ORET RONIC
™
Tramp Metal Detector
R E C 4 1 0 5
1 - 6
F i g u r e 1 - 7 : T M D S y s t e m C o mp o nen t s : Un d e r B el t S i ng l e C o il
1.3.1 Support Structure and Coils
T h e coi l s (o r co il ) a r e mo u n t e d on a ru g g ed s u p p o r t s t r u c t u r e ma d e o f n o n -
c o n d u c t i n g f i b e r g l a s s ma t e r i a l . O n a d u a l co i l
T M D
, th e t r a n s mi tt e r co il i s
s w i n g - mo u n t ed ab o v e th e b e l t to p ro t e c t t h e c o i l an d s u p p o r t f ro m b e i n g
d a ma g e d b y o v e r s i z e d ma t e r i a l . T h e r e c e i v e r c o i l i s m o u n t e d u n d e r t h e
b e l t.
O n an u n d er b el t s i n g l e c o i l T M D, t h e t r an smi t t e r a n d r e c e i v er co i l s ar e
t o g e t h e r i n a co i l a s s emb l y mo u n t e d u n de r t h e b e l t . T h e co i l su p p o r t s t r u c -
t u r e d o e s n o t e x t e n d ab o v e b el t h e i g h t ( s e e
F i g u r e 1 - 7
) .
C o i l s a r e ma d e o f i m p a c t - r e s i s t a n t p o l y v i n y l c h l o r i d e (
P V C
) an d a r e
d e s i g n ed t o w i t h s t an d s t r e s s e s u p t o 1 0 t i me s g r av i t y .
T h e t r an s mi t t e r co i l tra n s mi t s th e p u l s ed el ec t r i c a l en e rg y to t h e co n v ey o r
b u r d en . T h e r e c ei v er c o i l r e c e i v e s t h e e l e ct r i c a l e n e r g y si g n a l f r o m t h e
c o n v e y o r b u r d e n . W i t h i n t h i s s i g n a l i s th e ed d y cu rr e n t w h en t r a mp me t a l
i s p r e s e n t .
A 9 0 2 3 5
F l ag Drop Marker (O ptio n al )
L iqu id Sp ray Marker
(Op tio n al )
Beaco n and Ho rn (Optio n al)
Co il Assemb l y
Clip Detector
(Op tio n al )
Co il Su pport
Structure
Clip Detector
Co ntrol Un it
Summary of Contents for Ramsey ORETRONIC III
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