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CJ2 CPU Unit Hardware User’s Manual
Section 3 Nomenclature and Functions
3-1 CPU Units ................................................................................................................................. 3-2
3-1-1 CPU Section................................................................................................................................3-2
3-1-2 Built-in EtherNet/IP Section (CJ2H-CPU6
@-EIP and CJ2M-CPU3@ Only) ...............................3-8
3-2 Memory Card.......................................................................................................................... 3-13
3-2-1 Models and Specifications ........................................................................................................3-13
3-2-2 Operating Procedures...............................................................................................................3-13
3-2-3 Installing and Removing............................................................................................................3-14
3-3 Pulse I/O Modules (CJ2M CPU Unit Only) ........................................................................... 3-17
3-3-1 Models and Specifications ........................................................................................................3-17
3-3-2 Part Names and Functions........................................................................................................ 3-17
3-4 Serial Option Boards (CJ2M-CPU3@ Only) ......................................................................... 3-20
3-4-1 Overview ...................................................................................................................................3-20
3-5 Power Supply Units ............................................................................................................... 3-21
3-5-1 Models and Specifications ........................................................................................................3-21
3-5-2 Components..............................................................................................................................3-24
3-5-3 Selecting a Power Supply Unit..................................................................................................3-27
3-6 CJ-series Basic I/O Units ...................................................................................................... 3-28
3-6-1 Basic I/O Units with Terminal Blocks......................................................................................... 3-28
3-6-2 Thirty-two/Sixty-four-point Basic I/O Units with Connectors......................................................3-30
3-7 I/O Control Units and I/O Interface Units ............................................................................. 3-32
3-7-1 Component Names...................................................................................................................3-32
3-7-2 System Configuration................................................................................................................3-32
Section 4 Support Software
4-1 Support Software..................................................................................................................... 4-2
4-1-1 CX-One FA Integrated Tool Package ..........................................................................................4-2
4-2 Connection Methods ............................................................................................................... 4-5
4-2-1 Connecting by USB.....................................................................................................................4-5
4-2-2 Connecting by RS-232C .............................................................................................................4-7
4-2-3 Connecting to Ethernet (CJ2H-CPU6@-EIP and CJ2M-CPU3@ Only) ......................................4-9
Section 5 Installation
5-1 Fail-safe Circuits...................................................................................................................... 5-2
5-2 Installation................................................................................................................................ 5-4
5-2-1 Installation and Wiring Precautions.............................................................................................5-4
5-2-2 Installation in a Control Panel .....................................................................................................5-6
5-2-3 Assembled Appearance and Dimensions ...................................................................................5-8
5-2-4 Connecting PLC Components................................................................................................... 5-13
5-2-5 DIN Track Installation ................................................................................................................5-15
5-2-6 Connecting CJ-series Expansion Racks ...................................................................................5-17
5-3 Wiring ..................................................................................................................................... 5-20
5-3-1 Power Supply Wiring.................................................................................................................5-20
5-3-2 Wiring CJ-series Basic I/O Units with Terminal Blocks .............................................................5-27
5-3-3 Wiring Basic I/O Units with Connectors ....................................................................................5-29
5-3-4 Connecting to Connector-Terminal Block Conversion Units or I/O Relay Terminals................. 5-33
5-3-5 Connecting Pulse I/O Modules to External I/O Devices (CJ2M CPU Unit Only).......................5-33
5-3-6 Connecting I/O Devices ............................................................................................................5-35
5-3-7 Connecting through an Ethernet Cable (CJ2H-CPU6
@-EIP and CJ2M-CPU3@ Only)............5-39
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