Omron CJ2 CPU UNIT - Removing the Memory Card

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3-15

3 Nomenclature and Functions

CJ2 CPU Unit Hardware User’s Manual

3-2 Memory Card

3-2-3 Installing and Removing

1 Press the Memory Card power supply switch.

2 Press the Memory Card eject button after the BUSY indicator is no longer lit.

The Memory Card will be ejected from the compartment.

3 Pull out the Memory Card.

4 Install the Memory Card cover when a Memory Card is not being used.

Removing the Memory Card

Memory Card

power supply switch

Memory Card eject button

BUSY indicator

Main Page

Introduction7
- Applicable Products7
- Intended Audience7
CJ2 CPU Unit Manuals8
- Manual Configuration9
- Hardware User’s Manual (Cat. No. W472)9
Manual Structure11
- Page Structure11
- Special Information11
- Additional Information11
Sections in this Manual13
- Table of Contents15
- Application Considerations20
- Suitability for Use20
Safety Precautions23
- Definition of Precautionary Information23
- Symbols24
Application Precautions27
- Power Supply27
- Installation27
- Wiring28
- Handling28
- External Circuits31
Operating Environment Precautions32
Regulations and Standards33
- Conformance to Shipbuilding Standards34
- Usage Conditions for NK and LR Shipbuilding Standards34
Unit Versions of CJ2 CPU Units35
- Notation of Unit Versions on Products35
- Confirming Unit Versions with Support Software35
- PLC Information35
- Unit Manufacturing Information36
- Unit Versions and Programming Devices39
- Pull-Down List for PLC Models39
- Troubleshooting Problems with Unit Versions on the CX-Programmer40
Related Manuals41
- Overview43
Overview of CJ2 CPU Units44
- CJ2H CPU Units45
- CJ2M CPU Units45
- Overview45
- CJ2 CPU Unit Features46
Basic Operating Procedure54
- Connecting Online to the PLC54
- I/O Allocations54
- Setting Devices and Hardware54
- General Specifications55
- Performance Specifications56
Index57
- Function Specifications63
  - Basic System Configuration and Devices71
  - Expanded System Configuration71
Basic System Configuration72
- CPU Rack72
- Configuration Units84
- Calculating Unit Current Consumption92
- Calculating Power Consumption95
Expanded System Configuration97
- Serial Communications97
- System Configuration Example98
- Communications Networks99
CPU Units102
- CPU Section102
  - Nomenclature and Functions102
- Built-In Ethernet/Ip Section (CJ2H-CPU6@-EIP and CJ2M-CPU3@ Only)108
Memory Card113
- Models and Specifications113
- Operating Procedures113
  - Before Using a Memory Card114
  - Installing the Memory Card114
- Installing and Removing114
  - Removing the Memory Card115
  - Installing the Memory Card into a Personal Computer116
Pulse I/O Modules (CJ2M CPU Unit Only)117
- Models and Specifications117
- Part Names and Functions117
Serial Option Boards (CJ2M-CPU3@ Only)120
- Overview120
Power Supply Units121
- Models and Specifications121
- Components124
- Selecting a Power Supply Unit127
- Basic I/O Units with Terminal Blocks128
- Interrupt Input Units128
CJ-Series Basic I/O Units128
- Input Signal Width129
- Thirty-Two/Sixty-Four-Point Basic I/O Units with Connectors130
- Sixty-Four-Point Units131
I/O Control Units and I/O Interface Units132
- System Configuration132
- Component Names132
  - Support Software133
4-1 Support Software134
- CX-One FA Integrated Tool Package134
- Support Software134
Connection Methods137
- Connecting by USB137
- Connecting by RS-232C139
- Setting the Communications Protocol140
- Connecting to Ethernet (CJ2H-CPU6@-EIP and CJ2M-CPU3@ Only)141
  - Installation145
Fail-Safe Circuits146
- Managing CPU Unit Errors146
- Managing Output Malfunctions146
- Order of Powering up the CPU Unit and Controlled System146
- Electrical Diagram147
- Emergency Stop Circuit147
- Interlock Circuits147
- Accessibility for Operation and Maintenance148
- Improving Noise Resistance148
- Installation and Wiring Precautions148
  - Installation in Cabinets or Control Panels148
  - PLC Orientation149
  - Control Panel Installation Dimensions150
- Installation in a Control Panel150
  - Routing Wiring Ducts151
  - Wiring Ducts151
- Assembled Appearance and Dimensions152
  - 20-MM-Wide Units153
  - Design Example for Width W155
  - Installation Height156
- Connecting PLC Components157
- DIN Track Installation159
- DIN Track and Accessories160
- Connecting CJ-Series Expansion Racks161
  - CS/CJ-Series I/O Connecting Cables161
  - Cable Connections162
  - Connecting the Simple Locking Connectors162
  - AC Power Source164
  - AC Power Supply Units164
  - Isolation Transformer164
- Power Supply Wiring164
  - Crimp Terminals165
  - DC Power Supplies166
  - Power Supply Capacity166
  - Wiring in Which the 24-V Power Supply will Short166
  - Grounding167
  - Output Specifications168
  - PLC Input Unit Wiring Example169
  - External Display Device Connection Example170
  - Electric Wires171
- Wiring CJ-Series Basic I/O Units with Terminal Blocks171
- Wiring Basic I/O Units with Connectors173
  - Using User-Made Cables with Connector174
  - Wire Size175
  - Wiring Procedure175
- Connecting Pulse I/O Modules to External I/O Devices177
- Connecting Pulse I/O Modules to External I/O Devices (CJ2M CPU Unit Only)177
- Connecting to Connector-Terminal Block Conversion Units or I/O Relay Terminals177
- Connecting I/O Devices179
  - DC Input Units179
  - Input Devices179
  - AC Input Units180
  - Precautions When Connecting a Two-Wire DC Sensor180
  - Output Short-Circuit Protection182
  - Output Surge Current182
  - Output Wiring Precautions182
  - Transistor Output Residual Voltage182
- Connecting through an Ethernet Cable (CJ2H-CPU6@-EIP and CJ2M-CPU3@ Only)183
  - Precautions on Laying Twisted-Pair Cable183
  - Connecting the Cable184
  - Ethernet Connectors184
Control Panel Installation186
- Temperature186
- Humidity188
- Vibration and Shock188
- Atmosphere188
- Electrical Environment189
CPU Unit Errors198
- Errors and Remedies198
- Checking Errors198
  - Checking the Indicators198
  - Checking Error Status with the CX-Programmer199
- Checking Detailed Status199
- Reading Error Log Information199
- I/O Table Verification201
- Types of Errors202
- Handling Errors203
- Checking Built-In Ethernet/Ip Port Error Status221
Troubleshooting Built-In Ethernet/Ip Port Errors (CJ2H-CPU6@-EIP and CJ2M-CPU3@ Only)221
- Checking Error Status at the Ethernet/Ip Port Seven-Segment Display222
Non-CPU Unit Errors and Remedies224
- Error Causes and Remedies224
- Inspection Points232
  - Periodic Inspection Points232
  - Tools Required for Inspections233
- Unit Replacement Precautions234
Replacing the Battery235
- Battery Replacement235
- Operation When Battery Is Exhausted or Not Installed238
Power Supply Unit Replacement Time240
- Power Supply Unit Replacement Notification Module240
- Power Supply Unit with Replacement Notification240
- Principle of Replacement Notification240
- Alarm Output (Replacement Notification Output)241
- Function241
- Replacement Notification Function Displays241
- Display and Alarm Output Operation242
- Maintenance Function Using the TEST Switch242
- Normal Display: Replacement Notification Display242
- Operation at Power off243
- Operation When Turning on the Power243
- Operation When TEST Switch Is Pressed244
- Self-Diagnostic Function244
- Comparison between the CJ1W-PA205C and CJ1W-PA205R245
- Backup Operations247
Backing up Data248
- Using a Computer to Back up Data to the Computer248
Using a Computer to Back up Data249
- PLC Backup Tool249
  - Applicable Units249
  - Applicable Data249
- PLC Backup Tool Operations250
Simple Backup253
- Overview253
  - Backing up Data from the CPU Unit to the Memory Card254
  - Restoring Data from the Memory Card to the CPU Unit254
- Operating Procedures254
- Comparing Data in the Memory Card and CPU Unit255
- Verifying Backup Operations with Indicators256
- Related Auxiliary Bits/Words258
- Time Required for Simple Backup258
- Data Backed up Using Simple Backup258
A-1 Specifications of Basic I/O Units264
- A-1-1 Overview of Units264
- Basic Output Units265
- Basic Mixed I/O Units266
- Reading Terminal Connection Diagrams266
- Basic Input Units with Terminal Blocks267
- CJ1W-ID201 DC Input Unit267
- CJ1W-ID211 DC Input Unit (24 VDC, 16 Points)268
- CJ1W-ID212 DC Input Unit (24 VDC, 16 Points)269
- CJ1W-ID231 DC Input Unit (24 VDC, 32 Points)270
- CJ1W-ID232 DC Input Unit (24 VDC, 32 Points)271
- CJ1W-ID233 DC Input Unit (24 VDC, 32 Points)272
- CJ1W-ID261 DC Input Unit (24 VDC, 64 Points)274
- CJ1W-ID262 DC Input Unit (24 VDC, 64 Points)275
- CJ1W-IA201 AC Input Unit (200 VAC, 8 Points)277
- CJ1W-IA111 AC Input Unit (100 VAC, 16 Points)278
- CJ1W-INT01 Interrupt Input Unit (16 Points)279
- CJ1W-IDP01 Quick-Response Input Unit (16 Points)280
- CJ1W-OA201 Triac Output Unit (8 Points)284
- CJ1W-OD201 Transistor Output Unit (8 Points)285
- CJ1W-OD203 Transistor Output Unit (8 Points)286
- CJ1W-OD211 Transistor Output Unit (16 Points)287
- CJ1W-OD213 Transistor Output Unit (16 Points)288
- CJ1W-OD231 Transistor Output Unit (32 Points)289
- CJ1W-OD233 Transistor Output Unit (32 Points)291
- CJ1W-OD234 Transistor Output Unit (32 Points)293
- CJ1W-OD261 Transistor Output Unit (64 Points)295
- CJ1W-OD263 Transistor Output Unit (64 Points)297
- CJ1W-OD202 Transistor Output Unit (8 Points)299
- CJ1W-OD204 Transistor Output Unit (8 Points)301
- CJ1W-OD212 Transistor Output Unit (16 Points)302
- CJ1W-OD232 Transistor Output Unit (32 Points)303
- CJ1W-OD262 Transistor Output Unit (64 Points)305
- CJ1W-MD231 DC Input/Transistor Output Unit307
- CJ1W-MD233 DC Input/Transistor Output Unit309
- CJ1W-MD263 DC Input/Transistor Output Unit313
- CJ1W-MD232 DC Input/Transistor Output Unit315
- CJ1W-MD563 TTL I/O Unit (32 Inputs/32 Outputs)317
- A-1-3 Precautions on Contact Output Units319
  - Contact Current Vs. Service Life Characteristic319
  - Inductive Load319
  - Service Life Expectancy of CJ1W-OC201/211 Relays319
- Connecting Connector-Terminal Block Conversion Units and I/O Relay Terminals321
  - Connection Patterns for I/O Relay Terminals322
  - Combinations of Connections323
  - Connections to Connector-Terminal Block Conversion Units323
  - Connections to I/O Relay Terminals328
  - Connector-Terminal Block Conversion Unit Connection Diagrams331
  - Inputs and Outputs343
  - Connection Diagrams for I/O Relay Terminals351
  - G7TC I/O Relay Terminals351
  - G70D-V Relay Terminals352
  - G70D Relay Terminals353
  - G70R Relay Terminals354
  - G70A-ZOC16 Relay Terminal Socket355
  - Dimensions356
A-2 Dimensions356
- A-2-1 CJ2H CPU Units356
- A-2-2 CJ2M CPU Units357
- Power Supply Units358
- A-2-4 Basic I/O Units360
A-4 Connecting to a Serial Port on the CPU Unit399
- Wiring Example for 1:1 Connections399
- Noise Countermeasures for External Wiring400
- Installing the USB Driver401
- Revision History421

Omron CJ2 CPU UNIT - Removing the Memory Card

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