Toshiba VF-FS1 - Manual (Page 77)

E6581381
E-11
5
■ Resolution
All FM terminals have a maximum of 1/1000.
■ Example of 4-20mA output adjustment ⇒ For details, see section 6.19.1.
H =1, H=0 H =1, H=20
H
Output
currrent
Output
currrent
Internal calculated value Internal calculated value
Note 1: When using the FM terminal for current output, be sure that the external load resistance is less than 750 Ω.
Note 2: Note that, if HOUN is set to (torque), data will be updated at intervals of more than 40 ms.
■ Adjustment scale with parameter HO (Meter adjustment)
Connect meters as shown below.
FM
CC
Meter: Frequency meter
(default setting)
VF-FS1
FM
CC
VF-FS1
The reading of the
frequency meter
will fluctuate during
scale adjustment.
Meter: ammeter
(HOUN=)
The reading of the
ammeter will
fluctuate during
scale adjustment.
+
-
+
-
* Optional frequency meter: QS-60T
* Make the maximum ammeter scale at least 120 percent
of the inverter's rated output current.