Track-it TM Pressure Temperature Logger
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The
Pressure Temperature Logger is a sealed (IP67) Data Logger used for measuring
air
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or liquid pressure and ambient temperature. The unit
is self contained in a small 316L
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stainless steel enclosure with a threaded ¼” NPT
port to connect to a pressure source.
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The
Logger can operate unattended for months or years. Recording parameters can
be
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set in the Track-It TM PC Software. The
unit can be set to record on instantly, at present
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times, or on alarm conditions. Up to 64,000 readings
can be saved in non-volatile
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memory at intervals from 2 seconds to 24
hours. Internally there is a USB port for direct
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connection to a laptop or PC, a button and LED for
user interaction as described below.
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To access the internals of the unit it is necessary to unscrew
the lid (counterclockwise).
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This exposes the control panel shown below. The function of the
parts is as follows:
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Push Button/LED functionality: The push
button can be used to check status or to change
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the state of
the data logger. For instance, it can be used to start and stop recording if
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desired. This
feature can also be disabled to ensure the data logger state remains
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unchanged until
connected to a PC.
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TO
CHECK STATUS
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Short
press and release:
LED will flash in various patterns to indicate data logger status:
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The
flash sequence is: Battery status >
Record status > Alarm status
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One long red flash at the beginning of the flash sequence
indicates low battery.
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(no red flash =
battery ok)
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One long red flash at the end of the flash sequence indicates an
alarm.
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(no red flash = no alarm)
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Slow red/green blink: Connect to PC. Unit is NOT set up or
memory is full.
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TO
CHANGE STATE
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Press
and hold button, release when LED turns steady green: Changes record state
on/off
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Press
and hold button, release when LED turns steady red: Reset alarm indication
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Press
and hold button, release after LED goes off: No change
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Serial
Communication:
The logger has a mini USB port. Plug the cable into this port and the
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other end into the USB port on your PC/Laptop. The
provided software needs to be
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installed in order to work with the logger.
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Battery: Replace the battery as
needed with type: ER14250 3.6V Lithium-Tadiran
TL-5902 or
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Similar.
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