RHT10 HW_SW-en-US_V5.6.2 6/16
12
RHT10
LED
STATUS
GUIDE
LEDs
Meaning
Action
Record
Alarm
No
LEDs
flashing
‐
No
logging
in
process
Or
‐
No
battery
found
Or
‐
Battery
completely
discharged
Fit
battery
in
place
Replace
the
battery
and
download
the
data
Record
Alarm
Green
single
flash
every
10
sec.
*
‐
Logging,
no
alarm**
Green
double
flash
every
10
sec.
*
‐
Delayed
start
To
start,
Hold
the
start
button
until
Green
and
Yellow
LED
flash
Record
Alarm
Red
single
flash
every
10
sec.
*
‐
Logging,
low
alarm
for
RH
Red
double
fl
ash
every
10
sec.
‡
‐
Logging,
high
alarm
for
RH
Red
single
flash
every
60
sec.
‐
Low
Battery
†
Logging,
if
enabled,
will
stop
automatically.
No
data
will
be
lost.
Replace
battery
Record
Alarm
Yellow
single
flash
every
10
sec.
*
‐
Logging,
low
alarm
for
TEMP
Yellow
double
fl
ash
every
10
sec.
‡
‐
Logging,
high
alarm
for
TEMP
Yellow
single
flash
every
60
sec.
‐
RHT10
memory
full
Download
data
*
To
save
power,
the
RHT10’s
LED
flashing
cycle
can
be
changed
to
20s
or
30s
via
the
supplied
software.
**
To
save
power,
alarm
LEDs
for
temperature
can
be
disabled
via
the
supplied
software.
†
When
the
battery
is
low,
all
operations
will
be
disabled
automatically.
NOTE:
Logging
automatically
stops
when
the
battery
weakens
(logged
data
will
be
retained).
The
supplied
software
is
required
to
restart
logging
and
to
download
logged
data.
‡
When
both
temperature
and
relative
humidity
readings
exceed
alarm
level
simultaneously,
LED
status
indication
alternates
every
other
cycle.
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