PLC Based Process Control Engineering Guide – Omron – 1st Edition

Introduction
About this Manual
About Loop Controllers
Notice:
Read and Understand this Manual
SECTION 1
Outline of PLC-based Process Controller
1-1 Features of PLC-based Process Control
1-2 Point of Loop Controller
1-3 Internal Mechanism of Loop Controller
1-4 Outline Outline of Procedures to build PLC-based Process Control System
SECTION 2
Procedures to Build PLC-based Process Control System
2-1 Design
2-2 Setting up the Hardwares
2-3 Initial Setting of PLC on CX-Programmer
2-4 Programming Offline for Loop Controller
2-5 Transferring the program to the Loop Controller
2-6 Test Run with CX-Process Tool
2-7 Creating Monitor Screen for NS Series PT
SECTION 3
3-1 HMI Function
3-2 Connections via Ethernet
3-3 Monitoring by CX-Process Monitor Plus
3-4 Scaling
3-5 Order of Operations
3-6 Load Rate of the Loop Controller
3-7 External I/O Response Time
3-8 Errors and Alarm Troubleshooting
3-9 Contents of a CSV Tag File
3-10 List of Function Blocks
SECTION 4
Application Cases
4-1 Cascade Control
4-2 Split Control
4-3 Position-propotional Control (Motor Opening Manipulator)
4-4 Process Control with Dead Band (Sample PI Control)
4-5 Proccess Control with Dead Band (Smith Dead Time Compensation Control)
4-6 Temperature and Pressure Correction (Vortex Flowmeter)
4-7 Temperature and Pressure Correction (Differential Pressure Flowmeter)
4-8 Temperature and Pressure Correction (Variable Area Flowmeter)
4-9 Average Temperature Control for Constant Temperature Bath (With bias for input and output)
4-10 Average Temperature Control for Constant Temperature Bath
4-11 Calorie Control of Mixed Gas
4-12 Neutralizing of Acid Discharged Water
4-13 Arithmetic Operation (Addition or Subtraction)
4-14 Arithmetic Operation (Division)
4-15 Arithmetic Operation (Multiplication)
4-16 Arithmetic Operation (Average Value)
4-17 Time-proportional Output Controller
4-18 Neutralization Control (Acid and Alkali Control)
4-19 Electric Valve Control by Electric Positionner
4-20 Dead Band Control (With Deviation Alarm)
4-21 Flow Rate Control
SECTION 1
Outline of PLC-based Process Controller
1-1 Features of PLC-based Process Control
1-1-1 Outline
1-1-2 Features
1-1-3 Basic System Configuration
1-2 Point of Loop Controller
1-3 Internal Mechanism of Loop Controller
1-3-1 Loop Controller Mechanism
1-4 Outline Outline of Procedures to build PLC-based Process Control System