1. Catalogs
  2. MITSUBISHI Automation
  3. MELSEC Process Control Catalog
video corpo

MELSEC Process Control Catalog

MELSEC Process Control Catalog
1 / 13 PagesView full catalog

MELSEC Process Control Catalog

Product catalog summary
Overview: The document details the MELSEC Process Control system by Mitsubishi Electric, emphasizing its reliability, flexibility, and cost-effectiveness compared to traditional DCS systems. It highlights the system's capability to manage complex process controls efficiently.
Specifications: The MELSEC system supports advanced loop control instructions, including two-degree-of-freedom PID, sample PI, and auto-tuning. It offers high-speed PID operations and is designed to be a cost-effective alternative to conventional DCS systems.
System Design and Flexibility: The MELSEC process CPU allows for flexible system design, reducing costs. It supports loop and sequence control, enabling high-speed simultaneous execution and can be expanded for motion and information control applications.
Programming and Maintenance: PX Developer software simplifies loop control program creation using function blocks and parameters. It supports IEC61131-3 compliant programming and allows module replacements online without stopping the CPU.
Reliability and Maintainability: Features like channel isolation, high accuracy, and robust alarm functions enhance reliability. The system supports a wide range of applications.
Application Examples: Examples include applications in food manufacturing and chemical plants, particularly in level and temperature control using cascade control loops.
Key Features: The system offers high-speed loop control, easy integration of multiple controllers, and reduced installation space. It supports advanced control features like feed-forward control and bumpless mode switching.
Conclusion: The MELSEC Process Control system is a versatile solution for industrial automation, offering improvements in design flexibility, cost reduction, and reliability.
Specifications Overview: Key specifications include interrupt pointer, data types, control loops, communication ports, program capacity, and external dimensions.
Control and Communication Features: The system supports high-speed loop control, online module changes, and multiple CPU systems.
Module Specifications: Descriptions include channel isolated analog modules, temperature control modules, and pulse input modules.
Software and Programming: PX Developer supports process control programming with function blocks and process tag names.
PX Developer Overview: The software complies with IEC61131-3 standards, automates device memory address assignments, and supports program standardization.
Programming Features: Supports Function Block Diagram language, allowing creation of multiple programs with various function blocks for control operations.
Control and Monitoring: Offers tuning and monitoring functions, including real-time and historical trend graphs, and supports external applications.
Tool Functions: Includes project creation, parameter setting, tag registration, and supports online monitoring and diagnostics.
Hardware Compatibility: Lists compatible Q Series models and components, detailing specifications and capabilities.
Compatibility and Usage Instructions: Compatible with older Windows versions; users should read manuals thoroughly for proper usage.
Product Design and Application: Designed for general industrial use, not for applications related to human life without consultation.
Quality Control and Safety Measures: Users should implement backup functions; Mitsubishi disclaims liability for damages not caused by their products.
Export Information: No export permission required from Japan's Ministry of International Trade and Industry.
Contact Information: Provides contact details for Mitsubishi Electric offices worldwide.
See more

Catalog excerpts

MELSEC Process Control Catalog-2

Ңހ Process instructions for advanced loop control such as two degree of freedom PID, sample PI and auto-tuning instructions. ➁ High-speed PID operation realizing an increase in the number of control loops. ■ Design of a system with outstanding cost performance is realized, providing an alternative to a conventional DCS system. > With included features such as, channel isolation, high accuracy, high resolution, range of alarm and input signal detection functions, the scope of application processes are increased. > Increased loop scale ➀ Loop control programs can be created easily by pasting and...

 Open the catalog to page 2
MELSEC Process Control Catalog-3

MELSEC Process Control Design a process control system using DCS with PLCs. (The PLC requires sufficient loop control and analog processes for the process application.) Օ Easily design modify and maintain a system containing both loop control and sequence control.Conventional process control systems were designed using separate controllers for loop control and sequence control. Easily create loop control programs. > ՕSoftware for each controller is different.Program for data transmission between controllers is complicated. Design, modify, and maintenance of programs was time consuming. Օ Expand...

 Open the catalog to page 3
MELSEC Process Control Catalog-4

MELSEC Process Control Personal computer for monitoring and engineering (FBD software package for process control) > Personal computer for engineering Process CPU (MELSEC PLC Programming software) > RS-232/USB Analog module Analog module I/O module Process CPU > MELSECNET/H, Ethernet (10/100Mbps) ՕRemote I/O module Process CPU Display device ՕRemote master station Channel isolated/non-isolated analog module ՕI/O module > MELSECNET/H remote I/O network Loop control ՕSequence control Remote I/O module > ՕRemote I/O module Channel isolated/non-isolatedanalog moduleՕI/O module >

 Open the catalog to page 4
MELSEC Process Control Catalog-9

MELSEC Process Control > Same as programming toolPC/AT compatible personal computer running Windows NT4.0 or 2000. Display resolution 800 x 600 or higher.Օ Number of process CPU modules under monitor: Maximum 8 CPU modules (up to eight process CPU modules under monitor from one personal computer.) Number of monitor tags : Maximum 3,840Specifications ItemA faceplate modeling on process regulator is displayed to monitor and adjust (change the operation mode, SV/MV values, etc.) the loop control tags and digital tags. The pop-up tuning screen can be opened from this screen. Օ 8 faceplates/screen...

 Open the catalog to page 9
MELSEC Process Control Catalog-10

MELSEC Process Control The latest two alarms or event messages are displayed. > Each monitor function (control panel, trend graph, faceplate, tuning panel, alarm list, event list screen) is displayed in this area. The PX Developer monitor tool does not contain functions to create graphic screens. An optional tool is required to add the graphic functions. The monitor function is created by combining this tool with the monitor tool. > The programs and user defined FBs are created in this window. The project parameters, applicable modules, tags, program names and execution cycle, etc., are set in...

 Open the catalog to page 10

All MITSUBISHI Automation catalogs and technical brochures

  1. MR-FAMILY

    117  Pages

  2. FR-A741

    4  Pages

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.