Mitsubishi AL2-10-MRD User Manual

2
Welcome, and thank you for purchasing a Mitsubishi Alpha simple application controller.
In your pack you will find:
1. Fax-back registration and free training form
2. Mitsubishi Alpha programmable controller
3. Mitsubishi Visual Logic programming software on CD
4. Programming cable
5. This quick start guide in hard copy and electronic copy on the Visual Logic CD
The purpose of this quick start guide is to provide new users with enough knowledge to get
started installing and programming Mitsubishi Alpha’s.
The Mitsubishi Alpha controllers host many advanced features. All these features are not
covered here. For a detailed discussion of advanced features please refer to the relevant
technical manuals.
Your Alpha is provided with the following manuals:
• Hardware manual – Physical and electrical information
• Programming manual – Function blocks, keypad and direct programming
• Software manual – Function blocks and programming with a PC
You can find these on your Mitsubishi Visual Logic CD.
This guide applies to both α and α2 controllers. “Alpha” refers to both α and α2.
This document will guide you through the following lessons:
1. Important features of the Mitsubishi Alpha programmable controller
2. How to wire your Alpha’s power supply, inputs and outputs
3. A Quick introduction to programming the Alpha
4. How to program your Alpha using the front keypad and LCD screen
5. A Quick introduction to Visual Logic programming software
6. How to write a simple program using your PC and Visual Logic
7. How to write a more complex program using your PC and Visual Logic
8. An example program for a Manual/Automatic Ventilation Fan
9. An example program for time switched lighting
10. Converting ladder Logic to Alpha’s Logic and Function blocks
Q u i c k S t a r t G u i d e
Mitsubishi Alpha / Alpha2
Programmable Controller
The contents of this document are subject to change without prior notice. There may be variations
from the illustrations. NHP accepts no liability for damage or injury resulting from the use of the
contents of this document. Examples in this document are for demonstration purposes only.
All rights reserved.

Mitsubishi AL2-10-MRD Specifications

General

Model	AL2-10-MRD
Category	Controller
Manufacturer	Mitsubishi
Input Type	Digital
Output Type	Relay
Number of Inputs	6
Number of Outputs	4
Power Supply	24V DC
Programming Language	Ladder Logic
Mounting	DIN Rail
Weight	0.2 kg

Summary

Introduction and System Overview

Key Features of Alpha and Alpha2 Series

Highlights key features of the Mitsubishi Alpha and Alpha2 programmable controllers.

Controller Models and Expansion Modules

Wiring and Electrical Connections

AC Power Supply and I/O Wiring

Explains how to connect AC power supply, inputs, and outputs for 100-240V AC models.

DC Power Supply and I/O Wiring

Output Terminal Wiring

Programming the Alpha Controller

Controller Operation Modes

Connecting Function Blocks to Inputs

Configuring Function Block Parameters

Connecting Function Blocks to Outputs

Visual Logic Software Usage

Visual Logic Software Installation

Visual Logic Interface and Windows

Function Block Diagram (FBD) Window

Describes the FBD window used for creating, simulating, and monitoring programs.

System Sketch Monitoring Window

Explains the System Sketch window for creating visual representations and monitoring program operation.

Visual Logic Operational Modes

Outlines the three primary modes of operation: Programming, Simulation, and Monitor.

Simulation and Monitor Mode Details

Details the functionality of Simulation mode for debugging and Monitor mode for real-time testing.

Practical Programming Examples

Creating a Simple Start/Stop Program

Program Simulation, Download, and Monitoring

Running and Reading Controller Programs

Manual/Automatic Fan Control Example

Provides steps to create a program for a ventilation fan with manual and automatic control modes.

Time Switched Lighting Control Example

Demonstrates creating a program to control lighting based on a seven-day time schedule.