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Omron CP1E Series

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9 Using Expansion Units and Expansion I/O Units

9-56

CP1E CPU Unit Hardware User’s Manual(W479)

Table of Contents

Introduction5
- Intended Audience5
CP1E CPU Unit Manuals7
Manual Structure10
- Table of Contents12
Safety Precautions19
Precautions for Safe Use24
Operating Environment Precautions29
Regulations and Standards30
Related Manuals31
- Overview and Specifications33
CP1E Overview34
- Overview of Features34
- Features35
  - System Configuration35
  - Input Interrupts37
Basic Operating Procedure41
Specifications42
- General Specifications42
- Characteristics43
- Functional Specifications45
  - Basic System Configuration and Devices47
Basic System Configuration48
- Basic System Configuration Using an E-Type CPU Unit48
- Basic System Configuration Using an N-Type CPU Unit49
CPU Units50
- CPU Unit Models50
- Optional Products52
- Unit Versions of CPU Units53
Expansion I/O Unit or Expansion Unit55
- Expandable CPU Units55
- Connection Methods55
- Maximum Number of I/O Points for an Expansion I/O Unit or Expansion Unit55
- Maximum Number of I/O Points for an Expansion I/O Unit or55
- Expansion I/O Units and Expansion Units56
- Expansion Units57
- I/O Allocation to Expansion Units and Expansion I/O Units58
- Restrictions on System Configuration59
Unit Current Consumption and External Power Supply Capacity61
- External Power Supply Capacity When Expansion I/O Units or Expansion Units Are Connected61
- Current Consumption62
CPU Units62
- CPU Units with 20 I/O Points66
- CPU Units66
- CPU Units with 30 or 40 I/O Points70
- Common I/O Specifications75
- Normal Outputs78
- Optional Serial Communications Board for N-Type CPU Units with 30 or 40 I/O Points80
- With 30 or 40 I/O Points80
Expansion I/O Units83
- Expansion Input Unit83
- Expansion Output Units84
- Expansion I/O Units84
- Expansion I/O Units87
- I/O Specifications for Expansion I/O Units89
Expansion Units93
CX-Programmer for CP1E96
- Applicable Programming Devices96
- CX-Programmer for CP1E97
- Operating Environment and System Configuration97
- Features of the CX-Programmer for CP1E97
- Installing the Software100
Connecting by USB101
- Installing the USB Driver for CP1E102
  - Installation and Wiring107
Fail-Safe Circuits108
Installation110
- Installation Location110
- Unit Arrangement113
- Installation115
- Installation Example115
- Connecting Expansion I/O Units and Expansion Units119
Wiring121
- Wiring Procedure121
- Wiring Power Supply and Ground Lines121
- I/O Wiring124
- Output Wiring127
- Wiring Safety and Noise Controls128
- Relay Output Noise Reduction Methods129
  - Troubleshooting133
Troubleshooting CPU Unit Errors134
- Errors and Remedies134
- Checking Errors134
- Checking Detailed Status135
- Reading Error Log Information135
- Types of Errors137
- Error Processing Flowchart139
- No Operation When Power Is Supplied139
- Fatal Errors140
- CPU Errors144
- 6-1-10 Non-Fatal Errors145
- 6-1-11 Other Errors147
Troubleshooting Unit Errors148
- Inputs148
- Outputs149
- CX-Programmer Connection150
  - Maintenance and Inspection152
Periodic Maintenance and Inspection152
- Tools Required for Inspections152
- Periodic Inspection152
- Inspection and Maintenance153
- Unit Replacement Precautions154
Replacing the Battery in N-Type CPU Units155
- Replacing the Battery157
- Backup Operations159
Analog Input Units162
- Overview162
- Part Names and Functions162
- Specifications163
- Flow of Processing166
- Analog Input Units166
Analog Output Units172
- Overview172
- Part Names and Functions172
- Specifications173
- Flow of Processing175
Analog I/O Units180
- Overview180
- Part Names and Functions180
- Specifications181
- Other Functions186
- Flow of Processing187
Temperature Sensor Units194
- Overview194
- Part Names and Functions194
- Specifications195
- Flow of Processing195
- Function Descriptions204
Compobus/S I/O Link Units210
- Overview210
- Part Names and Functions210
- Specifications212
- Flow of Processing212
  - Appendices217
Models218
- A-1-1 CPU Units218
- A-1-2 Optional Products220
- A-1-3 Support Software220
- A-1-4 Expansion I/O Units221
- A-1-5 Expansion Units221
- Expansion Units222
- Installation and Wiring Products222
Dimensions223
- A-2-1 CPU Units223
- A-2-2 Option Boards224
- A-2-3 Expansion I/O Units225
- A-2-4 Expansion Units227
A-3 Wiring Diagrams229
- CPU Units229
- A-3-2 Expansion I/O Units232
- A-3-3 Expansion Units232
- Serial Communications244
- A-3-4 Serial Communications244
- Serial Plc Links247
Wiring for Serial Communications249
- A-4-1 Recommended RS-232C Wiring249
- A-4-2 Recommended RS-422A/485 Wiring252
- Converting the Built-In RS-232C Port to RS-422A/485253
  - Electrical Specifications254
  - Dip Switch Setting255
- A-4-4 Reducing Electrical Noise for External Wiring257
Expansion Specifications of External Power Supply258
- Revision History259

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