4 KEYPAD (HMI) AND BASIC PROGRAMMING
4.1 USE OF THE KEYPAD TO OPERATE THE INVERTER
Through the HMI, it is possible to command the inverter, visualize and adjust all of its parameters. The Keypad
features the following functions:
Selects (toggles) display between
the parameter number and its value
(position/ content).
Decreases the frequency, parameter
number or parameter value.
4.2 INDICATIONS ON THE HMI DISPLAY
Direction of rotation
4.3 OPERATING MODES OF THE HMI
When energizing the inverter, the initial state of the keypad remains in the start-up mode as long as there is no
fault, alarm, undervoltage or any key is pressed.
The parameterization mode is composed of two levels: level 1 allows the navigation through the parameters. And
level 2 allows the edition of the parameter selected at level 1. At the end of this level the modified value is saved
when the key
is pressed.
Figure 4.3 on page 21
illustrates the basic navigation of the operating modes of the HMI.
It is the initial state of the HMI after its successful power-up (without the occurrence
of faults, alarms or undervoltage)
Press key
to go to level 1 of the parameterization mode – selection of parameters.
Pressing any other key also switches to parameterization mode
Level 1:
This is the first level of the parameterization mode. The parameter number is shown
on the main display
Use keys
and
to find the desired parameter
Press key
to go to level 2 of the parameterization mode – change of the
parameter values
Level 2:
The parameter value is shown on the main display
Use keys
and
to set the new value in the selected parameter
Press key
to confirm the modification (save the new value). After confirming the
modification, the HMI returns to level 1 of the parameterization mode
Figure 4.1: HMI keys
Inverter status
Main display
Figure 4.2: Áreas do display
Initialization Mode
Parameterization Mode
Figure 4.3: HMI operating modes
Keypad (HMI) and Basic Programming
Enables/disables the inverter via acceleration/
deceleration ramp (start/stop, according to
P229). Resets the inverter after a fault event.
Increases the frequency, parameter number
and parameter value.
Unit of measurement (it refers
to the value of the main display)
Bar to monitor the variable
Monitoring
Parameterization
Level 1
Parameterization
Level 2
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