EnerWorks Thermal Energy Owner'S Manual Download Page 1

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EnerWorks Solar Thermal Water Heating Appliances

Thermal Energy Controller and Thermal Energy Monitor

Owner Manual

EnerWorks Inc.

252 Hamilton Crescent

Dorchester, Ontario

N0L 1G4

Canada

Telephone: 519-268-6500

Toll-free: 1-877-268-6502

Fax: 519-268-6292

Web: www.enerworks.com

E-mail: [email protected]

232023

FCC ID: VFC070501
IC: 7193A070501

Summary of Contents for Thermal Energy

Page 1: ...troller and Thermal Energy Monitor Owner Manual EnerWorks Inc 252 Hamilton Crescent Dorchester Ontario N0L 1G4 Canada Telephone 519 268 6500 Toll free 1 877 268 6502 Fax 519 268 6292 Web www enerworks com E mail info enerworks com 232023 FCC ID VFC070501 IC 7193A070501 ...

Page 2: ...rient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Warning to Users FCC 15 21 Warning Changes or modifications not expressly approved by the party responsible for compliance could v...

Page 3: ...nergy offset for auxiliary fuel 6 2 2 Readings displays 7 2 2 1 T temperature difference 7 2 2 2 Collector temperature 9 2 2 3 Storage temperature 9 2 2 4 Maximum minimum control temperatures 9 2 2 5 Temperature of cold water supply from mains water 10 2 2 6 Temperature of hot water outlet to household 11 2 2 7 Maximum minimum energy temperatures 11 2 2 8 Instantaneous power 12 2 3 Time date displ...

Page 4: ...al Energy Controller 20 4 1 Setting up the system time date 20 4 1 1 System time 20 4 1 2 System date 21 4 2 Reset maximum minimum values 21 4 3 Reset energy values 22 4 4 Software version 22 5 0 Programming mode Thermal Energy Monitor 23 6 0 Icon reference 24 7 0 Error codes 28 Disclaimer All examples are only for demonstration purposes and do not necessarily reflect actual performance of your ap...

Page 5: ...ol functions while also monitoring performance Using wireless transmission the Thermal Energy Controller sends information to the Thermal Energy Monitor The Thermal Energy Monitor then displays these data so that you can observe the performance of the system from anywhere in your home So that a household is never without hot water a backup or auxiliary tank must be in place in case there is not en...

Page 6: ...oller pressing and holding the enter button for five seconds will set the current display item as the default display item The Thermal Energy Monitor will turn off its screen after three minutes of inactivity 2 1 Savings displays Each value in this section displays information for a certain time interval indicates current reading is for today since midnight indicates reading is for this month from...

Page 7: ...t see figure 2 1 2 This is the amount of carbon dioxide CO2 in tonnes or tons depending on units of measure chosen see section 3 2 not emitted into the atmosphere because the water was heated by solar energy instead of a fossil fuel Your pre existing or previous water heater uses used fossil fuels or electricity which is normally generated using a mix of fossil fuels to heat water CO2 is produced ...

Page 8: ...cumulative water used will display either instantaneous power see section 2 2 8 or daily water saved by displacing electricity generation see figure 2 1 4 Water saved by displacing electricity generation is only available when the fuel for the auxiliary water heater is electricity and will show before instantaneous power It can be displayed in US gallons or litres depending on units of measure cho...

Page 9: ... generated over a period of time given in units of thermal Watt hours Whth For simplification the display truncates the th subscript Figure 2 1 5 is an example of a daily delivery 8 219 Wh or 8 219 kWh Pressing the up button again will show monthly solar energy delivered press again for yearly and once more for cumulative 2 1 6 Auxiliary energy consumed Space Saver Appliance Pressing the up button...

Page 10: ... in order to show the amount of solar energy delivered Figure 2 1 6 is an example of a daily electricity consumption 2 739 Wh or 2 739 kWh The lightning bolt representing electricity as the auxiliary fuel blinks on this screen indicating that it is showing the amount of energy consumed by the heating element Pressing the up button again will show monthly auxiliary energy consumed press again for y...

Page 11: ...der represented for a High Performance Appliance since the calculations can not include the efficiency of the auxiliary water heater Pressing the up button again will show monthly equivalent energy offset for auxiliary fuel press again for yearly and once more for cumulative Up from cumulative shows daily money saved see section 2 1 1 2 2 Readings displays The readings that follow show the status ...

Page 12: ...nce drop below 5 C 9 F the appliance will turn off until the difference reaches 10 C 18 F Figure 2 2 1b is an example of the system turned off because there is not enough solar energy indicated by the cloud with the solar collector Note the cloud does not mean that the actual weather is cloudy just that there is not enough solar energy for energy collection Pressing the up button will display the ...

Page 13: ...orage tank It is used with the collector temperature see section 2 2 2 to determine T see section 2 2 1 In the example the reading is 31 C Pressing the up button will display the maximum collector temperature 2 2 4 Maximum minimum control temperatures For collector and storage temperatures the historical maxima and minima are stored in memory These values are for informational purposes interest ma...

Page 14: ...isplays the current reading of the temperature of the cold water supply from mains 2 2 5 Temperature of cold water supply from mains water The flow sensor on the mains water inlet also contains a temperature sensor This temperature and the temperature of the hot water being delivered see section 2 2 6 are used for calculating energy production An example of the mains reading can be seen in figure ...

Page 15: ...mperatures For the mains and hot outlet temperatures the historical maxima and minima are stored in memory These values are for informational purposes interest maintenance etc and are not used in any calculations The recorded values can be cleared using the reset function see section 3 4 From hot outlet temperature pressing the up button shows maximum temperature of cold water supply from mains fo...

Page 16: ...ater heater is electricity and will show before instantaneous power Instantaneous power is read when there is a draw of hot water in the household The amount of power being produced by the EnerWorks appliance is determined by a formula that uses the volume of water the cold inlet temperature mains water see section 2 2 5 and the hot outlet temperature hot water to the auxiliary tank in a High Perf...

Page 17: ... is showing twelve o clock noon Pressing the up button from the time will show the current year then the current month and finally the current day The three screens below show each of the three March 14 2008 Figure 2 3b Figure 2 3c Figure 2 3d Pressing the up button from the day will go into temperature information starting with the delta T value see section 2 2 1 ...

Page 18: ... next item Note that the status of the system will not be displayed while in programming mode 3 1 Pump control The default mode for the pump is to run automatically based on temperature readings If there is a temperature difference of 18 F 10 C between the collector and the storage tank and none of the temperatures are out of operating range then the pump will run A pump set to run manually will r...

Page 19: ...uel So that a household is never without hot water a backup or auxiliary tank must be in place in case there is not enough solar energy to meet the hot water demand of the household The four major fuels for water heating in North America are electricity natural gas propane and oil 3 3 1 Fuel type There are four fuels available to select from for the auxiliary heating fuel electricity natural gas p...

Page 20: ...3 3 2 Units for auxiliary fuel Although there are default units for the fuel type the following are available for each fuel type Electricity kWh MMBTU Natural gas m 1000 ft GJ MMBTU Propane Oil L US gal In order to convert therms 100 000 BTU into MMBTU 1 000 000 BTU multiply by 10 Example 1 00 therm 10 00 MMBTU To convert therms into 1000 ft 10 000 BTU divide by 10 Example 1 00 therm 0 10 1000 ft ...

Page 21: ... of auxiliary fuel After selecting the auxiliary fuel and its unit the Thermal Energy Controller will ask for the price of fuel This is used to determine how much money is being saved based on the fuel displaced by solar The best way to obtain the household s final price of fuel is to take the monthly bill s total includes taxes delivery and other charges and divide by the usage for that month Fig...

Page 22: ...ates There are ten fuel types for which percentages need to be set They are listed below with the associated number that appears on the screen 0 coal 1 petroleum 2 natural gas 3 nuclear 4 hydro electric 5 gasoline 6 diesel 7 solar photovoltaic PV 8 wind 9 biomass For each of the generation sources up to 100 may be entered so long as the total for all ten does not exceed 100 For example if 51 is en...

Page 23: ... energy delivered see section 2 1 1 to give the amount of water saved by displacing electricity generation see section 2 1 4 Water required for electricity generation is the volume of water that is not used because of the amount of electricity that is offset by the EnerWorks Solar Water Heating Appliance There are two screens involved for this setup The first one will ask for the preference of uni...

Page 24: ... to accept the value for the current item and move to the next item Note that the status of the system will not be displayed while in programming mode 4 1 Setting up the system time date 4 1 1 System time The first screen for setting the time asks whether the time format should be in 12 hour format or 24 hour format Pressing the up or down button will switch between the two selections Figure 4 1 1...

Page 25: ...re 4 1 2c After the day is set and the enter button is pressed the screen will return to the outputs menu 4 2 Reset maximum minimum values This menu item allows you to reset the maximum minimum values of the various temperature readings to 0 The screen below is what will be displayed Figure 4 2 Hold the up and down buttons simultaneously for five seconds to activate the reset Press the enter butto...

Page 26: ...water used The screen below is what will be displayed Figure 4 3 Hold the up and down buttons simultaneously for five seconds to activate the reset Press the enter button to view the software version of the Thermal Energy Controller 4 4 Software version This menu item allows you to view the software version An example is shown below Figure 4 4 Press enter or menu button to return to outputs menu ...

Page 27: ...ultiple Thermal Energy Monitors in your home for displaying information from one Energy Pack In this case they must all share the same address to display your information correctly To change communication address press and hold up and down buttons simultaneously for five seconds Screen will change to one similar to that seen below with your communication address this one says 3A8D with a lowercase...

Page 28: ...egment icon 3 2 Solar energy available maximum collector temperature When the T is high enough for the system to collect solar energy the sun and the collector will show In the outputs menu the collector and the thermometer are shown together for the current collector temperature and with the MAX segment icon 3 to show the historical maximum collector temperature 3 Maximum T Minimum MAX MIN is use...

Page 29: ...gramming mode 7 Pump setting AUTO means automatic mode as in the pump will run based on the logic of temperature differential control T max min temperatures etc MAN means that the pump is in manual mode either turned on manually runs for 15 minutes before defaulting back to automatic mode or turned off manually and stays off until manually turned back on 8 Seven segment digits plus decimals colon ...

Page 30: ...e household and to input fuel prices 17 Gigajoule This is a metric unit of measurement for natural gas 18 Cubic metre This is a metric unit of measurement for natural gas 19 Litre This metric unit of measurement is used for propane oil and water 20 Thousand cubic feet This is a US customary unit of measurement for natural gas 21 US gallon This US customary unit of measurement is used for propane o...

Page 31: ...s are used for daily monthly and yearly data outputs as well as representing the day month and year of a date The cumulative icon is for outputs gathered from commissioning date 29 Fuel types The four auxiliary heating sources are respectively electricity natural gas heating oil and propane These symbols are used for setting energy prices and for displaying energy equivalency to the solar offset 3...

Page 32: ... minute that there is a problem in the system jumping to the reading that has its sensor disconnected The service icon will also be illuminated Err0 collector thermistor short circuit Err1 storage thermistor short circuit Err2 mains temperature sensor short circuit Err3 hot outlet thermistor short circuit Err4 mains flow sensor short circuit ...

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