FX
3G
/FX
3U
/FX
3UC
PLC User's Manual - Analog Control Edition
PID Instruction (FNC 88)
M-27
5 Example of Practical Programs (for Step Response Method)
5.3 Program example of auto-tuning (step response method)
K
FX
3U
-4AD-PNK
-ADP
L
FX
3U
-4AD-TC
-ADP
M
PID Instruction
(FNC 88)
M1
PID operation
K2000
T246
T246
T246 D502 Y021
M8067
Error flag
Y020
END
Heater operation cycle timer
(2 sec)
The heater operation cycle timer
is preset.
Heater output
Error occurs.
RST T246
M1
PID
operation
M1
PID operation
FNC226
LD <