Fluke Datapaq Food Tracker User Manual page 20

Logger LEDs
The logger is equipped with two sets of LEDs: two LEDs show the status of the
battery, and two show the status of the logger and its memory.
Battery Status LEDs
Yellow Red
On On
On Off (after
being on)
On Flashing once
per second
Off Off
Flashing once Off
per second
Logger Status LEDs
Red
5 flashes, alternating with
green LED
Flashing, alternating with
green LED, at sample
interval
Flashing together with
green LED
Off
Two flashes together with
green LED, then pause,
then repeat
Flashes 5 times (once per
second)
Flashing every second
Flashing every 5 seconds
20
Hardware
Meaning
Battery on fast charge
Fast charge complete. Can also occur if battery overheats
during fast charge.
On applying charger power when battery is too hot/cold or
too deeply discharged. Battery is charged at 1/16 of fast-charge
rate, until safe to start fast charging.
Charger not connected or no power connected
Battery is at 20% or less of maximum charge
Green
5 flashes, alternating with
red LED
Flashing, alternating with
red LED, at sample
interval
Flashing together with red
LED
Flashing at sample interval
Two flashes together with
red LED, then pause, then
repeat
Off
Off
Off
Meaning
Logger successfully reset
Logger awaiting trigger
Probe temperature is above trigger
point and cannot trigger (or, if falling
trigger is set, temperature is below
trigger point)
Logger acquiring data
Logger waiting for next run to be
started (only during multiple runs)
Connection between communications
lead and logger has been made
Internal error
Logger has data in memory which has
not been downloaded
FOOD TR ACK ER