
17
*6HJ5KJ5''
(
#$%! & '(
L
CX-44
8:/;:/ "
/! E 8:/ ;:/ E E X
"8:/;:/ !A E' -
! X,+E AEH! A"
Note:
X E' ! X, K AE
CX-44
"
<HJ5:H Q('$!!!';''=
L ?E AEE 'EX "
Sensing
Back-
ground
L ?E E AE !E * E
!E !' ,' !'"?E ' 'E E
'E !''E "
ON
(Light received at element A)
$;;
L i g h t r e c e i v e d
!' 8+
light not received.
Sensing
in the back
Setting distance
Receiving element A
Receiving element B
U'!'
Lens
Back-
ground
L
Wiring for BGS function
Output
0V
8 AJ
8!X$
=X,/' !
8!K