5
EC170-EU-EN V1.1 7/13
Operation
Getting
Started
1.
Remove
the
probe’s
protective
cap
(bottom
of
meter)
by
pulling
the
cap
firmly
downward,
away
from
meter,
until
it
snaps
off
(see
diagram).
2.
Press
the
power
button
to
power
ON
the
meter.
The
meter
display
will
cycle
through
several
icons
(representing
the
current
configuration
of
the
meter)
before
settling
on
the
main
display
as
shown
in
the
display
description
above.
3.
Press
the
power
button
momentarily
to
power
OFF
the
meter.
4.
This
meter
is
powered
by
four
(4)
LR44
buttons
batteries.
If
the
meter
will
not
switch
ON
please
check
that
fresh
batteries
are
installed.
Automatic
and
Manual
Ranging
There
are
two
ranges
available
Range
1
(0.00
to
10.00
ppt)
and
Range
2
(10.1
to
70.0
ppt).
The
meter
defaults
to
the
AUTO
Range
mode
where
one
of
these
two
ranges
is
selected
automatically
to
provide
the
best
resolution
and
accuracy
for
each
given
measurement.
However,
MANUAL
Range
mode
can
also
be
used
where
range
1
and
range
2
can
be
selected
manually.
5.
Press
and
hold
the
UP
arrow
button,
the
number
1
(range
1)
will
appear
on
the
lower
right
of
the
LCD
and
‘ran’
(range)
will
appear
at
the
center
of
the
LCD.
6.
Release
the
button
and
the
meter
will
be
forced
into
range
1.
7.
Press
and
hold
the
UP
arrow
button
again,
the
number
2
(range
2)
will
appear
on
the
lower
right
of
the
LCD
and
‘ran’
(range)
will
appear
at
the
center
of
the
LCD.
8.
Release
the
button
and
the
meter
will
be
forced
into
range
2.
9.
Press
and
hold
the
UP
arrow
button
again,
‘ATo’
will
appear
on
the
lower
LCD
area
indicating
that
the
meter
is
once
again
in
the
AUTO
Range
mode.
10.
Release
the
button
to
end
the
range
setting
session
or
return
to
step
1
to
repeat
this
process.
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