Galcon DC-11SF User manual

This handbook provides the installation and operating instructions
for the DC-11SF
Main Features:
• Independent valve programming of each individual.
• Weekly orcyclical programming.
• Up to 4 operations per day in weekly program mode.
• Irrigation duration: one second to 12 hours.
• Irrigation frequency: once every minute to once every thirty days in the
cyclical program.
• Irrigation window in cyclical program mode.
• Weather resistant.
• Irrigation duration modifiable as a function of percentage entered.
• Operation of one to 11 valves and a master valve and fertigation.
• Computerized “manual” operation of individual valves.
• Sequential operation.
• Batteries:
* Four 9V alkaline batteries.
* Operation of remote valves up to 50m from the controller.
Battery Operated Advanced Computerized Irrigation
Controller Installation and Operating Instructions

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1. Assembly Instructions for the DC-11F Model..........................................3
2. Programming the Irrigation Controller......................................................5
2.1 Setting the Current Time and Day of the Week
2.2 Switching between AM/PM and 24 Hour Time Format
2.3 Valve Selection
2.4 Setting the Irrigation Duration
2.5 Setting the Fertilization Duration
2.6 Selecting Days of the Week for Irrigation
2.7 Setting Irrigation Start Times
2.8 Example: Programming a Weekly Irrigation Schedule
3. Additional Functions...............................................................................10
3.1 One-Time Irrigation
3.2 Cyclical Irrigation
3.3 Setting the Day of the Week and Time for Cyclical and One-Time
Irrigation Programs
3.4 Irrigation Window In the Cyclical Program Mode
3.5 Opening an Irrigation Window after Start Time has passed
3.6 Example: Programming a Cyclical Irrigation Schedule
3.7 «Manual» Irrigation System Operation via the Irrigation Controller
3.8 Sequential «Manual» Operation of all the Valves
3.9 Suspension
3.10 Irrigation Duration Extended or Shortened by a Specified Percentage
4. Additional Displays.................................................................................16
4.1 Valve in Wait Mode
4.2 Blinking Low Battery Warning
4.3 Permanent Low Battery Warning
4.4 Missing Program Data
4.5 Sensor
5. Maintenance, Troubleshooting and Repairs...........................................20

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1. Assembly Instructions for the DC-11SF Model
1. Open the controller housing hinged cover using the enclosed key
(Figure 1).
2. To access the connection panel and the screw holes, open the controller
panel by releasing the lock screws on the controller’s left side, under
the main cover (Figure 1).
3. Mount the controller to the wall or to the control closet by inserting the
mounting screws through the holes indicated (Figure 2). Cover the
crews with the 3 supplied caps (Figure 2).
4. Installing the batteries:
Install four 9V alkaline batteries.
Two batteries to the expansion connector.
Two batteries to the main connector.
Always install the catteries for the expansion connector first.

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5. Connecting the solenoids to the controller:
Connect the solenoids wires (black and red) to the terminal
blocks located at both sides of panel.
B - black wire
R - red wire
VM - main valve
V1 - valve 1, etc.
Fertilizer: Connect the ferrtilizer to terminal number 12.
The sensor wires must be connected to the SENS sensor connectors.
close the panel.
The controller is now ready to be programmed
Note:
Occasionally it is required to invert the red and black wires.

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2. Programming the Irrigation Controller
This section describes the programming steps for a simple irrigation
schedule. It is followed by a section dealing with more advanced irrigation
controller operations.
The irrigation controller is programmed with the aid of 4 buttons:
Programming Step Selector - used to select the desired programming
mode (e.g., clock setting mode)
Parameter Selection Button - used to select the parameter to be
changed (e.g., hour, minute, etc.). The selected parameter can only be
changed when its entry is blinking on the display.
Increment Button - increases the value of the selected parameter (e.g.,
when hours is selected, from 06:00 to 07:00).
Decrement Button - decreases the value of the selected parameter
(e.g.,whenhours is selected, from 06:00 to 05:00).
To enable the irrigation controller to operate
the irrigation system at the correct times, the
current time and current day of the week
must first be set.
1. Press several times until the appears.
2. Press The hour digits blink. Set the
current hour using and (Note the AM
and PM designations).
3. Press The minute digits blink. Set the
current minute using and .
4. Press A blinking up arrow appears at
the top of the display. Move the arrow to
the current day of the week using the
or button.
If the most recent data item stops blinking before you finish programming it,
press to continue the programming process.
2.1 Setting the Current Time and Day of the Week

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2.2 Switching between AM/PM and
24 Hour Time Format
The default time format is AM/PM. There
is also a 24 hour time format. To switch
between the two formats:
1. Press until the appears.
2. Press The hours digits blink.
3. Press and simultaneously. The clock
reading switches from AM/PM to a 24 hour
time display or vice versa.
You can switch the time display
format at any step in the
programming process.
2.3 Valve Selection
Program an irrigation schedule for each
valve individually. First select the desired
valve, and then program a schedule as
follows:
1. Press until appears.
2. Press . A blinking arrow appears at the
bottom of the display.
3. Move the arrow to the desired valve
number by pressing and .
4. Press to proceed to the next step.

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2.4 Setting the Irrigation Duration
2.5 Setting the Fertilization Duration
This setting determines how long the
irrigation lasts.
1. Press until appears.
2. Press . The hour digits blink. Set the
desired number of hours by pressing
and . Press again - the minute
digits blink. Set the desired number of
minutes by pressing and . Press
again-the seconds digits blink. Set the
desired number of seconds.
3. Press to proceed to the next step.
Fertilization time is set separately for each individual valve.
Fertilization is added according to the irrigation duration and will vary from 2%
to 98% of the specific valve irrigation time. Fertilization will always take place in
the middle of the valve irrigation time.
Example: a specific valve has been
programmed for the duration of 60 minutes
and Fertilization supplement is set for 20%.
The controller will operate regular irrigation
for the first 24 minutes (without fertilization).
Subsequently fertilization will be added for
fertilization will not commence.
the next 12 minutes (20% of the irrigation
duration); then regular irrigation will continue
for the next 24 minutes, so the line can be
washed.
1. Press until appears.
2. Press until appears. The will
blink and an arrow will appear above F.
3. Set the desired % of time for fertilization by pressing and . Value range
from 2% up to 98% by increments of 2%.
4. Press to proceeded to the next step.
• When a valve is set to fertilize but has not began its Fertilization period, a
blinking appears above the F sign. When the valve commences
fertilization, the above the F sign will remain fixed and will disappear
as the fertogation is completed.
Note: When % of time for fertilization is set to , fertilization will not commence.
A valve set to fertilize will be opened individually and another valve can not be
operated simultaneously.
• when operating manual irrigation, the valve will commence regular irrigation
(i.e without fertilization).
•when setting irrigation duration to less then one minute, the fertilization will
not commence.

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2.6 Selecting Days of the Week for Irrigation
This setting determines which days of the week the irrigation controller will operate
the specified valve.
1. Press until appears.
2. Press . A blinking arrow appears at the
top of the display, under Monday.
3. Move the blinking arrow to the desired day
of the week by pressing .
4. Selecting/adding irrigation days:
Press . The arrow under the selected
day stops blinking, moves one position to
the right, and blinks under the next day of
the week.You can select additionaldays of
the week in the same manner.
5. Canceling Scheduled Irrigation Days:
Have the arrow blink under the day you
want to cancel. Press . The arrow under the selected day will disappear. The
blinking arrow will move one position to the right, under the next day of the
week. Cancel additional scheduled irrigation days in the same manner.
6. Press to proceed to the next step.
• When the blinking arrow reaches Sunday, pressing again displays in the center of
the display, and at the top right of the
display. To return to the “Selecting/Adding
Irrigation Days” mode, press once or twice.
2.7 Setting Irrigation Start Times
In this step, up to 4 separate irrigation start
times can be programmed for a selected day
for the valve being programmed. The selected
valve will open at each of the start times set,
for the irrigation duration set as described in
Section 2.4.
1. Press until the START I appears. The
word or the last start time set will appear
on the display.
2. Press . The displayed item blinks
( OFF or last start time entered).
3. Set the desired start time by pressing and (Take note of the AM and PM
designations). Repeat actions 2 and 3 to set start times II, III and IV, as needed.
4. To cancel a specific start time, select it by pressing . Next, press . The hour
digits blink. Press or until the word OFF appears on the display.
5. To program another valve, select it, and repeat the above steps, starting from
section 2.3 above.

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2.8 Example: Programming a Weekly Irrigation Schedule
Let’s assume you want to program the irrigation controller to water three times a
day using the 24 hour time display format: at 08:00 AM, 13:00 PM and 19:00 PM,
for 21/2 hours at a time, on Tuesday and Friday.
To switch to an AM/PM time display format, see section 2.2.
1. Press until appears.
2. Press . A blinking arrow appears at the bottom of the display.
3. Press or to move the arrow to the number of valve to be programmed.
4. Press until appears.
5. Press . The hour digits blink. Press or until the hour displays 2. Press
The minute digits blink. Press or until the minute displays 30.
6. Press . v appears.
7. Press . A blinking appears at the top of thedisplay, under Monday. Press
until the blinking arrow appears under Tuesday, and then press .The
arrow under Tuesday will stop blinking and advance one position to the right,
to Wednesday.
Press twice to move the arrow to Friday, and then press .
8. Press .START I time appears. Press . The hour digits blink.
9. Set the start time to 08:00 by pressing or .
Repeat this step to set START II time [2] to 13:00 and START III time [ 3] to
19:00.
10. Press . START IV time [4] appears. Press . The hour digits blink.
11. Press or until OFF appears. The fourth opening of the valve is
canceled.

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3.Additional Functions
3.1 One-Time Irrigation
This function is used to program the irrigation
controller to operate the irrigation system
once only, for the set irrigation duration, at the
set time.
(Duration set as described in Section 2.4).
1. Press until appears.
2. Press several times (for all the days
of the week) until appears, and
blinks on the display.
3. Go to Section 3.3 to set the start day and
time.
3.2 Cyclical Irrigation
This option is used to program the irrigation
controller to operate the irrigation system in a
cyclical manner, once every
x days, for the irrigation duration.
(Note: Duration for which valve stays open set
as described in Section 2.4).
1. Press until appears.
2. several times (for all the days
of the week) until appears, and
blinks on the display.
3. With the display blinking, press or .
The interval between irrigation
sessions (irrigation cycle) in days, hours or
minutes is displayed. For example, if you set 2 days, the irrigation will be
performed every two days for the defined duration.
4. The irrigation cycle can be programmed from one minute up. The settings
are performed in the same manner.

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3.3 Setting the Day of the Week and Time
for Cyclical and One-Time Irrigation Programs
These programs enable you to pre-set the time of valve opening. The number of
days until the valve opening appears on the display, to the right of the irrigation
start time (above the word “days”). 0
days = program starts today; 1 day =
program starts tomorrow, etc. (up to 30
days).
1. Press until START [I] appears. The
last opening time entered appears on
the display.
2. Press . The hour digits blink.
3. Set the desired opening time by
pressing or (Take note of
AM and PM designations).
4. Press until the digit to the right of
the opening time blinks (The digit above
the word “days”).
5. Set the number of days until the opening of the valve by pressing
or
• Valve openings 2, 3 and 4 are canceled in this mode.

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3.4 Irrigation Window In the Cyclical Program Mode
The irrigation window function is incorporated
in the “S” series of professional controllers. The
irrigation window is an advanced feature which
enables you to define that the operations in a
cyclical irrigation program (see Section 3.2)
be performed during a specified part of the day
only (window). An irrigation window can only
be defined for an irrigation cycle that is shorter
than a full day (up to 23.59 hours), and only
in the cyclical irrigation mode. If the irrigation
cycle exceeds 24 hours, the window function is
disabled.
This function is useful, for example, when
irrigation is only required during the hot hours of
the day.
1. Press until appears on the display next
to W. OPEN. The word OFF or the last OPEN
WINDOW time setting entered is displayed.
2. Press . The word OFF blinks on the display.
3. Press and to set the desired OPEN
WINDOW time (pay attention to the AM/PM
designation).
4. Press until appears, with 12:00 PM or
the last CLOSE WINDOW time setting
displayed.
5. Press and to set the desired CLOSE
WINDOW time (pay attention to the AM/ PM
designation).
*If an irrigation cycle exceeding 24 hours has
been programmed, the irrigation window function
is disabled.
To cancel the irrigation window
1. Press until appears next to OPEN
WINDOW, along with the display of the last
OPEN WINDOW time setting entered.
2. Press . The irrigation window open time
blinks on the display.
3. Press until Off appears next to .
The irrigation window is now cancelled.

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3.5 Opening an Irrigation Window after Start Time has passed
Example: You are setting an irrigation program specifying 5 minutes of irrigation
every 30 minutes, from 9:00 AM to 5:00 PM. However, you have entered the
settings at 9:20 AM. As a result, the program will not commence today, but only from
9:00 AM tomorrow. To force the program to begin today, perform the following steps:
1. Press until START I is displayed.
2. Press and to set any time after the current time: e.g. 9:30 AM. This time will
constitute the first start time for today. From tomorrow, the schedule will operate
according to the program you set. The Start I display will display the next start
time
taking into account the window you have set.
3.6 Example: Programming a Cyclical Irrigation Schedule
Let’s assume you want to program the irrigation controller to open the valve at 12:45
PM, for a period of one hour, every 5 days.
1. Set the irrigation duration as described in Section 2.4: Setting the Irrigation
Duration.
(Press until appears, then set the desired irrigation duration by pressin
and ).
2. Press until appears.
3. Press a number of times (for all the days of the week) until On CE appears
blinking on the display.
4. While the display is still blinking, press or until “5 days” appears on the display,
representing the irrigation frequency.
5. Press . START I is displayed.
6. Press . The hours digits blink.
7. Press until the hours digits change to 12 (PM).
8. Press until the minute digits change to 45.

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3.7 “Manual” Irrigation System Operation via the Irrigation
Controller
Note: Manual irrigation will execute without
fertigation.
This function operates the selected valve for
the irrigation duration defined in the program.
The valve will close automatically at the end of
the irrigation duration.
Note that the originally programmed irrigation
schedule continues to operate at the set times.
1. Press until appears. Select one or
more valves as described in Section 2.3:
“Valve Selection”.
2. Press until appears.
3. Press to open the valve. The word “On”
is displayed. After an interval of 5 seconds,
a count down of the remaining irrigation
duration appears on the display. To close
the valve manually, press . appears
on the display.
4. To close the valve manually before the end
of the irrigation duration, press until ON
appears again on the display.
Press to close the valve.
Up to two valves can be operated
simultaneously in this manner. Simply
repeat the above steps for the second valve.
3.8 Sequential “Manual” Operation
of all the Valves
Note: Manual irrigation will execute without fertigation.
The valves can be operated sequentially, one
after the other.
1. Press until the appears.
2. When nothing is blinking on the display,
press and hold down for 5 seconds.
Valve 1 will open and operate for the
programmed irrigation duration. When valve
1 closes, valve opens, and so forth until the
last valve has opened. All the valves
designated to open blink.
3. You can influence the process. Pressing
closes the current valve and opens the next one.
4. Important: You can only exit this screen after
all the valves have opened.

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3.9 Suspension
This option is used to temporarily suspend the irrigation controller’s control of the
valves, for example, while it is raining. The irrigation schedule remains stored in
the controller, but is not implemented. The suspension option disables ALL valves
connected to the irrigation controller.
1. Press until the appears.
2. Press and hold down for 5 seconds.
appears blinking alongside the word “rain off”.
The controller is now suspended.
3. To restore control to the controller,
press until the appears, and then press
and hold down until the disappears.
4. Suspension can also be implemented while a
valve has been activated.
5. If an attempt is made to operate a valve
manually while the irrigation controller has
been suspended, or when a valve is meant to
open sequentially, the word “rAin”
appears on the display, and the valve will not open.
3.10 Irrigation Duration Extended or Shortened by a Specified
Percentage
You can extend / shorten the irrigation duration for all the valves simultaneously by
specifying
a percentage for the duration.
Example: if the irrigation duration has been set
to one hour, adding 10% extends the duration
by 6 minutes (to 66 minutes).
1. Press until the appears.
2. Wait until no digit is blinking
3. Press and simultaneously. 00+% is
displayed.
4. Press . The 00 blinks. Press or to
increase or decrease the percentage as
necessary (in increments of 5%). +% or -% is
permanently displayed on the main
display, accordingly.
Important! The percentage cannot be changed for an individual
valve.

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4. Additional Displays
4.1 Valve in Wait Mode
When two valves are currently open, and a
third valve is scheduled to open, the third valve
enters into wait mode.
A blinking appears above the number of
the waiting valve. When one of the first two
valves closes, the waiting valve opens. During
“manual” operation of a waiting valve via
the irrigation controller, the letter “W” (Wait)
appears on the display. The valve opens when
another valve closes.

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4.2 Blinking Low Battery Warning
When the batteries are low, a blinking battery
icon appears on the display. In this state, the
batteries still enable valve operation, but must
be proptly replaced.
After replacing the batteries, press any button
to resume irrigation controller operation.
Programmed data are retained if batteries are
replaced within 30 seconds.
4.3 Permanent Low Battery
Warning
When the batteries are low and not replaced
in a timely maner, the battery icon is
permanently displayed.
All other display elements disappear and all
valves are closed.
Replace batteries promptly, and press any
button to resume irrigation controller operation.
Programmed data are retained if batteries are
replaced with 30 seconds.

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4.4 Missing Program Data
During “manual” irrigation system operation via
the irrigation controller appears on the display
(see Section 3.7: “Manual Irrigation System
Operation”), indicating that no irrigation duration
has been set for the specified valve. In this case,
opening of the valve is disabled.
4.5 Sensor
The irrigation controller offers advanced
irrigation control using a lockout sensor.
That is, as long as the conditions defined for
activation of the sensor are not met,
the irrigation schedule will not be implemented.
(The lockout sensor contact remains closed).
Any valve connected to the controller can be
operated in conjunction with the sensor.
To associate a sensor with a particular valve(s), select the desired valve(s)
and activate the sensor for them (see the explanation below).
For example, if a rain sensor is connected to the irrigation controller, irrigation
takes place as long as the sensor remains dry. In the event of rainfall, the
sensor prevents the opening of all the valves associated with it.

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1. Select the valve to wich you want to associate
the sensor.
2. Prees until appears alongside the label
SENSOR.
3. Press to activate the sensor in the
irrigation program for the selected valve.
The word On is displayed.
As long as the sensor clossesthe circuit (i.e.,
the sensor detects the existence of a defined
program lockout condition) the simbol blinks
on display and irrigation will not take place
through any valves associated with the sensor.
Press to disable the sensor. The word “OFF” appears on the display.

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5. Maintenance, Troubleshooting and Repairs
• Batteries should be removed if the irrigation controller is not going to be used
for a lengthy period.
• A filter must be installed upstream of the valve or system of valves and
cleaned every few months. Operation without a filter is liable to lead to
malfunctions.
• Under normal usage, batteries (Alkaline) last at least a year.
• Do not run water through an irrigation line unless a solenoid is fitted on the
hydraulic valve.
• Recommended water pressure: 1-8 ATM (bar).
Problem/Event Cause Solution
Move valve handle to
AUTO position.
Replace batteries
Replace batteries
Move valve handle to
AUTO position
Clean or replace valve
Valve handle not in AUTO
position.
Batteries not working
Batteries not working
Valve handle not in AUTO
position.
Dirt and scale in valve mechanism
Valve does not open during
Automatic operation or
during “Manual” operation
via irrigation controller
No display
Valve does not close, despite
click heard during activation