Toshiba TOSVERT VF-S9 Instruction Manual page 98

1) 0-10Vdc voltage input adjustment (VIA, VIB)
2) 4-20mAdc current input adjustment (II)
6
3) Setting frequency via external contact input
(only when
Adjustment with continuous signals (Parameter-setting example 1)
VIA, VIB terminals
50 or 60 (Hz)
II terminal
50 or 60 (Hz)
= ,
Set parameters as follows to adjust the output frequency up or down in proportion to the frequency ad-
justment signal input time:
Panel frequency incremental gradient =
Panel frequency decremental gradient =
voltage signal
= or )
setting time
setting time
F-14
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• The output frequency with
respect to the voltage input is
adjusted according to the
selected reference point.
• Gradient and bias can be set
easily.
• The output frequency with
respect to the current input is
adjusted according to the
selected reference point.
• Gradient and bias can be set
easily.
• Set
to " " to create a
current input from 0 to 20mA.
current signal