Process control options – Rockwell Automation 1771-QI,D17716.5.126 PLASTIC MOLD.MODULE User Manual
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6–2
Module Specifications
Publication 1771-6.5.126 – March 1998
The following table lists process control options.
Phase:
Type of Profile:
Mode:
Injection phase: 10-step profile with
selectable transition
velocity vs. position
or
velocity vs. position pressure limited
or
injection pressure vs. position
or
injection pressure vs. time
open/closed with ERC
open/closed with ERC
open/closed with ERC
open/closed with ERC
Selectable Transition dependent on:
S Time
S Ram (screw) pressure
S Cavity pressure
S or Ram (screw) position
N/A
N/A
Pack phase: 5-step profile
ram (screw) pressure vs. time
or
cavity pressure vs. time
open/closed with ERC
open/closed with ERC
Hold phase: 5-step profile
ram (screw) pressure vs. time
or
cavity pressure vs. time
open/closed with ERC
open/closed with ERC
Plastication phase: 10-step profile
backpressure vs. position
or
backpressure vs. time
or
screw RPM vs. position
or
screw RPM vs. time
open/closed with ERC
open/closed with ERC
open/closed with ERC
open/closed with ERC
Alarms
Process
Programming
N/A
Control Options
P, I, PI, PD, PID, and FF
Expert Response Compensation
Open/Closed Loop
N/A
Process Control Options