AutomationDirect CLICK Series Manual page 7

Table of Contents
Standard PLC Units .................................................................................................. 2–4
Built-in I/O (Standard PLC Units) ............................................................................. 2–4
Analog PLC Units ..................................................................................................... 2–5
Built-in I/O (Analog PLC Units) ................................................................................. 2–5
Ethernet Basic PLC Units ........................................................................................... 2–6
Built-in I/O (Ethernet Basic PLC Units) ..................................................................... 2–6
Ethernet Standard PLC Units .................................................................................... 2–7
Built-in I/O (Ethernet Standard PLC Units) ............................................................... 2–7
Ethernet Analog PLC Units ....................................................................................... 2–8
Built-in I/O (Ethernet Analog PLC units) ................................................................... 2–8
Communication Ports ............................................................................................. 2–9
Memory .................................................................................................................. 2–9
I/O Modules ............................................................................................................ 2–10
Power Supply ......................................................................................................... 2–13
Programming Software ........................................................................................... 2–14
PC Requirements .................................................................................................... 2–14
Data Types, Memory, and Numbering System ...................................................... 2–15
Data Types . .......................................................................................................... 2–15
Memory Types ....................................................................................................... 2–16
I/O Numbering System .......................................................................................... 2–18
PLC Operation ......................................................................................................... 2–19
Introduction ........................................................................................................... 2–19
PLC Operating System ........................................................................................... 2–19
PLC Operating Modes ............................................................................................ 2–20
Stop Mode ............................................................................................................ 2–20
Run Mode ............................................................................................................. 2–20
Read Inputs ........................................................................................................... 2–21
Service Peripherals and Force I/O .......................................................................... 2–21
Update System Control (SC) Relays and System Data (SD) Registers ..................... 2–22
Solve Application Program .................................................................................... 2–22
Write Outputs ....................................................................................................... 2–22
Diagnostics . .......................................................................................................... 2–22
Power Budgeting ..................................................................................................... 2–23
What is Power Budgeting? ..................................................................................... 2–23
Power Budget Calculation ...................................................................................... 2–24
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CLICK PLC Hardware User Manual, 6th Edition, Rev. F – C0-USER-M