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Operation Using
a Programmable Logic Controller (PLC)
Color Change Sequence
YES
YES YES
NO
NO
NO
NO
YES
NO
YES
YES
Write Goto Recipe Number
(0,1 - 60) to Input Register 07
Recipe Change System
Command
Write ‘3’ to Input Register 00
Is system in Standby
with no alarm conditions?
Is purge complete and
are pumps primed?
Is material filled out to
mix manifold?
Fill material out to mix
manifold.
System Mode = Recipe
Change: Fill
(Output Register 00 = ‘5’)
No action taken.
Either pumps are currently
running or an alarm condition
exists.
System Mode = Recipe
Change
(Output Register 00 = ‘2’)
Purge Material B out gun.
System Mode = Recipe
Change: Purge B
(Output Register 00 = ‘4’)
Pump will flush then prime.
Purge Material A out gun.
System Mode = Recipe
Change: Purge A
(Output Register 00 = ‘3’)
Pump will flush then prime.
Is Material B
changing?
Is Material A
changing?
Is mix fill complete?
NO
Mix material out to gun.
System Mode = Mix Fill
(Output Register 00 = ‘6’)
System Mode = Standby:
Mix Ready
(Output Register 00 = ‘11’)
4
4
332564B