Data Sheet
°C
1
5
T
1
T
2
R.H. T
D
Automatic
cycle
Year
T
1
Month Day
Year Month
=high =low
Day
Alarm thresholds
START: Start date-time of programmed logging
Date-Time of the instrument
Measures
STOP: Stop date-time of programmed logging
DELAY: delay time for manual logging start
hh:mm
hh:mm
hh:mm
Seconds
Seconds
Year Month Day
hh:mm Seconds
H
H
T
1
L
T
D
L
L
T
2
H
T
D
H
T
2
L
R.H.
H
R.H.
L
Seconds
Alarm 2: temperature > upper threshold
Error messages on display
If a detected quantity is in error, the following indications appear on display:
UFL: the measured value is less than the minimum measurable (Underflow).
OFL: the measured value is greater than the maximum measurable (Overflow).
LOGGING
The start of logging can be:
% Automatic, by programming the start date and time.
% Manual, by pressing for more than 2 seconds the button START/MODE.
% Delayed: logging does not start immediately when you press the START/MODE
button, but after the delay time set.
Logging stop can be automatic, by programming the stop date and time or the number
of samples to acquire, or manually, by pressing for more than 2 seconds the STOP/
Scroll button.
The programmed time and the delay time are set using the software HD35AP-S.
During logging, the LOG symbol on the display and the LOG LED flash. In case of
delayed start, during the delay time the DELAY symbol appears on the display,
indicating that the instrument is waiting to start logging.










