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Omron GX-ILM08C User Manual
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9 Encoder Input Slave Unit
9 - 28
GX-series EtherCA
T Slave Unit User
’s Manual
Internal circuits diagram
G1
LA/LB
V1
A
−
A
+
V1
G1
B
−
B
+
Z
−
Z
+
.
.
.
.
Line
receiver
2 kΩ
2 kΩ
4.7 kΩ
4.7 kΩ
4.7 kΩ
4.7 kΩ
4.7 kΩ
4.7 kΩ
G1
RST
V1
3.3 kΩ
Internal circuits
Photocoupler
Photocoupler
Input
circuits
Input
circuits
TX+
Physical
layer
DC-DC
converter
(No-isolation
type)
TX
−
RX+
RX
−
TX+
TX
−
RX+
RX
−
CN IN
CN OUT
UNIT PS
+V
−
V
DC-DC
converter
(No-isolation
type)
233
235
Table of Contents
Default Chapter
7
Icon
7
Structure of this Manual
9
Terms and Conditions Agreement
9
Application Considerations
10
Safety Precautions
11
Precautions for Safe Use
14
Precautions for Correct Use
16
Regulations and Standards
17
Conformance to UL and CSA Standards
18
Related Manuals
20
Version Upgrade Information
20
Table of Contents
22
Section 1 Ethercat Network
28
Overview of Ethercat Networks
28
Features of Ethercat
28
Structure of Ethercat
28
Communications Types of Ethercat
30
Connection Examples of Ethercat
31
Configuration Elements of Ethercat Network
32
Configuration Devices of Ethercat Network
32
Overview of Configuration Devices
33
Ethercat Slave Unit
35
Section 2 Ethercat Slave Unit
36
Overview of Ethercat Slave Unit
36
Slave Units Usage
36
Features of GX-Series Ethercat Slave Units
36
Types of Ethercat Slave Units
37
Slave Units List
37
Installation, I/O Connection, and Power Supply Methods for each Slave Unit
40
Basic Usage Procedures
44
Setup Examples and Basic Procedure
44
System Setting Examples
44
Basic Procedure
45
Setting and Wiring Hardware
46
Mounting and Setting Ethercat Master Unit
46
Mounting and Setting Slave Units
46
Wiring Communications Cables
46
Connecting Power Supplies
46
Wiring I/O Devices
46
Starting Communications
47
Starting a System
47
Setting Ethercat Communications
47
Starting Ethercat Communications
47
Checking Operations
48
Checking Unit Displays
48
Confirming Data Read and Write
48
Setting Slave Unit Parameter
48
Installation and Wiring
49
Mounting Slave Units
50
Mounting Preparation
50
Mounting Direction
50
Mounting Method
50
Removal Method
51
Connecting to Ethercat Network
52
Precautions for Network Connection
52
Preparation for Connecting Network
53
Connecting Communications Cables and Connectors
54
Connecting to Communications Cables
55
Connecting to Unit Power Supply and I/O Power Supply
56
Precautions at Supplying Unit Power and I/O Power
56
Unit Power Supply Specifications
57
Connecting the Unit Power Supply
57
Connecting the I/O Power Supply
59
Connecting an External Device
61
Connecting to a Screw Terminal Block
61
Connecting to E-CON Connector Terminals
62
Connecting the M12 Connector
65
Ethercat Communications
67
Structure of CAN Application Protocol over Ethercat (Coe)
68
Ethercat Slave Information File (ESI File)
69
Communications State Transitions
70
Process Data Objects (PDO)
71
Overview
71
PDO Mapping Settings
71
Sync Manager PDO Assignment Settings
72
Fixed PDO Mapping
73
Service Data Object (SDO)
76
Overview
76
Abort Codes
76
Ethercat Master Unit - Slave Unit Communications
77
FREE RUN Mode
77
DC Mode
77
Emergency Messages
79
Emergency Message Notification
79
Diagnosis History
80
Sysmac Device Functions
81
Section 6 Basic Specifications of Slave Units
86
Ethercat Communications Specifications
86
General Specifications
87
Specifications of Common Areas
88
Status Indicators
88
Node Address Setting Switches
90
Communications Connectors
92
Unit Power Supply Connector
95
I/O Power Supply Connector
97
Digital I/O Slave Unit
99
Digital I/O Slave Unit
100
7-1 Digital I/O Slave Unit
101
Section 7 Digital I/O Slave Unit
101
I/O Data Allocation (PDO Mapping)
101
Input Data Allocation
101
Output Data Allocation
103
Functions of Digital I/O Slave Units
105
Input Filter
105
Error Mode Output
106
Specifications for each Slave Unit
107
2-Tier Terminal Block Type 16-Point Input Slave Unit GX-ID1611/ID1621
108
2-Tier Terminal Block Type 16-Point Output Slave Unit GX-OD1611/OD1621
112
2-Tier Terminal Block Relay Type 16-Point Output Slave Unit GX-OC1601
116
2-Tier Terminal Block Type 8-Point Input and 8-Point Output Slave Unit GX-MD1611/MD1621
120
3-Tier Terminal Block Type 16-Point Input Slave Unit GX-ID1612/ID1622
126
3-Tier Terminal Block Type 16-Point Output Slave Unit GX-OD1612/OD1622
131
3-Tier Terminal Block Type 8-Point Input and 8-Point Output Slave Unit GX-MD1612/MD1622
136
E-CON Connector Type 16-Point Input Slave Unit GX-ID1618/ID1628
142
E-CON Connector Type 16-Point Output Slave Unit GX-OD1618/OD1628
146
E-CON Connector Type 8-Point Input and 8-Point Output Slave Unit
151
Gx-Md1618/Md1628
151
E-CON Connector Type 32-Point Input Slave Unit GX-ID3218/ID3228
157
E-CON Connector Type 32-Point Output Slave Unit GX-OD3218/OD3228
162
Gx-Md3218/Md3228
167
E-CON Connector Type 16-Point Input and 16-Point Output Slave Unit GX-MD3218/MD3228
167
Mounting Dimensions
173
2-Tier Terminal Block Type
173
3-Tier Terminal Block Type
174
E-CON Connector Type
175
Analog I/O Slave Unit
179
Analog I/O Slave Unit
180
8-1 Analog I/O Slave Unit
181
Section 8 Analog I/O Slave Unit
181
Overview of the Analog Input Slave Unit
181
Input Range and Converted Data
181
I/O Data Allocation (PDO Mapping)
184
Function of the Analog Input Slave Unit
185
AD Conversion Available Point Setting
185
Moving Average
186
Disconnected Line Detection
188
User Adjustment
188
Overview of the Analog Output Slave Unit
190
Output Range and Converted Data
190
I/O Data Allocation (PDO Mapping)
192
Function of the Analog Output Slave Unit
193
DA Conversion Available Point Setting
193
Analog Output Fault Action
194
User Adjustment
195
Overview of each Slave Unit Type
196
4-Point Input Slave Unit GX-AD0471
197
2-Point Output Slave Unit GX-DA0271
201
Mounting Dimensions
205
Encoder Input Slave Unit
208
9-1 Encoder Input Slave Unit
209
I/O Data Allocation
209
Input Data Allocation
209
Output Data Allocation
212
Function of the Encoder Input Slave Units
214
Count Mode
214
Circular Counter
214
Input Signal Types
215
Encoder Direction Setting
217
Counter Reset
218
Counter Preset
219
Counter Value Latch
219
Specifications for each Slave Unit
220
Open Collector Input Type GX-EC0211
221
Line Driver Input Type GX-EC0241
229
Mounting Dimensions
236
IO-Link Master Unit
237
What Is an IO-Link Master Unit
238
Introduction
238
Devices
238
Support Software to be Used
239
I/O Data Allocations: PDO Mapping
240
Allocating Input Data
240
Allocating Output Data
242
Functions of the IO-Link Master Unit
243
Specifications
245
Part Names and Functions
249
Mounting Dimensions
253
Communications Performance
254
Maximum I/O Response Time
254
Determining the IO-Link Communications Cycle
256
Connected Device Specifications and Models
257
Expansion Unit
261
Section 11 Expansion Unit
262
Overview of the Expansion Unit
262
Connecting Expansion Units
262
I/O Power Supply
263
Specifications of Expansion Unit
264
Point Input Expansion Unit XWT-ID08/ID08-1
265
Point Output Expansion Unit XWT-OD08/OD08-1
268
Point Input Expansion Unit XWT-ID16/ID16-1
271
Point Output Expansion Unit XWT-OD16/OD16-1
275
Mounting Dimensions
279
Section 12 Troubleshooting and Maintenance
282
Troubleshooting
282
Errors that Can be Checked with Status Indicator and Actions to Take
282
Errors Unique to each Slave Unit
287
Error Notification Methods and Types
293
Sysmac Error Status Codes
294
Emergency Error Code
299
Application Layer Status Codes
301
Equipment Maintenance
303
Cleaning
303
Inspections
303
Handling When Replacing Units
304
Replacing the IO-Link Master Unit or IO-Link Devices
304
Appendix
305
Object Dictionary
306
A-1-1 Object Dictionary Area
306
A-1-2 Data Types
306
A-1-3 Object Description Format
307
A-1-4 Communication Objects
308
A-1-5 PDO Mapping Object
314
A-1-6 Sync Manager Communication Object
330
Digital I/O Slave Unit
332
Analog I/O Slave Unit
332
Encoder Input Slave Unit
332
IO-Link Master Unit
333
Expansion Unit
334
A-1-7 Manufacturer Specific Objects
336
Voltage
352
Current Consumption Summary
378
A-2-1 Digital I/O Slave Unit
378
A-2-2 Analog I/O Slave Unit
378
A-2-3 Encoder Input Slave Unit
378
A-2-4 IO-Link Master Unit
379
A-2-5 Expansion Unit
379
Precautions with Connecting Two-Wire DC Sensors
380
A-3-1 Relation between on Voltage of a Unit with DC Inputs and Sensor Residual Voltage
380
A-3-2 Relation between on Current of a Unit with DC Inputs and Sensor Control Output
380
Current
380
A-3-3 Relation between off Current of a Unit with DC Inputs and Sensor Leakage Current
381
Wiring External Output Signal Lines
382
I/O Power Supply Current
383
Glossary
385
Version Information
387
Index
389
4
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Omron GX-ILM08C Specifications
General
Brand
Omron
Model
GX-ILM08C
Category
Touch terminals
Language
English
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