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31
COMMISSIONING
ENGLISH
LED status
CIRCULATION UNIT
status
Consumption
in % of
P1 MAX (*)
Green LED on +
3 yellow LED on
Operation at
average-maximum
50-75
Green LED on +
4 yellow LED on
Operation at maximum 100
(*) For the power (P1) absorbed by the individual circulation
unit, please refer to the information provided in the table
“Technical data” on page 21.
Indication of the alarm status
If the circulation unit has detected one or more than one alarm,
the two-colour LED (B) is red. The four yellow LEDs (C) indicate the
type of alarm as shown in the table below.
LED status
ALARM
description
CIRCULATION
UNIT status
Possible
SOLUTION
Red LED
on +
LED 5 yellow
on
Motor shaft is
blocked
Attempt
start-up
every 1.5 sec-
onds
Wait or re-
lease motor
shaft
Red LED
on +
LED 4 yellow on
Low input
voltage
Warning
only. The cir-
culation unit
continues to
operate
Check the in-
put voltage
Red LED
on +
LED 3 yellow on
Fault in the
electrical power
supply or faulty
circulation unit
The circula-
tion unit is
not moving
Check the
electrical
power supply
or replace
the circula-
tion unit
9
If more than one alarm activates, the circulation unit will
only display the alarm with the highest priority.
Active settings display
With the circulation unit powered, brie fl y press the button (A)
to see the active con fi guration of the circulation unit. The LEDs
indicate the active settings.
No changes can be made to the con fi guration of the circulation
unit in this phase. Two seconds after having pressed the button
(A), the user interface once again shows the normal display of
the operating status.
Button lock function
The button lock function is used to prevent any setting modi fi -
cation being made accidentally or improper use of the circula-
tion unit.
When the button lock function is active, it is not possible to press
and hold the button (A). This prevents from entering the settings
section of the circulation unit operating modes.
Pressing the button (A) for more than 10 seconds enables/dis-
ables the button lock function. During this passage, all LEDs (C)
fl ash for 1 second.
> 10 s
Changing the operating mode
In normal operating conditions, the circulation unit operates
with the factory settings or the last settings made.
To change the con fi guration:
− Make sure that the button lock function is disabled
− Press the button (A) for more than 2 seconds until the leds
begin to fl ash. Brie fl y press the button (A) and within 10
seconds the user interface will change to display the next
series of settings. The settings available will appear in se-
quence
− If the button (A) is not pressed, the last setting selected
will be stored.
−
10 s
2 s
> 2 s
setting
x
operating
status
display
setting
display
By pressing the button (A), it will be possible to go to “ ac-
tive settings ” again and check that the LEDs (B) and (C)
indicate, for 2 seconds, the last setting made
− If the button (A) is not pressed for more than 2 seconds,
the user interface will show “ operating status ”.
The available settings are provided below together with the cor-
responding LEDs (B) and (C).
PP1
PP2
PP3
CP1
CP3
CP3
CC1
CC2
CC3
CC4
LED 1
green
LED 2
yellow LED 3
yellow LED 4
yellow LED 5
yellow
LED 1
green
LED 2
yellow LED 3
yellow LED 4
yellow LED 5
yellow
LED 1
green
LED 2
yellow LED 3
yellow LED 4
yellow LED 5
yellow
Proportional head
Constant curve
Constant head
Curve 1
Curve 2
Curve 3
Curve 1
Curve 2
Curve 3
Speed 1
Speed 2
Speed 3
MAX speed
factory settings