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As an inspection of pump or the like
before delivery, visual checking by vibration meter,
hearing test by stethoscopic probe and sensory test
depending on human senses are popular. The VC-2200 helps
to perform steady and efficient automatic inspection
according to the numerical values. The VC-2200 also
enables to make Pass/Fail judgment by overall vibration
values of pump as well as inspection of the wrong
assembly of internal bearing.
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The VC-2200 can be setup two frequency
bands, and make Pass/Fail judgment based on the rms or
the peak value on each band. The VC-2200 has effective
functions such as comparator delay time setup function
for reduction of unwanted signal at the time of
measurement start, automatic operation function in order
to control the judgment timing by input the gate
signal from external equipments such as PLC*. You can
use the VC-2200 at 100VAC with VC-0352 AC/DC converter
as well as 24VDC (22 to 26VDC) as a power source.
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By connecting a pair of commercially sold
headphones to the VC-2200, it is possible to make an
auditory check of the vibrating sound. Moreover, it can be
used instead of conventional stethoscopic probe. Output
signals are provided for each band, enabling an observation
for vibration phenomenon on each frequency band separately.
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Also by installing VC-0423 integration
function (option), the signal from accelerometer is
integrated to enable measurement of velocity and
displacement. This can be combined with the comparator
function to make Pass/Fail judgment which is based on
velocity and displacement criteria.
* PLC: Programmable Logic
Controller
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