Calpeda I-MAT Serie Instrucciones De Uso página 26

Through this button you have access
to frequency converter programming
parameters. If you changed a parameter,
by pushing this button you can confi rm
the indicated value.
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Through this button you can decrease
parameters or to change the visualized
parameter.
Through this button you can increase
parameters or to change the visualized
parameter.
3.4. Interface
The graphic interface of the display is divided in
three visualization areas:
System icons
Display area
Operating icons
3.5. System icons
AUTO MODE
The system is operating in auto mode
MANUAL MODE
The system is operating in manual mode
SET-UP MODE ACTIVATED
It shows that the set-up menu is
activated. When an icon is blinking you
are modifying a parameter. You can
confi rm with ENTER.
ALARM
It indicates that there is a fault on the
system, the error number appears on
the display. When you are on the setup
mode the alarm icon will not appear. If it
is blinking it indicates a warning.
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SENSOR STATE
It indicates that the system is connected
to the transducer, if it is blinking there is
a fault on the transducer.
PUMP STATE
It indicates if the pump is running or in
standby state
CASCADE MODE
It indicates that the cascade control
mode is working. The 2 upper symbols
shows if the pump is in stand-by. The
lower symbol informs if the pump is the
master (lit icon) or slave (blinking icon)
3.6. Display area
It is composed from an incremental bar proportional
with the displayed value and its measure unit. The
display is backlit, the light will turn off after 20
seconds of system inactivity.
3.7. Operating icons
Constant pressure mode
The system
constant when the quantity of water
requested by the user changes.
Proportional pressure mode
The system
proportional to the quantity of water
requested by the user.
Constant temperature mode
The system keeps the temperature
constant at a set point.
Constant fl ow mode
The system keeps the fl ow constant.
Fixed speed mode
The system works at a fi xed speed that
user can choose according to need.
3.8. Submersible pump applications or long
cables
To operate a submersed pump (or surface pump),
where the distance from the frequency converter
is more than (DA DEFINIRE), see paragraph XX.
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Submersible motor must operate with
a frequency between 30 Hz (minimum
operating frequency) and 50 Hz (maximum
frequency) for 50 Hz motors, and between
30 and 60 Hz for 60 Hz motors.
The running up time from 0 to 30 Hz and the
running down time from 30Hz to 0, must be
as short as possible, according to the motor
power to operate.
I-MAT_Ed1.indd - Operating Instructions
keeps the pressure
keeps the pressure