Festo SBO*-M-* Series, Electronic Manual

Page: 28 / 84

1. Sy s t em s u mma ry
1 − 12
F es t o P .B E−S BO −M−EN e n 0511 N H
Th e f ollo w i ng d ia gr am o ff e r s h el p f o r o th e r f i x e d f ocal d e pth s
a nd th e n ecessa ry d is t a n ces f o r ce rt ai n h o r i z o nt al f iel d s o f
v isio n . Th e v e rt ical f iel d o f v isio n ca n b e o bt ai n e d by m u l t i p l y
i ng th e h o r i z o nt al f iel d o f v isio n by 0. 7 5 (= 48 0 / 6 4 0 ) .
Th e d ia gr am se rv es as a r o ugh es t ima t e.
1
F ocal d e pth
12 mm ( e. g . typ e
H1212B −T H... )
2
F ocal d e pth
25 mm ( e. g . typ e
B251 4 B −T H... )
3
F ocal d e pth
35 mm
4
W o rk d is t a n ce d
[ mm ]
5
O bj ec t si z e G
(f iel d o f v isio n)
[ mm ]
4
5
F i g . 1 / 5 : D is t a n ces f o r o th e r f ocal d e pth s
Ex am p les :
A le n s w i th f ocal d e pth 12 g e n e r a t es a f iel d o f v isio n
a ppr o x . 100 mm w i d e a t a w o rk d is t a n ce o f 200 mm.
A le n s w i th f ocal d e pth 25 g e n e r a t es a f iel d o f v isio n
a ppr o x . 100 mm w i d e a t a w o rk d is t a n ce o f 4 00 mm.