Communication_gateway_Manual_SMS
Contents
1. Letrika Driving innovation 2 COMMUNICATION GATEWAY USER MANUAL f y USER MANUAL Contents 1 Package contents 1 1 Components 1 1 1 Communication gateway units Front view 1A Upper view 1 1 4 Bottom view 2 Installation 3 Setup wizard 3 1 Gateway settings 3 2 Plant settings 4 Main page 4 1 Physical layout 4 2 Matrix layout 4 3 Panel statistics 4 4 Charts 4 5 Alarm history 4 6 Navigation bar 5 Settings 5 1 Gateway settings Bue Plant settings 5 3 Network settings 5 4 Plant settings via LCD screen 6 Technical characteristics Contacts o oo uy o aoao A A A me nw KR WwW WS uuw oO Oo O User Manual Copyright Letrika Sol d o o All rights reserved February 2015 fy USER MANUAL PACKAGE CONTENTS 1 Package contents e Letrika communication gateway e Power adapter Electrical DC connector e WMbus antenna e WLan antenna e Pylon e Quick install guide 11 Components 111 Communication gateway units Next block diagram is showing how each unit of the Letrika communication gateway is connected to the CPU unit which is using embedded Linux 2 6 and have integrated web server WiFi module WMBus module LCD display Communication to Communication to PC Tablet S martphone microinverter CPU Linux module Figure 1 Block diagram PACKAGE CONTENTS USER MANU2. es PEANT SETTINGS cc g Figure 9 Registering new micro inverters and setting other plant settings fy USER MANUAL MAIN PAGE 4 Main page The top of the main page consists of two parts which are both updated every 60 seconds The one on the left is showing numerical informations about the quantity of the energy produced by the power station since its installation about the quantity of the energy produced by the power station in a current day about the earnings since the power station s installation and about the quantity of reduced CO emissions since the power station s installation The income depends on the price setting that the user can change at the Plant settings The right field contains a chart showing the produced power in a current day Clicking on the chart with the left mouse Ay Letrika LETRIKA 12 7 kwh D kWh 2 28 E OVERALE ENERGY DAI ENERGY EARNINGS Figure 10 Overview of the power station 41 Physical layout Each micro inverter is represented with a circle at the same position as it stands in your power station The numbers show the produced energy and current power for each inverter while the number of lines and their colours show the ratio of micro inverter output power and its status The higher that the number of lines is the higher the ratio of micro inverter output power is If some alarm appears at the micro inverter the lines will be coloured red and an additional box with the explanatio
3. into the URL bar of his preferred web browser the Letrika communication gateway web application should appear If the CONNECTED IP for WLAN MODE is changed it can be found at the LCD screen of the gateway the same is true for CONNECTED IP for LAN MODE When you are done with changes at any of the settings click on the SAVE button You will be informed if the settings were saved successfully at the top of the page Sie USER MANUAL fy 5 2 Plant settings Basic plant settings are the same as In the registration wizard Each new micro inverter should be registered via this page Ay Letrika LETRIKA ger mime ete WLR t Figure 16 Network settings fy USER MANUAL 5 4 Plant settings via LCD screen Plant settings can also be changed via LCD screen on the Letrika communication gateway Use the menu keys to register new micro inverters Registration of micro inverters via LCD screen ie The default view on the LCD screen is Plant info 2 Click on the DOWN key once to move to the Plant settings view 3 Click on the Enter key twice to be able to register new micro Inverter 1 Click on the Enter key DOWN key and Enter key to be able to import micro inverter Use the Enter key to select the numbers and letters and the UP and DOWN keys to navigate through the ID when inserting micro inverter ID When you have entered micro inverter ID click on the Enter key and if 5 the
4. registration succeeded Registered will be displayed and you will be redirected to the Inverter info view TECHNICAL CHARACTERISTICS USER MANUAL 6 Technical characteristics N Communication to micro inverters WMbus 868 MHz complies to EN 13757 1 5 selectable sample rate Min 60 5 Communication to PC tablet smartphone WiFi IEEE 802 11 2 4 GHz Ethernet RJ45 Connectors RJ45 Ethernet USB for additional functions Optional Sending data to cloud by predefined protocol Operating system Embedded Linux Integrated web server Data storage SD card Max 32 GB Basic monitoring and settings Through LCD display IP protection IP 40 Ambient temperature 20 C2277 55 C POWER SUPPLY Input 100 Vac 240 Vac 50 Hz 60 Hz Output 12 Vdc 700 mA Optional Extension cable for WMbus antenna Dimensions 150 x 37 x 155 mm Weight 350g Wy USER MANUAL CONTACTS Contacts Letrika Sol d d is a joint venture between Cosylab d d and Letrika d d Headquarters Letrika Sol Vrtobenjska 64 5290 Sempeter pri Gorici Slovenia E info sol letrika com www letrikasol com T 00386 5 339 4262 SMS Metering Ltd 41 London Road Castle Court Reigate RH2 9RJ TEL 0845 604 7244 E mail sales smsmetering co uk Web www smsmetering co uk
5. AL hy 11 2 Front view 1 LCD screen The user can select using Menu keys between different views Plant info Communication info Gateway Info and Plant settings 2 Menu keys The user can use keys Enter Esc UP DOWN to operate with the Letrika communication gateway menu 3 Plant status LED When the registration is finished and none of the micro inverters reports an alarms this light will turn green Otherwise the light will turn red 4 Communication gateway status LED When the Letrika communication gateway has finished loading and is ready for usage this light will change from orange to green Figure 2 Front view 11 3 Upper view 1 WMbus antenna connector The WMbus antenna should be screwed to this connector 2 SD card slot Letrika communication gateway is using SD card for storing plant measurements If the SD card is missing only the current measurements will be stored The SD card should be inserted in this slot 3 WLan antenna connector The WLan antenna should be screwed to this connector Figure 3 Upper view Figure 4 Missing SD card fy USER MANUAL PACKAGE CONTENTS 114 Bottom view 1 USB port By default USB port is not used It can be used for additional external devices 2 RJ45 Ethernet port Ethernet wired network should be connected to this port using ethernet cable 3 Power port Connect the included AC power adapter Figure 5 Bottom view 2 Installation INSTALLA
6. TION When installing the Letrika communication gateway be aware that the micro inverter antenna and the Letrika communication gateway antenna must be in the visible range and the distance between each other should not be more than 30m If this is not possible please use the antenna extension cable Please follow next steps during the installation of Letrika communication gateway STEP 1 Attach the pylon to the wall using screws and hole in anchors STEP 2 Attach the other part of the pylon to the Letrika communication gateway STEP 3 Attach the Letrika communication gateway to the wall using the pylon STEP 4 Screw WMbus and WLan antennas to the WMbus antenna connector and WLan antenna connector on the Letrika communication gateway STEP 5 Insert SD card into SD card slot Note that SD card is not included in the package STEP 6 Connect Letrika communication gateway to the power adapter Letrika communication gateway can be used when the Communication gateway status LED turns green STEP 7 Remember the network IP that can be found at the Network info menu on the Letrika communication gateway LCD screen use Menu keys for navigation STEP 8 Connect your PC tablet smart phone to the Wifi Ethernet network and start your preferred web browser STEP 9 Insert the network IP from step 7 into the URL bar of your preferred web browser and the Setup wizard should start automatically USER MANUAL fiy fy USER MANUAL SE
7. TUP WIZARD 3 Setup wizard First access to the web application will automatically start the setup wizard which consists of two steps that you have to follow 3 1 Gateway settings Choose the name for your power station and enter it into the Ay Letrika field PLANT NAME E E WAY 7 Figure 6 Choosing the name for your power station If you would like to activate username password protection mark the field SECURITY and enter username and password You can later easily change your password at the same page m E Eih Figure 7 Activating username password protection For additional settings mark the field ADVANCED SETTINGS Fy Letrika o e TIMEZONE If Letrika communication gateway is not connected to the internet manually choose the timezone in which Letrika communication gateway is located from the dropdown menu HARVEST MEASUREMENT INTERVAL From the dropdown menu choose how often the current power measurement and the current energy measurement will be updated Default value is 1 minute eo es 1 HI A fil SE INES HEIEN BR Ears ee aT n HARVEST STATUS INTERVAL From the dropdown menu iy s choose how often the power station s status will be checked Default value is 1 minute eo e EXPORT TYPE If you would like to export your power Station s measurements choose the export service provider from the dropdown menu Currently supported export serv
8. he last measurements for each micro inverter are gathered in the table If you click on an alarm ID you will be redirected to the Alarm history The interpretation of the measurements can be found in the next table Measurement Interpretation Expected values Panel ID Panel ID Micro inverter ID Micro inverter ID Time Measurement timestamp Status Status on HW ver Micro inverter hardware version SW ver Micro inverter software version Max Power Maximal output power of the micro inverter Depends on user settings Cos phi Ratio of the real and apparent power Depends on user settings Freq Frequency Approximately 50hZ DEDE Temperature at the DC side of the micro inverter Depends on the mounting frame heat dissipation DC AC t Temperature at the AC side of the micro inverter Depends on the mounting frame heat dissipation Sec DC volt Voltage at the secondary DC side Approximately 400V Aant Alarm ID 0 For detailed description of alarm ID see the Micro inverter user manual vw a Sin 4 PANEL STATISTICS Time Status 5 Maxpower Cot Phi Sec OE valle Alarm m pet 30 maj 2014 18 1209 CEST on g 070 260 W 0 g4 48 n m pet 30 maj 2014 1 1 CEST on D ojo 260 W 99 53C a5 av u Figure 13 Panel statistics fy USER MANUAL MAIN PAGE 44 Charts All the measurements gathered at your power station can be seen as a Chart You can choose bet
9. ice providers are Sitel and MOIDOM If you decide to export your measurements to Sitel enter www pomse si into the EXPORT HOST field and fill the EXPORT URL field Otherwise if you choose MOIDOM fill the fields EXPORT HOST EXPORT URL and EXPORT MOIDOM ID with values that were assigned to you by Figure 8 Advance Letrika communication gateway settings MOIDOM We encourage you to use the first one and use portal at the https www letrikasol com to check the export data EXPORT INTERVAL If you chose one of the export service providers you can select how often the measurements will be exported to the choosen export service provider Default value is 5 minutes After you have finished with Gateway settings click on the SAVE AND CONTINUE button 3 2 Plant settings If you set all the Gateway settings from the previous paragraph correctly you will be redirected to the Plant settings and the name of your power station will already be shown at the top of the page Firstly define the size of your power station s micro inverter table in the Advanced settings The size of the table should be defined in a way that you will later be able to fill the fields of it with micro inverters each micro inverter at the same position in the micro inverter table as it stands in your power station Micro inverters are then registered by filling the fields of the micro inverter table with eight digit micro inverter ID For each micro inverte
10. n of the error will appear If you click on the circle of working micro inverter you will be redirected to the page with panel statistics Otherwise if you click on the circle of the micro inverter with an alarm you will be redirected to the Alarm history REDUCED CO EMMISIONS button changes the shown data from produced power in a current day to the produced energy in a current day A blue dot is always pointing at the current time at the Letrika communication gateway Above the field containing a chart there is an ON OFF button which can be used when you decide to turn the power station on or off On its right side there is a STATUS light which is coloured green when the power station is on and coloured grey when power Station is off or when at least one of the micro inverters is sending a warning or an alarm There are 5 different views to chose among at the Main page STATUS _ PODS Wit 11 1 3533514 ak D m Gama 1E Go HAAL A OL Ti m Am Tr Figure 11 Physical layout 4 2 Matrix layout weve Mk Micro inverters are arranged by their micro inverter table number where empty places are left out The meaning of the numbers lines and colours is the same as in the Physical layout g 123 Sine MAIN PAGE USER MANUAL fy 11 LE MATRIX LAYOUT 124 Sun 126 Sia Als 37 18 Figure 12 Matrix layout 4 3 Panel statistics Current status and t
11. r its ID can be found on the label attached to it We suggest that you take the labels from the micro inverters and paste them in to the micro inverter table which can be found at the end of the Quick install guide included in the package Each time after you fill the single field in the micro inverter table with the new micro inverter ID and you move the focus out of the field the field will be disabled and underneath you will notice a small blue box registering If the micro inverter has been successfully registered the box will turn green registered Otherwise if the registration has not succeed an alert with an explanation will appear at the top of the page and the field in the micro inverter table will be enabled again allowing you to correct it After the first micro inverter has been successfully registered its maximal output power will appear in the field MAXIMAL OUTPUT POWER The value in this field will later automatically increase after the registration of each new micro inverter You can also set maximal output power manually The other two settings that you are able to change are POWER FACTOR and PRICE The POWER FACTOR is the ratio of the real power and the apparent power while PRICE represents the price for 1kWh of energy After you have finished with plant settings click on the SAVE button and the settings will be applied to all the registered micro inverters SETUP WIZARD USER MANUAL fy Fy Letrika
12. ween daily weekly and monthly view The selection between the data gathered at single micro inverter and the sum of data gathered at the power Station can also be made By clicking on arrows on the left and the right side of the shown date you can also check history data 4 5 Alarm history All the alarms are gathered in the table For every alarm you can see when did it happen on which micro inverter did it appear and what kind of error it represents 4 6 Navigation bar The navigation bar can always be found at the Letrika communication gateway web application Among other language selection and log out if you activated username password protection at the gateway settings can be made there Figure 15 Navigation bar Figure 14 Charts 5 Settings All the setting that were set in the Setup wizard can later be changed at the Settings 5 1 Gateway settings Basic gateway settings are the same as in the Setup wizard 5 3 Network settings Here you can set how the gateway will connect to your home network You can chose between two options LAN MODE static or DHCP and WLAN MODE connected to your home WLAN or as access point If the value for LAN MODE is DHCP as default the Letrika communication gateway gains IP MASK GATEWAY and DNS by itself All the settings under LAN MODE can also be set manually The default CONNECTED IP for WLAN MODE is 192 168 50 1 If the user insert the CONNECTED IP for WLAN MODE
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