E6582233
C-12
3
Resolution
All FM terminals have a maximum of 1/255.
Example of 4-20mA output adjustment (Refer to section 6.17.2 for details)
=1,
=0
=1,
=20
Output
currrent
Output
currrent
Internal calculated value
Internal calculated value
0
20
(mA)
0
100%
4
20
(mA)
0
100%
f692
Note 1) When using the FM terminal for current output, be sure that the external load resistance is less than 750
Ω
.
Use at over 1k
Ω
external load resistance, if used for voltage output.
Note 2)
=
is the motor drive frequency.
Adjustment scale with parameter
(Meter adjustment)
Connect meters as shown below.
FM
CC
Meter: Frequency meter
(default setting)
VF-nC3E
FM
CC
VF-nC3E
The reading of the
frequency meter
will fluctuate during
scale adjustment.
Meter: ammeter
(
=
)
The reading of the
ammeter will
fluctuate during
scale adjustment.
+
-
+
-
* Optional QS6T frequency meter is
available.
* Ammeter with a maximum scale of 1.5x the inverter's
rated output is recommended.
<Frequency meter>
<Ammeter>