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311_QUICK_EN_IT_IS_R1_1.04.0X
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N 100-240~±10%
24-36V~±10%
L
N
L
12-48V ±10%
_
+
N
(-)(+)
L
12-48V ±10%
_
+
HV
LV
LLV
LLV + PoE
The options above are also available with a rechargeable backup battery.
ELECTRICAL CONNECTIONS POWER
Before connecting the power supply, check that the power supply voltage is within the
limits indicated on the nameplate.
For the connection use only approved cables with reproof properties.
The power supply line must be equipped with an external protection against over currents
(fuse or magneto thermal).
In close proximity to the instrument, install an easily accessible and clearly identied switch
to cut o the power supply.
If the PoE energy version, to guarantee the isolation required by IEEE for ethernet, the external
power supply must be protected at least 1500Vac with respect to a ground and any other
connection.
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