Rockwell Automation PLC-5 Fieldbus Solutions for Integrated Architecture User Manual - Manual (Page 90)

Publication 1757-UM006A-EN-P - May 2002
4-4 Configurating the 1757-FIM
Example Application and Control Strategy for Procedural
Reference
Figure 4.2 shows a process feed and recycle line application being
controlled through a ProcessLogix control strategy loaded in a Control
Process Module (CPM) and associated Control Execution Environment
(CEE). This sample application and control strategy will be used for
reference to illustrate the applicability of functions in the following
procedures
Figure 4.2 Sample Application and Control Strategy Integrating Fieldbus Devices
with a ProcessLogix System as the Supervisory Control.
AI
AO
CPM/
CEE
FIM
L
L
LL
LL
DI
DO
DEVCTL
IOM
DI
IOM
DO
FTRIG
CPM/CEE
CM102
ST3000FF
Smart Pressure
Transmitter
Logix 1400
Valve Positioner
Surge Tank
T-106
2000 Gallons
SP = 50%
HI=70%
LO=25% HIHI=85%
LOLO=15%
Feedback Command
Recycle
Feed
100
gal/min
Nominal
Interlocks
Recycle Pump
Shut Off at LOLO
Restart at 35%