Page 23 of 126
Proton Products SL mini and SLR mini Series Speed and Length Gauges Instruction Manual - issue 1s
Safety
Measure
Description
Provided
by
if any guard is opened.
Do NOT permit the laser beams to be directed into open space.
Prevent
specular
(mirror-like)
reflections
Never direct the laser beams at specular (mirror-like) reflectors.
Remove all reflective objects such as jewellery or wristwatches before
working near the laser beams.
End-user
Emission
indicator
Illumination of the “LASER” LED on the gauge indicates laser emission.
Proton
An external laser emission warning light may be triggered by the
SHUT_ST output.
End-user
Laser shutter
switch
The switch to the side of the laser window opens or closes the laser
shutter which blocks laser emission.
Proton
If the gauge is to be mounted in an inaccessible location, then this
switch should be set to the open position and a remote, external laser
shutter switch wired to the SHUT_EN input.
End-user
Laser
protection
eyewear
Laser protection eyewear rated with the Optical Density (OD) rated for
Class 3B lasers must be worn whenever there is a risk of eye exposure
to the laser, for example during gauge alignment
(see the “Laser Safety
Parameters” section for information on laser wavelength, power and
power densities).
End-user
Laser
warning signs
Class 3B laser warning signs must displayed in the working area;
precautions on the warning signs must be followed.
End-user
Example class 3B laser warning signage:
US standard
European standard
Optical windows
Do not allow smoke, water, steam, dust or other debris to come into contact with any of the
optical window.
Obstruction of the optical window may degrade measurement accuracy or inhibit
measurement.
If the optical window appears to be damaged or misaligned, then the unit should be sent to a
Proton Products authorised service agent for repair.
If the optical window requires cleaning, then refer to the cleaning procedure detailed below to
minimise the risk of scratching the windows.
