8
RHT30_TH30
‐
en
‐
GB_V1.0
(11/16)
Start
Datalogging
1.
Configure
the
logger
as
previously
described
and
then
hold
the
Start/Stop
button
for
5
seconds
to
start
logging.
2.
Measurements
update
on
the
display
every
10
seconds.
For
the
RHT30
the
temperature
and
RH%
displays
toggle
every
5
seconds.
3.
If
the
logger
is
programmed
with
a
Start
Delay:
After
pressing
and
holding
the
Start/Stop
button
for
5
seconds
to
start
logging,
REC
will
appear
on
the
LCD
but
will
not
flash
until
the
delay
time
has
elapsed
and
logging
has
begun.
4.
When
the
datalogger
is
successfully
running,
the
LED
flashes
green
every
10
seconds
(as
long
as
there
is
no
alarm).
Monitoring
Alarms
While
Datalogging
The
LED
will
flash
RED
every
10
seconds
when
there
is
an
alarm.
The
display
also
shows
‘
L
’
for
low
alarm
and
‘
H
’
for
high
alarm.
To
stop
the
LED
from
flashing
red,
plug
the
logger
into
a
PC,
or
power
off
(short
press
of
the
power
button).
Placing
‘Bookmarks’
While
Datalogging
To
place
a
bookmark
manually
during
datalogging,
press
and
hold
the
MARK
button
until
the
measured
reading
flashes
3
times.
Up
to
eight
(8)
bookmarks
can
be
placed;
the
bookmarks
will
appear
in
the
logging
report.
MAX
‐
MIN
Readings
Short
press
the
MAX
‐
MIN
button
to
step
through
the
highest
(MX)
and
lowest
(MN)
readings
stored
in
memory.
Checking
Battery
Status
At
any
time,
short
press
the
MARK
button
to
view
the
approximate
number
of
days
remaining
for
battery
life.
If
battery
power
is
critically
low,
the
battery
icon
will
blink
once
per
second
on
the
LCD
display.
Downloading
Logged
Data
and
Spreadsheet
Datalog
Reports)
1.
Press
and
hold
the
Start/Stop
button
for
5
seconds
to
stop
the
datalogger.
2.
Plug
the
logger
into
the
PC
USB
port
(this
also
stops
the
datalogger).
3.
Open
the
logger
Configuration
tool’
from
the
list
of
available
files.
4.
Choose
‘Convert
to
PDF’
or
‘Convert
to
Excel’
to
generate
a
report.
5.
Select
the
PC
file
location
where
the
report
is
to
be
saved.
6.
The
report
includes
the
recorded
data,
bookmarks,
and
a
trend
graph.
The
spreadsheet
report
contains
the
same
data
as
the
report
minus
the
trend
graph.
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