‐
7
‐
Safety
Regulations
and
Appropriate
Application
The
LCD
Thermometer
/
Clock
S
had
been
designed
according
to
the
valid
safety
regulations.
Appropriate
application
is
restricted
to:
1.
Operation
with
12
V
/
24
V
direct
voltage
(board
mains
supply
nominal
voltage)
in
fixed
installed
systems.
2.
Technically
faultless
condition.
3.
Installation
in
a
well
‐
ventilated
room,
protected
from
rain,
humidity,
dust,
aggressive
battery
gas,
as
well
as
in
an
environment
being
free
from
condensation
water.
4.
With
a
rear
insulating
cover
of
the
display
unit.
Never
use
the
unit
at
locations
where
the
risk
of
gas
or
dust
explosion
exists!
Open
‐
air
operation
of
the
unit
is
not
allowed.
Cables
are
always
to
be
laid
in
such
a
way
that
damage
is
excluded.
Observe
to
fasten
them
tightly.
Never
lay
12
V
(24
V)
cables
and
230
V
mains
supply
cables
into
the
same
cable
conduit
(empty
conduit).
Check
live
cables
or
leads
periodically
for
insulation
faults,
points
of
break
or
loosened
connections.
Occurring
defects
must
be
remedied
immediately.
The
unit
is
to
be
disconnected
from
any
connection
prior
to
execution
of
electrically
welding
or
work
on
the
electric
system.
If
the
non
‐
commercial
end
‐
user
is
not
able
to
recognize
the
characteristic
values
being
valid
for
a
unit
or
the
regulations
to
be
observed,
a
specialist
is
always
to
be
consulted.
The
user/buyer
is
obliged
to
observe
any
construction
and
safety
regulations.
The
unit
is
not
equipped
with
parts,
which
can
be
replaced
by
the
user.
Non
‐
observance
may
result
in
injury
or
material
damage.
Never
use
solvents
or
aggressive
household
cleaners
for
cleaning
of
the
display!
The
warranty
period
is
24
months
from
the
purchase
date
(against
presentation
of
the
sales
slip
or
invoice).
The
warranty
will
be
void
in
case
of
any
inappropriate
utilisation
of
the
unit,
if
it
is
used
beyond
the
technical
specification,
in
case
of
improper
operation
or
external
intervention.
We
do
not
assume
any
liability
for
any
damage
resulting
hereof.
The
liability
exclusion
is
extended
to
any
service
being
executed
by
third,
which
has
not
been
ordered
by
us
in
writing.
Service
is
to
be
effected
exclusively
by
VOTRONIC
D
‐
36341Lauterbach/Germany.
