Festo Checkbox Compact CHB-C-C, Руководство пользователя

Страница: 21 / 138

1. System summary
1-5
Festo P.BE-CB-COMP-EN en 0211a
1.3 Scope of functions
Functions of the Checkbox Compact Classic PLC
Quality check
– Checking the quality, e.g. with rotary and
milling parts
– Machine sorting of faulty and foreign parts
? ?
Position check (nominal orientation)
– Position-orientated supply of good parts to
the following machine
– Return of incorrectly orientated good parts
to the small parts conveyor
? ?
Buffer zone check
– Return of good parts when buffer zone is
full If conveyed parts block the buffer zone
for a long period, the small parts conveyor
will be switched off.
– A check of the position and of the buffer
zone can be made at the same time.
? ?
Buffer zone hysteresis
Monitoring the buffer zone with two sensors
for the delayed switching of the small-parts
conveyor (hysteresis).
-
?
Good parts counting with preselected
number of items
A continuous counter ascertains the sum of all
the good parts
– Transport of defined amounts of compo-
nents by specifying a nominal number of
good parts
– Nominal number freely selectable for each
parts type
-
?