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Operation Using a Programmable Logic Controller (PLC)
Mixing
Mixing
Mixing Sequence
Sequence
Sequence
System Mode =
Standby: Mix Ready
?
(Output Register 00 = ‘1 1’)
Mix Fill Complete?
Mix Fill or Mix System
Command W rite ‘4’ or ‘5’
to Input Register 00
No action taken.
Mix Unit #1 is not in valid
state for mixing. Confirm
pumps are on, a recipe
is loaded, and there are
no existing alarm
conditions.
A re cipe is loa de d in the
pumps but not yet filled
out to the gun. Mixed
material is pumped out
to the gun.
System Mode = Mix Fill
(Output Register 00 = ‘6’)
No gun trigger signal
for longer than Mix Idle
timeout.
System Mode = Mix Idle
(Output Register 00 = ‘8’)
Gun is filled, Mix Unit #1
is put into Standby .
System Mode =
Standby: Mix Ready
(Output Register 00 = ‘1 1’)
NO
System Mode =
Standby: Fill Ready
?
(Output Register 00 = ‘12’)
System Mode = Mix
(Output Register 00 = ‘7’)
YES
YES
NO
NO
Gun Trigge r = ON?
Mix Idle Time out
expired?
NO
YES
YES
NO
YES
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