Junior Max (JR Max™) Controller
Contents
1. The hole on the left side of the cabinet bottom accepts a 12mm 2 male conduit adapter Route the power and equipment ground wires from the power source through the conduit and into the transformer connector compartment Note The terminal block accepts wire size up to 4mm 12 AWG Remove 10mm 8 8 of insulation from the wire ends Using a small flat bladed screwdriver secure the wires as follows Line or Line 1 L1 to L Neutral or Line 2 L2 to N and Equipment Ground to G Install compartment cover Apply power to the controller 9 VDC Battery The 9 volt battery compartment is located below the 24VAC terminals The 9 volt battery powers the LCD display in the absence of AC power and allows programming without AC power Program information is retained during power outages by an on board lithium battery 4 Sensor connection and operation Su Mo Tu We Th Fr Sa AUTO A A A System off Set Time Day Ca gt PROG REVIEW STATUS 24V ma onth 4 ABC emi Auto un Times Day d oFF DLY 4 AN T ime Loop Li AA Manual Water Days 12345678M 123 gt i Station Scaling Start Time TRANSFORMER RESET O m kenn A AN KAN JAN AN KAN KAN fan Z Si elle SA sensor AES SIE Ra Rak RARA NI KAKA KA HOS A S install ina protected area C NO SENSOR To connect a rain sensor remove the jumper wire from the sensor terminal and connect one wi2. Prog A gt Prog B gt Prog C I l I 3 main functions can be performed in this program position TURN ALL PROGRAMS OFF Irrigation is suspended for all programs It will remain suspended as long as the programming OF F guide light stays in this position NEXT Press C_ to set next function OR Press NEXT to advance to AUTO RUN gt RAIN DELAY Irrigation is delayed for the selected number of days pv T Press ON or OFF to select the number of days The display will show the umbrella DLY DELAY and the day the irrigation will resume Flashing 9 Press CD to set next function OR Press NEXT to advance to AUTO RUN PROGRAM ERASE You can erase all data entered into a program Can be done for a selected program PE Press to select the program you wish to erase Press ON to erase PE will flash 5 times Press NEXT to advance to AUTO RUN Program position AUTO RUN Program Oo Status Review gt NEXT This position is used to provide information regarding the operation as well as for reviewing all data stored in the irrigation programs Following is the list of information you can observe on the display Current Time amp Day A program s in OFF position e Information regarding the operating station program station and remaining run time e Active Rain Delay If irrigation is suspended due to SENSOR input e Power failure indication C To turn OFF the work
3. the third start time is the loop delay You want a delay of 120 minutes The display will show 2 00 or two hours 3 Loop delay includes the station Run Times 4 Loop delay default time is 5 minutes Example You are germinating a seed lawn and wish to irrigate every half hour between 7 00 AM and 6 00 PM Station run time is 2 minutes Run Time 2 00 2 minutes Start 1 7 00 AM Time the loop will start Start 2 6 00 PM Time the loop will stop Start 3 0 30 30 minute loop delay Watering time Watering time Station 1 Station 2 Station 3 Station 1 Station2 Station 3 2 minutes 2 minutes 2 minutes 2 minutes 2 minutes 2 minutes 0700 0730 Loop Delay 30 minutes 3 From start to start Junior MAX Custom Watering Plan 3 Program Controller Progam Program B Progam __ _ j Payscye dT sai TT Tessa 1 sta J J po 1 san __ Loop Delays _ 1 Electromagnetic Compatibility Domestic This equipment generates and uses radio frequency energy and if not installed and used properly that is in strict accordance with the manufacturer s instructions may cause interference to radio and television reception It has been type tested and found to comply with the limits for a FCC Class B computing device in accordance with the specifications in Subpart J of Part 15 of FCC Rules which are designed to provide reasonable protection against such interference in a residential installation However th
4. 2 and 3 and repeat with ON or OFF to set the time gt To RESET Start Time back to OFF Press BOTH ON and OFF for a few seconds until OFF is displayed After setting start times you can Press PROG to start entering data for the next program The program position will automatically move back to the RUN TIME position of the next program CD If you press NEXT you advance to the Scaling position 7 Program position SCALING Seasonal adjust In this program position you can increase or decrease the RUN TIMES of all stations in a program by percentage scaling from 0 program OFF to 200 in 10 increments Press PROG to select the program you wish to scale Press ON or OFF to change adjustment from 100 The initial RUN TIME set represents 100 Scaling increases or decreases this initial run time The new adjusted run time will be displayed whenever the program is operating The 90 icon will also be displayed whenever that program is operating or being reviewed to alert you that the run time has been adjusted from the initial setting To set a program to OFF If you wish to stop irrigation of a program set percentage scaling to 0 The display will show that program is OFF To resume normal operation of that program advance to SCALING and increase the percentage to your desired value Increasing to 100 will set RUN TIME to its original value C Press PROG to select the program Pr
5. Th Fr Sa LCD INLAY To place or replace look at instruction inside the plastic bag 9 volt Pi battery drawer Reset electronic fuse ape Day d OFF DLY lt Loop 1 TRANSFORMER fi install in a li protected area R S W Le ee a 1 2 3 4 common to all val ves Remove the lower cover Place the unit on the wall using the top screw slot Level the controller then insert screw into the lower screw hole under the terminal block Connect the solenoid wires to the terminal block Connect one wire from the solenoid to its respective station number on the terminal block and the other wire to the C common terminal Connect the transformer wires to the 24 VAC terminal Note A 9 VDC battery must be installed for proper operation of the controller The 9 volt battery compartment is located on the right side of the case It is marked Push Push it to release the battery drawer The 9 volt battery powers the LCD display in the absence of AC power and allows Arm Chair Programming Program inf
6. ds if no key is pressed Automatic Circuit Breaker The Junior MAX controller is equipped with an automatic circuit breaker making fuse replacement a thing of the past A short circuit in the field wiring or the valve solenoid will cause the automatic circuit breaker open and stop electrical output The 24V will flash and the red AUTO light will blink If the fault isn t corrected by the next start time the controller will initiate another watering cycle and advance through the set stations until it encounters the station with the electrical fault The program will again terminate and display the blinking 24V icon and the blinking red AUTO light To verify that there is a short circuit problem go to the manual mode and start the station If it doesn t start or turns off before the set run time troubleshoot the field wiring and valve solenoid Power failure indication During a power failure the 24V will start flashing if a 9 volt battery is connected 24V will stop flashing as soon as power resumes Station Output Power Electrical Specifications 24 VAC Input power 6 VA 0 25 amps 120 VAC 50 60 Hz Plug in transformer CUL approved per station maximum 230 VAC 50 60 Hz Plug in transformer CE Mark 6 VA 0 25 amps 240 VAC 50 60 Hz Plug in transformer SA A pump start master valve 18 W 0 75 amps maximum 2 12 VA 0 50 amps total load INSTALLATION INSTRUCTIONS INDOOR MODELS ie Su Mo Tu We
7. ere is no guarantee that interference will not occur in a particular installation 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 following measures Reorient the receiving antenna e Relocate the irrigation controller with respect to the receiver Move the irrigation controller away from the receiver e Plug the irrigation controller into a different outlet so that the irrigation controller and receiver are on different branch circuits If necessary the user should consult the dealer or an experienced radio television technician for additional suggestions The user may find the following booklet prepared by the Federal Communications Commission helpful How to Identify and Resolve Radio TV Interference Problems This booklet is available from the U S Government Printing Office Washington DC 20402 Stock No 004 000 00345 4 International This is a CISPR 22 Class B product Irritrol www irritrol com Tel 800 634 TURF 8873 Fax 800 862 8676 2008 Irritrol
8. ess NEXT to advance to MANUAL Program position MANUAL In this MANUAL mode you can set RUN TIME for each of the stations you wish to start manually Stations will start in sequence Press ON or OFF to set the station RUN TIME Press C to advance to next station gt To turn ON the Ist station in the sequence Press NEXT to AUTO RUN position Press OFF in AUTO RUN position to turn OFF the sequence All stations with RUN TIME will be displayed Operating stations will flash and the display will show the remaining RUN TIME of the station count down Press NEXT to advance to SEMI AUTO Program Position SEMI AUTO In this dial position you can start a sequence of all stations programmed in the selected program Press P t to select the program you wish to operate Display shows all the stations programmed in the selected program Press if you wish to select another station as the Ist station Press ON to turn ON the sequence Press to skip from a working station to the next one in the sequence Press OFF to turn OFF the sequence before it is completed The display will show the remaining RUN TIME of each operating station Press NEXT to advance to SYSTEM OFF Program Position SYSTEM OFF OFF y Rain Delay 7704 All Prog gt 0 7 days C 0FF CO Press O Press C Press D NEXT on 0N 0N Oo Or Prog Er Re Prog Er DI Prog Er NEXT p Ja
9. ing cycle press NEXT to SEMI AUTO and press OFF If you wish to review what data you have in each program Press Q to PROGRAM REVIEW Press PROG to select the program Press ON to start the review If you wish to have a complete status report on the operating station Press to STATUS Remaining station RUN TIME will be displayed as well as the operating program station number and active start time Press to return to AUTO RUN position 10 Program C Looping Program Program C runs as a regular program if only one start time is used Entering a second and third start time changes program C to a looping program The controller recognizes this and displays LOOP in the LCD display A looping program allows the station assigned to program C to be run repeatedly throughout a 24 hour period A loop program is desirable for seed germination asexual propagation misting and cooling Sensors such as thermostats humidity sensors etc can be incorporated into the looping program NOTE Important Differences 1 If only one start time is entered the controller considers Program C as a regular program and run times are set and displayed in hours and minutes 2 When a second start time is entered the controller recognizes that program C is being set as a looping program Run times are now set and displayed as minutes and seconds The second and third start times are still set and displayed in hours and minutes As an example
10. irritroOl Junior Max JR Max Controller manto ob pr Irritrol SYS Operating Instructions Thank you for purchasing this advanced highly featured Irritrol Junior MAX controller The Junior MAX is the latest addition to the Irritrol Junior Series The Junior Plus Junior DC and now the Junior MAX make this the most versatile highly featured and economical controller series on the market today The following pages will describe the features of the Junior MAX and give you clear directions for using them and getting the most out of your new controller We at Irritrol are confident that you will be impressed with the power of the Junior MAX and pleased with its quality and value If you have any suggestions for other control features that you d like to see in one of our controllers or a future product please write to us at Irritrol We d love to hear from you Irritrol Irrigation Systems International Product Manager 5825 Jasmine Street Riverside CA 92504 U S A About the Junior MAX memory This controller is equipped with on board back up battery that will keep the program memory for a few years in case power is not available If you wish to program the controller without connecting it to AC power install the 9 volt alkaline battery The 9 volt battery will turn on the display To turn on the programming guide light press one of the keys any key The programming guide light will turn off after 10 secon
11. ormation is retained during power outages by an on board lithium battery NOTE Only after all the wiring is completed and checked should the transformer be plugged into AC power 3 INSTALLATION INSTRUCTIONS OUTDOOR MODELS Remove the lower cover of the Junior Max controller by sliding it down Place the unit on the wall using the top keyhole screw slot Level the controller and then insert screws into one or more of the three lower screws holes at the cabinet bottom Drive the screws through the plastic flashing that keep the cabinet weather resistant If installing the controller on drywall or masonry install screw anchors to prevent the screws from loosening Connect the solenoid wires to the terminal block through the 12mm 2 hole in the right side of the cabinet bottom If the solenoid wires are being installed in conduit there is a knock out on this hole that will accept a 24mm 1 male conduit adapter Connect the wires as shown for the indoor model Next connect the power wires A Warning AC power wiring must be installed and connected by qualified personnel only All electrical components and installation procedures must comply with all local and national electrical codes Some codes may require a means of disconnection from the AC power source installed in the fixed wiring and having a contact separation of at least 3mm 0 120 in the line and neutral poles Make sure the power is OFF prior to connecting the controller
12. re of the Irritrol Rain Sensor to the C common terminal and the other wire to the N C normally closed terminal As soon as the Rain Sensor contacts change from the N C position to the N O normally open position irrigation will be suspended Irrigation will resume as soon as the Rain Sensor dries and its contacts return to the N C position When irrigation is suspended due to the Rain Switch the display shows OFF T PROGRAMMING It is recommended to press the RESET button to clear the memory Press NEXT to advance to SET TIME DAY Program Position SET TIME DAY Set the current YEAR MONTH DAY amp TIME Set the YEAR with ON or OFF Press C p Set the MONTH with ON or OFF Press C_ Set the DAY with ON or OFF Press CO gt Set the TIME with ON or OFF Press if you wish to go back to YEAR setting NOTE If you press and hold either ON or OFF continuously the digits will advance quickly O Press NEXT to advance to RUN TIME Program Position RUN TIME This controller has 3 independent programs A B amp C Select the stations you wish to have for each program Program A is the first program You can assign stations to a program by entering RUN TIME for these stations Unselected stations in a program will remain OFF Press PROG to select the program to be set Press ON or OFF to set the desired RUN TIME Press CD to advance to next station To RESET Run Time back to OFF Pre
13. ss BOTH ON and OFF for a few seconds until OFF is displayed To disable the MASTER VALVE from working in this program Press C until M starts flashing The display show On gt Press OFF to disable the MASTER VALVE Press ON to resume its operation Press NEXT to advance to WATER DAYS Program position WATER DAYS O Calendar C ewe Dalit oaa DL Even Prog A GC Prog A start Prog A gt Prog A gt ee J NEXT There are 4 choices for your days selection CAL Select days of the week Default all days are ON Int Select days interval 1 7 days and the Ist day to start the interval Odd Irrigation on Odd days 31st day is skipped En Irrigation on Even days In CAL position Press ON for operating day or OFF to skip the day D Press C for Interval selection or NEXT for next programming step p In Int position Press ON or OFF to select your days interval Press to select the Ist day to start the watering using ON or OFF gt In Odd position Press C to select Even days gt NOTE 31st day of month is skipped in ODD water days In Even position Press C if you wish to go back to CALENDAR E Press NEXT to advance to START TIMES Program position START TIMES 3 start times per day are available for each program Press ON or OFF to set the first start time Press C for start
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