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Mitsubishi Electric MELSEC iQ-F FX5 - Page 623

Mitsubishi Electric MELSEC iQ-F FX5
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35 CPU MODULE BUILT-IN ANALOG FUNCTION
35.5 Function (PID Control Via Instruction)
621
35
Program
MOV
X10
SM402
D511.4
X10
M4
ST0
M4
M4
ST0<D502
D511.4
MOV
MOV
MOV
MOV
MOV
SD6300
K500
K500
SET
SET
K50
K2000
K0
K-50
SET
RST
RST
D510PID
< ST0 D502
D500
RST
D500
D510
D511.0
D511.6
D535
D536
D537
D538
D511.4
SM6301
D502
D502
M4
ST0
Y1
END
OUTHS ST0 K2000
Auto-tuning is started
Initial pulse
Auto-tuning is executed
Auto-tuning is executed
Auto-tuning is executed
Auto-tuning is executed
Auto-tuning is started
Heater operation
cycle
Auto-tuning is executed
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 auto-tuning mode is set to
limit cycle method
The PV value threshold
(hysteresis) width (SHPV) is
set to 5.0°C
PID instruction
initial setting
FX5-4AD-TC-ADP
Measured temperature value
CH1: SD6300
0: Enable
1: Disable
Heater output control
The output value upper limit
(ULV) is set to ON for 2 sec.
The output value lower limit
(LLV) is set to ON for 0 sec.
The wait setting parameter (kW)
from the end of tuning cycle to
PID control start is set to -50
(wait is not provided)
Auto-tuning is started
FX5-4AD-TC-ADP is set to used CH
CH1: SM6301
The PID output is initialized
PID instruction
drive
Auto-tuning is executed
The heater operation
cycle is set to 2 sec.
Preset
Heater output

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