Polytec OFV-3001 - Page 20

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)LUVW6WHSV
6HQVRU+HDG2)9
The back panel and the front panel of the sensor head OFV-353 are shown in
figure 3.4.
 %HDP V KXW WH U
In position OFF the laser beam is blocked.
 &21752//(5 - connector (Sub-D jack)
Jack for the connecting cable to the controller
 6LJQDOOHYHOGLVSOD\
The length of the bar is a measure of the amount of light scattered back
from the surface of the object.
 /$6(5 - L ED
The L ED lights up when the laser is switched on (key switch on the control-
ler in position I) i.e. even if the beam shutter is closed (refer to
section 5.2).
 Switch %5$ .( 21  2))
This knob is used to fix the focus (refer to section 5.7).
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Exchange of the front lens is described in section 5.5.
 )RFXVLQJULQJ
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
ON
OFF
BRAKE
8
5
6
7
3
2
1
4
EM ISSIO N
OFF
ON
CONTROLLER
LASER
S
I
G
N
A
L
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2QO\ switch the beam shutter to position ON when you are making measurements!