Mitsubishi Electric MELSEC iQ-F FX5 User Manual page 77

Program
SM402
Initial pulse
SM402
Initial pulse
SM402
Initial pulse
X11
PID control
is started
X11
PID
PID control
is started
M3
PID operation
is executed
ST0
Heater operation
cycle
M3
PID operation
is executed
M3
< ST0 D502
ST0<D502 PID operation
is executed
MOV K5000 D500
MOV K500 D510
SET D511.0
SET D511.5
MOV K2000 D532
MOV K0 D533
MOV K3000 D513
MOV K2000 D514
MOV K5000 D516
RST SM6021
D502
RST
D500 SD6022 D510 D502
M3
OUTHS ST0 K2000
RST ST0
Y1
END
The target value is
set to 50°C
The sampling time is
set to 500 ms
The operation direction
is set to backward
operation
The upper and lower
limits of output value
is set to valid
The output value upper
limit is set to ON for 2 sec.
The output value lower
limit is set to ON for 0 sec.
The proportional gain is
set to 3000 %
The integral time is set to
2000×100 ms
The differential time is
set to 5000×10 ms
The built-in analog is set to used CH.
CH1: SM6021
CH2: SM6061
The PID output is initialized
Built-in analog monitor
PID instruction CH1: SD6022
drive
CH2: SD6062
PID operation is executed
The heater operation
cycle is set to 2 sec
Preset
Heater output
9 PID CONTROL FUNCTION
9.8 Examples of Program
PID instruction initial setting
0: Enable
1: Disable
Heater output control
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