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Computerized Energy

Management

Model 9212

Series 3

Owner’s/Installation Manual

Helping you to use energy
more efﬁ ciently

Содержание 9212 Series 3

Страница 1: ...Computerized Energy Management Model 9212 Series 3 Owner s Installation Manual Helping you to use energy more efﬁciently ...

Страница 2: ...0 Locating and Mounting the Relay Unit 16 6 0 RunningtheControlCable 16 7 0 Wiring the Control Cable to C D Unit 17 8 0 Mounting the C D Unit 18 9 0 Wiring the Control Cable to the Relay Unit 18 10 0 Wiring the 120 VAC Power Supply to the Relay Unit 18 11 0 InstallingandWiringCurrentTransformers 19 12 0 Making up a Load Schedule Load Assignments 19 13 0 Wiring the Power Relays to Heat Circuits and...

Страница 3: ...tallation If this equipment does cause interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the followingmeasures 1 Reorient the receiving antenna 2 Relocate the computer with respect to the receiver 3 Move the computer away from the receiver 4 Plug the computer into a d...

Страница 4: ...ts of supplying elec tricitytotheircustomers Asaresult someutilitiesoffer aDemandBillingRatewhichisapreferredratetoreward customers who control their peak usage of electricity Billing under the demand rate works like this Suppose you are heating or cooling your home washing dishes drying clothes and cooking the family dinner all at the same time Chances are your home is at peak energy usage or dra...

Страница 5: ...ings on energy costs Based on Black Hills Power Schedule RTE 14 Energy Rate effective January 1 2007 Does not include fuel cost adjustment and taxes 3 Different Meters Demand rates incorporate the use of a special electric meter which registers not only the total energy con sumed just like the standard watt hour meter but also hasaseparateneedle dialoraregisterwhichrecordsand indicates the highest...

Страница 6: ...dbyhowlowtheDemandLimitisset Contactthe utility company for the actual rate schedules that apply to your home Superior Features of the 9212 Budgeting and Energy Control Display The 9212 gives you a continuous digital readout of both the demand limit you have set and your actual demand Your actual demand may be displayed as instantaneous demand averagedemand oryourpeakdemand similarto whatyourmeter...

Страница 7: ...during the times when you will be away from the area wheretheControl DisplayUnitismounted oryoumay wishtoturnthealarmcompletelyoff Thelightintensity of the display can also be adjusted for maximum read ability in different ambient lighting conditions System Description YourEnergySentry 9212ElectricalDemandController consists of three basic components these include the Control Display Unit the Rela...

Страница 8: ...electrical circuits which turn the loads controlled by the9212onandoff Theserelaysgettheircommandsto turnonandoff fromthecomputerintheControl Display Unit by means of the connecting control cable shown in Figure 3 on page 15 Current Transformers Two Current Transformers usually mounted inside the load center monitor total electrical load They tell the computer in the Control Display Unit how much ...

Страница 9: ...oad is on but rather the load is free to go on if the thermostat calls for it DecreaseKey 8 Thiskeyoperatesinconjunctionwith theDemandLimitKey 10 DisplayBrightKey 11 and the BuzzerVolumeKey 12 and is used to decrease the functions controlled by these keys IncreaseKey 9 Thiskeyoperatesinconjunctionwith theDemandLimitKey 10 DisplayBrightKey 11 andtheBuzzerVolumeKey 12 andisusedtoincrease the functio...

Страница 10: ...WDemand Display 2 This value will then jump to the current average peak which becomes yous new peak As the average peak increases the peak demand will also increase and be recorded Step5 AdjustingDisplayBrightness Displaybright ness may be varied according to existing lighting con ditions as follows 1 Press and hold the Display Bright Key 11 2 Simultaneously press the Decrease Key 8 or the Increas...

Страница 11: ...o each circuit if required Rotate Strategy Under this strategy all eight circuits areassignedanequal thesame priority whichturnsoff loads sequentially every one minute as required to maintain demand below the limit Generally speaking the first load turned off will be the first one turned back on in one minute intervals In this way off time of rotating loads is minimized and roughly equal The Rotat...

Страница 12: ...y longer drying times Note Ifthedryercannotberestarted orstops eachtime it is shed it is not properly wired to the controller Have your electrician change it It will only take a few minutes at the breaker panel Caution If you purchase a new dryer or if you move into a home with a demand controller already installed your dryer s circuit may or may not be wired properly to the system Since not all d...

Страница 13: ...y to 7 KW in June for air conditioning the setting should be changed after your utility meter is read Meter readings are taken on various days of the month and depend on the billing interval you happen to be on with your utility company You can check past bills to determine this date or call the utility directly YouractualkilowattdemandisdisplayedontheControl Display Unit If this figure consistent...

Страница 14: ...mand Controller located in the load center breaker panel You may control your demand manually if desired to avoid unnecessary demand peaks as follows 1 Heatorcoolonlythoseroomswhichareoccupied by keeping the thermostat set only while you are in each room 2 Whencookingmeals allheatingorcoolingzones and water heater should be turned off 3 Avoid using appliances simultaneously For example do not use ...

Страница 15: ...epending upon the utility 13 Energy Charge A charge that recovers a utility s general and other operating costs It appears on an electric bill along with the customer charge and the demand charge Energy Rate A method of charging for electric servicewherecostofelectricityisbasedonlyonKwh consumptionmultipliedbyafixedcostperKwh Kwh costremainsthesameregardlessofnumberofKwh s used Also called Flat Ra...

Страница 16: ...y coverage please read this section thoroughly before actually proceeding with the installation Note All wiring must be installed in accordance with national and local electrical codes Important If the Energy Sentry 9212 is to be con nected to a heat pump compressor or air conditioning compressor ensurethatyoucompleteSection17 Sys tem Programming 2 0 Tools and Materials Required 2 1 Tools Required...

Страница 17: ...r an attic The control cable is routed through an outside wall from the garage or wherever the breaker panel is located It can alternately be run through an attic and then dropped down into an interior wall or strung through a crawl space and brought up through an interior wall 4 2 15 Figure 3 9212 Systems Diagram Figure4 LocatingandMountingtheControlUnit The C D unit should not be mounted on an e...

Страница 18: ...trol cable next to or parallel with any high voltage Class I wires Caution Control cable must not run through the main breaker panel or any other Class I wiring compart ment 4 3 Use the Control Display Unit mounting template en closed to locate and mark the hole cutout and screw locations or see Figure 4 Be careful to locate the hole between studs C D unit will only recess in wall cor rectly betwe...

Страница 19: ...meter hole in the printed circuit board PCB Strip approximately 1 2 off of each wire end 7 3 The control cable consists of four 18 AWG Conduc tors These are typically black white green and red Toinsureproperoperationandnoiseimmunity donot runthesewiresparalleltoornexttohighvoltage Class I circuits Connect the wires as shown in Table 1 and in Figure 5 9212 CONNECTIONS CDC3 CDC4 CD2 CD1 GREEN RED BL...

Страница 20: ...unitshouldbesecurelyfastenedtothewall Lineup the front cover bezel assembly with the enclosure mak ing sure that the hinge posts line up with the slots that they insert into Press the assembly gently onto the enclosure Youwillhearandfeelitsnapintoplaceifithas been aligned correctly When aligned correctly the front door will open and close freely 9 0 Wiring the Control CabletotheRelayUnit 9 1 Run c...

Страница 21: ...nufacturer When installationiscomplete minimumonandofftimescan be programmed in Section 17 10 3 Connect the 120 VAC supply to the white and black wires of the power transformer matching colors from the supply using wire nuts butt splices or other appropriate connec tion 10 4 Connectthegreengroundwiretothegroundbusintheload center and to the grounding lug on the left side of the relay plate Caution...

Страница 22: ...ticular home and user This is an example only For applications assistance contact your Energy Sentry representative 20 Example 2 Load Control Strategy Fixed Priority Circuit Load Priority 1 Dryer 1 2 Heat 1 1A 2 3 Heat 2 1B 3 4 Hot Water Heater 4 5 Heat 3 2A 5 6 Heat 4 2B 6 7 Heat 5 3A if needed 7 8 Heat 6 3B if needed 8 12 1 3 Homes with Heat Pumps with Compressor Connected Example only When assi...

Страница 23: ...r A C 2 CompressorA A C 1 2 3 Water Heater 3 CompressorB A C 2 2 4 Heat 1 4 Water Heater 3 5 Heat 2 5 Heat 1A 4 6 Heat 3 6 Heat 1B 4 7 Heat 4 7 Heat 2A 4 8 Not Used Heat 2B 4 This schedule may be altered as necessary to suit the needs of the particular home and user This is an example only Your situation may be different For assistance contact your Energy Sentry representative Circuits with compre...

Страница 24: ...er the simplest most economical method is to install a remote relay box at the furnace This relay box usually contains 3 to 6 relays for connection to each individual heat strip in the furnace These relays are connected to the main relay unit by means of a multicon ductorcable normallyonepairperrelay Forexample for 4 remote relays a 18 AWG eight conductor cable is required Twisted pair or color co...

Страница 25: ...6 inthe KWDemand Limit window If unit fails to light up or if you do not hear the relays click open turn power off immedi ately Check wiring and connections to make sure that the unit is wired properly Try powering unit up again as before All relays will open approximately one half second after power is restored If problems still arise call your Energy Sentry representative 16 2 3 All eight Circui...

Страница 26: ...d Reduce Load LEDs 16 3 Conduct Power Off Test 16 3 1 All Circuts On LED lights should now be on 16 3 2 Set demand limit to 1 KW according to the instructions on the front panel of the Control Display Unit 16 3 3 Place actual demand in the Instantaneous Mode 16 3 4 Turn on a large greater than 1 KW uncontrolled load suchasthekitchenrange Leaveallcontrolledloadsoff 16 3 5 Within a minute or two all...

Страница 27: ...ld be set to OFF in the right win dow If an actual Off Peak demand limit is desired press the up or down keys until the desired number is reached Ignore this setting for normal stand alone use Press the Demand Limit key to pro ceed to the next setting Step3 NumberOf RelaysConnected nr This question tells the controller how many relays the system actually has This is important so the controller doe...

Страница 28: ...demand meter on the home An AP will appear in the Demand Limit display window The Averaging Period of 15 30 or 60 minutes will appear in the Actual display window The controller is normally factory set for a 15 minute averaging period If a change of the Averaging Period is needed press the Increase or Decrease Key until the appropri ate Averaging Period is displayed When the proper averaging perio...

Страница 29: ...dControlStrategy FixedPriority System Configuration Seven Relays installed Heating System Five circuits heat pump with electric forced air furnace forced air furnace controls heat in 27 17 2 Examples of Programs 17 2 1 17 2 1 17 2 1 17 2 1 17 2 1 For the load schedule shown in Section 12 1 1 the following system program is recommended SystemProgram1 SelectedLoadControlStrategy Fixed RotateCombi na...

Страница 30: ...eaveragingperiodaminimum offtimeof 4or5minutesandaminimum ontimeof 6or7minutes would be preferable 17 2 4 17 2 4 17 2 4 17 2 4 17 2 4 For the load schedule shown in Section 12 1 3 Example 2 the following system program is recommended SystemProgram4 SelectedLoadControlStrategy Rotate FixedPriority SystemConfiguration Eightrelaysinstalled Heating System Two heat pumps each with electric forced air f...

Страница 31: ...uits if changed otherwise write zero Date of installation Name of Energy Sentry dealer or installingelectricalcontractor Complete warranty card and drop in mail to Brayden Automation Corporation Note Warranty card must be sent in for proper registra tion of unit Warranty is not valid unless warranty card has been received and unit has been registered Serial number must be included on warranty card...

Страница 32: ...ion or its authorized dealer under this warranty must be received within one week after discovering any defect in materialsorworkmanship Limited Three Year Warranty 5 If the Energy Sentry Controller is removed and returned to the authorized service dealer or Brayden Automation Corporation 6230 AviationCircle Loveland Colorado 80538 for repair or replacement under this warranty all shipping and han...

Страница 33: ...ins on____ off____ 6 _________________________ __________ mins on____ off____ 7 _________________________ __________ mins on____ off____ 8 _________________________ __________ mins on____ off____ Minimum On Off Times on all control circuits are selectable see Section 17 0 of this manual or contact your dealer for more information Homeowner 1 Record circuit assignments above inside the door of the ...

Страница 34: ...Brayden Automation Corp 6230 Aviation Cicrle Loveland CO 80538 970 461 9600 FAX 970 461 9605 www brayden com P N 09212 94100E ...

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