Functional Details 45
E500 Series Universal Low-Power Inverter
signals.
3: Overload detection
When the inverter’s output current exceeds the overload alarm level, after the set
alarm delay time, it outputs effective signals. When the inverter’s output current
is lower than the overload alarm level, after the same delay time, it outputs void
signals.
4: Frequency reaching upper limit
When the inverter’s output frequency reaches the upper limiting frequency, this
terminal outputs effective signals; otherwise, it outputs void signals.
5: Frequency reaching lower limiting
When the inverter’s output frequency reaches the lower limiting frequency, this
Figure 6-11 Overload Alarm
Figure 6-10 Frequency Level Detection Signal (FDT)
T
Ferquency
[F1.18]
[F1.19] [F1.19]
Output frequency
FDT level
High
resister
Higgh
resistor
Output terminal