Outeut Alarm LOCK Settinas About Aurora From the About Aurora menu select Gas Composition and press Enter The following ID screen appears System Status Soe tee lees eee
47. a mm IS unii Sar Kglom SI US All SI units plus DP F All SI units plus All SI units plus cdi Pressure Value Eq DP F Lbs MMSF T F DP F PSla PSlg Enter Line P nter Line Pressure Aurora H20 User s Manual i e 00000 000 kPa Edit Input Value Enter Line Signal i e 04 000 mA Figure 44 Programming Menu Map 71 Chapter 4 Programming Advanced Features no content intended for this page Aurora H20 User s Manual T2 Chapter 5 AuroraView Interface Software Chapter 5 AuroraView Interface Software 5 1 Capabilities Your Aurora H2O Analyzer is shipped with a CD which includes a PC Software Application called AuroraView With AuroraView you can e View Aurora H20 Configuration Items such as Alarms amp Outputs e Use the DataLog function to copy data to a comma delimited txt file which can be opened by spreadsheet applications such as Microsoft Excel e Plot real time data for one or more Aurora H2O parameters e Manipulate plotted data in a variety of ways such as color line type zoom in out etc e Trend tabular data in real time e Show Scan Plots of the moisture absorption spectra e Copy plots from AuroraView to other Window applications like Microsoft Powerpoint or Word AuroraView does not provide functionality for the following e Aurora H20 software updates e Save the Aurora H2O Configuration The Aurora H20 has a robust design which allows the meter to recover from fau
48. a H2O Information To check the Aurora H2O information from the Main Menu select About and press Enter The following screen appears Main Menu Dizrlas Seca Outeuts Alarm LOCK Settings 4 9 1 Checking the ID About Aurora To check identification information select ID and press Enter A screen similar to the MO following appears System Status Softuare lerzionz Gas Composition Menu x To return to the About Menu press Enter GE Sensing Hurora H20 Corarisht e General Electric Co Unit SH Laser SH llnknown 4 9 2 Checking the System Status To view the status of the Aurora H2O system from the About Menu select System Status and press Enter A screen similar to the following appears About Aurora Software lseprzions Gas Composition Uptime is the elapsed time since the Aurora H20 was powered on or reset Urtime Hd Beh Started is the date and time that the Aurora H2O was last powered on reset odia pa Start Temp is the laser housing temperature as measured at the last startup reset Laser Hours 1399 Laser Hours indicates the total lifetime that the laser has been energized To return to the About Menu press Enter Aurora H20 User s Manual 67 Chapter 4 Programming Advanced Features 4 9 3 Checking the Software To view the software versions being used from the About Menu select Software Versions and press Enter A screen similar to the following appears About Auror
49. at this point Y Rerpeat Xx Continue Aurora H20 User s Manual 65 Chapter 4 Programming Advanced Features 4 7 User Calibration cont Apply the Span gas and wait for the Aurora H20 reading to stabilize When the reading is stable select Read Span The Aurora H20 uses the current measurement and immediately calculates the new calibration If the calculated values are determined to be valid the Aurora H2O will display Calibration OK and prompt you to Save the results or Cancel If the values are not valid the Aurora will display Calibration FAILED and prompt you to continue On a cal failure or Cancel no change is made to the User Calibration values ieee sTibesbie The CH4 Offset and CH4 Scalar items can be used to view or modify the calculated Calibration FAILED calibration points if desired Contine x Lancel Note The default values for the CH4 Offset is 0 0 and the CH4 Scalar is 1 0 These defaults are NOT the same as the Factory Calibration Making the User Cal active without performing the actual calibration will adversely affect the accuracy of the Aurora H20 If there is any doubt about the quality accuracy of the gases used the Aurora H2O should be returned to the Factory calibration using the Status item 4 8 Service Settings CAUTION The Service Settings Menu should be used by factory trained personnel only 66 Aurora H20 User s Manual Chapter 4 Programming Advanced Features 4 9 Auror
50. bility of the PM880 to determine when steady state conditions are reached Consult GE if you have application questions regarding this process Aurora H20 User s Manual 109 Chapter 7 Troubleshooting 7 6 2 Using a Moisture Standard The best moisture standard to use is one generated by a moisture generator as a flowing reference due to the fact that static moisture standards in cylinders have limited capability and reliability A moisture generator such as GE s MGIOI moisture generator can be used for this purpose Figure 91 MG101 Moisture Generator However a moisture generator is typically used only in an indoor location with reasonably good temperature control In the field this is not always practical so a more convenient option would be to use a static moisture standard in a gas cylinder Consult with your local specialty gas supplier about standards for moisture Based on application experience GE recommends the following guidelines regarding moisture standards in gas cylinders e Use passivated aluminum gas cylinders only e Do not use the cylinder when the pressure falls below 50 of the original pressure supplied by the vendor typically 1500 1800psig e Use the gas cylinder for moisture values of 50 100 ppm e Use a moisture standard having a background gas of nitrogen N2 e Mix the moisture standard for 10 minutes prior to use following the manufacturer s guidelines rolling the cylinder is typical e Use
51. cations Table 5 Modbus Register Map cont Parameter Description Range State Data Type Alarm All Alarm Status 0 7 Bitfield 3000 Integer Alarm 1 0 Not tripped 1 Tripped 3100 Integer Switch Type Alarm 2 Switch Type Alarm 3 Switch Units Type Only OS OFF LESON 3110 Integer Reg address of Meas 3120 Integer Set Point 0 In Band 1 3130 Integer Out Band 2 Depends on unit type Double Float Depends on unit type Double Float 0 Not tripped 1 Tripped nteger 0 OFF 1 ON 3210 Integer Reg address of Meas 3220 Integer Set Point 0 In Band 1 3230 Integer Out Band 2 Depends on unit type Double Float Depends on unit type Double Float 0 Not tripped 1 Tripped Integer 0 OFF 1 ON 3310 Integer Reg address of Meas nteger Set Point 0 InBand 1 3330 Out Band 2 Depends on unit type 3340 Double Float Depends on unit type 3350 Double Float nteger O NO CA C1 LO Constant External Pressure O 3500 00 kPa Double Float 0 22 mA Double Float 0 22 mA Double Float 0 3500 kPa Double Float 0 3500 kPa Double Float Constant Value 0 5540 Integer Live Sensor 1 Pressure Zero Calibration mA Pressure Span Calibration mA Pressure Zero Calibration KPa Pressure Span Calibration kPa y Ox x Fe Oe E So dE er C WY D O15 O O O 2 O O 2 O 179 D 2 to M c ct eluo c wn a S Oo C o o T c T Cc 2 0 003 YN 7 YN 7 N
52. d due to liquid or particulate coating deposition Note Reagent grade Acetone Cas no 67 64 1 may be needed for the cleaning process The reagent is not supplied as part of the Aurora maintenance kit and you must obtain the reagent from a local chemical supplier Aurora H20 User s Manual 97 Chapter 6 Maintenance 6 2 Cleaning the Mirror cont If the error condition Check Mirror is indicated the first step is to clean the mirror The process is as follows 1 Turn the power to the Aurora H20 OFF CAUTION CLASS 1M INVISIBLE LASER RADIATION WHEN OPEN DO NOT VIEW DIRECTLY WITH OPTICAL INSTRUMENTS WARNING Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous laser exposure 2 Shut down the flow through the measuring cell a Turn the inlet isolation needle valve item 4 in Figure 2 on page 4 or Figure 3 on page 5 to the closed position b Ensure that the sample flow rotatmeter indicates zero flow 3 Wear a pair of disposable latex gloves Note A 5 32 inch allen wrench is required to accomplish this task 4 Remove the 6 hex bolts securing the mirror see Figure 77 below A 5 32 inch allen wrench is required to accomplish this task Hold the stainless steel base of the mirror with one hand while removing the last retaining bolts The mirror is removed by pulling it straight down There is one alignment pin to facilitate proper removal Figure 77 Rem
53. e Methane CH4 90 0 Nitrogen N gt 6 0 Carbon Dioxide CO The process background gas is selectable from the Settings Menu e For normal operation in natural gas service STD should be selected as the background gas e For verification testing in pure methane select CH4 e f verifying in Nitrogen with a known moisture concentration N2 should be selected as the background gas Teme I Hat Status DHE Teme 8 IDF Pt 2361 Unless otherwise requested the Aurora H20 is shipped from the factory configured for Methane operation To change the type of background gas from the Settings Menu select Gas and press Enter The following screen appears Pressure Adjust Locale ES EOnFenfogeeh Clack Aurora H20 User s Manual 55 Chapter 4 Programming Advanced Features 4 3 1 Selecting the Type of Gas cont Gas Data From the Gas Data menu select Background and press Enter The following screen Background Gas appears Mol Wt Z Factor Label Use the arrow keys to select the desired background gas and press Enter The Back around Gas background gas selection is now complete Press Cancel to return to the display page N gt STD CH4 CO Gas2 Note Selecting either Gasl1 or Gas2 enables the Label menu item This menu opens a x Cancel keyboard display that allows the user to change the Gas1 2 label to one of their own choosing Entering the Label menu requires the User passcode 2719
54. e The installation of the insertion filter is described in this manual The insertion filter also is equipped with a pressure regulator which functions to reduce the pressure If it is not possible to install the insertion filter consult GE application engineers for information about a sample conditioning system Aurora H20 User s Manual 7 Chapter 1 Features and Capabilities 1 4 System Components cont THERMOSTAT J1 16 AWG BROWN WIRE 2 STRIP 1 4 LINE NEUTRAL 230 VAC 120 VAC L1 L L2 N G G GROUND BLUE ENCLOSURE WALL GEMT JUNCTION BOX SHOWN FOR REFERENCE GREEN YELLOW NOTES 1 HEATER USE GE PART NUMBER FROM 227 102 705 1238 01 AND 06 2 DO NOT DAISY CHAIN HEATER WIRING TO OR FROM AURORA ELECTRONICS Figure 5 USA CAN Heater Wiring Diagram ATEX BARTEC JUNCTION BOX GREEN YELLOW CUSTOMER GROUND O CABLE FROM ATEX m a CUSTOMER CABLE RED PLUG CUSTOMER NEUTRAL
55. e upper section of the housing DO NOT APPLY DOWNWARD FORCE The probe should slide easily into the housing Lower the probe only enough to thread the insertion nut one complete turn of thread engagement Insertion Nut First 3 E Vertical ag lf Insertion zaq Membrane Slot 9 25 Washer 7 P e T5 Second Membrane de Vertical Housing opring af Slot E Housing Guard 1 Figure 18 Installing the Probe 4 Thread the insertion nut down by hand lowering the probe until the insertion washer pins slide to the bottom of the first vertical slot Note The threaded nut on the housing ensures that if all other safety procedures are disregarded it is mechanically impossible to remove the probe Insertion Nut Insertion Washer Figure 19 Threading the Insertion Nut 22 Aurora H20 User s Manual Chapter 2 Installation 2 7 20 Installing the Insertion Membrane Liquid Separator Pressure Regulator Assembly cont 5 Rotate the probe counterclockwise until the pins are to the far right in the horizontal slot At this point the probe is sealed against the housing interior wall The pins will be in the middle of the second vertical slot Figure 20 Rotating the Probe 6 Loosen the insertion nut until it is above the top of the second vertical slot The probe should not rise to the top of the second vertical slot If the probe rises in the slot the foot valve o ring may have been damaged or attacked b
56. efault 3 Once you pick a file location AuroraView will write any parameter that has a check box with Datalog checked in the main Config window at the time interval set in the Datalog Interval box and the button in the main window will change to Datalogging Click to Stop 4 When you are done datalogging click the button to stop logging You may now open your txt datalog file in any application such as Microsoft Excel so that you can analyze that data Note When datalogging multiple parameters at intervals of five seconds or less it is recommended to use baud rates of 57 6K or 115 2K Aurora H20 User s Manual 89 Chapter 5 AuroraView Interface Software 5 7 Working with Trend Plots Trend Tabular Data amp Scan Plots 1 Trend Plots is a powerful graphing feature in AuroraView You can graph many parameters at the same time Trend Plots Cldar Trend Data Button Ho E Graph Window len Minutes Graph Window Width ku Trend Plots LU IDE du Ar Dew Point C mE 58 0 Dew Point 9F aU 56 0 piden m m 54 0 Current 52 0 parameters 50 0 being trended 48 0 legend 46 0 44 0 42 0 40 0 38 0 36 0 34 0 32 0 30 0 28 0 26 0 24 0 22 0 20 0 18 0 16 0 Secondary Y axis Example 06 08 30 Pri 06 08 45 Pl 06 09 00 Pri 06 09 15 Pri 06 09 30 Pri 06 227 06 22 06 22 06 2272 06 22 06 722 Time Figure 67 Using Trend Plots 3 Note Ifyou use the secondary y axis
57. el Select Unit Type RA 57 6 k 4800 Set Date dinis o zin Set Year Gas Composition Dew Pt C Fur S 2 ygro eut Alarm Statis 38 4k 19 2 k Cas i e Mon 10 6 2008 14 33 Displays composition of selected background gas Ue T L1 n ground g User Calibration Eq DP C Set Pressure Settings Ibs mmscf ren Select Pressure Units Eq DP F eight uy o Molecular Weight Facto Temp C Select Output Type Select Unit Type E 9 ry gsm Tanp F mPa 4 20 mA Background Z y mg m Select pw kPa bar 0 20 mA Baci ToU Stop Bits Bits Gas o Press Set Source Read Zero Read Span DewPt c Dew Ptc ALM Press Stop Bits EZEN Select Pressure Source Dew Pt F Dew Pt F ONE CH4 Offset CH4 Scalar o 1 mmHg mmHg Set Output A B or C Select Alarm Type Eq DP C apan Setpoint Passcode Protected PAOR E Lower Zero Select E n oan Protocol PSlg i e 00250 0 PPMv RS 232 3 Out Band Enter Line Pressure Note The selection of English or non metric Set Output A B or C ie 0101 325 kPa measurements is dependent on the Regional Test Test Value RS 485 UT Settings from the LOCALE menu The unit e Cal Data system choices are SI from the French Le i e 050 00 Enter A BorC Network ID uocem referred to as the metric system or SIX US Alarm Value i e 001 elect Cal Poin Trim Passcode Measurement Units Reset Trim pisc Unit System Hygro Temp Pressure N o o rim Zero i e 000 0 Td C DRS EROR SIS cH KP MP
58. el a numeric entry change or exit a menu e Use the Enter v key to accept a numeric entry or select a menu option Aurora H20 User s Manual 35 Chapter 3 Operation and General Programming 3 3 1 Indicator Lights If the Fault Indicator is lit an instrument fault is detected A message will be displayed in the Main Display top right If the Information Indicator is lit the instrument is still operating but a message will appear in the Main Display top right with information about the instrument The Keypad Lock Indicator will be lit if either A the Keypad Lock Out Switch internal to the instrument has been engaged or B the instrument keypad has not been used for a period of several minutes engaging a software feature to lock out inadvertent key usage Type B keypad lock out is overcome by pressing Cancel Enter Cancel in sequence If the Laser Indicator is lit the laser is powered and operating normally This indicator will be off if there is a laser specific fault This indicator will also be off for a brief period when the instrument is first powered After initial power up this indicator may blink several times as the laser temperature is stabilized The laser indicator will be lit constantly in normal operation The Power Indicator is normally lit when the instrument is powered 3 3 2 The Magnetic Stylus Each of the keys can be selected using a hand held magnet called a Magnetic Stylus see Figure 35 below which i
59. em IMPORTANT If the Country Code see Setting the Country Code on page 62 has been set to 81 Japan the Unit System menu is not available To select the unit system to be used for measurements select Unit System and press Enter The following screen appears Feaional Settings Country Code Decimal Format Date Format Use the left and right arrow keys to select the Unit System desired SI only metric units are available in the selection menus SI US both metric and English units are available in the selection menus and press Enter The screen returns to the Regional Settings Menu Note Changing the Unit System setting from SI US to SI in the above menu will NOT immediately change the current Display or Outputs units This is because it is not possible for the Aurora H20 to know the S measurement units desired by the operator to replace any currently displayed or output English units However the next time the operator selects different Display see Selecting Primary Units on page 39 or Outputs see Selecting Output Units on page 42 units only SI units will be available in the menu Aurora H20 User s Manual 63 Chapter 4 Programming Advanced Features 4 7 User Calibration Beginning with software revision H20 001 F the Aurora H2O supports a two point User Calibration for use in methane natural gas This is provided so that a field calibration can be easily performed to cause the Aurora H20 measurement to
60. en in Table 2 below Table 2 Pressure Settings Pressure Adjustment Pressure Figure 23 Turning the Pressure Adjustment Screw 3 Tighten the lock nut down to the top of the pressure regulator to avoid future possible changes in pressure regulator setting once the pressure is set Aurora H20 User s Manual 25 Chapter 2 Installation 2 8 Making Electrical Connections Refer to Figure 32 on page 32 for wiring connections 1 Aurora H20 has three 3 NPT conduit inlet ports for power and I O These will normally be shipped plugged from the factory Follow the applicable wiring code and requirements for wiring the unit Figure 24 Conduit Inlet Ports Note Use one conduit inlet for power Use the two other conduit inlets for input output as needed All unused conduit inlet ports should be sealed with suitable blanking elements 2 Select one conduit for inlet power to the Aurora H2O based on your configuration The Aurora H2O comes with a universal power supply or optionally as a 24VDC powered unit Remove the wiring cover to view the wiring terminal block gt AD st CVC NAIC VED Figure 25 Wiring Terminal Blocks 26 Aurora H20 User s Manual Chapter 2 Installation 2 8 Making Electrical Connections cont Note Supply connection wiring shall be rated at least 10 C above the rate maximum service temperature of 85 C be stripped back 5 16 in 8 mm and torqued to a minimum of 4 4 in
61. ength of 70 000 psi are acceptable alternatives 4 To reduce the potential of an electrostatic charging hazard do not rub painted aluminum parts with a dry cloth 50 Aurora H20 User s Manual Chapter 2 Installation pet 15 66 10 92 1 622 7 13 08 125 p 9 29 11P gt 3 18 TYP E N o NN SOS a a 33 12 24 26 26 16 24 91 Figure 31 Aurora H20 Outline and Mounting ref dwg 712 1456
62. enu A If Pressure was selected this display appears Use the arrow keys to select a unit Press Enter to save or Cancel to keep the previous value and return to the Alarm Menu Sample TIT x Lancel 46 Aurora H20 User s Manual Chapter 3 Operation and General Programming 3 6 4 Selecting an Alarm Type Alarm Menu Cal To change the alarm type from the Alarm Menu select Type and press Enter A screen similar to the following appears Select LIE Fer Status Lower Units Select Alarm Tyre Use the arrow keys to select an alarm type Press Enter to save or Cancel to keep the EBRO previous value and return to the Alarm Menu In Band Dot Band Fault e SetPoint Alarm activates when parameter exceeds upper limit and deactivates when parameter is less than lower limit e Inner Band Alarm activates when parameter is between upper and lower limits e Outer Band Alarm activates when parameter is outside upper and lower limits e Fault Alarm activates when a system fault is detected The alarm de activates when the fault condition is removed These conditions can be found in Section 7 4 Table 4 3 6 5 How the Alarm Types Work Upper Setpoint Hysteresis Lower In Band Trip Out Band Reset ET Figure 40 Example of Alarm Types Aurora H20 User s Manual 47 Chapter 3 Operation and General Programming 3 6 6 Changing the Upper Alarm Span Alarm Menu CAI To adjust the upper alarm span from the A
63. equipment to be Tufe Trim verified In 0 20 operation 0 OmA 50 10mA 100 20mA LUrrer Unteot A Test Value To test system output from the Output Menu select Test and press Enter The Aurora HERH 115 H20 will proceed to check the settings and a screen similar to this display will appear 050 88 l MZH 25 68 Use the left and right arrow keys to select each digit to be changed and the up and down f tawe W Cancel arrow keys to increase or decrease its value Press Enter to save or Cancel to keep the previous value and return to the Output Menu Check your output wiring If the reading on your SCADA or DCS is off slightly then you may use the Trim feature to trim the output zero or span Aurora H20 User s Manual 43 Chapter 3 Operation and General Programming 3 5 7 Trimming the Outputs The Trim Menu enables the operator to compensate for differences in measurement of the 0 4 20 mA outputs by connected recorders or SCADA equipment To trim the output Ooteut Menu Out A Select Trim from the Output Menu and press Enter The following screen appears Select Lower Units Test Tare I 1m LIPrFer Note The trim will apply to whichever output is chosen with the Select menu item and displayed on the menu title bar Trim Menu ELnut A Use the left and right arrow keys to select an output A B or C and press Enter The Select Trim Quteut screen returns to the previous display MEL
64. er has an auxiliary analog input 4 20 mA input that is used for connection to an optional process pressure transmitter Measurement of the process pressure enables the Aurora H20 to display and transmit the process dew point AuroraView software is provided and enables remote readings programming data logging and data logging with a personal computer The Aurora H20 hygrometer is calibrated against an NIST or other national metrological institute traceable reference dew point generator and hygrometer Each system is supplied with a certificate of calibration with functional test data Aurora H20 User s Manual 3 Chapter 1 Features and Capabilities 1 4 System Components Note Refer to Table 1 on page 6 for part descriptions EB Dp m m ple Le 7 NH NM L J Nae E ET
65. er s Manual Contents Chapter 4 Programming Advanced Features 4 1 4 2 4 5 4 4 4 5 4 6 4 4 8 4 9 HS o AA Mace pp s uM UN Ue sett Lae ee eae RU EL du cae 49 A UG Ce OM Ma Ol atts EET E E EET O E E A EE E 49 202 SSG term HH GIO uri tet atout DE Es ah teak Sates ae se Roe ene Lae CE Ed 49 Ak A MEER TT ri cs dete ene sae erat a Se A Bae Sig ea yo a ne Seo ane eset 50 eM CVC UG POCO Ce notis O NETA 50 Zo SITO NEO Dial LOS E D MI oon LL UA 50 Adjust Offset YAA A 51 APA O A e a uia n aaa e uL EA EO aeoe e 51 4 2 2 Adjusting the Smoothing Filter Offset soc id PEU CQ A E Eat UP Pre au 51 4 2 3 Setting the Dew Point Calculation Method sus io accent pet eh eoo ras 52 Sepe BOCROROMDO CI etna et tdeo AN 53 Si Selecta Ne TUDS OD GOS erbe e Pai e eo a d nie lbs etd ete fu does obe dd bindet 53 25 2 E O SNO COM A A O UU eM Dd E Lame 54 Aor a WOO CI NER ET TTE LET TIE TUE 55 UN PTT sve eiie Na dere ABILITIES RET TR TT TT 57 EE A aaa heces tese O RNE 58 GA d serhoune QU aaa a orat diei dob EE bid eo 58 TIN ARSC UIC NE MNI ES A TTD SLEEP 58 Adr desc NOVO aes edu tuumite Samui adem rra rl EL rd 58 upra desse Wail DO At cob taba ind calibre inus dente taeda atc el eg le ch Sad ots ace 59 AS RESENO MIS WONG rro od NIAI ELM CL LODS HCM ER EMEN O UE EN M ELE 59 PS DREES SN NO Sr cre a da e la Re eee 60 451 SONT ies SUP IUS uiae Pres A 60 2 A SSO WM Una chara nari eer nce ania A aay eee NEQUE ETE 60 SS uenaboiodhie Con
66. eric pressure Ensure that the sample system valves are configured correctly and that the Aurora H2O internal pressure regulator is capable of a barely positive pressure setting Check Replace the filter element in the coalescer filter as detailed in Chapter 5 Maintenance 7 6 Verifying Aurora H2O Performance in the Field There are two methods for verifying the performance of the Aurora H20 in the field The first method is to use a portable hygrometer such as GE s PM880 portable hygrometer The second method is to use a moisture generator or standard gas cylinder 7 6 1 Using A Portable Hygrometer One quick spot check that can be done that is relatively easy to do and requires minimal set up time and no consumables is to use a second hygrometer GE recommends using a PM880 Portable Hygrometer for this requirement with a recently calibrated Aluminum Oxide Moisture Probe Figure 90 PM880 Portable Hygrometer The PM880 can be connected to the outlet of the Aurora H2O analyzer using the portable sample system with the aluminum oxide moisture probe to verify the system The response time of the portable hygrometer is limited as the sensor is typically exposed to air during movement to the sample point So it is recommended that the sample gas remains flowing through the portable sample system on the sample outlet of the Aurora H2O until equilibrium with the moisture concentration of the sample gas is reached You can use the data logging capa
67. erval Click to Stop Scan to File 30 Seconds EI wW Scan Plots 6 6 gt EA An t i DAZIIERCRDOZEAZZISAREOBEEZA 5 2 A A A A o o o o o pu RRNA RE t t 1 1 I 1 i 1 fa Wed o SPS Rega Stee SSS SSO SSA RSS SSA SSSA SS SPR SSSSKASSSSS POSES nl SSeS sse eee T I 4 8 et 8899299 tes 992222844444 _ eee Ma M O S t ee ee ee eee eee 4 6 4 t 4 t t t t t i t H i i 1 I i i 4 4 m Xu b d UM PO Xd ESOS UR m R i TET WE GE E Y Y IECIT Gum HR du MED AUN POUR m Da DO Re VES PD EAD UR ME GP um CO E ED RAO D HR 1 HARES PF LG an GR uA C SRS a UNA CQ UR mS US eee err Um Gu NR el a ee S UR u CR UO NR UND ES 05 O IB y AutoScale X 37 mmmmammmaREEEEEEEE cpu Y 4 4 4 T i i TLOCCLLLELLLCLLLLLEUELLOELCLCLUELCELCLLLECCLLELLCLLELLLELELLOL f See SS eee eee 1 f EE EE 4 4 1 0 EmamRESSEESEEESSESSEESSEESSERSSSRSSEBSSESSSESEEE A i 4 4 HH i CR IAE E B 1 O 2 Ha A E 4 1 TP te tt EA 1 I E J at bt OH TT I I i 1 f 4 f f 1 i i i l T if 4 A See O eee ee f f f
68. g 100 Ib Overall Dimensions 34 H x 18 W x 14 D 87 cm x 46 cm x 36 cm see drawings 1 5 14 Hazardous Area Certification USA Canada lt M Explosion Proof for Class I Division 1 Groups B C amp D C XXII 5 Dust Ignitionproof for Class I II Division 1 Groups E F amp G Canada only EU and Elsewhere ATEX and IECEx Ex d e IIB H2 T6 Gb IP66 Tamb 20 C to 65 C Flameproof with increased safety compartment Evaluated against standards EN 60079 0 2012 EN 60079 1 2007 EN 60079 7 2007 IEC 60079 0 2011 IEC 60079 1 2007 IEC 60079 7 2006 1 5 15 European Certification CE Complies with EMC Directive 2004 108 EC Low Voltage Directive 2006 95 EC and Pressure Directive 97 23 EC for DN 25 1 5 16 Software Displays all key parameters Provides time base graphing data logging ability export data as ASCII text Software has lockout passcode 1 5 17 Sampling System Integrated sampling system to filter out physical contaminants remove glycol carry over control temperature condition regulate pressure and flow rate Optional thermostatically controlled heater 1 5 18 Wetted Components 316 316L stainless steel for tubing and fittings Other wetted components such as the optical window and mirror are proprietary materials and are compatible with natural gas and typical contaminants found in natural gas Other sample system components wetted parts include PTFE PFA Inconel Hastelloy PVDF glass Viton Aurora
69. he highest priority is displayed When that condition is resolved the next highest priority condition is displayed Aurora H20 User s Manual 107 Chapter 7 Troubleshooting 7 4 Status Messages and Indicators cont Status OK No CH4 detected H20 Under Range Warning System Overheating FAULT Temperature FAULT Sample Pressure FAULT Line Pressure Laser Temp Unstable Laser Adjust at Limits Laser Reference Fail Weak Signal Return Check Mirror FAULT TEC FAIL WARNING Sample Pressure TOO HIGH ERROR TEC Setpoint out of Range Service Req 108 Table 4 Status Messages and Indicators Aurora H20 is operating normally no faults or other indications Aurora H20 is reading moisture but cannot detect the presence of methane The moisture level is below the system detection limits The temperature inside the electronics module exceeds 85 C or the air temperature inside the sample system enclosure exceeds 68 C The laser Condition Info Info Info Fault Fault Fault Fault Warning Info Fault Info Fault Warning Fault Fault is powered off until the electronics module temperature is below 80 C and the sample system enclosure temperature is below 65 C The temperature transducer is operating out of limits is disconnected or has failed The internal sample pressure transducer is operating out of limits is disconnected or has failed The exter
70. ical slots in the threads Do not allow the thread sealant to enter the slot as it may interfere with the mechanism Thread Sealant Figure 11 Applying Thread Sealant 18 Aurora H20 User s Manual Chapter 2 Installation 2 7 2a Installing the Housing cont 2 Confirm that the pipeline has been depressurized Insert the housing into the pipeline through a 34 NPTF thread o let The minimum ID of the thread o let is 0 91 Housing 34 NPTF Thread O Let Lm Figure 12 Inserting Housing into Pipeline 3 Using a wrench on the wrench flats turn the housing until it is secure and sealed This will require between three and five turns DO NOT OVERTIGHTEN The housing may be damaged if it is over tightened causing the housing to deform Figure 13 Tightening the Housing Aurora H20 User s Manual 19 Chapter 2 Installation 2 7 2a Installing the Housing cont 4 Turn the locking mechanism clockwise until it first touches the top of the thread o let 5 Turn the locking mechanism counterclockwise until the Allen screw is aligned with the thread slot Using a 1 8 Allen wrench tighten the Allen screw until its tip is tight against the slot DO NOT OVERTIGHTEN THE ALLEN SCREW as this will cause the housing wall to be indented e A m j Figure 14 Aligning and Tightening the Allen Screw 6 Using a 3 32 Allen wrench tighten the Allen screws on the locking mechan
71. ighlight the desired parity and press Enter Select Parity 035 ODD HOHE anze l Comm Part LSCACA After a parity selection is made the Aurora prompts for the number of stop bits Use the select Stor bits arrow keys to highlight the desired number and press Enter The screen returns to the aus TWO Comm Port Menu Lancel 4 1 4 Selecting Protocol Comm Port CSCAbA To choose the protocol from the Comm Port Menu select Protocol and press Enter The Select Hetwork 1p following screen appears Baud Rate Parity Use the arrow keys to highlight the desired protocol and press Enter The screen returns to the Comm Port Menu x Cancel 4 1 5 Setting the Network ID Comm Fart CSCADAI To set the network ID from the Comm Port Menu select Network ID and press Enter Select vara The following screen appears Baud Rate Parity Protocol Use the left and right arrow keys to select each digit to be changed Use the up and down arrow keys to change the value When finished press Enter The screen returns to the Comm Port Menu 50 Aurora H20 User s Manual Chapter 4 Programming Advanced Features 4 2 Adjust Offset Values To adjust offset values from the Settings Menu select Adjust and press Enter The Pressure following screen appears Locale ee eee eee 4 2 1 Adjusting the PPMv Offset User Adjustments To adjust the PPMv offset select PPM Level and press Enter The following screen
72. ing AuroraView cont 3 Browse to the file named setup exe in the root directory of the CD Double click the file to start the installation L AuroraYiew 1 0 4 Installer File Edit View Favorites Tools Help EES J Y j Search T Folders mE Address la E Auroraview 1 0 4 Installer Go Links gt ET LLL lo ES YE yO foo TG ioe Location CD Writing Tasks A Files Currently on the CD j Write these files to CD bin File Folder 4 6 2009 3 02 PM Files Curren license File Folder 4 6 2009 3 02 PM Files Curreng IL supportfiles File Folder 4 6 2009 3 02 PM Files Curreng E nidist id 1KB ID File 4 6 2009 2 43 PM Files Curreng Make a new Folder setup exe 2 396 KB Application 11 21 2007 9 48 AM X Files Curreni A Publish this Folder to the Ssetup ini 33KB Configuration Settings 4 6 2009 2 43 PM Files Curreng Web bal Share this Folder File and Folder Tasks Other Places AuroraView E B My Documents My Network Places Details 6 objects Figure 46 AuroraView Installer Aurora H20 User s Manual 75 Chapter 5 AuroraView Interface Software 5 5 Installing AuroraView cont 4 Exitall other programs before running the installer 76 a AuroraWView AuroraVIEW Installation It iz strongly recommended that pau exit all programe before running this installer Applications that run in the background such as virus scanning utilities might cause the installer ta take
73. ise 3 Close the sample needle valve 4 Close the bypass needle valve 3 2 3 Purge 1 Hook up the purge gas 2 Regulate the pressure externally to 3 5 psig 3 Turn the sample purge 3 way ball valve towards the purge inlet 4 Crack the purge inlet needle valve to set the to 30 SLPH 1 SCFH Aurora H20 User s Manual 33 Chapter 3 Operation and General Programming 3 2 Sample System cont INLET ISOLA TIO NEEDLE VALVE RES SURE REGULA TOR SAMPLE NEEDLE VALVE BYPASS NEEDLE VALVE SAMPLE PURG 3 WAY BALL VALV Figure 33 Aurora H20 Sample System Quick Startup Guide ref dwg 902 004 34 Aurora H20 User s Manual Chapter 3 Operation and General Programming 3 3 Keypad Features Menu Power Indicator Main Display Fault Indicator Laser Indicator PPM Hell Status ME 392b f Information SIT T3 ew EE Indicator 14 542 6 19 i Keypad Lock Indicator lt a VA n PN nter Cancel Up Left Right Down Arrows Figure 34 Aurora H2O Keypad The Aurora H20 has seven keys a Menu key four Arrow keys a Cancel X key and an Enter Y key e Use the Menu key to open the main menu on the display e Use the Arrow keys to navigate among menu choices and to increment decrement numeric entries e Use the Cancel X key to canc
74. ism s surface until their tips are firmly set into the thread o let s upper surface Figure 15 Tightening the Allen Screws The housing is now installed The locking mechanism should prevent the housing from becoming unintentionally unscrewed from the thread o let The pipeline my now be pressurized 20 Aurora H20 User s Manual Chapter 2 Installation 2 2b Installing the Insertion Membrane Liquid Separator Pressure Regulator Assembly 1 Confirm that the allen cap screw head s hex cavity is clean and free from foreign material Confirm that the allen cap screw that holds the membrane ferrule is torque wrench tight The torque value should be 10 inch lbs If the allen cap screw is only hand tight the screw may protrude excessively which could result in foot valve actuation when the probe is installed into the housing Allen Cap Screw Figure 16 Checking Tightening the Allen Cap Screw 2 Rotate the pressure adjustment screw on the pressure regulator fully counterclockwise until it rotates freely Close the isolation ball valve Pressure Adjustment Screw Isolation Ball Valve Figure 17 Rotating the Pressure Adjustment Screw Aurora H20 User s Manual 21 Chapter 2 Installation 2 7 20 Installing the Insertion Membrane Liquid Separator Pressure Regulator Assembly cont 3 Position the membrane end of the probe above the installed housing Slowly lower the probe into the housing Avoid membrane contact with th
75. isplayed Use Gas Lockout switch to unlock Aurora H20 User s Manual 111 Chapter 7 Troubleshooting no content intended for this page 112 Aurora H20 User s Manual Appendix A MODBUS RTU RS485 Communications Appendix A MODBUS RTU RS485 Communications A 1 Introduction The Aurora H2O supports digital communications using the Modbus RTU protocol with 2 wire RS 485 or 3 wire RS 232C as the physical layer Data rate can be specified ar rates from 4800 to 115200 bits per second bps with selectable parity Aurora H20 has two physically separate communications ports Both ports can be selected for either RS 232 or RS 485 operation and Aurora H20 can communicate with both ports simultaneously Note Aurora H20 supports the Modbus RTU protocol as defined in MODBUS Application Protocol Specification V1 1b amp MODBUS over Serial Line Specification and Implementation Guide V1 02 Note The above referenced specifications are available from the Modbus Organization at http modbus ida org A 2 Modbus Functions and Data Types The Modbus functions supported by Aurora H20 include e 0x03 Read Holding Registers e 0x04 Read Input Registers e 0x08 Diagnostics Serial Line only only supports Echo subcommand e 0x10 Write Multiple registers e 0x11 Report Slave ID Serial Line only e 0x2B 0x0E Read Device Identification only supports Basic Device Identification tags which are e VendorName e Prod
76. larm Menu select Upper and press Enter A Select umm screen similar to the following appears Status Lower Units TYre Enter MAX Alm Value Use the left and right arrow keys to select each digit to be changed and the up and down HERH 413 686 arrow keys to increase or decrease its value Press Enter to save or Cancel to keep the 54 880 kPa previous value and return to Output Menu lH c end Y Save X Cancel 3 6 7 Changing the Lower Alarm Span Alarm Menu CA To adjust the lower alarm span from the Alarm Menu select Lower and press Enter A Select Ue eer screen similar to the following appears Status Lower Units TYFE Enter MIH Alm Value Use the left and right arrow keys to select each digit to be changed and the up and down HERH 413 655 arrow keys to increase or decrease its value Press Enter to save or Cancel to keep the SA AAA kPa previous value and return to Output Menu lH c end 5aum X Cancel 48 Aurora H20 User s Manual Chapter 4 Programming Advanced Features Chapter 4 Programming Advanced Features 4 1 Comm Port Settings nain Menu To access the communication port settings from the Main Menu select Settings and DisPlas Service press Enter The following screen appears Outeut About Hlarm LOCK ESMERO To access the communications port settings select Comms and press Enter The Comm Pressure following screen appears Adjust Locale Gas REF eb Yen
77. lowing screen appears MA About Alarm LOCK Settinas Dutrut Menu out A From the Output Menu choose Select and press Enter The following screen appears se Lect Lower Units Test Tyre Trim UrrRE Outeut Menu E ut A Use the arrow keys to select the output A B or C to be set up and press Enter Select utrut MEC Cancel Aurora H20 User s Manual 41 Chapter 3 Operation and General Programming 3 5 2 Selecting Output Units DutrFut Menu Out A From the Output Menu select Units and press Enter Use the arrow keys to select the Choose unit ture unit type and press Enter A screen similar to the following appears Teme Press Cancel Use the arrow keys to select a new unit Press Enter to save or Cancel to keep the previous value and return to the Output Menu 3 5 3 Selecting an Output Type Dutrut Menu L ut Al To change the output type from the Output Menu select Type and press Enter A Select Lower screen similar to the following appears Units Test Teim Use the arrow keys to select a new output type Press Enter to save or Cancel to keep select Qutrut Type the previous value and return to the Output Menu A 24mA ALA K Cancel Note Ifthe ALM option is selected in the above menu the analog output will function as an alarm indicator In this mode the analog output will remain at 0 mA during normal operating conditions but the analog output will be driven to 24 m
78. lt conditions without the need to upload the configuration of the meter using external software 5 2 Requirements AuroraView leverages a National Instruments Run Time environment This environment is supported on the following operating systems with the minimum installation requirements indicated e 260 MB of available hard disk space e 64 MB of RAM or more e 300 MHz Pentium CPU e Windows NT 4 0 SP6 or higher Windows ME Windows 2000 Windows XP e Internet Explorer v5 0 or higher AuroraView supports the following serial interfaces e RS232 e R5S485 Modbus Aurora H20 User s Manual 73 Chapter 5 AuroraView Interface Software 5 3 Installing AuroraView 1 Insert the Installation CD into the optical drive on your PC 2 The installation program should launch automatically If it does not select Start gt Run gt Browse o AuroraYiew E File Edit View Favorites Tools Help rd y EP x gt E 3 p Search Folders Ei Address J EA ac Links qe me ee CTA emal CD Writing Tasks A Files Currently on the CD j Write these files to CD Cj Auraraview 1 0 4 Installer File Falder 4 6 2009 3 02 PM File and Folder Tasks ed Publish this Folder Ea the Web El Share this Folder Other Places 4 My Computer iE My Documents wd My Network Places Details MAA k 1 objects P Figure 45 Initial Screen 74 Aurora H20 User s Manual Chapter 5 AuroraView Interface Software 5 5 Install
79. m the Select ecer Alarm Menu choose Select and press Enter A screen similar to the following appears Status Lower Use the arrow keys to select the output A B or C to be set up and press Enter The display returns to the Alarm Menu Select Alarm Cancel Aurora H20 User s Manual 45 Chapter 3 Operation and General Programming 3 6 2 Selecting Alarm Status Alarm Menu LB To select the alarm status from the Alarm Menu select Status and press Enter The Select Po tT Units TuPe following screen appears Alarm Menu A Use the arrow keys to select OFF or ON and press Enter The display returns to the set Alarm Status Alarm Menu Gide CH K Carnce 3 6 3 Selecting Alarm Units Alarm Menu A To select alarm units from the Alarm Menu select Units and press Enter Use the arrow Choose unit tyre keys to select the unit type and press Enter Hu ro Eile Fress K Carnce Select Alarm A Units If Hygro was selected this display appears Use the arrow keys to select a unit Press SOMA Dew Pt C Enter to save or Cancel to keep the previous value and return to the Alarm Menu Lbz MMSCF Dew Pt F mam Heo E3 DP c Pw kPa Ea DP SF Select Alarm A Unit If Temperature was selected this display appears Use the arrow keys to select a unit Teme C Press Enter to save or Cancel to keep the previous value and return to the Alarm Menu Dew Pt L Dew Pt F Alarm M
80. mmHg P ie ete ES TO Peak Va WAS Raw es bes Adj IUE CE es an Eternal Pressure kPa External Pressure PSla y a b Ki gt gt b Ag agla gla gla ga gla gla gla gla gla E E y eles I Figure 55 Configuration Measurements e Unit String Set this value to the value you want to read plot or datalog e Digits of Precision Set a numerical value typically 0 1 2 This sets the resolution of the displayed measurement units to the right of the decimal place i e 20 78 would result from a setting of 2 e Read Check this box if you want to show the value in the current Readings pane e Plot Check this box if you want to show the value in the Trend Plots graph AND the Trend Tabular Data tab Aurora H20 User s Manual 83 Chapter 5 AuroraView Interface Software 5 5 Using the Main Menus cont Note The other options under MEASUREMENTS are for individual unit types and perform the same function as checking a box under the CONFIG pop up window AuroraVIEW Measurements Alarms Outputs Scans Comm Contig ind Plots Tren m Dew Point F k Plot SOUL Dew Point C gt PED Axis Figure 56 Other Measurement Options 2 Click Alarms gt Config This window enables the user to configure the alarm status within the AuroraView application This feature allows you to remotely configure Aurora H2O alarms which a
81. n value press Reset Trim Enter A screen similar to the following appears This will cause the Aurora H20 to output 20 000 mA on the output being trimmed The output value should then be read using the connected recorder SCADA equipment or DVM Enter the value read from the connected equipment as the Span Trim value Enter utH RKeadina Use the left and right arrow keys to select each digit to be changed and the up and down GFR 22 2006 arrow keys to increase or decrease its value Press Enter to save or Cancel to keep the 2A AAAA mA previous value PEE 165 5 uses eCsiee Trimming is complete Accuracy can be verified using the Test Menu above Example Trim is reset then Trim Zero is selected The SCADA input reports 3 977 mA The operator enters 3 977 as the Zero Trim value Trim Span is selected The SCADA input reports 19 985 mA The operator enters 19 985 as the Span Trim value Aurora H20 will adjust the output accordingly to true the output as read by the customer recorder SCADA or DVM Using the Test Menu the operator verifies that a test value of 096 now reads 4 000 mA at the SCADA equipment and a test value of 100 now reads 20 000 mA 3 6 Setting Up Alarms Note The Aurora H20 is not equipped with alarm relays The Alarm function is useful only when reading the alarm status via Modbus 3 6 1 Selecting an Alarm Output To set up alarm outputs on the Main Menu choose Alarm and press Enter Fro
82. nal line pressure transmitter is operating out of limits is disconnected or has failed Occurs if source of the line pressure measurement is set to Live and no pressure transmitter is attached The temperature of the laser is not stable This warning occurs briefly at power on as the Aurora H20 sets the correct operating temperature The laser is powered off until the temperature has stabilized Aurora H20 has reached the limit for adjusting the laser power Contact the factory for assistance Aurora H20 could not detect any signal from the laser Contact the factory for assistance Aurora H20 could not detect a signal returned from the sample cell or the signal is below allowed limits Check mirror for contamination Aurora H20 has detected a failure in the laser temperature control Contact the factory for assistance The pressure in the Aurora H20 sample cell is greater than 212 kPa 30 75 psia Verify regulator and flow settings check for blocked vent line or excessive back pressure The Aurora H20 temperature controller is was set beyond its operating limits Contact the factory for assistance Aurora H20 has detected a fault condition that has no associated status message Contact the factory for assistance Aurora H20 User s Manual Chapter 7 Troubleshooting 7 5 No Flow Measurement Indicated on Aurora H20 Measurement Cell Outlet Check to make sure that the outlet of the Aurora H20 is venting to atmosph
83. nd sample system components sufficiently above both the water and hydrocarbon dew point will keep the sample in the gas phase To replace the filter element complete the following steps 1 Close the inlet isolation needle valve and allow the system to fully depressurize 2 Turn the filter cap counter clockwise see Figure 85 below You might need to use a channel lock wrench to assist in loosening the cap Figure 85 Removing the Filter Cap 104 Aurora H20 User s Manual Chapter 6 Maintenance 6 3 Replacing the Filter Element cont 3 Place the filter cap on a horizontal flat surface filter side up 4 Carefully remove the large O ring Note Because the O rings are reused replacement O rings are not included in the maintenance kit Figure 86 Orient the Filter Cap and Remove the Large O Ring 5 Remove the white membrane filter element and the membrane backing plate Figure 87 Remove the White Filter Element and the Backing Plate Aurora H20 User s Manual 105 Chapter 6 Maintenance 6 3 Replacing the Filter Element cont 6 Remove the small O ring Figure 88 Remove the Small O ring 7 Using a tissue clean the filter components Figure 89 O Rings Membrane Filter and Backing Plate Removed 8 Re assemble the filter and reinstall the cap hand tight 106 Aurora H20 User s Manual Chapter 7 Troubleshooting Chapter 7 Troubleshooting 7 1 Introduction The following are po
84. nformation that emphasizes instructions that are essential to proper setup of the equipment Failure to follow these instructions carefully may cause unreliable performance CAUTION This symbol indicates a risk of potential minor personal injury and or severe damage to the equipment unless these instructions are followed carefully WARNING This symbol indicates a risk of potential serious personal injury unless these instructions are followed carefully Safety Issues WARNING It is the responsibility of the user to make sure all local county state and national codes regulations rules and laws related to safety and safe operating conditions are met for each installation WARNING For installations in potentially hazardous areas be sure to read the Certification and Safety Statements document at the end of this manual before beginning the installation Auxiliary Equipment Local Safety Standards The user must make sure that he operates all auxiliary equipment in accordance with local codes standards regulations or laws applicable to safety Working Area WARNING Auxiliary equipment may have both manual and automatic modes of operation As equipment can move suddenly and without warning do not enter the work cell of this equipment during automatic operation and do not enter the work envelope of this equipment during manual operation If you do serious injury can result WARNING Make sure that power to the auxiliary eq
85. nsing Fuses and batteries are specifically excluded from any liability This warranty is effective from the date of delivery to the original purchaser If GE Sensing determines that the equipment was defective the warranty period 1s one year from delivery for electronic or mechanical failures one year from delivery for sensor shelf life If GE Sensing determines that the equipment was damaged by misuse improper installation the use of unauthorized replacement parts or operating conditions outside the guidelines specified by GE Sensing the repairs are not covered under this warranty The warranties set forth herein are exclusive and are in lieu of all other warranties whether statutory express or implied including warranties or merchantability and fitness for a particular purpose and warranties arising from course of dealing or usage or trade Return Policy If a GE Sensing instrument malfunctions within the warranty period the following procedure must be completed 1 Notify GE Sensing giving full details of the problem and provide the model number and serial number of the instrument If the nature of the problem indicates the need for factory service GE Sensing will issue a RETURN AUTHORIZATION NUMBER RAN and shipping instructions for the return of the instrument to a service center will be provided 2 If GE Sensing instructs you to send your instrument to a service center it must be shipped prepaid to the authorized re
86. ode Use the left and right arrow keys to select each digit to be changed Use the up and UEH 1222 down arrow keys to change the value When finished press Enter The screen returns to anal the Regional Settings Menu 1 Y Save M tancel e Country Codes international telephone country codes e Default 1 for U S e Option 81 for Japan is available to conform to METI requirements 62 Aurora H20 User s Manual Chapter 4 Programming Advanced Features 4 6 2 Setting the Decimal Format SA Seance The Decimal Format option determines whether a decimal or a comma 1s used as Country Tode the decimal separator To edit the decimal format from the Regional Settings Menu Decimal Format select Decimal Format and press Enter The following screen appears Date Format Unit System Regional Settings Use the left and right arrow keys to select a decimal or a comma as the decimal Decimal Format separator and press Enter The screen returns to the Display Menu ie 1 23 M Carnice 4 6 3 Setting the Date Format pealonal Sattimes To edit the date format from the Regional Settings Menu select Date Format and press Cauntr Code Enter The following screen appears Decimal Format Unit System Regional Settings Use the left and right arrow keys to select the desired date format and press Enter The Date Format screen returns to the previous display LEER bee Ss H D xX L ancel 4 6 4 Setting the Unit Syst
87. omponents mounted within a stainless steel enclosure isolation valve coalescing filter coalescer flow control valve sample cell control valve second pressure reducing valve regulator and flow indicator rotameter as well as an optional electrical heater and thermostat The fundamental water vapor pressure measurement is based on the Beer Lambert Law ls A In lt SLN where A Absorbance Light intensity transmitted through a sample gas Incident light intensity S Absorption coefficient L Absorption path length a constant N Concentration of the water vapor in the absorption cell The absorption coefficient 1s a constant for a specific gas composition at a given pressure and temperature The concentration of the water is directly related to the partial pressure At certain specific frequencies light energy will be absorbed by water molecules As the concentration of water increases the absorption also increases The Aurora H20 sweeps the diode laser output across a narrow band in the near infrared spectrum and by measuring the light intensity with a photo detector 1s able to provide a direct indication of the partial pressure of water The partial pressure multiplied by 10 and divided by the total pressure yields the volume ratio in ppm parts per million by volume The laser diode is housed in a hermetically sealed and dry housing The light is transmitted through a window made of proprietary transpa
88. oving the Aurora H2O Mirror 98 Aurora H20 User s Manual Chapter 6 Maintenance Aurora H20 User s Manual 99 Chapter 6 Maintenance 6 2 Cleaning the Mirror cont CAUTION Handle the mirror with extreme care Performance of the analyzer is dependent upon the mirror integrity Do not touch the mirror surface with any tools objects hands or fingers Alignment Pin Mirror Figure 78 Handling the Mirror Assembly 5 Make a visual inspection of the mirror surface Record any observation of gross contamination If the mirror appears to be clean do not clean it Instead reinstall it into the system Figure 79 Examining the Mirror 100 Aurora H20 User s Manual Chapter 6 Maintenance 6 2 Cleaning the Mirror cont 6 Ifthe mirror is contaminated the first step in cleaning it is to use the air blower to blow away any particulate matter on the mirror surface Place the mirror assembly on a flat surface and repeatedly puff the air blower to force dry clean air onto the mirror surface see Figure SO below Figure 80 Blowing Air onto the Mirror 7 Using a piece of lens tissue wet a small area with a very small amount of analytical grade acetone barely wet the lens tissue Typically one drop of acetone will suffice Tilt the lens tissue so that the acetone drop is absorbed by the lens paper along the length of the piece see Figure 81 below Figure 81 Using Analytical Grade Acetone Aurora H20 User s
89. pair station indicated in the shipping instructions 3 Upon receipt GE Sensing will evaluate the instrument to determine the cause of the malfunction Then one of the following courses of action will then be taken e Ifthe damage is covered under the terms of the warranty the instrument will be repaired at no cost to the owner and returned e If GE Sensing determines that the damage is not covered under the terms of the warranty or if the warranty has expired an estimate for the cost of the repairs at standard rates will be provided Upon receipt of the owner s approval to proceed the instrument will be repaired and returned Aurora H20 User s Manual 123 Warranty no content intended for this page 124 Aurora H20 User s Manual o DECLARATION sensing OF CONFORMITY DOC 0007 Rev B We GE Sensing 1100 Technology Park Drive Billerica MA 01821 USA declare under our sole responsibility that the Aurora H20 Moisture Analyzer to which this declaration relates is in conformity with the following standards e EN 60079 0 2006 e EN 60079 1 2007 e EN 60079 7 2007 e EN 60529 1991 A1 2000 e 2 G Ex de IIB T6 T 20 C to 65 C IP66 FMO9ATEX0O65X FM Global UK e EN 61326 1 2006 Class A Table 2 Industrial Locations e EN 61326 2 3 2006 e EN 61010 1 2012 Overvoltage Category II e IEC 60825 1 following the provisions of the 2004 108 EC EMC 2006 95 EC Low Voltage and 94 9 EC ATEX Direc
90. pect to water vapor over an ice surface There can be a difference of several degrees C between the dew point and the frost point e When set for Dew Frost the Aurora H20 will report the Dew Point if the reading is above freezing and will report the Frost Point if the reading is below freezing e When set for Dew Point the Aurora H20 will calculate the Dew Point temperature even if that temperature is below freezing User Adjustments To set the dew point calculation method from the User Adjustments Menu select Dew PPM Leual Pt Calc and press Enter The following screen appears Filter TNCS NE CN en Use the arrow keys to highlight the desired dew point setting and press Enter The screen returns to the User Adjustments Menu EM Deu Frazt x Cancel e The Dew calculation should be used for compatibility with ASTM 1142 IGT 8 The tables and calculations in those reports require measurements and provide results in dew point regardless of the actual phase dew or frost e The Dew Frost calculation should be used for compatibility with ISO 18453 2004 or when using a chilled mirror apparatus as a check standard 52 Aurora H20 User s Manual Chapter 4 Programming Advanced Features 4 3 Set Up the Background Gas 4 3 1 Selecting the Type of Gas The Aurora H20 TDLAS is normally calibrated to a standard gas mixture that is representative of typical natural gas The primary components and concentrations of this gas mixture ar
91. re used only with Modbus RTU digital output The AuroraView Alarms are shown below AuroraVIEW Measurements Alarms PHI Alarm 1 Alarm 2 1 Config Ll Ll Lonfiqure Alarms 5 Alarmi 1 Trigger N AlarmType Za cower Limit Limit Upper TENG M H20 PPMv Um Band Jo 1500000 te SE reg I i ej i I l A arm 2 Trigger j Alarm ype ENTE Limit Upper Limit li 5 T i Read Datalog E ample emp sy de out c of Band Mas ES 118 E Aleeth 3 Trigger I I Alarm Type Il Lower Limit Upper Limit men H20 PPMy 4 out of Band RH 10 125 BEP es l A e uuu Nos Type Limits Datalog Y Set Point Alarm Toggle Alarms pply Changes arca Alarm Read Condition ON OFF Indication On Off Masas see below Figure 58 Other Measurements Options AuroravIEW File Measurements Alarms O Alarm 1 Alarm2 Alarm 3 Figure 59 Alarm Status Indicators 84 Aurora H20 User s Manual Chapter 5 AuroraView Interface Software 5 5 Using the Main Menus cont 3 Click Outputs gt Config a Aur oraVIEW i confia 3 S Figure 60 Outputs Configuration Configure Analog Output Settings Figure 61 Other Output Options Aurora H20 User s Manual 85 Chapter 5 AuroraView Interface Software 5 5 Using the Main Menus cont 4 Click Scan This section will enable you to pick the type of scan you want to see The default scan is the SPECTRA scan which show
92. rent material The light travels through a stainless steel cell and is reflected off a gold plated mirror and returned to a photo detector where the light intensity 1s measured 2 Aurora H20 User s Manual Chapter 1 Features and Capabilities 1 3 Theory of Operation cont Since only light comes in contact with the sample of natural gas and all of the wetted materials are made of non corrosive and inert materials this technology does not exhibit the drift associated with gas contacting sensor based hygrometers The diode laser emits low energy light and therefore the system will not ignite the gas The complete system is rated explosion proof and the Aurora H2O provides very fast response time Once the absorption cell see Figure 1 below is purged the response time is a matter of a few seconds Photodetector Optical Window Mirror Gas Inlet Gas oN ainless Steel Absorption Cell Tunable Diode Laser Hermetically Sealed Housing Figure 1 Laser Absorption Cell Basic Elements The control of the laser power supply and signal conditioning circuitry are housed in an explosion proof transmitter enclosure A backlit three parameter LCD display provides digital indication of user programmable parameters The Aurora H20 has three user programmable 4 20 mA analog outputs and two programmable digital ports that may be configured as either RS 485 or RS 232 with Modbus protocol The analyz
93. res and Capabilities 1 5 6 Temperature Operating 20 to 65 C 4 to 149 F Storage 20 to 70 C 4 to 158 C Optional Heater Thermostat Setpoint 20 45 C 68 9 F for U S and Canada 10 45 C 50 9 F for EU and elsewhere 1 5 7 Flowrate Sample Cell Flowrate 10 to 60 SLH 0 4 to 2 SCFH 30 SLH 1 SCFH nominal Coalescer By pass Fast Loop 5 to 10X of flowrate through sample cell 1 5 8 Display Backlit LCD three programmable simultaneous parameters alphanumeric status and diagnostic display LEDs for power laser temperature stability keypad lockout 1 5 9 Inputs Outputs Analog Outputs Three programmable 0 4 20 mA 500 2 maximum load Analog Input Loop powered 4 20 mA input for remote pressure transmitter Aurora H2O supplies 24 VDC Digital Interface Two programmable digital communications ports RS 232 and RS 485 with multidrop capability and assignable address Modbus RTU protocol 1 5 10 Enclosure Ingress Protection IP 66 1 5 11 Laser Certification Class 1 product conforms to IEC 60825 1 Edition 2 0 Safety of Laser Products specified herein may result in hazardous laser exposure WARNING Use of controls or adjustments or performance of procedures other than those 10 Aurora H20 User s Manual Chapter 1 Features and Capabilities 1 5 12 User Interface Programmable through the glass via magnetic stylus 1 5 13 Weight and Dimensions Net Weight 45 k
94. rsion 1A Warning Copyright law and international treaties protect this computer program Unauthorized reproduction or distribution of this program or any portion of it may result in severe civil and criminal penalties and will be prosecuted to the maximum extent possible under law Figure 65 Software Information 88 Aurora H20 User s Manual Chapter 5 AuroraView Interface Software 5 6 Datalogging with AuroraView 1 Inthe main view click on the button Click to Datalog File Measurements Alarms Outputs Scans Comm About Alarmi Alarm2 Alarm 3 ull Graph Window Clear Trend Data 60 Minutes Trend Plots Datalog Interval 60 Seconds Trend Plots Trend Tabular Data l Scan Pkrisor 4 76101 Timeout Error Additional Modbus Read Dew Point 9C UN Sample Temperature 9F a Readings IDew Point NaN 9C Business Objects 5i Setup Files L3CA APPSIW Data Documents and Settings CX RICE ee er re A 02 10 20 PM 02 10 45 PM D SourceAddHlpDskIcn 04 06 04 06 Time SxpInst Tagfiles 5 Temp UsbMac user doc folder for Business object UTIL S WINDOWS E ASLog txt El atlog txt El ind 1g7zmb1g1 txt File name d Save as type Custom Pattern txt Cancel p Figure 66 Datalogging with AuroraView 2 AuroraView will request a file location Pick a file location and a file name to save your data log file All data log files are comma delimited txt files by d
95. s 28 Aurora H20 User s Manual Chapter 2 Installation 2 8 Making Electrical Connections cont 6 For connection to a PC to interface with AuroraView software you may use the supplied 704 688 cable RS 232 w SUB D 9 connector to tinned leads Wire the cable as follows Color Code ERE Aurora H20 Terminal omi R o Note The default configuration is as shipped Parity Even Network ID 1 for Port 1 2 for Port 2 7 Use a separate wiring conduit run for any 4 20mA pressure transmitter input This input is used when a live input pressure reading for the main process pressure is desired to determine an equivalent dew point by the Aurora H20 analyzer Wire the 4 20mA pressure transmitter to the Pressure Transmitter terminal block see Figure 29 below The Aurora H20 supplies 24VDC for use with a loop powered 2 wire pressure transmitter Figure 29 Pressure Transmitter Connections IMPORTANT Use of an external pressure transmitter is not covered by the Aurora H20 hazardous area certifications The external pressure transmitter should be suitably rated for the area classification Its associated wiring should be done in accordance with local codes and regulations and suitably rated for the area classification 8 If the Aurora H2O has been supplied with an optional electrical heater there are two possible configurations USA CAN or EU Connect the AC power using a separate conduit from the power for the Aurora H
96. s included with the meter By touching the clear window at a key location that key will be selected and will flash a red light to verify the contact Figure 35 Magnetic Stylus 3 3 3 The Default Display Figure 36 below shows the default display of the Aurora H2O window Primary T C ahple Pola ai 935 14 813 a Figure 36 Default Display 56 Aurora H20 User s Manual Chapter 3 Operation and General Programming 3 3 4 Unlocking the Keypad After power on the Aurora H2O keypad is locked as indicated by the symbol lit up with a red backlight It is necessary to enter the keypad unlock sequence to make any changes to the Aurora H2O Similar to a mobile phone the Aurora H2O will prompt the operator to unlock if any key is pressed A passcode is required to use certain factory service features only To unlock the keypad press Cancel Enter y Cancel X in sequence 3 3 5 Keypad Lock Out Switch Lock Out Switch Keypad Lock Indicator Figure 37 Keypad Lock Out Switch Location Note If the Keypad Lock Out Switch is in the down position the keypad is locked out and the RED LED on the Keypad Lock Indicator is on all the time non hazardous WARNING Do not open or remove the cover with the power on unless the area is Aurora H20 User s Manual 37 Chapter 3 Operation and General Programming 3 3 6 Accessing the Menus After successfully unlocking the keypad press the Menu ke
97. s E EA m etna sunt hat 38 35 Bhgr elis bt an esr A bs etes ese A E ees LIRE CEDE LS ATL DS 38 zeugen M dO nn E E EE EAS NEEE AAE E AA 39 A II ouo aaa aa a aaa ose 39 1 SelectiNo Pma MAIS rasa arar ads Deia 39 S42 SSlecubBd All dad AUS DES 2 2522 opis odes Erb RS iaa et aa tdi Bons 40 sus eI SC tl Ol BS oeste Steed Grace IS A pue A cdd 40 NN 40 A E S 41 SO REVO E Ea r E EA T A E ETT a a e a Ge he eee 41 ORTU O MEER E DT UU TT 41 Seek secunde Vie oe UD oos t feats states A Le DC ELLE ELLE d EE 41 Soe AO OH DO UMS ex aati icem DIL AMPLUM LU P D ML PM M C LUE Ms itu 42 5 55 YSCICCUING KO O PUB Lodo dul pate iude cippo dtu ten a Le A DREAM Leite d E eas 42 Se COMO in DPC MOULUl SOO sss cisco Toros fes renis 42 55 Changngthe Lower output SOOM ess nce asians cairo toes guess dara Lia cx eoa LINE 43 S50 Mestne OUD aae sore dahsmaake te andaed dina dase ese Gee AneS haha hed decd atdtemdacmdss 43 225 2 INGUIN Ce ONG oa equinos repo Sct tee cana He eet r eed ae ee eee 44 SeUE NOW o cedet ue cece Cots in LIU Lt teense ba PEL ehas iin soe aaa 45 sb Select ee I A Oh rn ax Puce gong UR pera via a ep tds alee ten 45 Be SEENA CUS srta au tenete da e du Le ti tud tA eite e Edd 46 BOS SCLC UO Aan ENTRE ETT ars aaa 46 o eagle ke Pe A A A wee en OE TTE EET 47 555 HOW Ins A Onn Des Oria rra a Id nada ieee ERE CM e dead 47 366 Changing te Upper AlN MOC Mien mur iie a arcere piscinas 48 Zur changing the Lower Alarmi DO rr de 48 Aurora H20 Us
98. s across the and terminals of ports 1 and 2 both ports or whichever one will be in use Or Using long nose pliers move jumpers J15 and J16 from pins 2 and 3 default setting from factory to pins 1 and 2 see Figure 27 on page 28 J16 is the termination for port 1 and J15 is the termination for port 2 It is also recommended that basic ESD precautions such as grounded wrist straps be used for this procedure Aurora H20 User s Manual 27 Chapter 2 Installation 2 8 Making Electrical Connections cont Multi drop RS 485 For multiple Aurora H20 units connected in daisy chain fashion to the RS485 interface it is important that the farthest unit away from the transmitting device be the only unit incorporating any termination see Figure 27 below All other units must have jumpers J15 and J16 in positions 2 amp 3 default setting from the factory For more details on RS 485 wiring or operation refer to TIA EIA 485 A Specification egy CH Git ET 3 GES E Es E i JO 0 oR295 c E j en TESA 63 mmm s e RIN ai 3 ner a s uum tt 0 a buns E Eo 28 J15 ie Figure 27 RS 485 Mode Termindtiene Install Jumpers at J15 and J16 Pins 1 and 2 Note The internal terminations MUST be in the default unterminated position for operation in RS 232 mode e For operation on RS 232 connect RS 232 TXD to RS 232 RXD to and RS 232 GND to RTN see Figure 26 below Figure 28 Input Output Connection
99. s the 2f spectral scan This is the processed signal waveform that the Aurora H20 uses to determine the moisture concentration Viewing this scan may be helpful in certain troubleshooting situations A typical 2f spectra scan is shown in Figure 63 on page 87 You may select the scan interval in minutes This will be the refresh rate at which AuroraView updates the scan plot To enter a scan interval click on the Click to Save Scans Periodically button and the following screen appears Enter the interval and click on Continue to save or Cancel to reject the change Save Scans Periodically Save Scan Folder Path C Program Files AuroraVIEW Data Scans File Label Save Scan Interval Minutes 110 Continue Cancel Figure 62 Save Scans Periodically 86 Aurora H20 User s Manual Chapter 5 AuroraView Interface Software 5 5 Using the Main Menus cont AuroraView File Measurements Alarms Outputs Scans Comm About pa Number Trend Plots l Trend Tabular Data Scan Plots Warnings ENG2 Warning Click to Save Scan Interval Click to Save Save Scan Interval po Scan to File 120 Seconds Scans Periodically 10 Minutes Alarmi Alarm2 eu HE Scan Plots 5 6 Click to Datalog 6 4 6 2 Reading Interval 6 E 2 Seconds 5 8 Datalog Interval 5 6 10 Seconds 54 Readings 52 2o 25727 86 PPMv 5 H20 1221 39 Lbs MMSCF H20 10000 00 mg sm 4 8 Vapor Pressure 2 606875 kPa 4 6 Dew Point
100. screen returns to the A HAA kPa previous menu 6 BE Y Save x Lancel Aurora H20 User s Manual 61 Chapter 4 Programming Advanced Features 4 5 4 Editing Pressure Calibration cont Live Pressure Zero To edit the Input Value use the up and down arrow keys to select Edit Input Value and Lees pees press Enter The following screen appears Edit Fressure Walue Use the left and right arrow keys to select each digit to be changed Use the up and down Enter Line Sisnal 8 e s 8 g p lETH 22 066 arrow keys to change the value When finished press Enter The screen returns to the A4 AAA mA previous menu B e f Save K Lancel 4 6 Regional Settings This section enables the setting of regional information depending on the location of the Aurora H20 Settings Menu To reset the regional settings from the Settings Menu select Locale and press Enter Comms Pressure The following screen appears Adiust EEE bas ai epr ep Clock Note Locale settings for your order have been set at the factory and are access code protected If you determine a need to access Regional Settings contact the factory for assistance 4 6 1 Setting the Country Code To edit the country code from the Regional Settings Menu select Country Code and press Enter The following screen appears A passcode is required to make changes Resional Settinas Lountria Lode Decimal Format Date Format Unit System Set Countru C
101. se and recycling systems please contact your local or regional waste administration Visit http www ge mcs com en about us environmental health and safety 1741 weee reg html for take back instructions and more information about this initiative Vill Aurora H20 User s Manual Chapter 1 Features and Capabilities Chapter 1 Features and Capabilities 1 1 Overview GE s Aurora H20 Moisture Analyzer for Natural Gas makes it possible for natural gas processing and transportation facilities to monitor moisture content in real time with high precision and reliability The Aurora H20 analyzer uses tunable diode laser absorption spectroscopy TDLAS to measure moisture in natural gas at the speed of light The analyzer is suitable for installation 1n hazardous areas and operates over a wide range of environmental conditions Aurora s fast response quickly alerts and documents when moisture concentrations are out of compliance Once process upsets are corrected and the gas dries out the fast response quickly enables natural gas to be cleared for entry into the energy grid CLASS 1 LASER PRODUCT specified herein may result in hazardous laser exposure WARNING Use of controls or adjustments or performance of procedures other than those 1 2 Features e Optical response 2 seconds once flow cell is purged e No cross sensitivity to glycols or amines e Direct readout in Ibs mmscf mg m or ppm e Reads process pressure dew
102. splay Reg address of Meas 1200 Integer Alt 1 Left of decimal places to display Measurement dependent 1210 m p Decimals Alt 2 Right Units Measurement unit to display Reg address of Meas 1300 Integer Alt 2 Right of decimal places to display Measurement dependent 1310 me 1 Decimals 114 Aurora H20 User s Manual Appendix A MODBUS RTU RS485 Communications Table 5 Modbus Register Map cont Only Reg address of Meas nteger 30 52 Double Float Trim Reading Span 100 222 2150 Double Float 10000 10000 Double Float value of output 0 100 2180 Double Float Trim Sequence Start Resume Live Output 2200 Integer its Lower of Value 10000 10000 2170 Double Float Output 2 i Trim Reading Zero 3 0 5 2 2240 Double Float Trim Reading Span 10 0 22 2 2250 Double Float Upper of Value 10000 10000 2260 Double Float Lower of Value 10000 10000 2270 Double Float Test Js value of output 0 100 2280 Double Float Trim Sequence Start Resume Live Output 2500 Integer 0 4 20mA 1 0 20mA _ 2320 nteger Trim Reading Zero 3 0 5 2 2340 Double Float Analog Output Output 3 Trim Reading Span 10 0 22 2 2350 Double Float Upper of Value 10000 10000 2360 Double Float Lower of Value 10000 10000 2370 Double Float Te Pa value of output 0 200 2380 Double Float A D Q oa Aurora H20 User s Manual 115 Appendix A MODBUS RTU RS485 Communi
103. ss TET ETT TO DETTO DTE TRES 11 Chapter 2 Installation MFTO atan sd id o TE NES RA 13 BIIEOT Sg A A O 13 UI TT 13 CHOOSING A SITE ISTO COMO Ma zane cote A iul atop rai keys E A ENANA 14 OVV Dr HI ERE EET E TT TO E E 16 KOUR OUNO sos T E R AE A E E N T Soesees 16 Opionalinseruoni Probe Reus a e lava EEIT 17 Be DESC IOUOM he atten edi ose is ae nee eae Oe ins ae EE IRE A te vau anc AER sake uae diae E I7 zuo O NN 17 ZAMS ENG eNO AOU SIRI iros naa ado de Ce eb oti ondes te 18 2 7 2b Installing the Insertion Membrane Liquid Separator Pressure Regulator Assembly 21 2059 TCU e ss E mcs as rem CEP M LE ELI DL A DL o E A EE A 25 Making EECCA Eo aa OC ON MEET ETE ETT TET eee TUTTI 26 Specific Conditions of USB sas Rte tea Raiders Be id ae waded due Oe didas 30 Aurora H20 User s Manual iii Contents Chapter 3 Operation and General Programming oL 5 2 3 5 5 4 5 5 5 6 LVS VP me AMORES uec uM DM Dx M EI dees ceeds EEUU Cu N due tense 33 O A A E EE 33 Jeu A ra AP DEE II PO EA 55 AS bue hM IL UV ETE ob Aqu MU EU dM Bus d 53 o RUS ttt idein otov td etse eh Ais ale sala 55 keypad A A E a 35 Se O A e A a a a aetna cae O M a a AS 36 A lalo a MO ede aee E EE TEDEN EA lea IESER AEREE EAE 36 25 IMD datos POV sentei na a de EE AA E AAEE ae 36 Soe IOS Ie He SUDO AA eaa A a N a a E N S 37 20s Keypad tock OUT SUUIEC Dh sdontente mises ios 37 55 05 dJACEBSSIDO Wed TS creuse und sed team aber dais San Beebe ned Re a game
104. ssible Aurora H2O analyzer conditions with details on how to deal with them 7 2 Blank Display l Is the green POWER LED lit a Yes proceed to Step 2 b No Check the wiring and the fuse 2 Are the four arrow keys illuminated a Yes If the keys remain illuminated for more than 12 seconds the Boot Loader cannot find a valid Instrument Program to run b No contact the factory for service 7 3 Display Dim or Hard to Read 1 Adjust the LCD brightness and contrast using the Display Adjust menu 7 4 Status Messages and Indicators 1 The Aurora H20 categorizes status messages as either Faults Warnings or Information Status messages are displayed in the upper right corner of the display Messages that are longer than the message area continuously scroll from right to left 2 A fault is a non recoverable condition that can affect the quality of measurement by the Aurora H20 Fault messages are accompanied by a slow flashing indicator 3 A warning is a recoverable condition that can affect the quality of measurement by the Aurora H20 Warning messages are accompanied by a rapid flashing indicator 4 Information messages alert the operator to a condition that is abnormal but does not affect the quality of measurements Information messages are accompanied by a slow flashing i indicator 5 Aurora H20 fault and status messages are prioritized in case of more than one fault status condition the condition with t
105. stem Status codes and descriptions It is possible for multiple status codes to be present the hexadecimal values represent the bit set for a given condition Table 6 System Status Codes 0x00000020 The temperature inside the electronics module exceeds 85 C The laser is powered off until the temperature drops below 80 C 0x00000040 The temperature transducer is operating out of limits is disconnected or has failed 0x00000080 The internal sample pressure transducer is operating out of limits is disconnected or has failed 0x00000100 The external line pressure transmitter is operating out of limits is disconnected or has failed Occurs If source of the line pressure measurement is set to Live and no pressure transmitter is attached 0x00000200 Power supply under voltage 0x00000400 System ground fault 0x00000800 The temperature of the laser is not stable This warning occurs briefly at power on as the Aurora H20 sets the correct operating temperature The laser is powered off until the temperature has stabilized 0x00001000 Aurora H20 has reached the limit for adjusting the signal gain Contact the factory for assistance 0x00002000 Aurora H20 has reached the limit for adjusting the laser power Contact the factory for assistance 0x00004000 Aurora H20 could not detect any signal from the laser Contact the factory for assistance 0x00010000 Aurora H20 could not detect a signal returned from the sample cell or the signal is belo
106. stituida rr oo dta Meise attt bun b boe epe bee 60 4S4 o ello scum the Mestad tis eode mE atria a te At cue aad he Ei er du 61 REO OMG setti A LEM xL IM O NN 62 AE SeU MECOM C OOE aai aaa E EET ETE 62 ao Senee WCC ION OMG os triada as m IT mE 63 25 Senno A A a oe ety A E eae a aaa LEN E E E Ea A 63 Loi SUN NS e a a E S TE EE E E E E A eae 63 VE EES EE isse ARAPE EEE EEE II EE TE EEE E E A EE EE E TEE E ELE eae 64 E a e AA O TU TT a a a aA A eee 66 Aurora HeJ onna UON seia E TETTE TED a E A E RE 67 w NEC de 10901531 reee Er N a a a cunt tices a ste E eea ee 67 492 Checkng the System Stats tro is OE E td di ne R K eee 67 SS CREK ME ONW oiea aaa aaa ae don a aaa aa ae a a gt hades 68 494 Checking the Gas Composition suae debct uh I REX READ ee setate cow b aeaaea 68 405 Checking the Alternate Gas Composition uus wake e aat bte e rb s e e eb tr bid 69 Aurora H20 User s Manual V Contents ATO Toe moet SIS ox entend ur cce a caw alee tetra Cent pite tev actam aeo ur ema M Xe fr EI sert 70 Poorana Mena MOD MORTON ON Em 71 Chapter 5 AuroraView Interface Software Dol POCO ONES MORE E EET 73 Se REGUE UB INE ETE 73 Bo to OW eneak ai ance tn TETUER 74 DA ORNO a ol ees nr Ss CEP OD IL DE ee NE ed te a Ee ee 81 95 x95 ng bed eli MCW Sa muvee atit oer a IER UD E RDUM EID ee du ME M EU rS 83 50 Dataloggng with UTA sa olio A od 89 5 7 Working with Trend Plots Trend Tabular Data amp Scan Plots aao tein eo cet do e ba e alc a RE PEERS 90
107. ter A screen similar to the following appears Alte Reverse Decimal Note The scan can be used for diagnostic purposes when a PC with AuroraView is not readily available 40 Aurora H2O User s Manual Chapter 3 Operation and General Programming 3 4 5 Adjust Note The display brightness is not adjustable in the current Aurora design the brightness adjustment is not available To modify the display contrast and brightness from the Display Menu use the arrow Bip mena Data scam keys to highlight Adjust and press Enter The following screen appears Alt 1 Alt zZ Reverse Decimal Hd3uzt Diserlas Use the Up Down arrow keys to increase decrease display brightness Use the Right Left arrow keys to increase decrease display contrast Press Enter to save the changes or press Cancel to return to the previous setup The screen returns to the Display Menu 3 4 6 Reverse DisrFlas Menu To reverse the text and background shades from the Display Menu use the arrow keys Primary DatazScan to highlight Reverse and press Enter The following screen appears Alt i Adjust Hite EEES Decimal Diselay Menu To return to the previous shade setup select Reverse and press Enter The previous Primaria Data Scan en appears Alt 1 Adjust Alt Decimal 3 5 Setting Up Outputs 3 5 1 Selecting an Output for Setup Mein Menu To set up outputs from the Main Menu choose Outputs and press Enter The Disrlag Service fol
108. the gas cylinder at the nominal temperature at which the cylinder was tested by the manufacturer Whether using a moisture generator or a standard moisture gas cylinder the source gas should be connected to the Aurora H20 using the PURGE INLET on the analyzer Ensure that the sample gas pressure is regulated to a just barely positive pressure and establish gas flow from the PURGE INLET to the Aurora H2O measurement cell 110 Aurora H20 User s Manual Chapter 7 Troubleshooting 7 7 Background Selection Lockout To prevent accidental selection or tampering the Background menu option can be disabled using a mechanical switch located behind the Aurora H2O display Access to the switch requires removal of the cover and should be performed only in non hazardous conditions Note Unless otherwise requested the Aurora H20 is shipped from the factory with the Background selection unlocked The Lockout switch is positioned to the right of the Laser Indicator see Figure 92 below When the switch is in the UP position the Background Selection menu is unlocked When the switch is in the DOWN position the Background Selection menu is locked N z A N Background Selection Q N Lockout Switch shown in unlocked position A A o YA Figure 92 Background Selection Lockout Switch Location Attempting to access the Background Gas Selection menu with the switch in the Locked Out down position will result in the following message being d
109. the possibility of liquid build up 4 Use stainless steel tubing Avoid using copper tubing as the water molecule has greater absorption capabilities for copper compared to stainless steel Avoid rubber tubing at all costs as water molecules interact with the rubber and ambient moisture can permeate through the tube wall into the sample gas 5 Mount the Aurora H20 analyzer at grade or at a location that is easily accessible for maintenance on a platform or other structure 6 Besure that the ambient temperature is at least 10 C higher than the maximum dew frost point temperature you expect to measure This will ensure that you will not have liquid condensation in the sample transport line nor in the Aurora H20 Heat tracing the sample line will aid in elevating the sample temperature above the dew point An optional heater installed within the enclosure is also available A typical Aurora H2O system for monitoring moisture off a natural gas pipeline is shown in Figure 8 on page 15 14 Aurora H20 User s Manual Chapter 2 Installation 2 4 Choosing A Site for Installation cont 1911158 10U 0q 9J8 J 1U9A 0 91 Bue Boe JO ajgeyns 9 20 peJouuy JO INPUOS JOMOd indinoandu 1 A Y sJajul e jo pug Bullajua unpuoo indingndu
110. tives The unit listed above and any ancillary equipment supplied with it do not bear CE marking for the Pressure Equipment Directive as they are supplied in accordance with Article 3 Section 3 sound engineering practices and codes of good workmanship of the Pressure Equipment Directive 97 23 EC for DN lt 25 Billerica October 2013 Issued Mr Gary Kozinski Certification amp Standards Lead Engineer me CE TUV Customer Support Centers U S A The Boston Center 1100 Technology Park Drive Billerica MA 01821 U S A Tel 800 833 9438 toll free 978 437 1000 E mail sensing ge com Ireland Sensing House Shannon Free Zone East Shannon County Clare Ireland Tel 353 0 61 470200 E mail gesensingsnnservices ge com An ISO 9001 2008 Certified Company www ge mcs com en about us quality html WWW ge mcs com 2014 General Electric Company All rights reserved Technical content subject to change without notice 910 284 Rev G
111. uct code e Revision number Aurora H20 supports data types of Integer and Double Float Integer data types are always four 4 bytes long and should be read with a request for two registers two bytes per each register two registers total at the address Double Float data types provide eight 8 byte double precision data or four 4 byte single precision data depending on how many registers are requested Four registers are used for double data types and two registers are used for single precision data types Aurora H20 User s Manual 113 Appendix A MODBUS RTU RS485 Communications A 3 Modbus Registers All registers denoted with a bullet in the Read Only column are read only registers and should be read with the function Read Input Registers All other registers can be read and written with Read Holding Registers or Write Multiple Registers Note The Modbus Register Address map supported by Aurora H2O is shown in Table 5 below Table 5 Modbus Register Map Read Status Register Status Register O0 integer Status Register Write O to rs E Integer Latched Display Data Plot Select Plot or Data Display view 0 Data View 1010 Integer 1 60 Plot view duration in minutes Primary Units Measurement unit to display Reg address of Meas 1100 Integer Primary Decimals of decimal places to display Measurement dependent 1110 Integer Alt 1 Left Units Measurement unit to di
112. ug DO NOT overtighten these bolts Re establish power to the Aurora H20 analyzer Re establish the flow through the sample system If the Aurora H20 still indicates a Check Mirror contact GE for further assistance Aurora H20 User s Manual 103 Chapter 6 Maintenance 6 3 Replacing the Filter Element The Aurora H20 uses a membrane filter see photograph to the left as the secondary filter This filter is intended to prevent liquid or particulate contamination from entering the absorption cell The Aurora should not be operated without a filter train upstream of the unit The membrane filter is equipped with Flow Block which shuts off the flow if the filter element is heavily loaded with contamination A spring loaded check valve closes the outlet flow of the sample if the differential pressure across the filter element exceeds a threshold limit At any given time the flow through the Aurora H20 e can be checked by observing the rotameter If the flow block feature shuts off U S Patent 5 478 588 the flow do not increase the pressure Replace the filter element and clean the filter If the flow is being shut off too frequently additional sample condition schemes or the combination of the following will have to be employed e Bypass flow needed to sweep liquids or contamination off the filter A 10 1 bypass flow rate should be maintained e Additional upstream filtration e Heat Heat tracing of the sample line a
113. uipment is turned OFF and locked out before you perform maintenance procedures on the equipment Aurora H20 User s Manual Vii Preface Qualification of Personnel Make sure that all personnel have manufacturer approved training applicable to the auxiliary equipment Personal Safety Equipment Make sure that operators and maintenance personnel have all safety equipment applicable to the auxiliary equipment Examples include safety glasses protective headgear safety shoes etc Unauthorized Operation Make sure that unauthorized personnel cannot gain access to the operation of the equipment Environmental Compliance Waste Electrical and Electronic Equipment WEEE Directive GE Measurement amp Control Solutions is an active participant in Europe s Waste Electrical and Electronic Equipment WEEE take back initiative directive 2012 19 EU The equipment that you bought has required the extraction and use of natural resources for its production It may contain hazardous substances that could impact health and the environment In order to avoid the dissemination of those substances in our environment and to diminish the pressure on the natural resources we encourage you to use the appropriate take back systems Those systems will reuse or recycle most of the materials of your end life equipment in a sound way The crossed out wheeled bin symbol invites you to use those systems If you need more information on the collection reu
114. w allowed limits Check the mirror for contamination 0x00020000 Aurora H20 has detected a failure in the laser temperature control Contact the factory for assistance 0x00040000 The pressure in the Aurora H20 sample cell is greater than 212 kPa 30 75 psia Verify regulator and flow settings check for blocked vent line or excessive back pressure 0x00000000 The Aurora H20 temperature controller is was set beyond its operating limits Contact the factory for assistance Oxlyyyzzzz Extended Error Code Aurora H20 User s Manual 119 Appendix A MODBUS RTU RS485 Communications 120 Aurora H20 User s Manual Index A AuroraView CaDabili Ie S use ous is cA IU RO PEDEM OR dep 73 Datalogging with ee ee 89 Install voices dede ide S eee EIE 74 Requirements ia did Ae us 73 Sal PIOUS ss uer uod ded erase Paseo 90 SEAEUTI D eos 6a eh dese RU deb Eo Ges HR Reh AOR Rowe Rea A 81 Trend Plots tiara ido lts da 90 Trend Tabular Dala vaa triimo 90 Using Main MeRBUS 3 3 re e a SE 83 B Bill ot Materials an o 13 C Clock RESCUING rro mb ex ou ap S n 58 Comm Por Sete bese tendon vet dois d 49 ComponBefils s 2 Que aoa ERU dw dares RUP d a 4 6 CONMCCUONS Seed ob ER ane d iit des Pee eng d 22 D Detault Display cuu oec NE ME ERE Ae SE 36 Display jolis sad ttc A ea had tot he ead eho oe 107 Dim or Hard to Read 107 Locking Unlocking lesen 70 Sette DID oco see its na det uus ca a esca NU
115. y The Aurora H20 will display the Main Menu see Figure 38 below Use the arrow keys to highlight the menu item desired Refer to Menu Map Figure 44 on page 71 Press Enter Y to select the highlighted item Many menu items will display another menu Use Cancel X to return to the previous menu page Pressing Cancel X from the Main Menu will return the screen to the Measurement Display Note Menu items displayed with an ellipsis shown as a series of three dots after the menu item will bring up more choices while those without take immediate action Main Meno 11 MB Service urtrFutz About Alarm LOCE Settings Figure 38 Main Menu 3 3 7 Entering Numeric Values Since the Aurora H2O has no numeric keypad numeric values are entered using a combination lock style of entry Use the left and right gt arrow keys to select the digit to change The digit selected will be indicated with a a Use the up amp and down arrow keys to increment or decrement the digit Note If incrementing or decrementing a digit would cause the numeric value to exceed its allowable range maximum minimum value the digit will not change Press Enter 4 to save the new value and return or Cancel X to return leaving the original value intact Set Dutrut A ero ERE 50066 wd BEBE Br PPM Hed Pri MSS amp 4 5a23ue x Lancel Figure 39 Numeric Entry 38 Aurora H20 User s Manual Chapter 3 Operation and General
116. y the process Note The threaded nut on the housing ensures that if all other safety procedures are disregarded it is mechanically impossible to remove the probe Perform the next step regardless of the status of the foot valve o ring Figure 21 Loosening the Insertion Nut Aurora H20 User s Manual 23 Chapter 2 Installation 2 7 20 Installing the Insertion Membrane Liquid Separator Pressure Regulator Assembly cont 7 Tighten the insertion nut by hand until it is against the insertion washer again Using a wrench tighten the insertion nut against the insertion washer so that the pins are at the bottom the second vertical slot At this point the foot valve opens and the insertion process is complete Figure 22 Tightening the Insertion Nut 24 Aurora H20 User s Manual Chapter 2 Installation 2 7 3 Setting the Pressure Note Perform these steps only after the entire system has been plumbed including the Aurora H20 1 Ensure the inlet sample gas isolation valve on the Aurora H20 sample system is closed Open the isolation ball valve at the Optional Pipeline Insertion Membrane Liquid Separator Pressure Regulator 2 Turn the pressure adjustment screw clockwise to increase the pressure The optional pipeline insertion membrane liquid separator pressure regulator is the FIRST STAGE pressure reduction of the system when used Depending upon your source pressure you should step down the pressure to a value in the range giv

Aurora User`s Manual 4 MB - GE Measurement & Control

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Aurora User`s Manual 4 MB - GE Measurement &amp; Control

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Aurora User`s Manual 4 MB - GE Measurement & Control