Mitsubishi Electric FR-D720S SC EC Instruction Manual page 116

Simple mode parameter list
Screen at powering on
The monitor display appears.
Press the PU/EXT key to choose the PU
operation mode.
Press the MODE key to choose the parameter
setting mode.
Turn the digital dial until P.1 (Pr. 1) appears.
Press the SET key to show the currently set value.
The initial value "120.0" (120.0Hz) appears.
Turn the digital dial to change it
to the setting value of "50.00".
Press the SET key to set.
By turning the digital dial, you can read another parameter.
Press the SET key to show the setting again.
Press the SET key twice to show the next parameter.
Fig. 5-6: Setting the maximum frequency
NOTES The output frequency is clamped by the Pr. 2 setting even the set frequency is lower than
the Pr. 2 setting (The frequency will not decrease to the Pr. 2 setting.) Note that Pr. 15 "Jog
frequency" has higher priority than the minimum frequency.
When the Pr. 1 setting is changed, frequency higher than the Pr. 1 setting can not be set by
the digital dial.
When performing a high speed operation at 120Hz or more, setting of Pr. 18 "High speed
maximum frequency" is necessary. (Refer to section. 6.3.1.)
b
CAUTION:
If the Pr. 2 setting is higher than the Pr. 13 "Starting frequency" value, note that the
motor will run at the set frequency according to the acceleration time setting by merely
switching the start signal on, without entry of the command frequency.
5 - 8
Operation
Basic settings
Display
PU indication is lit.
PRM indication is lit.
The parameter number read previously appears.
Flicker ... Parameter setting complete!
I001747E