Polytec OFV-3001, User Manual

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3-8
3 First Steps
3.3.3 Sensor Head OFV-353
The back panel and the front panel of the sensor head OFV-353 are shown in
figure 3.4 .
1
Beam shutter
In position OFF the laser beam is blocked.
2
CONTROLLER - connector (Sub-D jack)
Jack for the connecting cable to the controller
3
Signal level display
The length of the bar is a measure of the amount of light scattered back
from the surface of the object.
4
LASER - L
ED
The L
ED
lights up when the laser is switched on (key switch on the
controller in position I) i.e. even if the beam shutter is closed (refer to
section 5.2 ).
5
Switch BRAKE ON / OFF
This knob is used to fix the focus (refer to section 5.7 ).
6
Front lens
Exchange of the front lens is described in section 5.5 .
7
Focusing ring
Focusing ring for focusing of the laser beam (refer to section 5.4 )
Figure 3.4: Rear view and front view of the sensor head OFV-353
O N
O F F
B R A K E
&
5
6
7
3
2
1
4
E M I S S I O N
O F F
O N
C O N T R O L L E R
L A S E R
S
I
G
N
A
L
Warning !
Only switch the beam shutter to position ON when you are making measurements !