8
RetroSign GR1 & GR3 · Retroreflectometer
Perform a measurement
Place the instrument front on the surface to measure.
Start the measurement by pressing the red trigger knob on the handle.
The display shows
WAIT
for the duration of the measurement, approx. 2 seconds.
A sound
(1
signals the end of the measurement and the result is displayed together with other relevant information.
If errors or warning conditions are detected during the measurement sequence, this will be shown as “Err” or “Warn” to-
gether with the result.
Sequence ID
The RetroSign has a built in function to mark each measurement with a user defined name (Sequence ID) and a unique
(2
Sequence Number automatically generated by the instrument. The Sequence ID and the Sequence Number will also
be stored in the log. The maximum length of the Sequence ID text is 12 alphanumeric characters.
1)
The sound generation has to be turned on in the menu
2)
The Sequence number can be edited from the menu.
Keyboard functions
Keyboard layout Trigger on handle
Push shortly to switch on the instrument.
Redisplay the last measurement result.
Clear the mean calculation when displayed
Cancellation of current menu operation.
Turn Instrument Off. Changed settings will be stored
Select menu items
Scroll keys when in menus
Parameter and value increment (+) / decrement (-)
Start instrument calibration function
Select / change settings in menus
Switch between result and status displays
Activate selected functions
Start
R’
measurement.
Select quick calibration mode.
Select next calibration step
Read RFID/Barcode tag when mounted and enabled
