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Maximum frequency
Start frequency (F-St)
o
100%
Frequency setting
signal
Figure 3.25 Start frequency
3.15
Operation starting frequency [
F.run. F.H':JS ]
The only frequency setting signals enable to command for starting or stopping the inverter's run.
According to setting the operation stating frequency and the Hysteresis' width, the inverter runs
when the frequency setting signal is above B.point, and stops when below A. point indicated by
Figure 3.26.
*
When the inverter which is used by the air-conditioning fan and so on is auto-operated via a
signal of room's temperature, for example, the frequency setting signal going down below 30Hz
can cause to stop the inverter's run.
Output frequency
Max frequency
- - - - - - - - - - - - - - -
Frun+FHYS
Frun
Frun-FHYS
Start-up frequency
~
,
-,--
0%
I
,
A
B
100%
Frequency setting signal
Figure 3.26 Operation starting frequency.
• For setting procedure, refer to section 3.1.2 (page 23). Its function number is "0".
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