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Flow chart for a in sequence aba – Rockwell Automation 1771-QI,D17716.5.126 PLASTIC MOLD.MODULE User Manual

Page 139

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5–7

Sequencing Co-injection

Publication 1771-6.5.126 – March 1998

Flow Chart for A in Sequence ABA

DYC03-B04 = 1

IPC02-B10 = 1

Wait for other screw
to reach position IPC08.

Use set-outputs INC61-64
during suspension.

TRUE

Set to suspend start
until other screw
reaches position IPC08.

FALSE

Set to enable suspension
when own screw reaches
position IPC56.

TRUE

FALSE

Run Injection Cycle
with set-outputs INC09-16

Suspend
Injection Cycle

Wait for other screw
to reach position IPC08.

Use set-outputs INC61-64
during suspension.

Other screw’s
Position

v IPC08

Time Delay
IPC07

Timer = 0

Run (resume) Injection Cycle
with set-outputs INC09-16

Start
Pack/Hold
Cycle

disable auto
to Pack/Hold

IPC02-B08 = 1

Injection ends with transition condition, 1st of:
– time

(IPC60) indicated by IPS06-B0

– screw position

(IPC61) indicated by IPS06-B1

– screw pressure

(IPC62) indicated by IPS06-B2

– cavity pressure

(IPC63) indicated by IPS06-B3

TRUE

FALSE

Own screw
Position

v IPC56

Start Injection
(DYC02-B04 = 1)

Note: Screw position values decrease going toward the mold.

Terminate injection cycle.
Use set-outputs INC33-36.

SYS21-B04 = 1

SYS03-B00 = 1

SYS03-B00 = 1

SYS02-B04 = 1

SYS22-B04 = 1

SYS21-B04 = 0