2. Precautions
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READ
AND
UNDERSTAND
the
section
at
the
front
of
this
manual.
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DANGER:
As with all electrical devices, ensure proper grounding using the ground lug of this
device. Observe polarity (+/–) markings on the charge connector, and only apply
voltage of 28 VDC or less.
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Carefully
install
any
solar
panels,
other
power
supply
devices,
antennas,
and
cabling
according
to
manufacturer
recommendations.
Use
surge
suppression
where
possible.
Consider
using
the
Basic
Grounding
Kit,
the
Bulkhead
Surge
Protection
Installed
in
Enclosure,
and
Black
Cold
Shrink
Tape,
purchased
separately.
Find
more
information
in
the
following
application
note:
/documents/us/technical-papers/surge-protector-kits.pdf
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WARNING:
Close the lid of the enclosure and secure the latch when the CRVW3 is deployed to
avoid unwanted water entry and provide isolation from other environmental factors.
IP66 protection is available when using the four screws provided by the enclosure
manufacturer to seal the lid properly. Wipe off any water on the outside of the
enclosure before opening the lid.
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IMPORTANT — RF451/RF452s must be configured to use the proper hop table version to
comply with local laws and to avoid interference with other radio frequency (RF)
installations such as cellular services. Available hop table versions are listed in the
Device
Configuration Utility
Settings Editor for the RF451/RF452. Hop table versions include North
America (default), Australia, New Zealand, Taiwan, Brazil, International, and Notch
(custom). For more information, see
.
CRVW3 3-Channel Vibrating-Wire Data Logger
4
