KYOWA WGA-120A Instruction Manual page 40

MEMO
Beat phenom menon
The WGA-1 120A uses the oscillator sig
Suppose stra ain gages are bonded to th
connecting m multiple WGA-120A units
beat phenom mena occurs. In that case, u
original outp put signals, appear. To mak
the oscillato r signals.
Output of th he WGA-120A
(Input: 0m V V/V)
gnals, generated inside the
e same object to be measu
s without synchronizing th
uncertain and very low-fre
ke the WGA-120A output
V
0.5
0
-0.5
0
-35-
e WGA-120A, for operatio
ured. When measuring data
he oscillator signals, the fo
equency signals, different
s the correct signal, synch
ons.
a by
ollowing
from the
hronize
900 sec.