New Optimmersion User Manual
Contents
1. Your Optimmersion is a comprehensive energy monitor It will show you how much energy you have bought from your electricity supplier so far today since midnight how much energy your solar PV panels have generated the energy used in house and the energy you have saved in the loads connected on the wireless and wired links e g your immersion heater The history screens are accessed from the home screen using the button in the top right hand corner The screens all have a timeout of 30 seconds when the display reverts to the home screen The values are presented in Units of energy U with one Unit being one Kilowatt hour The power is the rate of using energy designated in Watts or Kilowatts To find the energy in Units you need to multiply the power in KW by the number of hours of use Running a 2 KW electric heater for 3 hours uses 6 Kilowatt hours of energy and you will be charged for 6 Units on your bill unless your solar panels are providing the power instead Page one of the energy display shows the energy you have bought from your electricity supplier the energy your solar panels have generated today the total amount of energy that you have used in your house Page two of the energy display shows he energy diverted to the load immersion tank battery or other heating during the day Page three shows the energy over the last 28 days You can select from the energy you paid for the ene2. Optimmersion User Manual Congratulations on your purchase of Optimmersion the intelligent immersion controller that diverts surplus home generated power that heats your water This manual will to help you to understand how it works and what the different elements on the display mean Having had PV solar panels installed on your roof you have probably realised that you generate more power than you can use whenever the Sun comes out This excess electrical power is normally exported via your electricity meter to the National Grid where it is sold to your electricity supplier However it costs you a lot more to buy the same amount of electricity back Your Optimmersion will help you use up this excess power by diverting it into your hot water tank This reduces your normal water heating bill and saves you money whether you heat your water by gas oil wood coal or electricity Optimmersion Energeno Ltd 2012 2015 What is Optimmersion Optimmersion is a valuable addition to your solar PV installation which maximises your use of generated electricity It controls the immersion heater in your hot water tank It automatically adjusts the amount of electricity going into your hot water tank so as to use up excess power generated by your solar panels But it is also a comprehensive energy monitor that displays immediate information about how much power you are buying from your electricity supplier and how much you
3. are generating with your solar PV panels How does it work Optimmersion measures how much power is flowing through your electricity meter and also in which direction Only when you are exporting more than 50 Watts does it turn on the immersion heater proportionally adjusting the exact level so as to maintain the exported power below about 200 Watts You can turn electric appliances on and off in your house without worrying about it Make a cup of tea and Optimmersion will turn down the immersion heater as soon as you switch on your electric kettle and turn it up again afterwards Optimmersion has two main components the power throttle and the controller The controller needs to be accessible and ideally needs to be installed near your consumer unit the box containing your circuit breakers and main electricity on off switch sometimes called the fuse box The power throttle unit can be mounted where you have more space by your immersion heater for example Optimmersion has a five inch colour touch screen You can change settings etc by touching buttons on the screen A button always has a white border which changes briefly when it is pressed Use the back end of a pen or pencil or your fingernail rather than pressing with your finger and covering the screen with fingerprints Please note that Optimmersion reacts within one second to changes such as switching on a kettle or the Sun going behind a cloud The screen however take
4. ays and for systems with multiple loads these can be set per load Set the time at which you want the heater to come on using the plus and minus buttons on the left hand side of the clock and the time at which you want the boosting to finish on the right hand side Here boost period 1 has been set to E come on at six pm and off at seven fifteen pm You 18 OO f E 15 may also set the day or days of the week on which you want this boost period to operate using the right hand cycle button on the bottom of the screen Here the boost period has been set to be active on Thursdays only You can choose between Mon Tue Wed Thu Fri Sat Sun M F Mon to Fri SSu Sat and Sun and All every day Please set boost period 1 ON 4 For those customers with multiple loads you can also select to which of your links this boost period applies if you have specified both wireless and wired links using the left hand cycle button Here the choice is the immersion heater shown by the hot water cylinder icon A boost period is OFF if the on and off times are the same Other Settings The Optimmersion controller has a screen time out Which is set in the other settings menu option If you do not wish the screen to blank set this parameter to 00 00 Otherwise the setting is in hours and minutes HH MM New Look Optimmersion User Manual 6 OMU ENG 2 7 12 14 Optimmersion Energeno Ltd 2012 2015 Energy history screens
5. e button in the top left corner All of your settings are saved automatically in permanent memory inside Optimmersion so will not need to put Date amp time Loads amp priority Calibrate Boost periods Other settings OF your settings in again unless you need to change something Date amp time Set the date using buttons 7 to increase the digits or buttons 4 to decrease the digits The date shown here is 7 August 2014 7 Touch these buttons to increase digits Please set the date 1 Touch this button to return to the home screen 6 This button takes you to the next screen 4 Touch these buttons to 2 Screen number decrease digits 5 This button takes you 3 Number of screens back one screen Touch button 6 to go to the time setting screen illustrated below 1 Touch this button to cycle through the choices New Look Optimmersion User Manual 4 OMU ENG 2 7 12 14 Optimmersion Energeno Ltd 2012 2015 Loads amp priority This section defines what type of load is connected immersion tank battery or other heater and what type of connection is used wired or wireless Set the load type con the wireless link Immersion heater Any loads connected wirelessly are defined firstly followed by those loads connected directly into the controller unit In most cases there will be just one load connected immersion heater If you have a load immersion heater battery or other heati
6. ller increases the power exceeds 100W and that the x i load is connec ted and turned on flowing through the heating element Touch the Make sure that the load s connected to the power throttle s is are turned on and able to absorb power You may need to run off some hot water if the immersion tank is already up to temperature Touch the red button to start the calibration process The controller first checks the current transformers for polarity and connection If all is well the polarity 1 or 1 and the power in Watts measured by the net power and solar power clips are displayed Otherwise an error message appears and you will be asked to check the current transformers You will New Look Optimmersion User Manual 5 OMU ENG 2 7 12 14 Optimmersion Energeno Ltd 2012 2015 need to ensure that they are correctly positioned and properly tightened Check also that they are plugged in to the controller unit correctly If you have had errors make the corrections and perform another calibration There will be a reminder every 5 minutes if you have not performed a calibration This can be cleared by touching the screen Boost Periods You may wish to boost your water heating battery power or other heating to ensure that there is sufficient hot water energy or heat at particular times or to take advantage of cheaper electricity tariffs You can set up to seven separate boost periods which can be activated for particular d
7. n indicates export to the grid and red indicates import of electricity In the control section the left hand section shows how much power is currently being diverted to the immersion tank batteries or other heating It is yellow when diverting renewably generated electricity and red when a timed or manual boost is in place There are also 4 control indicators 24 7 This is the on button when pressed this lights red and the water heater or other heating will continue until the thermostat indicates that the water is at the correct temperature 1hr This switches the power on for one hour to boost the hot water When pressed this lights red and indicates the number of minutes left Auto When yellow this indicates that the surplus power will be diverted automatically to the immersion tank batteries or other heating When grey this indicates that the system will not divert automatically either because the unit is switched on for a boost period or because the unit is switched off Clock When red this indicates that there are one or more active timed boost periods set up for the immersion tank batteries or other heating When grey this indicates that no timed boost periods are currently active New Look Optimmersion User Manual 3 OMU ENG 2 7 12 14 Optimmersion Energeno Ltd 2012 2015 Setting The Parameters The parameter settings have been designed to be as easy as possible and can be accessed from the home screen by pressing th
8. ng that is connected directly into the controller you will find a signal wire which runs between the controller unit and the immersion heater battery controller or other heating controller If you have specified that you have both a wireless and a wired load immersion heater battery or other heater you now be asked which Set the heater priority The one with priority gets an one is to be given priority for surplus power The perplus power first screen is illustrated on the left Optimmersion always begins by sending surplus power to link oe neater that has priority but when it detects that the link is no longer connected for example because the water is up to temperature and the immersion heater thermostat has cut out it switches to the other link for 15 minutes After that time it tests to see whether the first link is demanding power again and switches back to it if it is This cycle continues indefinitely Calibration You should not normally need to do this as your installer should already have done so Before starting the calibration process make sure that the PV system is switched on It is very important that the house base load the amount of power you are using to be constant for approximately one minute So ensure that all domestic appliances washing machine dishwasher electric kettle etc remain off a EE THP This process calibrates your load s by measuring the o that the pv output power flow as the contro
9. rgy you generated the energy you used the energy you saved through wireless 7 14 f238and wired connections to the load nero you used OFZ New Look Optimmersion User Manual 7 OMU ENG 2 7 12 14 Optimmersion Energeno Ltd 2012 2015 immersion tank battery or other heating Boost periods active 3 18 01 00 You can also see a summary of the boost periods set The SD card slot Your Optimmersion comes with an SD card slot underneath the display You can insert a formatted SD card in this slot and record power and data values every six seconds for later scrutiny off line To activate the SD card logging insert SD card and restart the Optimmersion control unit Ask our support team at Energeno Ltd for more details Technical Support If you have any questions regarding the operation of your Optimmersion system please contact your installer directly For any warranty or technical support queries please visit our support site www energeno com uk support New Look Optimmersion User Manual 8 OMU ENG 2 7 12 14
10. s up to 20 seconds to adjust itself so you might notice slightly odd readings briefly This is normal behaviour and is not a fault New Look Optimmersion User Manual 2 OMU ENG 2 7 12 14 Optimmersion Energeno Ltd 2012 2015 Energy being consumed by the house Date amp Time Sett ngs j Access historical nformation Energy being export ed to or imported Solar power being from the grid generated right now Bar indicating power length of bar 4 kW Power going to the heater or other device The state of your Toggle Auto Toggle Toggle 1 hour Timed boost heater or other mode continuous boost period settings device heating What can I see on the home screen The screen is split into three main areas the title line the information section and the control section The title line at the top of the screen shows the settings button on the left and the historical information button on the right This line also displays the time and day The information section shows current power values for e generated power to the left in yellow e consumed in the property in the centre in grey The amount of power being used in the property does not include the surplus energy currently being diverted to the immersion tank batteries or other heating e the power being exported to the grid or imported from the grid on the right The use of colour and the direction of the arrow show the direction of power flow Gree
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