HT instruments SIRIUS89N User Manual
Page 54

SIRIUS89N
EN - 52
6.5.3. "2-W", "3-W" and "
ρ" faulty cases
EARTH 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.
- - -
Ω
Vd= ---V
Test:04
RAVG=0.74
Ω
o REMOVE POWER
3-W
!
FUNC CLR
EARTH 05.06.01
Warning symbol: Voltage
noise in input.
If the Instrument detect
a voltage values higher
than 5V the instrument
will shows the screen
displayed alongside.
o - - -
Ω
Vd= 230V
Test:04
RAVG=0.74
Ω
o VOLT IN INPUT
3-W
!
FUNC CLR
EARTH 05.06.01
- - -
Ω
Vd= 1V
Test:04
RAVG=0.74
Ω
o Rc HIGH
3-W
!
FUNC CLR
Message "Rc": Check
Auxiliary Earth rods.
The message "
Rc
high" indicates that the
instrument can't flow
the minimum current
necessary for
measurement. Check
that the terminals are
correctly connected
and the Auxiliary earth
rod connected to B4
(blue conductor) has
not been inserted in a
pebbly or poor
conductive ground. If
necessary pour some
water around the rod.