Pid Control For Switching Multiple Set Points - Omron CS1W-LC001 Operation Manual

Basic Examples of PID Control
5-1-3

PID Control for Switching Multiple Set Points

154
Function blocks used: Basic PID (Block Model 011)
Register multiple Set Points for switching in advance to the Constant Selector
block. Connect the DI Terminal from CPU Unit block to the Constant Selector
block, and switch the Local Set Points of the Basic PID block according to the
I/O memory (contacts) of the CPU Unit.
Use the Field I/O Terminal blocks (AI 4-point/AO 4-point Terminal blocks,
etc.) as the analog input/outputs.
Set Point
switching
PV PID MV
AI 4-point
Terminal
Analog input
Block Model 586
AO 4-point
Analog output
Terminal
Block Model 587
Contact Selector (Block Model 165)
DI Terminal from CPU Unit (Block Model 451)
CPU Unit I/O's
memory
Contact
Distributor
Block Model 201
Contact Selector
Block Model 165
PV
Basic PID
Block Model 011
MV
Section
Contact switching
DI Terminal from
CPU Unit
Block Model 451
LSP
5-1