Coverage Area - Fracarro SHIELD C Mode D'emploi

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COVERAGE AREA

Fig. 25
The internal mechanic parts reports on the top an indication of the three positions where it is possible to rotate it in order to comply
with the installation requirements.
To bring the mechanical part from position 2 (central) to position 1 rotate fulfill 5 shots to the left; to bring them in position 3 fulfill
The combinations listed subsequently of the position of the mask and the internal mechanical parts allow to cover all
installation requirements listed above.
For each installation is also reported how placing both the IR beams and microwave (dotted area).
In the next images the mask position is represented by a thicker line.
CONFIGURATION 1 - LEFT BEAM
In the first configuration is used only a beam towards the left, it is obtained by rotating the tilting mechanism in position 1 and
by sliding the cover on the lens in position B.
NOTE:
In this configuration the
anti-masking system can
not be used.
25
The coverage area of the detector is mainly constituted by two beams with an
aperture of 5 ° each and perpendicular to each other.
Inside the lid with lens there is a plastic sheet useful for masking one of the two
beams, if it is necessary, and it is possible to slide on the lens itself in different
positions marked with the letters A, B, C, D.
The picture on the left shows the mask in gray; the mask can slide on the lens and be
placed in correspondence of the four letters by aligning the arrow shown near to
each of them, and the arrow present on the mask itself.
Fig. 26
Fig. 27
The mask is transparent and must be slid horizontally by pressing on
the top and bottom simultaneously. Close to the three sensitive area
of the lens (embossed areas) you may need to apply more pressure.