FX
/FX
/FX
/FX
/FX
3S
3G
3GC
3U
M. PID Instruction (FNC 88)
1. Outline
1.1 Outline of function ....................................................................................................................... M-3
3.2 Details of Parameters.................................................................................................................. M-9
3.2.1 Sampling time (T
3.2.4 Proportional gain (K
3.2.5 Integral time (T
3.2.6 Differential gain (K
3.2.7 Differential time (T
4.1 Limit Cycle Method.................................................................................................................... M-18
4.1.2 Auto-tuning procedure ............................................................................................................... M-19
4.2 Step Response Method............................................................................................................. M-21
4.2.2 Auto-tuning procedure ............................................................................................................... M-21
6.1 Error Codes............................................................................................................................... M-28
Warranty...................................................................................................................................... i
Revised History ......................................................................................................................... ii
PLC User's Manual - Analog Control Edition
3UC
): (S3) ............................................................................................................. M-9
S
): (S3)+3................................................................................................... M-13
P
): (S3)+4 ........................................................................................................... M-13
I
): (S3)+5..................................................................................................... M-15
D
): (S3)+6..................................................................................................... M-15
D
Table of Contents
M-3
M-5
M-7
M-18
M-23
M-28
19