K-Rain RPS469, Instruction Manual

Page 1: ...s Available in 4 6 or 9 stations OUTdoor MODEL Supplied with 120VAC x 24 AC or 240VAC International x 24VAC inbuilt transformer Optional LEAD with Plug Instruction Manual Mid Size Irrigation Controller www krain com ...

Page 2: ...ck up 14 Other Features Rain sensor 15 16 Rain delay 16 STOP all watering 16 17 Water budgeting seasonal adjustment 17 Special Functions Pump ON OFF selection 18 19 Pressure build 19 20 Water hammer saver 20 Installation Instructions Mounting the controller 21 Electrical hook up 21 Field wiring connections 21 22 Terminal block layout 22 Pump Start Relay Connection 23 Pump Installation 23 Master va...

Page 3: ...ng schedules from every day to every 15th day Individual stations can be allocated to one or all programs and can have a run time of 1 minute to 12 hours 59 minutes or 25 hours if the water budget is set to 200 K Rain has always been concerned with sustainable water usage The controller has many water saving features that can be used to maintain the highest standard of plant quality with the least...

Page 4: ...emove for easy access Large high contrast LCD Displays all programming information Large SELECTION DIAL Navigates through all programming information Quick PROGRAM SELCTION KEY The P key allows faster program entry and review large menu buttons Easy operation with fast scroll feature for entry and review ...

Page 5: ...ensor input will turn off all stations or selected stations during wet periods if a sensor is installed Permanent memory feature will retain automatic programs during power failures Standard 9 volt battery can be used to program the controller remotely and to maintain the clock Manual functions Run a program or group of programs once Run a single station Run a test cycle for all stations OFF posit...

Page 6: ...If odd or even day watering is going to be used make sure the current year month and day of the month is correct Hint To select a different program use the button marked Each press will move to the next program number This is handy for quick reviewing of previously entered information without losing your place in the programming cycle Set Automatic Program Set the automatic program for each group ...

Page 7: ...roll forward through the settings in an orderly sequence 7 Pressing will scroll back to previous settings and setting can be changed The is used to select different programs Each push on this button will increment one program number Once you have selected the primary function and program you wish to alter you can then use the or to change that function s value Only display elements that are flashi...

Page 8: ...areas where water restrictions may require this feature Press button until the year month and day are shown The year will be flashing Use or to adjust if required Press and the month will flash Use or to adjust if required Press and the day will flash Use or to adjust if required Hint To return to the clock press and together or turn dial to another position Before proceeding ensure the spare wate...

Page 9: ... the hour will flash Use or to adjust if required Note Ensure AM PM position is correct Press and the minutes will flash Use or to adjust if required Each program has up to 6 start times Should you require a second start time press and Start1 will flash Advance to Start2 by pressing The display will show Press and proceed as per setting Start 1 Hint To toggle a start on or off press or when the ho...

Page 10: ... and Day 2 Use or to turn days ON or OFF and advance to the next day using Remember to set all 7 days ON or OFF Odd even day selection Optional In some areas users are only allowed to water their landscapes on odd dates if their house number is odd or even dates when their house number is even This controller allows this to be done simply by setting the relevant selection of odd or even and settin...

Page 11: ... tomorrow is the first active day to run Step 3 Station run times This is the length of time that each station valve is scheduled to water on a particular program Maximum watering time is 12 hours 59 minutes for each station A station can be assigned to any or all of the possible 6 programs if required Turn the dial to the Set Station Run Times position The display will show Note This means that s...

Page 12: ...Once on the desired number follow the three steps to set an automated program 1 Set start Times 2 Set Watering Days 3 Set Station Run Times Tip Although the controller will run automatic programs with the main dial in any position with the exception of OFF it is advisable to leave the main dial in the AUTO RUN position when not programming or running manual stations or programs Step 3 Station Run ...

Page 13: ... means that if you forget to turn the dial back to the Run position the controller will still run its automatic starts as scheduled To turn the station off change the position of the main dial to OFF Hint If you wish to alter the default value from 10 mins to some other value and set this as the new default time Turn the dial to Run Single Station press the button Then alter the run time using the...

Page 14: ...2 mins to some other value and set this as the new default time press the and together followed by button Then alter the run time using the or buttons Once the new default time is set press the button again and the new default will now always appear when you select a manual system test Run a Program To manually run a complete program or to stack multiple programs to run rotate the dial to Run Prog...

Page 15: ...crement to program 2 Enable program 2 to run by pressing the button Note To disable a program number press the button Once both programs have been enabled they can be run by pressing the button The controller will now run all programs that have been enabled starting with the highest numbered program So in this case program 2 would run and when it has completed its cycle program 1 would start and r...

Page 16: ...oduct has permanent memory This allows the controller to hold all stored values even in the absence of power sources which means that programmed information will never be lost Using a 9 volt battery will keep the real time clock running during power outages However if the battery is not used the real time clock is backed up every 10 minutes to the non volatile memory This means that when the power...

Page 17: ...nd R terminals shown here by the wire Replace with the two wires from the rain sensor into these terminals polarity NOT required Move the rain sensor switch on the fascia to ON Turn the dial to Set Auxiliaries to enable individual stations to be set rain sensor ON or OFF The display will show Rain sensor installation ...

Page 18: ...allow all stations to water regardless of the setting move the slide switch marked Rain Sensor to the OFF position The reactivate it slide the switch to the ON position Rain Delay Different rain sensors react in different ways The most common complaint about rain sensors is that they dry out too quickly and allow the system to come on within hours of a rain storm To counter this problem the contro...

Page 19: ...to 100 i e if station 1 is set to 10 minutes then it will run for 10 minutes For example should the value change to 50 then instead of running for 10 minutes station 1 would now run for 50 of 10 minutes i e 5 minutes Conversely should the budget value be altered to show 200 then instead of running 10 minutes on station 1 it would run for 20 minutes The budget calculation is applied to all stations...

Page 20: ...Auxiliaries Press the button once The display will show This means we are in the pump per program menu for Pump No 1 master valve Press the button to enter this menu option Program 1 will now be flashing The display will show This means that the pump will turn on when program 1 is running To select a different program number press the or the button To turn a pump ON or OFF for a particular program...

Page 21: ...sence during this delay period the pump is working against a closed head The advantage of this is in systems where the valves are slow to change it is possible to speed them up by inserting a delay period and pressurizing the main line This system can also be used on wells where draw down can occur or cavitation of centrical pumps is a problem Warning This option is used to make pumps work against...

Page 22: ...anging from valve one to valve two 1 Valve one is open 2 Valve two opens 3 Time delay counts down 4 When time elapses valve one closes 5 Valve two now runs for its specified run time To access the water hammer feature turn the dial to the Set Auxiliaries position Then press the button till the following display appears Program No 1 will be flashing The display will show Press the or buttons to inc...

Page 23: ...controller s warranty 2 Disconnect power supply before any maintenance work to the controller or valves is undertaken 3 Do not attempt to wire any high voltage items yourself i e pumps and pump contactors or hard wiring the controller power supply This should be done by a licensed electrician Serious injury or death could result from improper hook up If in doubt consult your local codes as to what...

Page 24: ...his controller is suitable for outdoor installation as the housing is weathertight and UV stabilized However it is recommended that the unit be installed in an area which is not exposed directly to the weather Terminal Block Layout 9 station example GLOSSARY 24 vac 24VAC power supply connection C Common wire connection to field wiring R Input for rain switch M Master valve or pump start output 1 t...

Page 25: ...n turn enables the contactor and finally the pump Hint Although the controller has permanent memory and thus a default program will not cause erroneous valve actuation as in some controllers it is still good practice when using a system where the water supply comes from a pump to connect unused stations on the unit back to the last used station This in effect inhibits the chances of the pump ever ...

Page 26: ...supply to the irrigation system when there is a faulty valve or none of the stations are operating correctly It s used like a back up valve or fail safe device and is installed at the start of the irrigation system where it is connected to the water supply line Installation Instructions ...

Page 27: ...tine sequences through all available stations on the controller In the above example this would mean stations 8 through 9 would become active and would cause the pump to operate against a closed head This could possibly cause permanent pump pipe and pressure vessel damage It is mandatory if the system test routine is going to be used that all unused spare stations should be linked together and the...

Page 28: ...till not responding then return panel to supplier or manufacturer Check number of start times entered on each program All stations will run once for every start If fault persists return panel to supplier SYMPTOM No display Single station not working Fuse blows No automatic start Buttons not responding System coming on at random POSSIBLE CAUSE Faulty transformer or blown fuse Faulty solenoid coil o...

Page 29: ...he sensor is a normally closed type Check programming to make sure sensor is enabled Check programming using the manual as a reference and correct mistakes SYMPTOM More than one station coming on at once Pump start chattering Display cracked or missing segments Sensor input not working Pump not working on a specific station or program POSSIBLE CAUSE Possible faulty driver triac Faulty relay or pum...

Page 30: ... per station To the master valve pump start 24 vac 0 25 amps max NOTE Transformer and fuse capacity must be compatible with output requirements Overload Protection Standard 20mm M 205 1 amp fast blow glass fuse Power Failure The controller has permanent memory so the data is always backed up even with the absence of all power however to maintain the real time clock as current a 9 volt battery shou...

Page 31: ... according to the terminals they are connected to 1 9 This allows you to easily wire them back to the controller maintaining your valve watering scheme 4 Disconnect valve wires from the terminal block 5 a Remove the complete panel from the controller housing by unscrewing the two screws in the lower corners of the fascia both ends of the terminal block b Remove the complete controller from the wal...

Page 32: ...30 Spare Watering Planner ...

Page 33: ...31 Spare Watering Planner ...

Page 34: ...32 Notes ...

Page 35: ...33 Notes ...

Page 36: ...anty shall not apply to any equipment which is found to have been improperly installed set up or used in any way not in accordance with the instructions supplied with this equipment or to have been modified repaired or altered in any way without the express written consent of the manufacturer This warranty shall not apply to any batteries or accessories used in the equipment covered under this war...