Enercon Plus Jr - Alex
Contents
1. AA ENERCON PLUS JR ma 17 Warranty Upon purchase users of this product agree to the following terms conditions and limitations of warranty and liability coverage Alex Tronix warrants the Enercon Jr including batteries to be free from original defects for two years from the date of original sale The manufacturer shall replace free of charge any part found defective under normal use and service within the guarantee period provided the product is installed used and maintained in accordance with any applicable instructions or limitations issued by Alex Tronix Components supplied as replacement parts are warranted for 90 days from the date of shipment The manufacturer assumes no liability for incidental or consequential damage sustained in the adoption or use of our engineering data service or products Liability is therefore limited to the repair of the product manufactured by Alex Tronix No agent or representative has the authority to waive or add to this agreement Altered products damage due to controller doors left open or unlocked or use of products in a manner not intended shall void this warranty For warranty service ship unit prepaid to the address below Controllers damaged in transit due to improper packaging are not covered by warranty ALEX TRONIX A DIVISION OF GNA INDUSTRIES INC 4761 W Jacquelyn Avenue Fresno CA 93722 Telephone 559 276 2888 Toll Free 888 224 762. station solenoid output comes on first then master valve When valves are to be turned off the reverse order occurs with the master and station solenoid shutting off each 3 8 seconds apart If more than one program is scheduled to start at the same time the first station assigned to program A will come on first then the first station in Program B then C then D Master Pump Connections When controlling a pump or other auxiliary device an optional pump interface kit P I K S available from Alex Tronix must be used It is connected between a common C and master M output terminals The relay can then make or break a circuit to control a pump or other device For this option contact factory for part availability and connection details Output Board Test OBT Terminal The terminal marked OBT is used to self test the outputs of the Enercon Jr using the OUTPUT BOARD TEST OBT function located under the HELP INFO menu Use a short piece of irrigation wire as a probe to test each output by viewing the L E D status on the back of the face pack while troubleshooting See HELP INFO OUTPUT BOARD TEST AA ENERCON PLUS JR 5 gt FIGURE 4a Back view of control panel Latch and release test lights for output board test OBT Solenoid Power Battery Pack FIGURE 4b Panel shown in position for field testing 6 uu ALEX TRONIX ENERCON JR PANEL CONTROLS AND PROGRAMMING Programming capabilities e P
3. disappear at various times Replace the battery pack within 30 days Fig 6 BATTERY PACK REPLACEMENT Refer to instructions above under Panel Replacement and see Figure 6 on next page Once the panel is removed from the chassis disconnect the power connector with red and black wires Use a phillips screw driver to remove the four screws holding the pack in place Note direction of the protruding wires from the battery pack Remove depleted battery pack and replace with new pack in reverse manner followed by replugging in the power connector Tuck wires back into the void space Re install face pack into chassis Please properly dispose of battery at your local recycling center IMPORTANT After replacing the battery pack a manual start must be activated then deactivated in order for the controller to measure the health of the newly installed battery pack this action will clear the low battery warning Not performing this action will allow the display to continue showing CHANGE BATTERIES until the next automatic start AA ENERCON PLUS JR m1 5 Note harness connector direction prior to removal Removal not necessary for battery replacement Battery Pack Screws Battery Pack _ gt Connector VALVE COMPATIBILITY The Enercon Jr can drive several types of latching solenoids and it is recommended to use the solenoid made for the valve however using the Alex Tronix LS solenoid please visit our web
4. is optimally placed within the conduit The sensor should be tucked within the field wires in the conduit at ground level Once the sensor is placed connect both wires to the special terminals marked TS The sensor is used when temperature budgeting smart mode is activated on the controller and optimum water saving benefits are achieved AA ma Se ab em lt 4 ALEX TRONIX Solenoids The Enercon Jr only operates 12V DC LATCHING type solenoids DO NOT CONNECT A C OR NONLATCHING DC SOLENOIDS TO THE CONTROLLER It is highly recommended that the latching solenoid made or recommended by the valve manufacturer remain with their valve in order to avoid any solenoid valve compatibility issues If no factory made latching solenoid is available for use with the valve specified on the job then using the Alex Tronix LS solenoid is the second option If using the Alex Tronix LS fasten to valve using procedures stipulated by the Valve Compatibility Chart available from Alex Tronix All latching solenoids have a polarity Typically black wires are all connected to the common C terminal The remaining red wires are connected to stations 1 through 12 Fig 3 If there is doubt about the polarity a solenoid can be directly connected to a station on the Enercon s terminal strip then tested in MANUAL Correct operation is on latch the plunger will pull in water flows through valve on release plunger will pop out va
5. nnn nnn rrr ccc crc rrr rr rrrne 9 Start ines 229 es seen rss css Sn 9 Semi Autom tico nn 9 Mantal o ssscesnccesnccrcncccnn a 10 Rain amp Station Delay Times once 10 Ram Delay sensors soscrscassssn A AAA AAA AA 10 Station Delay 9 Ses Re AR AO AAA Aa 10 Stations Test ses sss se esr soc AAA aot eee ease RAE 10 Budgeting 29 Ress sooo sae AO o O OA 10 Manual Budgeting ES 10 Monthly Budseting ASA 11 Temperature Budgeting AAA 11 Help Into A AE 11 Rain Switch Enable as 12 Clear Memory asseda raia SE 12 Output Board STNS sSorsSssseSea a ao E hse eos 12 Output Board Test OBT 2225s sese sss ase Soe sess a Rao 12 Minimum Auto Start Temperature TT III 13 Controller On Off gt 13 Troubleshooting 2 932 22 sesso eae re sapere ese 13 Battery Replacement 2223555 gt ssscs sere cs sees sere ee 15 Valve Compatibility Ss 16 Care oc Maintenance ssc it sssen esr srr scene sere setts soe escceessese 16 BDOCINCOUONS AAA 17 Warranty Back SEE ALEX TRONIX ea INTRODUCTION Thank you for purchasing the Alex Tronix Enercon Jr Controller The Enercon is a commercial battery powered smart irrigation controller housed in a stainless steel short pedestal and can operate up to 12 stations with long battery life Since a solar panel is not required maintenance and vandalism are minimized plus the controller can be installe
6. then key in the modified time When you are finished press ENT to lock in the durations The display will revert back to the actual budgeted run times NOTE If you expect to advance to the next station and cannot check the OUTPUT BOARD STNS configuration under the HELP INFO menu and make sure it is set correctly As budget settings are changed manually or automatically duration times change accordingly For more on this see budgeting below Start Times Automatic For automatic operation at least one station with a watering duration a watering day a start time and assigned to at least one program must be entered into the Enercon If any of these parameters are missing automatic starts will not occur The Enercon Jr has four programs with four starts per program A total of sixteen starts for each station are possible per day To set start times for programs select programs A amp B or C amp D by pressing SEL then ENT Now repeatedly press SEL to select or right left arrows to select any program letter Once you have selected a letter use the keypad to enter in the start time then press AM PM for the time of day Continue to enter in desired start times then press ENT to enter the display and revert back to the SELECT PROGRAM menu If you do not want any start times Enter 0000 4 dashes will appear indicating no start time is entered All START TIMES are entered in as four digits For example a start at 8 30A
7. 30 Fax 559 276 2890 alextronix yahoo com www alextronix com
8. ENERCON JR Battery Powered Smart Irrigation Controller 4 8 and 12 Stations USER S MANUAL Patents 7 058 478 7 266 428 7 844 368 and 8 401 705 Other patents pending Please fully read all instructions prior to installation and use All rights reserved 2013 Rev 1 TABLE OF CONTENTS Page Introduction 1 Installation Procedure 1 Existing Installations 1 New Installations 2 Electrical Wiring 3 Existing and Pre Existing Field Wiring Schemes 3 Controller 3 Rain Switch 5 O aces sees eaesors reia 5 Operating Characteristics 6 Master Pump Connections 6 Output Board Test OBT Terminal p n gt 6 Enercon Panel Controls and Programming 77777 777 ttt rrr ttre 7 Run status ASS 7 Time of Day amp Date gt 7 Station Assignments cc 8 Watering Days 9 02 0 oo iO o cia ne 8 Setting Water Days on 8 Setting Days Interval on enoaonsno otto 9 Watering Duration rrr rrr rrr nnn
9. ET press SEL then ENT Press the SEL key again and enter in the percent you wish to change the budget to then press ENT You can increase watering duration by passing 100 You can reduce watering duration by setting the budget less than 100 Budgeting is adjustable from 1 399 in 1 increments Use 3 digits to enter the percentage desired i e 030 for 30 ALEX TRONIX Example Say MANUAL BUDGET is set at 100 by default and water duration was originally set at 00 10 minutes If you were to reprogram the MANUAL BUDGET to 200 the duration would double and recalculate for 00 20 minutes If it were changed to 50 the new watering duration would be 00 05 minutes Budgets are calculated to the nearest minute with a 1 minute minimum Baseline budgeting calculations are always assumed at the controllers default entry of MANUAL BUDGET at 100 At least 1 station in WATERING DURATIONS must be entered before budgeting can be changed MONTHLY BUDGET To set MONTHLY BUDGET press SEL twice then ENT Press SEL again On the keypad use the RIGHT LEFT Arrow SEL can be used as RIGHT ARROW to move the cursor around the display Place the cursor on each of the months and key in the budget percentages as a 3 digit number i e 30 is 030 When complete press ENT to accept all monthly budget percentages TEMPERATURE BUDGET To set TEMPERATURE BUDGET press SEL three times and press ENT Display C will appear seen below You will see the tem
10. M is entered as 08 30 then press AM PM button until AM appears Semi Auto SEMI AUTOMATIC To use Semi Automatic at least one station within its program must be assigned under STATION ASSIGNMENTS and have some WATERING DURATIONS programmed in as well Semi Automatic starts are all independent To put the Enercon Jr in the semi automatic mode press SEL to select any of four programs A through D Now press ENT to start the selected program Any running program will be shown on the display when the rotary knob is set to the RUN STATUS position All stations assigned to the selected program will turn on sequentially for one cycle only AA ENERCON PLUS JR mu 9 Ifa Semi Auto program is currently running you can not restart semi auto again over itself A command to restart the same semi auto program while it is already running will be canceled You can however start other programs in Semi Automatic If a Semi Auto is started over a previously running automatic schedule of the same program it will only cancel that program and not affect any other programs concurrently running For example if programs A B C amp D are currently running automatic schedules and you activate Semi Automatic program A the Enercon Jr will immediately cancel program A s automatic schedule and begin semi automatic within program A only Programs B C amp D will remain unaffected and will continue with their automatic schedules Up to four semi aut
11. NT to enter all four programs on the display Watering begins with the same day the interval is programmed as long as the start time s have not yet occurred If you make any change to any of the four programs A D the programs assigned to the interval of days will reset and a new starting day begins when you press enter Watering Durations To set watering duration for all stations select either bank 1 6 or 7 12 by pressing SEL then ENT Once you are in the desired bank Press SEL then SEL again or LEFT RIGHT gt arrows to navigate between stations Once you select the desired station s key in the water time anywhere from 1 minute to 23 hours 59 minutes After setting all the station watering durations press ENT to enter in the complete display The display will return to the bank selection menu where you can either select another bank or go to another function using the function selector knob All watering durations must be set with 4 digits For example 15 minutes is entered as 00 15 or one hour and 20 minutes would be 01 20 Budgeting information and method is also shown in the center of the WATERING DURATION display This is informational only and displays calculated durations Any budgeted durations can be modified on the fly without having to change the budget setting back to 100 To do this while in WATERING DURATIONS press SEL and the base duration times appear Use SEL or ARROWS to move from station to station
12. There are two ways to clear memory hardware and software SOFTWARE To start from a clean slate and clear all irrigation schedules select this option and press YES The Enercon Jr s display will go to sleep Awake the unit again by holding down any button and reprogram time date irrigation schedules etc HARDWARE If the unit does wake up after pressing any push buttons insert a small screwdriver though the hole on the front panel of the face pack marked CLEAR MEMORY and gently press the internal pushbutton then let off You should feel a slight detent then release Now wake the controller and reprogram time date irrigation schedules etc Output Board STNS For the Enercon Jr this setting must not be changed The Enercon Jr hardware is designed for operating 4 8 and 12 stations The number of stations are set from the factory The main circuit board is directly compatible to the Enercon and the Enercon Jr therefore it is possible to accidentally program more than 12 stations under the OUTPUT BOARD STNS setting located in this help function If more than 12 stations are programmed and operated it will appear as if it is running additional stations but can not If you notice the Enercon Jr accepts settings beyond 12 stations please ensure the OUTPUT BOARD STNS setting is re programmed for 12 stations to avoid any confusion Output Board Test OBT The Enercon Jr has a unique self test feature known a
13. are not active retain their previous settings for future use Help Info The HELP INFO function provides information as well as the ability to adjust global configuration settings Use SEL and NEXT to scroll through information and functions The following features are available from the HELP INFO function e Alex Tronix technical support telephone number e The controllers firmware version e Valve cycle count The number of times the Enercon Jr has activated any station or other outputs e Enabling rain switch e Clearing program memory e Number of stations your Enercon Jr controller supports e Output board test OBT e Minimum auto start temperature setting AA ENERCON PLUS JR mm 11 Rain Switch Enable If you are using a rain switch you will need to activate this feature Scroll down to RAIN SWITCH OFF and press SEL then ENT and SEL again to change the setting to yes Y You will see the display change from OFF to ON then press ENT The controller will now acknowledge any rain switch activity and a rain drop icon will appear switch opens on the RUN STATUS display when it rains Only MANUAL START is available when the rain switch is active Note that if the rain switch activates when the controller is in any other cycle all valves will turn off Clear Memory WARNING CLEAR MEMORY WILL ERASE ALL DATA IN THE CONTROLLER except for number of stations configuration You will need to completely re program the controller
14. available check the OUTPUT BOARD STNS configuration setting under the HELP INFO menu which dictates how many stations are available for use Watering Days When rotary knob is set to WATERING DAYS you will have two choices actual watering days or days interval on any program If WATERING DAYS or DAYS INTERVAL are not programmed the controller will not operate in automatic mode SETTING WATER DAYS To set WATER DAYS press the SEL key You will notice the cursor flashing on program A indicating the selected program Press SEL repeatedly to advance to the other programs Once you have selected the program press the keys marked with the day names on them Sun Mon Tues etc Pressing each one of these keys illuminates the ALEX TRONIX watering days on the display Pressing the same key removes that day Once all the watering day selections have been made press ENT on the keypad to enter in all the days on all programs SETTING DAYS INTERVAL Days interval also located under the WATERING DAYS function sets the number of days to skip watering To set DAYS INTERVAL press the SEL key You will notice the cursor flashing on program A displaying which program you are in Press SEL repeatedly to advance to any the other program Once you have selected the program press the key marked DAYS ITVL When the days interval option is displayed you can change the number of skipped days entered on the keypad from 1 to 99 days When finished press E
15. ck Connector with one missing wire is positioned towards the top end of the face pack 5 Place new panel within chassis and align holes to mounting brackets cinch down with existing screws 6 Finally test unit by running the OBT or a MANUAL start Re program watering schedules BATTERY REPLACEMENT CAUTION NO FIELD SERVICEABLE PARTS IN FACE PACK PANEL DO NOT DISASSEMBLE INTERNAL BATTERIES The Enercon Jr uses two sets of batteries to operate An internal battery powers the electronics and display but not the solenoids This battery is permanent and was designed to last the life of the unit Should this battery ever deplete or there is a problem with the main panel THIS PANEL NEEDS SERVICE will be displayed and the panel must be returned to the factory Do not disassemble BATTERY PACK An external field replaceable battery pack part BATT PK ECN Il is included with all Enercon series controllers This battery pack is only used to power the solenoids About 40 000 valve actuations can be expected before depletion Given an average irrigation schedule the battery pack should last about 4 years and may be ordered through a distributor and is user and field replaceable See fig 6 After a period of time when the battery pack reaches depletion dependent on the number of valve actuations the Enercon s display will remind you to replace it by displaying CHANGE BATTERIES If you see the warning appear and
16. cond line Station Assignments For a station to operate a valve in Automatic Semi automatic or Test mode stations must be assigned to at least one program To assign stations press the SEL key The cursor is now located on program A If you continue to press and release SEL the cursor will scroll through programs B C D and back to A again After selecting the program letter press ENT to go into the station assignments display for the related program You are now in the station assignment area for the selected program In the lower right hand corner you will notice a cursor This is where the station numbers are initially entered For example to assign station number 3 press 03 To assign stations key in two numerical digits in succession up to 12 If you key in stations any higher than the controller is capable of you will see pound sign in the lower right corner of the display If the station entered is valid the station will illuminate on the display at its designated location You may continue to add additional stations as needed When finished entering stations press ENT to go back to the SELECT PROGRAM display From this point you can either select another program to assign stations to or go to another function If ENT is not pressed after any function screen programming is completed the display will hold the previous screen settings NOTE If you cannot program stations any higher than expected or more than 12 stations is
17. d in shade indoors or under cover The Enercon Jr manufactured in the U S by Alex Tronix uses proprietary technology recognized by the U S Department of Energy The Enercon Jr technology has been certified for water efficiency under the Smart Water Application Technology S W A T program and may qualify for cash rebates by many water districts Please check with your local water district to apply for any rebates available INSTALLATION PROCEDURES MOUNTING PROCEDURE FOR EXISTING INSTALLATIONS REFER TO FIG 1 The following cautions should be observed V Do Electrically ground controller using a grounding rod Y Do not install the Enercon in a location that will continuously be exposed to sprinkler spray V Do not install the Enercon near underground high voltage or other utility wiring Check with local agencies for cable and wire locations Y Do not allow dirt water etc to enter the controller Keep cover locked V Do not spray any cleaners lubricants into electronics or rotary controls V Do not attempt to disassemble the face pack there are no user serviceable parts inside Please read the steps below to note which tools and materials are required before beginning installation For existing installations that have a concrete pad ready to use remove old controller and any existing mounting bolts etc After preparing the area for installation check if large concrete cracks or divots remain after removing If so use a
18. er the field wires and route all field wires through the bottom of the pedestal and align controller over the anchors remove and apply a liberal bead of waterproof sealant all around the bottom mounting surface area Re seat chassis and place a washer over each anchor stud then fasten to concrete slab using the four nuts with a racheting socket or open box wrench For ease refer to ELECTRICAL WIRING prior to re installing face pack MOUNTING PROCEDURE FOR NEW INSTALLATIONS REFER TO FIGURE 2 Step 1 After selecting a location for the controller excavate an area in the soil to accommodate a concrete form having the dimensions of 2 x 2 x 4 Depending on the number of wires place up to a 1 1 2 diameter long sweep ell pipe centered in the hole with about a two foot extension laying in the trench Ensure pipe s are vertical with a 2 inch clearance above concrete level If you will be installing a rain sensor optional accessory available from other manufacturers now is the time to make additional room for a separate underground conduit if necessary Step 2 Though the Enercon Jr is electrically isolated from power utility providers it is highly recommended that a grounding rod be installed to help reduce static electricity charge build up and lightning strike damage If your area is prone to this then a grounding rod should be installed under or near the pad and at least a 10 AWG wire brought up through the pedestal a few feet it
19. es with each other to see if the valve in question begins to operate If so send in controller output board for service Q3 The controller won t assign stations durations manual etc past a certain point a Check the OUTPUT BOARD STS XX under the HELP INFO menu It must be set for 12 stations Q4 The controller has a problem reading temperature a If the display reads CHECK TEMPERATURE SENSOR Check for an open wiring problem within the temperature sensor wires b If the controller reads 120F temperature and never changes or is obviously off from the ambient tempera ture check for a short within the temperature probe wires c If temperature seems incorrect check placement of temperature sensor See Temperature Sensor Q5 System worked fine but now the solenoids latch but don t release a Send in face pack for service ALEX TRONIX PANEL REPLACEMENT For service or upgrades follow the instructions below 1 Unlock and remove cover Remove four screws on the right and left side of the face pack 2 Remove panel by holding the grip knob and pull up disconnect harness connector by gently rocking back and fourth 3 Discharge your body from static electricity by placing your hand flat somewhere on pedestal chassis for a second or two 4 Unpack the new panel from its static sensitive bag DO NOT TOUCH EXPOSED PINS WHERE CONNECTORS PLUG IN Static from your body may damage unit Plug harness connectors onto face pa
20. fast drying concrete patch such as pour stone to tidy things up let cure Locate the chassis lock key and unlock the Enercon Jr s cover Remove and gently place aside face up on a clean surface Using a phillips screwdriver remove the four face pack screws and slightly lift away from the chassis by grasping the pulling knob Do not use function knob Once the face pack clears the chassis turn it to the side and disconnect the harness connector by gently pulling on the connector only from side to side Leave harness in chassis Place screws and face pack aside on the door Protrude all wires through the sweep ell in the existing pad and place the chassis on the concrete pad centered around field wires Using the empty chassis as a stencil mark at least four bolt holes on the pad one on each side of the chassis or two each on two sides opposite each other AA ENERCON PLUS JR i Step 1 Using a star drill punch and a 3 8 sized masonry drill bit drill the four marked holes into the pad approximately 2 deep Use caution for not drilling crooked holes Remove cement dust out of the holes thoroughly Step 2 Now take the stainless steel wedge anchors provided and tap into each hole leaving ample threading length approx 3 4 1 FIGURE 1 Apply silicone B sealant bead C0 lt Ground N around base Rod 7 lt Existing Concrete Slab and Wiring Step 3 Fit empty controller chassis ov
21. lve shuts off You will not always be able observe plunger action depending on who manufactures the solenoid in this case it is suggested the manufacturer of the solenoid be contacted for correct polarity and color coding When connecting field wires to solenoid wires make sure the connection is GOOD CLEAN and TIGHT Only use gel filled wire nuts Mark the field wires at the solenoid to denote polarity If junction boxes are used in the field make sure that the wires are not crossed in the box Correct polarity must be observed otherwise the solenoid will not operate properly and the valve will actuate in reverse It may open when it should be closed Note If you have an application requiring a normally closed valve such as a master valve to remain closed when there is no irrigation a latching solenoid may be wired in reverse The valve should be marked so as to not confuse anyone for future servicing Operating Characteristics The Enercon series controllers are energy efficient battery powered controllers if several valves are programmed to come on at the same time they will actually activate sequentially several seconds apart from one another Activation times can be from 3 8 seconds depending on the condition of the battery Whenever a station or program is activated by MANUAL SEMI AUTO AUTOMATIC or TEST CYCLE there is always at least a 3 second delay before any solenoid is activated The solenoid activation order is as follows
22. minals is not necessary An extra C terminal is provided for convenience and ease of wiring AA ENERCON PLUS JR mu 3 FIGURE 3 Terminal connections shown with temperature sensor connected Rain Switch If you are planning to install a rain switch install according to the manufacturers instructions note however the wiring will be different at the controller FOR THE ENERCON Jr CONTROLLER DO NOT BREAK OR JUMPER ANY COMMON WIRES FOR RAIN SWITCH INSTALLATION The Enercon Jr has two dedicated input terminals marked RS on the terminal strip You must use the N C normally closed connections from the rain switch The rain switch must also be activated through the HELP INFO function See HELP INFO function sub menu Rain Switch Enable Temperature Sensor Location refer to fig 4 The Enercon Jr is supplied with a temperature sensor designed to be partially placed into the field wire conduit sweep ell entering the chassis The probe placed within an inch of ground level yields a relatively accurate ambient temperature reading without having to install an external pole at another location reducing installation labor FIGURE 4 Temperature Sensor placed inside pipe at ground level _ With the temperature higher within the chassis and the ground being at a lower temperature during the warm season the balance between the two temperatures can yield a relatively accurate measurement provided the sensor
23. must be connected to the marked green ground wire fastened within the chassis Most building electrical codes require electrical chassis boxes be grounded Step 3 Finally back fill the hole with soil to a depth of about 5 inches leaving the pipe extension open in the trench Step 4 Using 2 X 6 studs build a wood form to the dimensions of 2 X 2 Rough in the wood form flush to the ground and check with level The slab should be slightly above sod ground level so water does not collect on pad On ALEX TRONIX FIGURE 2 STEP 3 Enercon ur Apply silicone sealant bead around base Trench ELECTRICAL WIRING NOTE Please observe all building codes mandated by your locality Existing and Pre Existing Field Wiring Schemes Before installing the Enercon Jr controller you will need to evaluate the wiring plan If the system was previously a DC latching system connect the field common wire s to any of the Enercon s common C terminals The majority of latching solenoids manufactured denote or Red wire connected to station terminals and black or NEG wire connected to the common terminal s If you are retrofitting an existing A C system to the Enercon system the same field wiring may be used providing wiring polarity is correct It is imperative that all the common wires are truly common This would become a problem if cross wiring were done somewhere out in the field which would still allow an AC system to wo
24. nutes Shown Program and Station Running The RUN STATUS display also provides additional information When operating automatically the screen above still indicates the current temperature current time and date and today s budget on the first two lines but now shows which program is active the station number and the time remaining in minutes and seconds or hours minutes and seconds In this case there is 2 minutes and 41 seconds left of irrigation time on station 1 This is the budgeted remaining watering time This screen may also provide additional information depending how it is operating The display may show up to 4 programs stations running at the same time The display may show up to 4 programs stations running at the same time Other information that could be displayed may be UNIT IN MANUAL UNIT IN TEST CHANGE BATTERIES RAIN DROP ICON CONTROLLER OFF RAIN DELAY STATION DELAY CHECK TEMP SENSOR TEMPERATURE BUDGET MANUAL BUDGET MONTHLY BUDGET THIS PANEL NEEDS REPAIR and a sign indicating duration times are budgeted When all programs have finished the display will show the time date and day It is not necessary for the function knob to be left on the RUN STATUS position for automatic operation NOTE When TEMPERATURE BUDGETING is activated the RUN STATUS function will display the current temperature after 1 hour on the top left corner of the display along with the budget method and daily calculated percentage on the se
25. o opposite of what is expected the solenoids are wired in reverse Note that when turning on a station the solenoid latches and the plunger snaps into the body of the solenoid turning off a station allows the solenoid to release and the plunger pops out d Is the solenoid compatible to yor valve Check the Alex Tronix compatibility chart enclosed with unit or avail able online on how to make The Alex Tronix LS solenoid compatible to your valve e Is the RAIN SWITCH ENABLE on If you are not using a rain switch the setting should be set to OFF under the HELP INFO function menu If you are using the rain switch then the switch should be wired to the normally closed when dry N C and the setting should be set to ON under the HELP INFO menu Q2 System has been operating fine but now not working a Are the batteries run down If the display shows THIS PANEL NEEDS REPAIR then the panel must be sent in for service due to the internal battery being depleted When this happens the controller will either be off or will be running its last cycle s and will not start again If CHANGE BATTERIES are displayed replace battery pack b Main water line okay Check this by manually operating valve at valve not controller Loosening solenoid will achieve this If main water pressured up okay Suspect valve c All valves not working or some If any wires are suspected broken run test Q1 B You can also trade station wir
26. o programs can be activated at the same time Manual MANUAL START Begin a manual start by pressing SEL to activate station entry Key in the two digit station number i e 04 for station 4 then press SEL to set running time in hours and minutes i e 0012 for 12 minutes Press ENT to begin manual start To stop manual press ENT again Note that only one station at a time may be operated Rain amp Station Delay Times RAIN DELAY Press SEL to select RAIN DELAY then press ENT Now press SEL and key in the two digit number of days you wish the Enercon Jr to delay automatic water scheduling then ENT to initiate the rain delay At midnight of each day the rain delay count is subtracted by one day When the count reaches zero automatic cycling resumes The current day is considered the first day for rain delay When in Rain Delay Automatic Semi Automatic and Test are inoperable except for MANUAL start STATION DELAY Station delay sets the dead time in between valves used to help valves close and open without loosing main water line pressure To set STATION DELAY press SEL twice to select STATION DELAY then ENT Now press SEL and key in the number of seconds up to 99 you wish the Enercon Jr to delay valve actuation then press ENT to enter Stations Test The stations test sequentially runs through all assigned stations on all programs for a set amount of time You can use this feature to maintain the irrigation system by obse
27. pe solenoids are used Do not use AC solenoids b Have you checked for shorts or opens on the outputs Using a digital multimeter Do the following 1 Set your multi meter to ohms omega symbol or upside down horseshoe 2 With the field wires still connected to the terminal strip put one probe on the common and the other on each station 3 Read the multi meter in ohms You should read a resistance from 8 to 25 ohms depending on the solenoid manufacturer If you are using the Alex tronix LS solenoid provided by us the resistance will be approximately 9 ohms per solenoid not counting wire resistance With 14 gauge wire add 2 5 OHMS per 1000 of wire AA ENERCON PLUS JR m13 If any or all stations read open infinite resistance then you either have the wrong common wire selected or the field wiring is broken somewhere You ll need to trouble shoot your field wiring further in depth You can also verify the controller and solenoid are working properly by removing the solenoid from the valve and wiring it directly on to the Enercon s terminal strip To do this connect the black or NEG wire to a common and the red or POS to any station Operate it using the Manual function If it operates there there is a wiring problem c Are any of the latching solenoids wired in reverse All black wires must go to C common on con troller terminals Remaining red wires connect to each individual Station terminals If valves d
28. perature budget screen prompting for the zip code of the controllers locale Key in your 5 digit zip code and press ENT If zip code is found in the Enercon s database the bottom two lines will display peak summer temperature and latitude of your controllers location If the zip code entered does not exist DATA NOT AVAILABLE CONTACT FACTORY will be displayed Press SEL to try again OPTIONAL If the peak summer temperature and latitude do not appear to be correct these two parameters may be individually entered for better accuracy Contact Alex Tronix to obtain the parameters then press SEL down to the PEAK SUMMER TEMPERATURE and then LATITUDE key in the parameters It is important to note that when any of these two budgeting parameters are changed an exclamation mark will appear next to the modified parameter showing that it differs from the controller s own data base Press ENT to complete calibration The Enercon Jr is now ready to calculate water budgeting via temperature Display C Temperature Budgeting Function Display TEMP BUDGET SETUP ENTER ZIP CODE 93722 AVG JUL HI TEMP 98F LATITUDE 37N NOTE While in the budgeting function you can switch between budgeting modes anytime by pressing SEL to the mode then ENT pressing SEL again then ENT again the display then reverts back out to the main function display You will notice which budget is active depending on where ON is next to The remaining budgets that
29. rk but may now have to be corrected for a DC system Typically a white wire is used as a common in AC systems A good way to verify polarities once the Enercon Jr is installed is to run the STATIONS TEST see page 10 function and observe performance If a few valves operate erratically or turn on when they should turn off check connections and polarity For new wiring always use a separate colored wire for the common typically black It is also good practice to color code station wires or at the least mark them This will allow you to trace wires for easier troubleshooting Controller Wiring Refer to Figures 3 If valve field wires were not previously marked they should be at this point Wire marking kits are available at electrical supply distributors Existing field wires should be inspected and re stripped Good clean connections to the terminal strip are crucial For new installations use 14 AWG UF direct burial SOLID CORE WIRE NOTE WIRE RUN DISTANCE IS SHORTENED WHEN USING SMALLER GAUGES Begin wiring station terminals up to 12 There are two common C terminals available Strip all wires approximately 3 8 Good clean wire routing is important for ease of troubleshooting If a ground rod was installed connect ground rod wire to the green ground wire pigtail pre fasted to the terminal harness NOTE The commons marked C on output terminal strip are electrically tied together Using all C ter
30. rogram up to 12 stations based on the how many stations were specified when ordered e 4 programs with four start times per program e Watering Days or Days Interval e Water Durations up to 23 hours and 59 minutes per stations e Up to four independent Automatic or Semi Auto starts can be initiated and overlapped e Manual Starting of any station e Rain Delay amp Station delay e Automatic Valve Testing Feature e Smart Temperature Monthly and Manual budgeting e Minimum Temperature Freeze Shutdown e Help and Configuration Menu e In field Output Board Station Controller Test OBT The Enercon Jr uses a rotary knob and keypad for easy programming The keypad allows fast data entry while the function selector knob gives the feel of user friendly mechanical controllers The function knob is where all the program information is viewed and entered The keypad is used to input program data Any entry that can be selected or adjusted on the display has an asterisk symbol next to it Using the SEL key advances the cursor within the selected function Please note that during programming if you turn the rotary knob off of that position before pressing enter the entered data will be lost Let s proceed with each function To view the display hold any button down until display appears Run Status See display A This function displays the controller s status In idle the controller is waiting for the next start time and the cu
31. rrent temperature in degrees Fahrenheit is displayed at the top left The time of day and current date are on the top line On the second line the day s water budget percentage is also shown when the unit is in temperature budgeting mode Display A No Active Stations Temperature Budgeting Selected recommended 63F 1 01P 2 11 13 TEMP BUDGET 027 With display shown above the controller is idle and awaiting the next start time Change the time and date on this display as follows TIME OF DAY AND DATE To enter change or correct time of day press SEL on keypad You will see a blinking cursor on the display where the time is located Using the keypad enter in the correct time of day and press the key marked AM PM Times that are less than 10 hours must have zero entered in before the next number For example 09 23AM Press SEL again The cursor will now move to where the date is located Enter the date in the following format MM DD YY After pressing ENT the actual day displayed Su Mo etc will set itself because the Enercon has a built in calendar The Enercon s calendar accounts for leap year but not daylight savings time You must reprogram the correct time if your locale follows DST AA ENERCON PLUS JR 7 When program is running the display will appear as shown below Display B Active Station s With Temperature Budgeting 63F 1 00P 2 11 13 TEMP BUDGET 027 A 1 2 41 Duration Time Countdown Hours and Mi
32. rving valve operation while away from the Enercon Jr controller To use STATIONS TEST press SEL and then ENT then SEL again and enter in how long each valve will stay on up to 99 minutes Now press ENT The first assigned valve in order will start and the Enercon will remember this setting so that you will not have to enter it in every time you want to run the STATIONS TEST If the bottom line on the display states NO STATIONS ASSIGNED then you must program at least one station in the STATION ASSIGNMENT function setting Budgeting The Enercon has three water budgeting methods The first two are MANUAL BUDGET and MONTHLY BUDGET Manual budgeting allows you to change watering times for all stations by percentage for all programs at once Monthly budgeting works similarly except with the ability to automatically change the percentage on a per month basis When a new month is encountered the budget will automatically readjust itself to the new settings TEMPERATURE BUDGET is the third type of budgeting available and is a proprietary smart method developed by Alex Tronix Watering durations are automatically increased or decreased daily based on tracking the temperature of your locale The result is more efficient water savings over other budgeting methods Note The WATERING DURATIONS display will indicate the current budget setting and whether it is in MANUAL MONTHLY or TEMPERATURE TEMP budgeting MANUAL BUDGET To set MANUAL BUDG
33. s the OBT This differs from STATIONS TEST The OBT allows you to troubleshoot the controller itself for proper operation using a piece of irrigation wire as a test probe This test should be performed before systemic troubleshooting is done in order to eliminate the controller as the source of the problem CAUTION DISCONNECT ALL COMMON C FIELD WIRES ONLY FROM TERMINALS BEFORE PROCEEDING TEST PROBE Cut about a 1 foot piece of solid core irrigation wire strip both ends 1 2 and insert one end into the terminal marked OBT and cinch down Now that the test probe is ready Turn the FUNCTION SELECTOR knob to HELP INFO and press SEL to NEXT and keep going until you reach OUTPUT BOARD TEST Now press ENT You will need to have the wire probe ready and touching the M station When prompted on the display press the right arrow key gt then turn the panel to observe the LATCH and RELEASE LED s on the back and within 3 8 seconds the Enercon Jr will pulse the M station first followed by the remaining stations in numeric order You will see the green L E D light flash on latch followed by the red L E D flash on release Follow through the rest of the station outputs making sure you move the probe to the next station immediately after 1t releases within 3 seconds otherwise you will miss the event Once the test has been completed the output board test will stop and re prompt you if 12m ALEX TRONIX you want
34. site at www alextronix com for the latest valve compatibility chart to ensure solenoid to valve compatibility Valve design and compatibility information is always changing If you do not see your valve on the chart online or have other questions please contact our factory for further instruction Please have the following information on hand before contacting our factory e Controller model number e Valve brand model number size etc e Solenoid type and brand CARE AND MAINTENANCE The Enercon Jr does not require in depth maintenance however an annual check of following is good practice to ensure system reliability e Lubricating locks Open door spray silicone lubricant annually Do not spray into controller e Wire connections Check all connections on output board and solenoids e Stations Test Run STATIONS TEST to verify all valves are operating e Cleaning solvents Do not use caustic solutions on the Enercon II pedestal chassis e Cleanliness Internally clean spider webs insects dirt mineral deposits rust etc ALEX TRONIX SPECIFICATIONS Pedestal dimensions and info Height 15 38 1 cm Width 10 5 26 67 cm Depth 9 22 86 cm Weight 15 5 lbs Battery life Electronics 3 68V Approximately 8 years permanent Battery Pack Approx 40 000 actuations Stations 4 8 and 12 Stations Options Factory up gradeable firmware main board USER NOTES
35. the days high temperature was within the last 24 hours On the RUN STATUS display when minimum auto start is enabled you will additionally notice the ambient temperature being displayed When the ambient temperature falls to the set point where all automatic starts are disabled a thermometer icon will also appear When the ambient temperature rises above the set point the thermometer icon will disappear and automatic starts will resume Note that any cycle s already in progress will be allowed to finish its schedule Controller On Off To turn controller ON or OFF press SEL to toggle between the two then press ENT CONTROLLER IS OFF will now be displayed and is also indicated on the RUN STATUS display To turn the controller back on press SEL twice again and ENT On turn off only the Enercon Jr will immediately initiate a solenoid release routine that will turn off any valves that are currently on When the controller is in the OFF mode pressing any button to wake up the display does not Turn on the controller You must go to the CONTROLLER ON OFF function to turn the controller back on When controller is off all functions are disabled GENERAL TROUBLESHOOTING Q1 Is this a new system If no move on to Q2 if yes then a Are you using the BCS SOL s This is an electronic module connected to our latching solenoid LS YOU SHOULD NOT BE BCS SOL s are only used for the BCS system For all Enercon controllers only latching ty
36. to run the test again If you just want to test a particular station hold or fasten the probe on the suspected station terminal and operate a manual start and stop TEST RESULTS If every station pulses green then red latch and release the controller is working properly If there are green flashes and no red flashes or vice versa the Enercon Jr should be suspected Call factory for assistance MIN AUTO START TEMP NOTE Use of the minimum auto start temperature feature requires installation of the temperature probe This feature inhibits automatic starts when the surrounding temperature around the probe falls below the entered set point This feature can be used for freeze protection of lawn plants and plumbing while irrigating in severely cold temperatures Temperature is read on the hour the controller then decides to irrigate or not depending on what the set point has been programmed to If the surrounding temperature is at or below the set point the controller will not automatically start MANUAL TEST and SEMI AUTO are not affected by this feature To set the minimum auto start temperature scroll down to the last display then press SEL and ENT Press SEL and select over to Y The display drops down to the numerical entry The default setting is OFF Key in the temperature at the point you would like the controller to stop irrigating Press ENT to accept the set point and revert to NEXT The third line displays what
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