3. COMMISSIONING International English
MICROMASTER 420 Operating Instructions 31
6SE6400-5AA00-0BP0
Buttons on the Basic Operator Panel
Panel/Button Function Effects
Hz
P(1)
r0000
Indicates Status
The LCD displays the settings currently used by
the converter.
Start converter
Pressing the button starts the converter. This button
is disabled by default. To enable this button set
P0700 = 1.
Stop converter
OFF1 Pressing the button causes the inverter to
come to a standstill at the selected ramp
down rate. Disabled by default, to enable set
P0700 = 1.
OFF2 Pressing the button twice (or once long)
causes the motor to coast to a standstill.
This function is always enabled.
Change direction
Press this button to change the direction of rotation
of the motor. Reverse is indicated by a minus (-)
sign or a flashing decimal point. Disabled by default,
to enable set P0700 = 1.
Jog motor
Pressing this button while the inverter has no output
causes the motor to start and run at the preset jog
frequency. The inverter stops when the button is
released. Pressing this button when the
inverter/motor is running has no effect.
Functions
This button can be used to view additional
information. See also Section 5.1.2.
It works by pressing and holding the button. It
shows the following, starting from any parameter
during operation:
1. DC link voltage (indicated by d – units V).
2. output current. (A)
3. output frequency (Hz)
4. output voltage (indicated by o – units V).
5. The value (selected in P0005).
Access parameters
Pressing this button allows access to the
parameters.
Increase value
Pressing this button increases the displayed value.
To change the Frequency Setpoint via the BOP set
P1000 = 1.
Decrease value
Pressing this button decreases the displayed value.
To change the Frequency Setpoint via the BOP set
P1000 = 1.
Figure 3-3 Buttons on the Basic Operator Panel
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