The measuring units are equipped with
optical parts. Handle them with
For best function the system should be kept clean. The optics near
the laser and detector should be free of f
inger prints. If necessary
The display unit is powered by two LR14 (C) batteries. Most LR14 (C)
used, but Alkaline batteries have the longest life. If
not using the system for a long period,
remove the batteries from the
display unit. Flat batteries will be indicated by the battery
Both measuring units are calibrated in pairs