Installing
4.4 Alignment of SITRANS SL
SITRANS SL
Operating Instructions, 12/2010, A5E01132948-04
63
11. Now you will see a bigger
light spot from the light
source. Focus by moving the
outer part as indicated in the
adjacent figure until you get
the sharpest possible spot.
Align the transmitter using
the supplied Allen key until
the focused spot appears in
the center of the crosshair
corresponding to your
SITRANS SL variant in the
following table:
MLFB no. Target
12.
7MB6221-?AB..
7MB6221-?AC..
7MB6221-?AD..
7MB6221-?JC..
B
B
B
A
13. Change places of the aiming
tool and the light source and
repeat the procedure with the
receiver starting at step 7.
If this is done correctly the sensor pair is now aligned and should stay so even when the
sensor bodies are removed and put back again. The system is designed to stay aligned even
if a new receiver/transmitter unit is installed as replacement of an existing one.
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