Vac

EN. INSTRUCTIONS

IN N O V AT I V E I R R I G AT I O N S Y S T E M S
 RAIN s.p.a.
via Kennedy 38/40
20023 Cerro Maggiore
ITALY (MI)

DESCRIPTION
ENGLISH

The new controller I-DIAL, available in INDICE

indoor and outdoor version 4-6-8 stations,
is ideal for all residential applications and Pag. 17
follows the philosophy to simplicity of TECHNICAL FEATURES
programming in 3 RAIN steps: start time,
Pag. 18
duration and frequency.
THE CONTROLLER

Pag. 20
ELECTRICAL CONNECTIONS

Pag. 23
INSTALLING THE BATTERIES
CURRENT TIME AND DAY SETTING

Pag. 24
IRRIGATION PLANNING

Pag. 25
MANUAL START

Pag. 26
FUNZIONI AGGIUNTIVE - BUDGET

Pag. 27
ADDITIONAL FEATURES - EXTRA
PUMP
SENSOR

Pag. 28
PROBLEM SOLVING

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 Technical features INDOOR version Technical features OUTDOOR version

ENGLISH
• 4 - 6 - 8 stations
• indoor Model with external transformer • 4 - 6 - 8 stations
• Operating 220 VAC 50Hz • Model outdoor with internal transformer
• Outputs 24 Volts AC, 0.8 AMP • Operating 220 VAC 50Hz
• 4 independent programs • Outputs 24 Volts AC, 1.0 AMP
• 4 start times per program (one for each • 4 independent programs
program) • 4 start times per program (one for each
• Display of next irrigation program)
• Irrigation time from 1 min. 240 min. per station • Display of the next irrigation
• Watering cycles from 4 per day to 1 per week • Irrigation time from 1 min. 240 min per station
• Irrigation program per weekly days or per • Watering Cycles 4 per day to 1 week
intervals from 1 to 19 days • Irrigation program per weekly days or per
• Seasonal adjustment from 10% to 200% intervals from 1 days to 19 days
• Pump control and master valve (24 VAC out) • Seasonal adjustment from 10% to 200%
programmable per station • Pump control and master valve (24 VAC out)
• Buffer batteries 2 x 1.5 volt AA alkaline (not programmable per station
included) • Buffer batteries 2 x 1.5 volt AA alkaline (not
• Output rain sensor programmable per station included)
• Function OFF • Output rain sensor programmable per station
• Function Low-battery • Function OFF
• No permanent memory • Function Low-battery
• No permanent memory

17
 Technical features INDOOR version Technical features OUTDOOR version

ENGLISH
• 4 - 6 - 8 stations
• indoor Model with external transformer • 4 - 6 - 8 stations
• Operating 220 VAC 50Hz • Model outdoor with internal transformer
• Outputs 24 Volts AC, 0.8 AMP • Operating 220 VAC 50Hz
• 4 independent programs • Outputs 24 Volts AC, 1.0 AMP
• 4 start times per program (one for each • 4 independent programs
program) • 4 start times per program (one for each
• Display of next irrigation program)
• Irrigation time from 1 min. 240 min. per station • Display of the next irrigation
• Watering cycles from 4 per day to 1 per week • Irrigation time from 1 min. 240 min per station
• Irrigation program per weekly days or per • Watering Cycles 4 per day to 1 week
intervals from 1 to 19 days • Irrigation program per weekly days or per
• Seasonal adjustment from 10% to 200% intervals from 1 days to 19 days
• Pump control and master valve (24 VAC out) • Seasonal adjustment from 10% to 200%
programmable per station • Pump control and master valve (24 VAC out)
• Buffer batteries 2 x 1.5 volt AA alkaline (not programmable per station
included) • Buffer batteries 2 x 1.5 volt AA alkaline (not
• Output rain sensor programmable per station included)
• Function OFF • Output rain sensor programmable per station
• Function Low-battery • Function OFF
• No permanent memory • Function Low-battery
• No permanent memory

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ENGLISH

THE CONTROLLER

indoor
model 1 2 3 5 6 7 8
4
NEXT START PROG
LOW FERTILIZER A B C D
RAIN DELAYSTART TIME
EVERY DURATION ZONE
%
ALL HOURS
DAY
MO TU WE TH FR SA SU
E
11
15 14 12 10
13
SPA
9

A outdoor
model

D B

18 24 vacsensor c c m 1 2 3 4 5 6 7 8

17 C
16

WARNING
The version with the outside transformer
must be installed in shelter of weather

18
 A Dial 17 Protection fuse 1.0 A

ENGLISH
When the dial is in this position the control- 18 button RESET restarts the controller
ler do the irrigation as programming
D Extra bottons

When the dial is in this position you It allows manual start irrigation
can set time and date.
It allows you to personalize the start of
pump and sensor
When the dial is on one of these
symbols you can set a start time irrigation It allows to adjusts irrigation times with a
percentage

When the dial is on one of these symbols E Schermo retro illuminato

you can set the watering duration of the
1 Il sensore pioggia è attivo
indicated sector
2 Le batterie tampone sono scariche
When the dial is on one of these symbols
you can set days or the frequency 3 E’ attiva la funzione ritardo dell’irrigazione
irrigation
4 Funzione non disponibile
B Programming button
5 Indica la prossima partenza
Increases the selected item flashing in the
6 Indica l’ora di partenza
display
7 Indica i programmi
Confi rms values and let continue the pro-
gramming (ENTER) 8 Indica un’irrigazione in corso
Decreases the selected item flashing in the 9 Indica la regolazione stagionale attiva
display (budget)

C Wiring Compartment 10 Ore

24 vac Cables transformer Input 11 Giorno

sensor Rain sensor input 12 Indica il tempo d’irrigazione

M Pump control or master valve Output 13 Giorni della settimana

Sector output 14 Indica l’intervallo d’irrigazione

1...8
15 Indica l’irrigazione manuale in corso
16 The button CLEAR eliminates programming

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 ELECTRICAL CONNECTIONS
ENGLISH

Elettrovalvola
OFF
zona 1

Elettrovalvola
zona 2 OFF

SPA

Elettrovalvola
zona 3 OFF

Cavo 24 vac

Elettrovalvola
zona 4 OFF

Filo comune

Cavo sensore

Each 24 VAC electric valve is equipped with two black cables. The first one identifi es the number of
the area and it will be connected to one of the outputs numbered in the terminal compartment and
the second one is the common cable that will be connected to the Exit C in the terminal compart-
ment along with all common cables of all electric valves.
The cables of the 24 Vac electric valves have no polarity. Connect the sensor wires to two cables in
output SENSOR. For version INDOOR connect transformer’s cables to the 24-vac input.

20
WIRING THE ELECTRIC VALVES going to the timer. The other valve wire is to be

ENGLISH
connected to the specifi c station wire that will
control that valve
• All wires should be joined together using wire
nuts, solder, or vinyl tape. For additional protec-
tion to waterproof connections a WaterMaster®
grease cap can be used
• To avoid electrical hazards, only one valve
should be connected to each station (Note:
Only one wire can be installed into each termi-
OFF OFF nal. If more than two common wires are used
in your system, splice several together so only
one wire runs into each of the COM terminals.
Protect the splice connection with a wire nut.)

CONNECTING VALVE WIRES TO THE

• If the distance between the timer and valves is TIMER
less than 700 feet (210 M), use
WaterMaster® sprinkler wire or 20-gauge
(AWG) plastic jacketed thermostat
wire to connect the timer to the valves. If the
distance is over 700 feet (210 M),
• use 16-gauge (AWG) wire. Terminals accept
up to 14-gauge wire. The wire
can be buried in the ground; however, for more
protection wires can be pulled
through PVC pipe and buried underground. Be • Remove the terminal compartment cover.
careful to avoid burying the wires • Strip _” (6mm) of the plastic insulation off the
in locations where they could be damaged by end of each wire.
digging or trenching in • Determine which valve you want to connect to
the future. which station. Connect each
• Each valve has two wires. One wire is to be valve wire to its station terminal (labeled 1-6) by
connected as the common. The inserting the bare wire fully into
common wires for all the valves can be connec- the terminal.
ted together to one common wire

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 • It will be necessary to open the terminal to RAIN SENSOR
ENGLISH

allow for wire insertion or removal.

To do this you will need to use a small phillips
head screwdriver.
• Connect the common wire to the terminal
labeled “com”
CONNECTING THE TRANSFORMER

• A rain sensor or other type of micro-switch

weather sensor may be connected to
the controller. The purpose of the sensor is to
stop watering when precipitation is
sufficient.

• With the wiring terminal shroud off, fi nd the

two terminal holes labeled “24vac”.
Make sure the transformer is not plugged in.
Insert one of the two power leads
from the transformer into each terminal.
• It will be necessary to open the terminal to
allow for wire insertion or removal.
To do this you will need to use a small phillips
head screwdriver.
• Plug in transformer

WARNING: DO NOT LINK TWO OR MORE

TIMERS TOGETHER WITH ONE
TRANSFORMER.
• Slide the shroud back on.

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 ENGLISH
INSTALLING THE BATTERIES CURRENT TIME AND DAY SETTING

TIME

SPA

Remove the battery compart- MO

ment by unscrewing the two

screws on the edges. Put two
AA (1.5 V) alkaline batteries in
the compartment.
Replace the battery compart-
ment in its place
and screw.

vano batterie
vano batterie
Turn the circular cursor on SET, the time will begin to
AA 1.5 V fl ash.
Modify the time with the + and - buttons, then press
batterie ENTER to confirm and move to the modifi cation of
non fornite minutes with + and -, press ENTER to confirm and move
to the modifi cation of the day of the week with
AA 1.5 V + and - buttons, press ENTER to confirm.
After adjusting the time you can turn the cursor to the
right to continue with the watering cycles programming
or to the left to return to the auto function.

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 IRRIGATION PLANNING Step 2: Duration setting for each zones
ENGLISH

The controller I-Dial is equipped with 4 programs (A, B, (duration zone)

C, D) completely independent and programmable by
following three simple steps.
Each program allows a daily start and can be combined PROG
A

with one or more electric valves. DURATION ZONE

The start time identify the opening of the fi rst electric SPA

valve coupled with the program, the opening of next

electric valves will occur sequentially. duration
zone
Step 1: Start time setting
(start time)

PROG
A
START TIME

SPA

start time

Turn the dial on the symbol DURATION ZONE, the

irrigation time will begin to fl ash. Modify the minutes of
irrigation with the + and - buttons (you can irrigate from
a minimum of 1 min to a maximum of 240 min) press
ENTER to confirm and move to the change of the area
2. Repeat the procedure for all zones.

N.B. Please note that if the duration of a zone 0, the electric

Turn the circular cursor on the symbol START TIME, the valve will continue to be closed.
start time will begin to fl ash. Modify the time with the
+ and – buttons and press ENTER to confirm and move
to the modifi cation of minutes with the + and - buttons
and press ENTER to confirm.

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Step 3: watering days setting MANUAL START

ENGLISH
(watering days) Pressing the MANUAL button you can irrigate without
I this section it will be possible to choose watering days start time setting. This allows you to try the system and
through the selection of the days of the week or throu- its functionality or run an extra irrigation in hot days.
gh an interval irrigation.

PROG
A
START TIME

SPA

MO TU WE TH FR SA SU ZONE

watering ALL
SPA
ALL

days

manual
ALL

Turn the circular cursor on the symbol WATERING

DAYS, the message MO will start to flash. Press + to
irrigate in the day fl ashing, press ENTER to continue in
the next days press - if you want to deselect a day. Pressing the MANUAL button the writing ALL will start
to fl ash, pressing ENTER button all areas will b open in
If you want to irrigate in alternate days press EXTRA and succession for 3 minutes. (It’s not possible to modify the
select the desired interval with the + and - button and parameter 3 minutes in this function).
press ENTER
to confi rm. In this function it is possible to irrigate from Please note that it is not possible to modify the parameter 3
once a day to once every 19 days. minutes in this function.

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 ADDITIONAL FEATURES - BUDGET
ENGLISH

The function BUDGET allows to modify simultaneously

SPA
ZONE
all irrigation times in percentage. You can change the
ALL
percentage from a minimum of 10% to a maximum of
200%.

manual EXAMPLE: the controller is programmed to per-

form a watering cycle at 07:00 AM with irrigation
zone times of 10 minutes per zone. If we reduce the
percentage of irrigation (BUDGET) to 70%, the
controller perform an irrigation cycle at 07:00 AM
with watering times of 7 minutes per area.

%
budget SPA
%

Pressing the MANUAL button the written ALL will start

to fl ash, pressing the + button you can set the duration
of the manual irrigation of the area 1, press ENTER to
confi rm and set the duration of the manual irrigation for
next areas.

Please note that to start the manual irrigation it’s necessary

to continue to press ENTER until the last programmable
zone. If you do not want to start in Manual irrigation some
areas leave setting 0.

Please note that the set times in this function are not stored.

Pressing the BUDGET the written 100 will start to flash

and you can change the value with the + and – buttons
and pressing ENTER you will confirm the value and
return to the home screen.
Attention: When the function BUDGET is changed, the symbol
% remains visible on the main screen. Only if the percentage
BUDGET is 100% the symbol % is not displayed.
If the percentage is changed, watering times will be changed in
the function DURATION ZONE.
No change watering times with the function BUDGET different
from 100%.

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ADDITIONAL FEATURES - EXTRA

ENGLISH
Pressing the EXTRA button it will be possible to modify
the function Pump and function SEnS.
SPA
In these two functions you can set the start of
the pump or turn on/off the sensor rain for single zone.

EXAMPLE: The garden is composed of four

areas here: 3 zones for watering of the lawn with
sprinklers connected to a
pump and one area for watering of fl owers under
the porch with drip connected to an aqueduct
For the three areas with sprinklers you have to turn
on the function SEnS and the function Pump.
For the area with the drip pump I have to turn off
the function SenS and PUmP.

Pressing the EXTRA button 2 times the written SEnS

will begin to fl ash, press enter to access the function,
modify with + or – buttons the word ON/OFF fl ashing
SPA
and press ENTER to confirm and move to the next zone.
To return to the Initial screen press again EXTRA.

Please note that Selecting ON in the function Pump the

output Pump of the terminal will remain energized for the
whole duration of the irrigation of the area feeding the relay
connected to the pump.

Pressing the EXTRA button, the written Pump will begin

to fl ash, press ENTER to access the function, modify
with the + or – buttons the word ON/OFF fl ashing and
press ENTER to confirm and move to the next zone. To
return to the Initial screen press again EXTRA.

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 PROBLEM SOLVING Any unauthorized changes of this
ENGLISH

Problem Causes Solution

The display shows There is no AC power (the Check that the fuse is intact.
“No AC” programmer Check that the transformer is
is not powered) connected properly

The rain sensor • Rain sensor defective • Verify the operation of the
does not stop the • Stations have been program- rain sensor and correct cabling
system med to keep out the sensor system
cablatura dell’impianto
• Program again the exclusion
of the sensor to activate it
The Display is Peak voltage Reset the programmer
blocked or shows
incorrect informa-
tion
The controller irri- Too many start times have Set up again the controller
gates endlessly been programmed

Warning: NOTE: This device has been tested and com-

units that are not expressly approved by the re- plaint declared with imposed limits on Class B,
sponsible for compliance could cancel the right Part 15 digital devices provided for the FCC Ru-
to make use of this equipment les.
These limits are designed to provide a reasonable
protection against harmful interferences in a resi-
dential location.
This equipment generates, uses, and can
emit radio frequency energy and, if not used
and installed in compliance with the instructions,

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may cause an interference to radio communica- Warning: This device is not designed

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tions. However, we cannot for use by children or disable people
exclude that any interferences happen. without supervision. Supervise children
If this equipment causes interferences to to avoid that they play with the device.
radio or television reception, which can be de- Caution: Relay activation pump and the main
termined turning on and off the equipment, the valve
user has to take the following measures to try to The controller allows you to operate a master
eliminate them: valve or a pump during operation of any station.
Reorient or relocate the receiving antenna. Connect a relay cable * (or master valve) to the
• Increase the separation between device and “pump” and the other cable to the “common”
receiver. exit of the controller.
• Connect the equipment to a socket of a circuit * relay activation of the pump sold separately
different from the circuit to which the receiver is
connected. Warranty and Declarations
• Consult the dealer or an experienced radio / TV RAIN spa, guarantees its customers that its pro-
technician. ducts will be free from defects in materials and
manufacturing for a period of two years from the
purchase date.
For a period of two years from the purchase
date we replace defective parts free of charge
or components that will reveal defects if used in
the normal conditions of use and maintenance
(requiring proof of purchase).
We reserve the right to inspect the defective part
before replacing it.
RAIN spa will not be responsible for any costs or
accessories or consequential damages, caused
by a defect of the product.
The responsibility of RAIN spa under this
warranty is limited only to the replacement
of defective components.

To exercise your right to warranty, return the unit

to your dealer with a copy of the receipt of
payment.

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