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Mitsubishi MELSEC A1SY42 - User Manual

Mitsubishi MELSEC A1SY42
149 pages
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AMITSUBISHI
PROGRAMMABLE CONTROLLERS

Table of Contents

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Mitsubishi MELSEC A1SY42 Specifications

General IconGeneral
CategoryController
Rated Load Voltage24 V DC
Product NameMELSEC
TypeOutput Module
Rated Load Current0.1A per point
Maximum Load Current2 A
OFF Leakage Current0.1mA
ON Voltage Drop1.5 V
Output TypeTransistor (Sink)
External Wiring Connection MethodConnector
Weight0.2kg

Summary

AIS Module Descriptions

System Selection and Configuration

Step 1: Input Module Selection

Provides a flowchart to guide the selection of appropriate input modules based on specifications.

Step 2: Output Module Selection

Offers a flowchart for selecting output modules based on type, voltage, and current ratings.

Step 3: Special Function Module Selection

Guides users through selecting special function modules based on application requirements.

Step 4: Power Supply Module Selection

Details the selection process for power supply modules, including notes on current consumption.

Step 5: Base Unit Selection

Explains how to choose the correct base unit based on the number of required I/O slots and current.

Installation

Installing and Removing AIS Modules

Guides on safely installing and removing AIS modules from the base unit.

Wiring

Power Supply Module Wiring

Provides wiring guidelines for power supply modules, including transformer usage.

IO Equipment Wiring

Gives wiring instructions for I/O equipment, including cable size, separation, and grounding.

Grounding Procedures

Explains proper grounding procedures for the PLC, including independent and joint grounding methods.

Programming

Contact Instructions

Explains contact instructions: LD, LDI, AND, ANI for operation start and series connection.

Connection Instructions

Details ladder block series (ANB) and parallel (ORB) connection instructions.

Operation Result Management (MPS, MRD, MPP)

Explains MPS, MRD, and MPP instructions for managing operation results.

Output Instructions (OUT)

Details OUT instructions for bit devices, timers, and counters.

Bit Device SetReset (SET, RST)

Describes SET and RST instructions for setting and resetting bit devices.

Edge-Triggered Output (PLS, PLF)

Explains PLS and PLF instructions for generating single-scan pulses.

Bit Device Output Reverse (CHK)

Details the CHK instruction for reversing bit device output status.

Shift Instructions (SFT, SFTP)

Explains SFT and SFTP instructions for shifting bit device status.

Master Control Instructions (MC, MCR)

Describes MC and MCR instructions for controlling program execution blocks.

A1 S Application Examples

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