Fluke IRR2-BT User Manual page 5

The Meter automatically starts recording the irradiance and
temperature data and REC shows on the display until the
memory is full.
When the Meter is not synced,
REC turns off.
should not blink at any point. For more information about
wireless connection, see the SMFT-1000 Users Manual.
When the memory on the Meter is full:
REC is off

turns ON

blinks on the display to indicate that the data cannot

download to the Analyzer
To show measurements on the display:
Change Function Screens
1x
blinks on the display and
5