1
1.
Attach
the
hose.
12.
In
the
Input
Gas
level
screen,
check
the
sensor
that
you
want
to
test
and
enter
the
Span
gas
concentration,
and
then
tap
START.
13.
Open
the
cylinder
valve
by
turning
the
pressure
regulator
knob
counterclockwise.
The
Zero
process
starts
and
a
message
is
displayed
when
succeeded.
14.
Follow
onscreen
instructions
to
know
when
to
apply
gas
and
when
the
bump
test
process
is
complete.
Note:
If
sensors
fail
to
detect
the
gas,
or
cannot
be
spanned,
repeat
the
bump
test.
If
the
problem
persists,
replace
the
sensor.
15.
The
process
is
complete
when
the
results
are
displayed
on
your
mobile
device.
You
can
now
remove
the
cap
by
pulling
on
the
tabs.
BW Flex Series
27
User Manual
Summary of Contents for BW Flex Series
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