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UMG 509
Connecting the measured voltage
• Voltage measurements above the nominal mains
voltages listed must be excluded by means
of a voltage transformer!
• After connecting the measured voltages,
the measured values displayed by the UMG 509
for the L-N and L-L voltages must correspond
to those at the voltage measurement input.
• If a voltage transformer factor is programmed,
it must be taken into consideration for
the comparison.
Commissioning the unit
Connecting the supply voltage
• The supply voltage level for the UMG 509
is specified on the rating plate.
• After connecting the supply voltage, a display
appears. Approximately 15 seconds later,
the UMG 509 switches to the first measured value
display.
• If no display appears, check whether the power
supply voltage is within the rated voltage range.
Please note!
If the supply voltage does not correspond
to the voltage indicated on the rating
plate, this may lead to malfunctions
and severe damage to the device.
c
Please note!
The UMG 509 is only suitable for
use in networks where overvoltages
of overvoltage category 600V CATIII can
occur.
c
Please note!
The UMG 509 is not suitable for
measuring DC voltages.
c
Содержание UMG 509
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Страница 118: ...118 UMG 509 Dimension diagrams Cut out size 138 0 8 x 138 0 8 mm Rear side Patch cable...
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