DEVELOPMENT, MANUFACTURING AND SUPPLY OF INSTRUMENTATION
34
To
call out
of the
menu
press
the
button
«Enter»
To enter
the mode
of the
arameter
selection,
press the
«Enter»
button.
the
signal level on the bottom scale should be in the
range 50 to 70%
To exit the
setting
of the
parameter,
press the
«Enter»
button.
Select
the icon
«
Аmplification»
in the window.
Set the
amplification
coefficient, for
example, 14 dB
Wait for several seconds till menu icons disappear
(fig. 10.8.)
The search of insulation damage
should be started by the method «MAX»
(fig. 10.7, 10.8) (see. appendix 2).
Move along the cable axis, mark the
place cable signal (start of the signal
rise, place of the maximum detection).
To
call out
of the
menu
press
the
button
«Enter»
To change
the
parameter
selected,
press
the Enter
button.
Select the
icon «Filter»
in the
window.
Set the
working
frequency,
for example,
512 Hz (*)
When working with sensors you should regulate the receiver amplification coefficient so that the
signal level was in the rang 50 to 90 %.
(fig. 10.7.)
Содержание AP-019.1
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