Siemens SIMATIC S5 Manual page 144
Ip 244 temperature controller with function block fb 162
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Also See for SIMATIC S5:
- Manual (396 pages) ,
- Equipment manual (197 pages) ,
- Operating instructions manual (43 pages)
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Special Functions for Plastic Machines
Setpoint temperature
of material
Cascade
–
"ON"
PI
Master controller
.
S0
Switch:
.
S1
Switch:
Evaluation
factor:
*F1
B1
Limiter:
SF1
SB1
Setpoint:
SZ (cumulative
setpoint)
–
Zone
PID
controller:
Zone heating:
.
Zone wall
temperature:
S0
to
*F1
to
B1
to
SB1
to
SZ1
to
Fig. 3.2.6/1 Cascaded control for an extruder
4–78
.
.
S2
*F2
*Fn
B2
SF2
SB2
SBn
SZ2
–
PID
PID
.
Extruder
S12
Software switches
*F12
Evaluation factors
B12
Limiters
SB12
Active setpoints of the individual controllers
SZ12
Cumulative setpoints
Actual
value
smoothing
(1 cycle)
.
S12
Sn
*F12
Bn
B12
SF12
SFn
SB12
SZ12
SZn
–
–
PID
. .
.
Temperature of
material:
C79000–B8576–C860–02
Cycle
triggering
Machine
IP244
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