Mitsubishi Electric Freqrol Z024-UL Instruction Manual page 100

Vvvf transistor inverter
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OUTPUT SIGNAL THRESHOLD LEVEL SETTlNd
I
When output frequency reaches the operation frequency, an
output frequency value that shifts the level of output signal
can be adjusted in a range
of k100%
of the operation
frequency.
The user can set an output frequency to be detected in a
range from 0 to 360
Hz.
When output frequency exceeds the set frequency value, an
output signal from terminals FU and
SE
is set to level L. If
output frequency is under the set value, output signal is set to
level
H.
This feature can be used as a signal
for actuation and release of a mechanical brake.
With this function, it is possible to set a different actuating
timing with electromagnetic brake for reverse rotation (down)
from that for forward rotation (up)
in
applications such as
elevation. The initial value is
9999
that detects output
frequency of 6
Hz
for both forward and reverse rotation.
Operation frequency
across terminals
su
and SE
6
Frequency
t
be detectec
can
be
set e
Output signal
across
terminals FU
and
SE
Forward
rotasion
Frequency to
be detected 43
Reverse
detected 44
rotation
-94-

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