O 1.17 – HT instruments SIRIUS89N User Manual
Page 25

SIRIUS89N
EN - 23
6.2.4. "MAN" and "TIMER" mode faulty cases
M
Ω 05.06.01
Disconnect the External Power
Supply Adapter
If the instrument
detect the External
Power supply adapter
connected to
instrument will show
the message
displayed to side.
-.- -
M
Ω
---V 15s
o REMOVE POWER
MAN 500V
!
FUNC VNOM
M
Ω 05.06.01
ATTENTION: the test can't be
executed. Check that the circuit is
not energised.
-.- -
M
Ω
---V 15s
o VOLT IN INPUT
MAN 500V
FUNC VNOM
If the instrument
detect a Voltage
between Input
terminals higher than
15V, the instrument
does not effect the
test and displays the
screen alongside for 5
seconds.
These result can't be saved
M
Ω 05.06.01
Insulation Resistance
o 1.17
M
Ω
107V 15s
MAN 500V
ATTENTION: the test of
resistance
R
ISO
was effected at
a voltage value lower than the
set rated voltage. Low
insulation case. This case
occurs under low insulation
conditions or in the presence of
capacity on the installation.
FUNC VNOM
If the instrument can't
generate the Nominal
Test Voltage it will
emits a
long
acoustic signal and
displays a screen
similar to the screen
alongside.
Test Time
The displayed result can be stored pressing the
SAVE key twice (according to
paragraph 9.1).