Te ch n ica l I n for m a t ion :
HOPPER U – I I cct alk
1 3
Large flap
Small flap
Figur e 8 . Type s of fla ps
4 .3 .
COI N LEVEL D ETECTORS.
The Hopper U- I I has full and em pt y det ect ion sensors.
Em pt y de t e ct ion .
Em pt y det ect ion is carried out by a phot ocell ( phot odiode and phot ot ransist or) t hat is locat ed in
t he holes at t he bot t om of t he coin bay.
The phot odiode em it s a beam of light t hat is det ect ed by t he phot ot ransist or when t here are no
coins in t he hopper. When t he coin level is low er t han t he height est ablished for t he phot ocells,
t he cont rol board det ect s t his and advises t he m achine.
Fu ll de t e ct ion .
Full det ect ion, as w it h t he em pt y det ect ion, is carr ied out by a phot ocell ( phot odiode and
phot ot ransist or) t hat is locat ed in t he holes at t he t op of t he coin bay.
The phot odiode em it s a beam of light t hat is det ect ed by t he phot ot ransist or when t he coin
level is low er t han t he phot ocells. When t he coin level is higher low er t han t he height
est ablished for t he phot ocells, t he cont rol board det ect s t his and advises t he m achine.
The applicat ion of t his syst em is possible in all t he hopper m odels.
4 .4 .
BLAD E.
The funct ion of t his elem ent is t o slice bet ween t he coin and t he disk m aking t he coin leave t he
hopper. The
hoppers
can have t wo t ypes of blade:
Lon g bla de
: for disks of 7 and 8 ridges.
Sh or t bla de
: for disks of 12 ridges.
10239 EN 03 - 2007
