Main
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Notice:
DANGER
WARNING
OMRON Product References
Visual Aids
TABLE OF CONTENTS
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ix
About this Manual:
WARNING
xi
PRECAUTIONS
xii
1 Intended Audience
2 General Precautions
WARNING
3 Safety Precautions
WARNING
4 Operating Environment Precautions
5 Application Precautions
WARNING
xiv
xv
xvi
xvii
6 EC Directives
6-1 Applicable Directives
6-2 Concepts
6-3 Conformance to EC Directives
6-4 CPM1A-MAD01 Conformance to EMC Directives
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SECTION 1 Introduction
1-1 CPM1A Features and Functions
1-1-1 CPM1A Features
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Expansion Memory Unit
8 outputs CPM1A-20EDR
1-1-2 I/O Terminal and IR Bit Allocation
CPU Units
Expansion I/O Units
Unit I/O Relay output Transistor output Sink type Source type 20 I/O points 12 inputs
1-1-3 CPM1A Functions
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1-2 System Configuration
1-2-1 CPU Unit and Expansion I/O Unit Configuration
CPM1A CPU Units
1-2-2 CPU Unit and Expansion Unit
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1-2-3 Host Link Communications
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1-2-4 One-to-one PC Link Communications
1-2-5 One-to-one NT Link Communications
1-2-6 CompoBus/S I/O Link Connections
1-2-7 Peripheral Device Connections
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17
Revised Specifications Section 1-3
1-3 Revised Specifications
SECTION 2 Unit Specifications and Components
2-1 Specifications
2-1-1 General Specifications
2-1-2 Characteristics
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23
2-1-3 I/O Specifications
CPU Unit Input Specifications
24
Differential Phase Mode (2.5 kHz Max.) IN00000 (A phase), IN00001 (B phase)
IN00002 (Z phase)
Expansion I/O Unit Input Specifications
25
CPU Unit and Expansion I/O Unit Output Specifications
Relay Output
Transistor Output (Sink Type)
27
2-1-4 Communications Adapter Specifications
RS-232C Adapter Specifications
RS-422 Adapter Specifications
2-2 Unit Components
2-2-1 CPU Unit Components
29
CPU Unit Component Descriptions
2-2-2 Expansion I/O Unit Components
2-2-3 Analog I/O Unit Components
2-2-4 Temperature Sensor Unit Components
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2-2-5 CompoBus/S I/O Link Unit Components
34
2-2-6 Communications Adapter Components
RS-232C Adapter
RS-422 Adapter
SECTION 3 Installation and Wiring
36
Design Precautions Section 3-1
3-1 Design Precautions
3-1-1 Power Supply Wiring
3-1-2 Interlock and Limit Circuits
WARNING
3-1-3 Power Supply Voltage
3-2 Selecting an Installation Site
3-2-1 Installation Site Conditions
38
Selecting an Installation Site Section 3-2
3-2-2 Panel/Cabinet Installation
3-3 Installing the CPM1A
3-3-1 CPM1A Orientation
3-3-2 CPM1A Installation
Use M4 dia. x 15 screws. The width (A) between the mounting holes depends on the CPM1A model.
DIN Track Installation The CPM1A can be installed on a 35-mm DIN Track.
3-3-3 Connecting an Expansion I/O Unit
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3-4 Wiring and Connections
3-4-1 General Precautions for Wiring
3-4-2 Ground Wiring
WARNING
3-4-3 Power Supply Wiring
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3-4-4 Input Wiring
CPM1A-40CDR-/40CDT-D/40CDT1-D
24 VDC +10%/15% Input devices
CPM1A-10CDR-/10CDT-D/10CDT1-D
CPM1A-20CDR-/20CDT-D/20CDT1-D
Note Although the COM terminals are internally connected, be sure to wire them ex- ternally as well.
WARNING
Input Devices The following table shows how to connect various input devices.
Device Circuit diagram Relay output
NPN open collector
NPN current output
PNP current output
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3-4-5 Output Wiring
Relay Output Wiring
WARNING
CPM1A-10CDR-
CPM1A-20CDR-/CPM1A-20EDR/20EDR1
CPM1A-40CDR-
CPM1A-30CDR-
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Transistor Output Wiring (Sink Type)
CPM1A-40CDT-D
Output capacity 300 mA (24 VDC) Max. common capacity 0.9 A/common
CPM1A-10CDT-D
Caution Double-check the polarity of the power supply for the load before turning it on.
57
Transistor Output Wiring (Source Type)
CPM1A-40CDT1-D
Output capacity 300 mA (24 VDC) Max. common capacity 0.9 A/common
CPM1A-10CDT1-D
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3-4-6 Peripheral Device Connection
3-4-7 Host Link Connections
CPM1A to a host computer or Programmable Terminal.
One-to-N Host Link Connection
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3-4-8 One-to-one PC Link Connections
CPM1A to another PC.
3-4-9 One-to-one NT Link Connections
CPM1A to a Programmable Terminal.
3-4-10 CompoBus/S I/O Link Connections
SECTION 4 Using Peripheral Devices
4-1 Support Software Capabilities
4-1-1 SSS System Setup
4-1-2 CPM1A Restrictions and Precautions
4-1-3 Offline Operations
The following operations are possible when not connected online to the PC.
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4-1-4 Online Operations
The following operations are possible when connected online to the PC.
4-1-5 Offline and Online Operations
The following operations are possible either online or offline from the PC.
4-2 Using a Programming Console
4-2-1 Compatible Programming Consoles
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4-2-2 Changing the CPM1As Mode with the Mode Switch
4-2-3 Connecting the Programming Console
4-2-4 Preparation for Operation
4-2-5 Entering the Password
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4-3 Programming Console Operations
4-3-1 Overview
4-3-2 Clearing Memory
4-3-3 Reading/Clearing Error Messages
4-3-4 Buzzer Operation
4-3-5 Setting and Reading a Program Memory Address and Monitoring I/O Bit Status
4-3-6 Entering or Editing Programs
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4-3-7 Instruction Search
4-3-8 Bit Operand Search
4-3-9 Inserting and Deleting Instructions
4-3-10 Checking the Program
4-3-11 Bit, Digit, Word Monitor
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4-3-12 Differentiation Monitor
4-3-13 Binary Monitor
4-3-14 Three-word Monitor
4-3-15 Signed Decimal Monitor
4-3-16 Unsigned Decimal Monitor
4-3-17 Three-word Data Modification
4-3-18 Changing Timer, Counter SV
4-3-19 Hexadecimal, BCD Data Modification
4-3-20 Binary Data Modification
4-3-21 Signed Decimal Data Modification
4-3-22 Unsigned Decimal Data Modification
4-3-23 Force Set, Reset
4-3-24 Clear Force Set/Reset
4-3-25 Hex-ASCII Display Change
4-3-26 Displaying the Cycle Time
4-4 Programming Example
4-4-1 Preparatory Operations
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4-4-2 Example Program
4-4-3 Programming Procedures
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4-4-4 Checking the Program
4-4-5 Test Run in MONITOR Mode
SECTION 5 Test Runs and Error Processing
110
Initial System Checks and Test Run Procedure Section 5-1
5-1 Initial System Checks and Test Run Procedure
5-1-1 Initial System Checks
5-1-2 CPM1A Test Run Procedure
111
Initial System Checks and Test Run Procedure Section 5-1
5-1-3 Flash Memory Precautions
112
The CPM1A Cycle Section 5-2
5-2 The CPM1A Cycle
113
Self-diagnosis Functions Section 5-3
5-3 Self-diagnosis Functions
5-3-1 Non-fatal Errors
5-3-2 Fatal Errors
WARNING
114
5-3-3 Identifying Errors
5-3-4 User-defined Errors
115
Programming Errors Section 5-5
5-4 Programming Console Operation Errors
5-5 Programming Errors
116
Programming Errors Section 5-5
5-6 Troubleshooting Flowcharts
Use the following flowcharts to troubleshoot errors that occur during operation. Main Check
Power Supply Check
Fatal Error Check
Non-fatal Error Check
121
I/O Check The I/O check flowchart is based on the following ladder diagram section.
A
122
A
Environmental Conditions Check
Memory Error Check
125
Maintenance Inspections Section 5-7
5-7 Maintenance Inspections
126
Handling Precautions Section 5-8
5-8 Handling Precautions
SECTION 6 Expansion Memory Unit
6-1 Overview
6-1-1 Memory Areas
6-1-2 Precautions
6-2 Specifications and Nomenclature
6-2-1 Specifications
6-2-2 Nomenclature
Note The PLC in the DOWNLOAD TO PLC Button indicates PCs (Programmable Controllers).
6-3 Handling
6-3-1 Mounting/Removing EEPROM
6-3-2 PC Connections
6-3-3 Uploading Programs
133
Operation Procedure
Note
6-3-4 Downloading Programs
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Operation Procedure
Note
Appendix A
Standard Models
CPU Units
Expansion I/O Units
Expansion Units
Temperature Sensor Units
CompoBus/S I/O Link Unit
Communications Adapters
AppendixAStandard Models
139
Peripheral Devices
Appendix B
Dimensions
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Appendix BDimensions
144
CPM1-CIF01 RS-232C Adapter
CPM1-CIF11 RS-422 Adapter
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Glossary
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Index Numbers
A
B
C
D
FG
H
I
L
M
N
O
sink type, 26 source type, 26
sink type, 55 source type, 57
P
QR
S
relay output, 25 transistor output, sink type, 26 transistor output, source type, 26
T
U
V
W
169
Revision History
A manual revision code appears as a suffix to the catalog number on the front cover of the manual.
Cat. No. W317-E1-5
3November 1997 Page xiii, xiv: Cautions rewritten and corrected.
3A January 1999 Page 4: Information added to Input Filter Function.