5-1
5 Operating the PDV
5 Operating the PDV
5.1 Switching On and Off
Power Supply
You switch the PDV on by connecting the power supply to an earthed socket.
The display on top of the PDV lights up and indicates that the PDV is ready to
operate.
Battery
operation
You switch the PDV on by connecting the vibrometer cable of the battery
charger to the connect 12V on the back of the PDV and pressing the rocker
switch on the top of the battery charger in the direction of the Laser L
ED
. The
display on the top of the PDV and the Laser L
ED
on the battery charger light
up and indicate that the PDV is ready to operate. The current battery status is
shown on the display (refer to
SECTION
5.8).
NOTE!
The background lighting of the display is equipped with a power saving mode. If no key is
pressed for approx. 5 seconds, the lighting is switched off but the readout on the display is
still active.
5.2 Blocking the Laser Beam
The PDV is equipped with a beam shutter. This can be used to block the laser
beam without switching off the laser. This keeps the system in thermal
equilibrium.
The beam shutter is the corrugated ring on the front lens. To block the laser
beam, turn the corrugated ring to the left when looking in the direction of the
emitted laser beam.
WARNING!
Danger form laser beam ! Only open the beam shutter when you are making
measurements !
5.3 Focusing the Laser Beam
On the PDV the stand-off distance can be adjusted using the focusing ring.
Before focusing the laser beam make sure that the clamping screw on the
focusing ring is undone (refer to
SECTION
5.5).
When you are looking in the same direction asthe emitted laser beam, focus
the laser beam as follows:
Please pay attention to the information on optimal stand-off distances in
SECTION
4.3.
Focus on infinity: Turn clockwise (to the right )
Focus close-up: Turn counterclockwise (to the left)
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