Automationdirect.com D4-454 PLC Manuals

Automationdirect.com D4-454 PLC Manuals

Manuals and User Guides for Automationdirect.com D4-454 PLC. We have 1 Automationdirect.com D4-454 PLC manual available for free PDF download: User Manual

Automationdirect.com D4-454 PLC User Manual

Automationdirect.com D4-454 PLC User Manual (542 pages)

Brand: Automationdirect.com | Category: Controller | Size: 29 MB

Table of Contents

Table of Contents
6
Chapter 1: Getting Started

21
- Introduction
  21
- The Purpose of this Manual
  21
- Where to Begin
  21
- Technical Support
  21
- Key Topics for each Chapter
  22
- DL405 System Components
  23
- Cpus
  23
- Bases
  23
- I/O Configuration
  23
- I/O Modules
  23
- Programming Methods
  23
- Directsoft Programming for Windows
  23
- DL405 System Diagrams
  24
- Steps to Designing a Successful System
  31
- Frequently Asked Questions
  33
Chapter 2: Installation, Wiring and Specifications

35
- Safety Guidelines
  35
- Emergency Power Disconnect
  37
- Orderly System Shutdown
  37
- Mounting Guidelines
  38
- Base Dimensions
  38
- Panel Layout and Clearances
  39
- Enclosures
  40
- Agency Approvals
  41
- Environmental Specifications
  41
- Power
  41
- Installing DL405 Bases
  42
- Three Sizes of Bases
  42
- Installing Components in the Base
  43
- CPU and Expansion Unit Wiring Guidelines
  44
- CPU Wiring
  44
- Expansion Unit Wiring
  45
- I/O Wiring Strategies
  47
- PLC Isolation Boundaries
  47
- Powering I/O Circuits with the Auxiliary Supply
  48
- Powering I/O Circuits Using Separate Supplies
  49
- Sinking / Sourcing Concepts
  50
- I/O "Common" Terminal Concepts
  51
- Connecting DC I/O to "Solid State" Field Devices
  52
- Solid State Input Sensors
  52
- Relay Output Guidelines
  54
- Transient Suppression for Inductive Loads in a Control System
  54
- I/O Modules Wiring, and Specification
  59
- Slot Numbering
  59
- Module Placement Restrictions
  59
- Module Placement
  60
- I/O Module Status Indicators
  60
- Color Coding of I/O Modules
  60
- Wiring the Different Module Connectors
  61
- Wiring 32 and 64 Point I/O Modules
  62
- I/O Wiring Checklist
  63
- DL405 Input Module Chart
  64
- DL405 Output Module Chart
  64
Chapter 3: CPU Specifications and Operation

80
- Overview
  80
- General CPU Features
  80
- CPU Electrical Specifications
  81
- CPU Specifications
  82
- Toggle Switch Functions
  83
- Status Indicators
  84
- Communication Ports
  85
- Port 0 Specifications
  85
- Port 1 Specifications
  86
- Port 2 Specifications
  87
- Port 3 Specifications
  88
- Using Battery Backup
  89
- CPU Setup Information
  90
- Setting the Clock and Calendar
  90
- Variable/Fixed Scan Time Feature
  90
- Password Protection
  90
- Clearing an Existing Program
  90
- Initializing System Memory
  91
- Setting Retentive Memory Ranges
  91
- CPU Operation
  92
- CPU Operating System
  92
- Program Mode Operation
  93
- Run Mode Operation
  93
- Read Inputs
  94
- Read Inputs from Specialty and Remote I/O
  94
- Service Peripherals and Force I/O
  94
- Update Special Relays and Special Registers
  95
- CPU Bus Communication
  95
- Update Clock, Special Relays and Special Registers
  96
- Solve Application Program
  96
- Solve PID Loop Equations
  97
- Write Outputs
  97
- Write Outputs to Specialty and Remote I/O
  97
- Diagnostics
  97
- I/O Response Time
  98
- Is Timing Important for Your Application
  98
- Normal Minimum I/O Response
  98
- Improving Response Time
  99
- CPU Scan Time Considerations
  100
- Initialization Process
  101
- Reading Inputs
  101
- Update Clock/Calendar, Special Relays, Special Registers
  101
- Reading Inputs from Specialty I
  102
- CPU Bus Communications
  103
- Writing Outputs
  103
- Writing Outputs to Specialty I
  104
- Diagnostics
  104
- Application Program Execution
  105
- Program Control Instructions
  105
- PLC Numbering Systems
  106
- PLC Resources
  106
- V-Memory
  107
- Binary-Coded Decimal Numbers
  107
- Hexadecimal Numbers
  107
- Memory Map
  108
- Octal Numbering Systems
  108
- Discrete and Word Locations
  108
- V-Memory Locations for Discrete Memory Areas
  108
- Input Points (X Data Type)
  109
- Output Points (y Data Type)
  109
- Control Relays (C Data Type)
  109
- Timers and Timer Status Bits (T Data Type)
  109
- Timer Current Values (V Data Type)
  110
- Counters and Counter Status Bits (CT Data Type)
  110
- Counter Current Values (V Data Type)
  110
- Word Memory (V Data Type)
  110
- Stages (S Data Type)
  111
- Special Relays (SP Data Type)
  111
- Remote I/O Points (GX and GY Data Type)
  111
- System Parameters (V Data Type)
  112

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