Chapter 1: Getting Started 1
Chapter
1:
Getting
Started
The SG2
tiny smart Relay is an electronic device. For safety reasons, please carefully read and
follow the paragraphs with "WARNING" or "CAUTION" symbols. They are important safety
precautions to be aware of while transporting, installing, operating, or examining the SG2
Controller.
W
ARNING:
Personal injury
may
result
from
improper
operation.
CAUTION:
The
SG2 smart relay
may
be
damaged
by
improper
operation.
Precaution for Installation
Compliance with
the
installation
instructions
and
the
user
manual is
absolutely
necessar
y
.
Failure
to
comply
could lead
to
improper
operation,
equipment
damage
or in
extreme
cases
even
death,
serious
bodily
injury
or
considerable
damage
to
property
.
When
installing
the
open-board
models,
insure
that
no
wiring
or
foreign
materials
can fall
into
the
exposed
circuits
and
components.
Damage
to
equipment, fire
,
or
considerable
damage
to
property
could
result.
Always
switch off
power
before
you wire
,
connect, install
,
or
remove
any
module.
The
wiring
for
the
SG2
smart relay is
open
and
exposed.
For
the
open-board
models, all electrical
Never
install
the
product
in
an
environment
beyond
the
limits
specified
in
this
user
manual
such
as
high
or Wiring
Improper
wiring
and
installation
could
lead
to
death,
serious
bodily injury
or
considerable
damage
to
prop
The
SG2 smart relay
should
only
be
installed
and
wired
by
properly
experienced
and
certified
personnel.
Make
sure
the
wiring
of
the
SG2 smart relay
meets
all
applicable
regulations
and
codes
including
local
and
Be
sure
to
properly
size
cables
for
the
required
current
rating.
Always
separate
AC
wiring,
DC
wiring
with
high-frequency
switching
cycles,
and
low-voltage
signal
wiring.
components
are
exposed.
For
this
reason, it is
recommended
the
SG2 smart relay
be
installed in
an
enclosure
or
cabinet
to
prevent
accidental
contact
or
exposure
to
the electrical circuits
and
components.
t
emperature,
humidity
,
dust,
corrosive
gas,
vibration,
etc.
Precaution f
erty
.
national
standards
and
codes.
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