10.1 Features .......................................................................................................................10-1
10.2 PID Control ..................................................................................................................10-1
10.3 PID Control Operation ..................................................................................................10-2
10.3.1 Terms .............................................................................................................................. 10-2
10.3.2 PID Expressions ............................................................................................................. 10-2
10.3.3 P Control ......................................................................................................................... 10-3
10.3.4 PI Control ........................................................................................................................ 10-4
10.3.5 PID Control ..................................................................................................................... 10-5
10.4 PID Instructions ............................................................................................................10-6
10.4.1 PID Loop States ............................................................................................................. 10-6
10.4.2 PID Instruction Group ..................................................................................................... 10-7
10.5 PID Flag Configuration .................................................................................................10-9
10.5.1 Common Bit Area ............................................................................................. .........10-11
10.5.2 Individual Data Area ..................................................................................................... 10-14
10.6 Convenient Additional Functions of PID Instructions .................................................10-21
10.6.1 Various PID-based control methods ............................................................................. 10-21
10.6.2 Operation and function of anti wind-up ........................................................................ 10-21
10.6.3 Operation and function of Auto-tuning (AT) .................................................................. 10-21
10.6.2 Operation and function of cascade (CAS) .................................................................... 10-21
10.7 How to Use PID Instructions ......................................................................................10-22
10.7.1 Hardware Configuration ............................................................................................... 10-22
10.7.2 Program example 1 ...................................................................................................... 10-21
10.7.3 PID controlling .............................................................................................................. 10-26
10.7.4 How to start up using AT (Auto-tuning) ....................................................................... 10-32
10.7.5 Program example 2 ...................................................................................................... 10-33
10.7.6 Startup using PWM ....................................................................................................... 10-34
10.7.7 Cascade startup ........................................................................................................... 10-35
CHAPTER 11 Installation and Wiring......................................................... 11-1~11-12
11.1 Installation...................................................................................................................... 11-1
11.1.1 Installation environment.....................................................................................................11-1
CHAPTER 10 Built-in PID Functions .....................................................10-1~10-35
To Next Page
Loading...