Specifications

DELTA LTL-XL Retroreflectometer 31
THE LOG
Each time a measurement is taken data is stored to the log. The following data, among others,
are saved, if enabled:
 Measurement result incl. average
 Date and time.
 Name of measuring series (road name) and sequence number.
 Road marking icon
 User name
 GPS data (if installed).
 Instrument status
 Temperature & humidity
The instrument can store >200.000 measurements in the log.
Clearing data in the log
Press the MENU button and select LOG / CLEAR DATA:
This menu gives the option to clear data; the last measurement, all measurements or one of
the measuring series stored in the log. By pressing the OK button you will be asked to confirm
the erasure of the data. By pressing LEFT data will be cleared, by pressing OK they will not
be cleared.