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Solmetric SunEye 210
User’s Guide

Solar Test and Measurement Equipment

Advanced Test Equipment Rentals

www.atecorp.com  800-404-ATEC (2832)

®

Established 1981

Содержание Solmetric SunEye 210

Страница 1: ...Solmetric SunEye 210 User s Guide Solar Test and Measurement Equipment Advanced Test Equipment Rentals www atecorp com 800 404 ATEC 2832 Established 1981 ...

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Страница 3: ... software The design and construction of any system or building by the Buyer is the sole responsibility of the Buyer Solmetric does not warrant the Buyer s system products or malfunction of the Buyer s system or products In addition Solmetric does not warrant any damage that occurs as a result of the Buyer s sys tem product or the Buyer s use of Solmetric products To the extent permitted by applic...

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Страница 5: ...e a Session 2 2 Site Survey Mode 2 8 Sky Type 2 9 Capture a Skyline 2 11 Quick Skyline Capture Mode 2 15 Align with Compass Align with Target 2 17 View the Skyline Measurement Data 2 19 Annual Sunpaths View 2 19 Monthly Solar Access View 2 22 Obstruction Elevation View 2 23 Full Fisheye View 2 25 Session Data Summaries 2 25 Tools 2 27 Edit Tool 2 27 Zoom and Pan Tools 2 30 Browsing for Data 2 30 T...

Страница 6: ...SYST hor 3 13 SkyXXWindowedObstructionElevations csv 3 13 AverageSolarAccess csv 3 15 AverageWindowedSolarAccess csv 3 16 AverageShading csv 3 17 ObstructionElevations csv 3 17 WindowedObstructionElevations csv 3 17 GoogleEarthGeotags kmz 3 17 PV SOL horizon angles averages hor 3 18 PV SOL horizon angles maximums hor 3 18 PVSYST horizon angles averages hor 3 18 PVSYST horizon angles maximums hor 3...

Страница 7: ... beyond the published operating and stor age temperature specifications found in Maintenance and Troubleshooting of the User Guide and in the Quick Start Guide Moisture Exposure to rain or condensation may damage the SunEye Do not expose to rain Condensation will occur on the case whenever the dew point exceeds the case temperature This can occur if moving the SunEye from a cold outside environmen...

Страница 8: ...are about the performance and payback of their systems hire installers that use the SunEye It is equally useful for photovoltaic PV passive hot water roof mount or ground mount systems The Sun Eye can help Optimize new systems for maximum production Analyze existing installations to solve problems of under production Identify specific shade causing obstructions and know instantly how much addition...

Страница 9: ...he SunEye Desktop Companion software Although you will not have any data to analyze on the desktop yet this will allow you to view the user s guide 2 The SunEye will most likely not need to be updated the first time you install the Desktop Companion on your PC However it will prompt you to connect the SunEye while it determines if you already have the latest version installed You will then be give...

Страница 10: ...welcome screen is not showing click on the Solmetric installer icon in the task bar at the bottom of your screen If the welcome screen is accidentally closed click on setup exe from the DVD as described in Step 3 or reinsert the DVD to automatically launch During the installation the device connectivity software will try to connect to the SunEye device 6 You can now launch the SunEye Desktop Compa...

Страница 11: ... without the external power connection for approximately 6 hours of continuous opera tion Power Status LED Indicator Green SunEye is turned on under battery power Red flashing SunEye is plugged into power and battery is charging Red solid SunEye is plugged into power and battery is fully charged To see the current battery level of the SunEye select the Menu icon the Tools icon and then se lect Abo...

Страница 12: ... Easy to use finger driven touch screen interface SunEye 210 1 Digital camera with fisheye lens 6 Built in stylus 2 Touchscreen VGA display 7 Reset button DC Power USB Port 3 Standard camera tri pod mount backside 8 Home Main Menu button 4 Power On Off button 9 Five way navigation buttons 5 Wrist strap attachment point 10 Quick Launch set up buttons ...

Страница 13: ...a personal computer screen Tapping your finger on the screen is similar to clicking a mouse NOTE You will find that your fingernail works better than the fingertip on the touch screen Five Way Navigation Button The five way navigation button can also provide input to many of the navigation features dis played on the SunEye screen For example you can use the five way navigation button to scroll thr...

Страница 14: ...he solar array as well as the tilt of the array or pitch of the roof Wrist Strap You may choose to use the included wrist strap for an added measure of security with the free dom of easy one handed operation Simply thread the looped end of the wrist strap through either attachment point whether left handed or right handed and thread the sliding clamp through the open loop Resetting Located on the ...

Страница 15: ...nds Does not lose date time or any user data Hard Reset Green side button Hardware reset Reboots device and resets clock This takes about 50 sec onds Reinstall Reset Green side button center navigation button Performs a hard reset reinstalls the SunEye application and deletes SunEye user persistent settings but does not delete any user data In all reset cases session data is not disturbed and will...

Страница 16: ...1 10 Getting Started System Controls and Settings ...

Страница 17: ...been fully charged as described previously connect the power cable to the DC power port located on the right side under the rubber I O door 2 Press the Power button Set correct Date and Time 1 Select menu icon at the bottom left of the screen You will see the SunEye menu 2 Alternatively press the center navigation button to bring up the menu 3 Select to access the Tools menu 4 Select Set Date and ...

Страница 18: ... includes a fisheye image a sunpath diagram and solar access calculations Every time a new skyline is captured the data is stored under the current session One session can hold many skylines You can add notes to a skyline to help identify the skyline in the future For example you could include the location of the captured data such as north side of roof NOTE The SunEye can store more than 100 skyl...

Страница 19: ... the New session dialog box Figure 2 2 New Session 3 You can accept the default session name for example Session 1 or you can select the keyboard icon next to the Session Name text box on the display and enter a different name 4 If you pressed the keyboard icon a To clear the current Session Name click in the text box and click Clear Text b Select the characters from the keyboard to name the sessi...

Страница 20: ...d word click on the word where it appears above the text area as shown in the example below This feature reduces the amount of typing required to enter text Figure 2 4 Session Name Auto Complete 5 Click inside the text box where the typed letters appear to bring up the scroll control The scroll control left and right arrows allows you to move the cursor inside the text box to delete or add letters...

Страница 21: ...ote 6 Select Next to advance to the Location dialog box to enter the site location information Figure 2 7 Location 7 Select the location of the site using one of the following methods List of cities for the current region SunEye GPS Manual entry To select a city from a list of cities a In the Location dialog select List of cities for the current region then Next b Select the state where your site ...

Страница 22: ...S then Next Figure 2 9 Get New GPS Location b Click on Acquire Session Location and the latitude longitude and calculated magnetic dec lination will be acquired If you would like the GPS to acquire the location for each new sky line select the Get new GPS location for each skyline option Alternatively enter the location manually a In the Location dialog box select Manual Entry b Enter the longitud...

Страница 23: ...n information about the selected NREL weather station is displayed By default the SunEye selects the weather station that is closest in geographical distance to the session location that you entered The name Weather Bureau Army Navy WBAN identification number and latitude and longi tude of the station are displayed as well as the distance from the session location to the station location The optim...

Страница 24: ...surveying a site to understand exactly where on a roof or potential array site the best module locations exist In this mode a live preview is visible through the fisheye lens and in real time the calculated sun s path is overlaid on the display The sunpaths are automatically corrected for tilt and orientation such that you can simply walk the site keeping the SunEye approximately level and oriente...

Страница 25: ...apturing many skylines however this editing operation may become time consum ing You can increase the accuracy of the detection by using a new feature that adjusts the SunEye 210 s color balance before capturing the skyline This new control addresses two common types of detection error Confusing clouds with obstructions Accurately defining the edges of complex shading such as vegetation The Skylin...

Страница 26: ...dentified as obstruction Figure 2 15 Clouds and Blue Sky Setting At other times shading obstructions may be incorrectly identified as open sky See for instance the tree branches in the image detail below In this case you may be able to improve the shading detection by using the Shaded selection You can experiment to find out which setting works best for each session reducing the amount of hand edi...

Страница 27: ... NOTE The SunEye 210 has a built in electronic compass It is important to understand that all magnetic compasses are susceptible to magnetic fields from external magnets or objects containing iron such as a metal roof or chimney Because the sunpaths in site survey mode are computed relative to the electronic compass reading it is important to keep away from metal objects when surveying a potential...

Страница 28: ...arameters html array_type Fixed For a fixed panel enter the orientation by tapping on the Azim numeric box to set azimuth True or Magnetic and the Tilt numeric box to set tilt 1 Axis For 1 Axis tracking enter the Azim and Tilt numeric boxes as described above In addi tion enter the Range to define the range that the tracking mechanism rotates around the axis of rotation Figure 2 19 1 Axis Panel Or...

Страница 29: ... azimuth and tilt such as for racked systems on flat roofs This can be set in the SunEye Setup in the Tools menu 2 Set the default skyline panel azimuth and panel tilt then select OK You will now see a live preview of the skyline through the fisheye lens with the correct sunpaths for that location superimposed on top Figure 2 21 Preview Mode For the northern hemisphere orient the SunEye toward the...

Страница 30: ...and level as accurately as possible The SunEye will alert the user when the azimuth or tilt cannot be corrected and force another measurement The SunEye will alert the user if the azimuth or tilt correction is significant and can be corrected is the user wants to Press Continue to proceed with that measurement and the auto correction or press Retry to return to Preview mode to make another measure...

Страница 31: ... Skylines may be shortened to speed the data capture process Processing for Skyline analysis open sky and obstruction detection and solar access computations is delayed until a more convenient time Processing can be triggered later either manually on the device or automatically when the ses sion is transferred from the device to the computer Figure 2 24 Quick Skyline Capture Mode To enable Quick S...

Страница 32: ... default skyline panel orienta tion in the Panel Orientation dialog box refer to Capture a Skyline on page 2 11 for details Figure 2 27 Skyline Note You can enter or change the note for the skyline by tapping on the SkyXX Note text box located under the General tab If a GPS was used to make a measurement at the time the skyline was created then the GPS location will be displayed ...

Страница 33: ... tiles on a roof surface The azimuth of the target is not necessarily South or North in the Southern Hemisphere To use Align with Target use the following procedure 1 In the preview mode tap the arrow in the far upper left corner and select Align with Target from the drop down menu then press Close Figure 2 28 Align with Target Screen 2 Set the target Tap Set Target to enter the Set Target menu To...

Страница 34: ...Take the skyline by aligning the SunEye device with the Target and holding it level The screen will have a reference line as an aid to point the device at the Target s azimuth The center top of the screen is pointing to the Target azimuth Figure 2 31 Set Target Skyline Screen NOTE It may be more difficult for the user to stay out of the sun paths in Align to Target mode than in Align to Compass mo...

Страница 35: ...ta You can choose from four main views of your skyline data Annual sunpaths view Monthly solar access view Obstruction elevation view Full fisheye view You can also choose to view average data for multiple skylines in a session Session solar access averages Session obstruction elevation average or maximum Annual Sunpaths View The first display that you see after you capture a new skyline is the an...

Страница 36: ...formation Windowed Access Calculates solar access only within a window of time in months and time of day The user specifies the months and time window and solar access is calculated only for that window Note that the insolation both with and without shading is windowed so if there is no shading within the defined window then the Windowed Access would be 100 even if there is shading outside the win...

Страница 37: ...nd hours to be included in the window for calculations Figure 2 36 Windowed Access Settings Dialog The windowed solar access numbers are displayed as shown in the figure In addition window is displayed in red for visual indication of the window Figure 2 37 Windowed Access View When using Windowed Access mode the preview mode will also display the window indica tions in red This enables dynamic pre...

Страница 38: ...ile the user perspective is looking down at the display By reversing the image the sunpaths will go from left morning to right evening when overlaid on the fisheye image NOTE The sunpath hour lines do not take into account daylight savings adjustments Month labels The month lines represent the path of the sun on the 21st day of that month Because the sunpaths show clock time it is not possible to ...

Страница 39: ...iew Obstruction Elevation You will see the graph showing elevation angle of the highest obstruction at each azimuth The Obstruction Elevation view can be configured for a range of azimuth values to display the elevation data trace every one degree bars showing maximum or average data within specified azimuth windows and sunpaths Figure 2 40 Obstruction Elevation Angle View NOTE Some information fr...

Страница 40: ...Range tab select the Azimuth center in degrees for example 180 for south This value is the center of the x axis in the graph Next select the Number of windows that will be displayed and the Azimuth window size in degrees Note that there must be an odd number of Azimuth windows since there is one center window centered around the Azimuth center and an equal number of Azimuth windows on each side of...

Страница 41: ...s Data for multiple skylines in a session can be processed together and displayed as average solar access or as average or maximum obstruction elevation angles Select Session Session Data Summaries Choose Solar Access or Obstruction Eleva tion and select the skylines you would like to include in the summary For Session Solar Access Averages select Solar Access press OK and the Session Solar Access...

Страница 42: ...indowed with the same windowed settings This shows average solar access for all selected skylines but only within the month and time windows selected An example is shown below Figure 2 47 Windowed Session Solar Access Averages For an obstruction elevation data summary select Obstruction Elevation and press OK The selected skylines are processed and displayed in the Session Elevation vs Azimuth is ...

Страница 43: ...isplay the average obstruc tion elevation for all skylines within each defined Azimuth Window This is therefore the aver age value in the window for all skylines Tools This section describes the Edit Tool and Zoom and Pan Tools Edit Tool The Edit tool allows you to modify the open sky yellow and shade causing green obstruc tions for the following uses See the effects of adding or removing shade ca...

Страница 44: ...en moving the brush around the image You can hold the paint brush anywhere in the large box that surrounds the small yellow square Only the yellow square actually paints Figure 2 49 Removing Obstructions in Edit Mode 3 To add obstructions select the green obstruction paint brush to draw in shade causing obstructions For example you may want to determine what the solar access will be when a fast gr...

Страница 45: ...tire image as opposed to just in the sunpath region as shown below Figure 2 52 Edit Mode Showing Shading Outside Sunpaths 6 Select the X icon and then select New Scenario SkyXX N to save your edited version as a new scenario This will create a new skyline scenario with the edits and preserve the original skyline without the edits With this Scenario feature multiple skyline scenarios can be viewed ...

Страница 46: ...y selecting View Zoom In Edit mode the zoom and pan tools are part of the tool bar on the right side of the display Use the zoom in and zoom out tools to magnify or demagnify the displayed image Select the Pan tool to pan around the image of skyline data by sliding your finger across the screen Using your fingernail as opposed to fingertip works best NOTE If you are in the Edit tool you will need ...

Страница 47: ...kyline note NOTE You can also use the SunEye Desktop Companion software to transfer the sessions and skyline data through USB to your PC to store further analyze the data or add or modify notes See Chapter 3 Using the SunEye 210 Desktop Companion Software Tools Menu Select then to access the Tools menu Figure 2 54 Tools Menu SunEye Setup In the SunEye Setup check Maintain default azimuth and tilt ...

Страница 48: ... is degraded or in question relative to other references More information on when and how to perform the compass calibra tion can be found in Compass Calibration on page 5 2 By laying the SunEye on the roof or array plane with the top pointed in the direction the panels will face both tilt and azimuth can be measured and entered into the Panel Set up Note that the orientation meter can display tru...

Страница 49: ...ne NOTE This is a key set up parameter Location time zone orientation and even skyline editing can be changed later However the date and time must be entered correctly initially About Solmetric SunEye Use this to get information about the SunEye including software version Operating System OS Version and battery level The SunEye Extension Kit Overview With the SunEye Extension Kit operators can now...

Страница 50: ... a location that is difficult to access Analyze the shading of a roof that is too sloped to walk on Analyze the shading of a roof that is made out of a material that cannot be walked on Analyze a location that is off limits Analyze the shading of a roof that requires authorization to access Analyze the shading of a rood when the proper safety equipment is not available Evaluate a potential structu...

Страница 51: ...ounting plate is bolted to the top of the extension pole and both protects the SunEye 210 and safely fas tens it to the Extension Kit The dimensions of the mounting plate are designed so that the Sun Eye will not touch the ground if the extension kit is set down and the corners are designed to absorb shock Three recesses on the mounting plate prevent the SunEye from twisting and loos ening during ...

Страница 52: ...s safety very seriously and we encourage the operator to be careful when using the SunEye Extension Kit CAUTION Do not use the Extension Kit near cables electric power lines or telephone lines Maintain a minimum clearance of 10 feet 3 meters from all power lines even though the Extension Kit is made of nonconductive materials Always ensure that the SunEye is securely screwed into the mounting plat...

Страница 53: ...it in fin ger tight and ensure that the SunEye is securely attached 2 Set up the SunEye Adjust the SunEye setting for operation with the SunEye Extension Kit First establish a session and enter preview mode by pressing Skyline New a Open the Skyline setting panel by pressing the arrow icon in the top left corner b Select Extension Kit Mode Note that Quick Skyline Capture Mode will automatically be...

Страница 54: ...that the SunEye is approxi mately level and wait a few seconds The SunEye will automatically snap a skyline and announce that a measurement has been taken Skyline Captured NOTE If the device is tilted more than 5 degrees the SunEye will repeat an announcement that the device is armed and ready to snap The SunEye will wait to snap a skyline until the tilt is within 5 degrees of level c Wait for the...

Страница 55: ...atically corrected for the azimuth and tilt of the device when the image was snapped The top of the annual sunpath view is always in the direction that the device was point ing when the image was snapped This azimuth correction may cause a rotation and distortion of the picture as it is automatically scaled to fit in the display It is important to note that the accu racy of the azimuth readings an...

Страница 56: ...sion cord as long as the desired extension height Note that the USB can support up to a 5 meter cable without an active repeater In this mode the operators have access to all SunEye features and can capture Skylines and make adjustments to settings with the pole extended Again the Extension Kit Mode software should not be used when using this alternative measurement method Magnetic Interference In...

Страница 57: ...iptions If you have not yet installed the SunEyeDesktop Companion software please refer to the instructions in Installing the SunEye and Desktop Companion Software on page 1 3 Launch the SunEye Desktop Companion from the SunEye icon on your desktop or from the Windows Start button by selecting All Programs SunEye SunEye NOTE The Solmetric PV Designer Software is also accessible through the SunEye ...

Страница 58: ...vailable in the Sessions folder normally My Documents Solmetric SunEye Sessions the folder can be transferred via e mail or through shared disc access It is important not to alter the folder contents of the folder or file names Viewing and Analyzing your Data Once you have transferred your data from the hand held device to the desktop PC you can Browse sessions Browse skylines in the currently ope...

Страница 59: ...nerating Reports 1 Within the Desktop Companion application click File Export Session Report and Data to export the session data to a report and to generate exported data files The export tool combines all of the skyline data for the currently open session into a single easy to read report It also generates the exported data files described below The original data remains stored on your computer i...

Страница 60: ... be used in session averages and session related output calculations and files Then select windowing parameters if needed Figure 3 4 Select Report Parameters If you selected Obstruction Elevation then click Next and define the Azimuth scale for the Win dowed Obstruction Elevation data file as shown below This data is only required for the Win dowed Obstruction Elevation data file and the default v...

Страница 61: ...ation about these values refer to Obstruction Elevation View on page 2 23 Figure 3 6 Configure Windowed Access Parameters If you selected Solar Access then click Next and define the start and stop dates as shown above This data is only required for the Average Windowed Solar Access data file and the SkyXX Dai ly Solar Access data files 4 The Export tool gives you the opportunity to specify a speci...

Страница 62: ...port was saved By default reports are saved in My Documents Solmetric SunEye Exported Reports Print the Report The report contains a hyper link under the title Importable and printable version of the report that does not include the hyper links and can be imported into other software programs such as MS Word or Adobe Acrobat or it can be printed and given to clients Print the report by selecting p...

Страница 63: ...osoft pro vides a free Add in that supplies this functionality which can be downloaded from Microsoft The name of the Add in is Microsoft Save as PDF or XPS Once this Add in is installed fol low these instructions to save a SunEye exported report as a PDF document 1 From Microsoft Word 2007 go to the main menu and select Open 2 Browse to the directory where you exported the htm report You will see...

Страница 64: ...v Dec 1 35 16 36 72 38 16 55 61 64 65 85 11 95 29 77 34 54 97 47 97 40 07 29 13 2 35 16 36 72 38 16 55 61 64 65 85 11 95 29 77 34 54 97 47 97 40 07 29 13 3 35 16 36 72 38 16 55 61 64 65 85 11 95 29 77 34 54 97 47 97 40 07 29 13 4 35 16 36 72 38 16 55 61 64 65 85 11 95 29 77 34 54 97 47 97 40 07 29 13 5 29 36 40 23 41 05 55 11 67 64 85 14 92 22 69 85 54 87 45 17 36 68 29 35 6 29 36 40 23 41 05 55 1...

Страница 65: ...4 46 56 45 26 100 100 100 100 100 100 100 100 100 100 5 46 54 50 59 100 100 100 100 100 100 100 100 100 100 6 46 54 50 59 100 100 100 100 100 100 100 100 100 100 7 46 54 50 59 100 100 100 100 100 100 100 100 100 100 3 9 Using the SunEye 210 Desktop Companion Software Exporting and Generating Reports SkyXXShading csv The following table shows a 1 or a 0 every 15 minutes of every day of the year A 1...

Страница 66: ...ion Name Ses sion 1 Skyline Sky 01 Creation Date 11 3 200 9 10 4 3 00 AM Latitude 37 Longitude 122 Mag Dec 14 Panel Tilt 37 Panel Azimuth 180 Time Zone GM T 8 00 A value of 1 implies that the time interval is exposed to open sky A value of 0 implies that the time interval is shaded These values are not affected by panel tilt or azimuth begin data 5 00 5 15 5 30 5 45 6 00 6 15 6 30 6 45 7 00 7 15 7...

Страница 67: ...ing that is they assume no shading An example of the header and part of the data is shown below Insolation 1 1 Session Name Session 1 Skyline Sky01 Creation Date 11 3 2009 10 43 00 AM Latitude 37 Longitude 122 Mag Dec 14 Panel Tilt 37 Panel Azimuth 180 Time Zone GMT 8 00 Numbers along each data row are quarter hour insolation contributions Wh m of that time period assuming no shading and the panel...

Страница 68: ...ion The region outside of the sunpaths may be important for ambient light analysis The obstruction ele vation data in this file is also useful for importing into other design analysis software An exam ple of the header and part of the data is shown below Obstruction Elevations 1 1 Session Name Session 1 Skyline Sky01 Creation Date 12 12 2009 0 16 Latitude 39 Longitude 123 Mag Dec 15 Panel Tilt 37 ...

Страница 69: ...is importable by PVSYST GROUPE ENERGIE CUEPE University of Geneva SkyXXWindowedObstructionElevations csv This file contains elevation values either average or maximum within user specified azimuth windows It can be considered as a specific view of the data contained in the SkyXXObstructionElevation csv file described in SkyXXObstructionElevations csv on page 3 12 An example of the header and data ...

Страница 70: ...ing Reports The elevation given for each azimuth window center is the maximum of all of the elevations in that window begin data Azimuth Window Center North 0 East 90 Maximum Elevation 0 90 67 5 22 90 19 112 5 27 135 36 157 5 50 180 55 202 5 52 225 51 247 5 51 270 48 292 5 37 ...

Страница 71: ... session An example of the header and data is shown below Average Solar Access 1 0 Session Name Session 1 Creation Date 2 16 2009 17 02 Latitude 39 Longitude 123 Mag Dec 15 Time Zone GMT 8 00 Number of skylines 3 The values reported are average percentages of all the skylines 3 contained in this session begin data Annual 67 May Oct 76 Nov Apr 54 Jan 40 Feb 48 Mar 56 Apr 76 May 84 Jun 87 Jul 84 Aug...

Страница 72: ...mple of the header and data is shown below Windowed Average Solar Access 1 0 Main Street Creation Date Latitude 38 4 Longitude 122 8 Mag Dec 14 6 Time Zone GMT 08 00 Number of skylines 4 Window Month Range Dec Nov Window Time Range 10 00 15 00 The values reported are average windowed percentages of all the skylines 4 contained in this session begin data Window Dec Nov 84 Dec 35 Jan 40 Feb 67 Mar 9...

Страница 73: ...s file contains a session summary of Windowed Obstruction Elevations for all selected skylines in the session with the Azimuth window defini tions defined by the user If the maximum elevation is selected for each Azimuth window in a skyline then it applies to all skylines in the session If the average elevation is selected for each Azimuth window in a skyline then it applies to all skylines in the...

Страница 74: ...mum of multiple skylines selected by the user PVSYST horizon angles averages hor PVSYST horizon angles maximums hor This is an obstruction elevation file that is importable by PVSYST GROUPE ENERGIE CUEPE University of Geneva This file uses the average or maximum of skylines selected by the user Note PVSYST newer versions will also import the standard obstruction elevation file Please refer to our ...

Страница 75: ...strike a specific sur face over time four variables need to be considered Solar irradiance Shading Air quality and clouds Surface orientation Solar Irradiance The sun is a tremendous source of energy for the earth and is in fact the only significant net input of energy the earth has Irradiance is the solar power incident on a surface and is usually expressed in watts per square meter Irradiance mu...

Страница 76: ...d skyline image NOTE The annual sunpaths are drawn in standard time and the exported csv data files are also in standard time Daylight savings adjustments must be applied manually where appropriate Shading Shading is a serious design parameter to consider with regard to the performance of a solar sys tem placement of a building or in landscaping The Solar Living Source book by John Schaef fer comm...

Страница 77: ...e uses TMY3 hourly insolation data when the NREL TMY3 weather model is selected When using this model the NREL weather station must be selected normally the one closest to where the SunEye session is being created In addition when the NREL TMY3 weather model is used the SunEye has precomputed val ues for the optimal panel orientation tilt and azimuth for maximum annual insolation for all of the se...

Страница 78: ...e of the site location For example if the latitude of the site that is being evaluated is 37 then by default the solar access calculations performed in the SunEye are assuming a surface tilt of 37 from horizontal This panel tilt and azimuth can be adjusted by the user for optimizing energy production and or conforming to a roof structure The orientation used to calculate solar access can be change...

Страница 79: ... longitude For either weather model the solar access numbers reported by the SunEye are percentages that are calculated by first calculating insolation Wh m2 for every 15 minute time interval every four days for the entire year This insolation value includes either average historical weather data for the latitude and longitude set in the session NASA model or hourly TMY3 weather data for the close...

Страница 80: ...4 6 Solar Access and Interpretation of Data Numerical Calculations ...

Страница 81: ...lmetric com support Periodically clean the lens with a lint free lens cleaning cloth Maintain the battery charge level and avoid allowing the battery to go completely dead even when not in use Charging the Battery on page 1 5 NOTE Storage in the off state without the AC power or Device USB cable attached will result in the slow discharge of the battery It is not harmful to the device to be continu...

Страница 82: ...agnetic disturbances and the compass reading is still incorrect then a field calibration should be performed The compass is calibrated by orienting in six different directions as directed by the calibration procedure When performing these measurements it is important that there not be any magnetic or ferrous materials nearby If present when doing the calibration such materials can result in a fiel...

Страница 83: ...tor must be centered and locked yellow for the calibration point to be accepted Two measurements are made at positive and negative tilts for the Northern orientation Tilt the SunEye so that the level indicator is centered and locked Figures below are examples of what needs to be performed for the Northern orientation Figure 5 3 Compass Calibration Figure 5 4 Compass Calibration ...

Страница 84: ...y the SunEye The figures below are examples of the errors you may get if you need to do a second calibration With the first error if you are certain that there is no magnetic interference and this message continues to appear save the calibration and proceed on with the calibration Figure 5 6 Compass Calibration Warning Figure 5 7 Repeat Calibration Message When all of these steps are carefully fol...

Страница 85: ...nel 2 Double click on Add or Remove Programs 3 Locate and select SunEye 4 Click Remove 5 Close the Add or Remove Programs window 6 Install the older version as you would any version by double clicking on the exe file for the version you wish to install or inserting the DVD with the old software and install as usual NOTE Upgrading software will not affect your stored session and skyline data All da...

Страница 86: ...SunEye we would greatly appreciate your feedback For 24 hour self help technical support visit our online Knowledge Base at http www solmet ric com knowledgebase html If you experience a software issue please report any messages you received from the software and a list of steps leading up to the problem as well as the battery level of the device and the ver sion number of the software The version...

Страница 87: ... or Transportation 4 F 20 C to 140 F 65 C Weight 1 0 lb Display Resolution 640 X 480 VGA Battery Life 6 Hours typical with backlight on 120 days typical in power off state Backlight To preserve power the SunEye will turn off automatically after five minutes of inactivity by the user To turn back on press the ON button ...

Страница 88: ...interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by tuning the equipment off and on the user is encouraged to try and correct the interference by one or more of the fol lowing measures Reorient or relocate the rec...

Страница 89: ...y Radiation The installer of this radio equipment must ensure that the antenna is located or pointed such that it does not emit RF field in excess of Health Canada limits for the general population consult Safety Code 6 obtainable from Health Canada s website www hc sc gc ca rpb Safety CAUTION Only use the power supply supplied by Solmetric or a UL or certified equivalent with a rated output of 5 ...

Страница 90: ...5 10 Maintenance and Troubleshooting Regulatory Compliance ...

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