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NX-EC0112
Omron NX-EC0112 User Manual
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7 - 29
7 SSI Input Units
NX-series Position Interface Units User
’
s Manual (W524)
7-6 I/O Refreshing Method Setting
7
7-6-6 Process Data Communications S
tatus
Additional Information
The following are possible causes for a failure to
read the initial value:
I/O power is not sup-
plied, the SSI encoder is not connected, or the wiring
is incorrect.
234
236
Table of Contents
Introduction
3
Intended Audience
3
Applicable Products
3
Table of Contents
4
Relevant Manuals
10
Manual Structure
11
Page Structure and Icons
11
Special Information
12
Precaution on Terminology
12
Terms and Conditions Agreement
14
Warranty, Limitations of Liability
14
Application Considerations
15
Disclaimers
15
Safety Precautions
16
Definition of Precautionary Information
16
Symbols
16
Warnings
16
Cautions
18
Precautions for Safe Use
19
Precautions for Correct Use
23
Regulations and Standards
24
Conformance to EC Directives
24
Conformance to UL and CSA Standards
25
Conformance to Shipbuilding Standards
25
Conformance to KC Standards
25
Software Licenses and Copyrights
25
Unit Versions
26
Unit Versions and Sysmac Studio Versions
28
Related Manuals
29
Terminology
32
Revision History
33
Sections in this Manual
35
Features and System Configuration
37
Section 1 Features and System Configuration
38
Features of Position Interface Units
38
Introduction to Position Interface Units
38
Types and Features of Position Interface Units
38
Operation of Position Interface Units
42
Control Data for Position Interface Units
44
System Configuration
45
System Configuration When Connecting to an NJ/NX-Series Controller
46
System Configuration When Connecting to a Controller Other than the NJ/NX-Series Controller
47
Models
49
Model Number Notation
49
List of Incremental Encoder Input Units
49
List of SSI Input Units
50
List of Pulse Output Units
50
Functions
51
Functions of Incremental Encoder Input Units
51
Functions of SSI Input Units
53
Functions of the Pulse Output Unit
54
Support Software
55
Applicable Support Software
55
Using Support Software with an NJ-Series Controller
55
Application Methods for Using Other Controllers
55
Specifications and Application Procedures
57
Section 2 Specifications and Application Procedures
58
Specifications
58
General Specifications for the Position Interface Units
58
Specifications of Individual Units
58
Operating Procedures
59
Procedures When Using the Motion Control Function Module
59
Procedures When Not Using the Motion Control Function Module
66
Using an Ethernet/Ip Coupler Unit
69
When Using Controllers from Other Manufacturers
69
Part Names and Functions
71
Section 3 Part Names and Functions
72
Parts and Names
72
Indicators
73
Terminal Blocks
75
Installation and Wiring
79
Section 4 Installation and Wiring
80
Installing Units
80
Installing Position Interface Units
80
Attaching Markers
83
Removing Position Interface Units
84
Installation Orientation
85
Connecting the Power Supply and Ground Wires
86
Power Supply Types
86
Power Supply Methods and Wiring
86
Calculating the Total Current Consumption from I/O Power Supply
88
NX-Series Power Supply-Related Units
88
Wiring with Shielded Cables
92
Wiring the Terminals
97
Wiring to the Screwless Clamping Terminal Blocks
97
Preventing Incorrect Attachment of Terminal Blocks
105
Wiring Precautions
109
Checking Wiring
111
Wiring Examples
113
I/O Refreshing Methods
115
I/O Refreshing for Slave Terminals
116
I/O Refreshing Methods
118
Setting the I/O Refreshing Methods
118
I/O Refreshing Method Operation
119
Section 6 Incremental Encoder Input Units
129
Interpreting Model Numbers
129
System Configuration
130
Basic Application Procedures
131
Procedures When Using the Motion Control Function Module
131
Procedures When Not Using the Motion Control Function Module
132
Part Names and Functions
133
Parts and Names
133
Functions of the Parts
134
Indicators
135
Terminal Block Arrangement
137
Nx-Ec0112
137
Nx-Ec0122
139
Nx-Ec0132
141
Nx-Ec0142
143
Nx-Ec0212
145
Nx-Ec0222
147
I/O Refreshing Method Setting
149
Setting the I/O Refreshing Methods
149
Free-Run Refreshing
150
Synchronous I/O Refreshing
152
Task Period Prioritized Refreshing
154
Differences in I/O Refreshing Methods Based on the Controller
155
I/O Data Specifications
160
Data Items for Allocation to I/O
160
Data Details
162
Axis Settings
168
Setting Methods
169
Building and Wiring the System
169
Counter Specifications
169
Setting Examples
169
Functions
172
Parameters
172
Counter Type
173
Pulse Input Method
176
Encoder Count Direction
179
Gate Control
181
Counter Reset
183
Counter Preset
185
Latching
185
External Input Function Selection
188
Pulse Rate Measurement
190
Pulse Period Measurement
196
Time Stamping
201
Specifications
203
General Specifications
203
Pulse Input Specifications
204
External Input Specifications
206
Section 7 SSI Input Units
209
Interpreting Model Numbers
209
System Configuration
210
Basic Application Procedures
211
Procedures When Using the Motion Control Function Module
211
Procedures When Not Using the Motion Control Function Module
212
Part Names and Functions
213
Parts and Names
213
Functions of the Parts
214
Indicators
215
Terminal Block Arrangement
216
Nx-Ecs112
216
Nx-Ecs212
218
I/O Refreshing Method Setting
220
Setting the I/O Refreshing Methods
220
Free-Run Refreshing
221
Synchronous I/O Refreshing
224
Task Period Prioritized Refreshing
226
Differences in I/O Refreshing Methods Based on the Controller
227
Process Data Communications Status
232
I/O Data Specifications
236
Data Items for Allocation to I/O
236
Data Details
237
Axis Settings
241
Setting Methods
242
Building and Wiring the System
242
Setting Examples
242
Functions
244
Parameters
244
SSI Data Settings
246
Coding Method
250
Encoder Count Direction
256
Bit Shifting
257
Parity Check
258
Data Refresh Status
259
Error Data Detection
261
Time Stamping
262
General Specifications
264
Section 8 Pulse Output Units
267
Pulse Output Units
267
Interpreting Model Numbers
267
System Configuration
268
Pulse Output Control
269
Control State
269
Cyclic Synchronous Position Control Mode
272
Basic Application Procedures
273
Procedures When Using the Motion Control Function Module
273
Procedures When Not Using the Motion Control Function Module
274
Part Names and Functions
276
Parts and Names
276
Functions of the Parts
276
Indicators
277
Terminal Block Arrangement
278
Nx-Pg0122
282
I/O Refreshing Method Setting
287
Setting the I/O Refreshing Methods
288
Synchronous I/O Refreshing
289
Task Period Prioritized Refreshing
290
Differences in I/O Refreshing Methods Based on the Controller
292
I/O Data Specifications
295
Data Items for Allocation to I/O
295
Data Details
296
Axis Settings
302
Setting Methods
303
Building and Wiring the System
303
Precautions When Using the Pulse Output Unit
306
Setting Examples
311
Functions
316
Parameters
316
Pulse Output Method
317
Output Mode Selection
319
External Output
323
Latching
325
External Input Function Selection
329
Load Rejection Output Setting
331
Interpolation Control for Missing Synchronization Command
333
Pulse Direction Change Delay
335
Specifications
337
General Specifications
337
Pulse Output Specifications
338
External I/O Specifications
339
Application Example
341
Section 9 Application Example
342
Assumed System Configuration
342
Configuration Example
343
System Configuration
343
Servo Drive Wiring Example
345
Setting Examples
347
Ethercat Network and Slave Terminal Configuration
347
Parameter Settings for the Pulse Output Unit
347
I/O Assignments and Settings
349
Setting up the Motion Control Function Module
352
Programming Examples
353
Main Variables Used in Programming Example
353
Ladder Programming
354
Troubleshooting
355
Section 10 Troubleshooting
356
Checking for Errors
356
Checking for Errors with the Indicators
357
Checking for Errors and Troubleshooting on the Sysmac Studio
359
Checking for Errors from the Sysmac Studio
359
Event Codes for Errors and Troubleshooting Procedures
360
Resetting Errors
378
Unit-Specific Troubleshooting
379
Incremental Encoder Input Units
379
SSI Input Units
381
Pulse Output Unit
382
Troubleshooting Flow
384
Section 11 Maintenance and Inspection
386
Cleaning and Maintenance
386
Cleaning
386
Periodic Inspections
386
Maintenance Procedures
388
Appendices
389
Datasheets
390
A-1-1 Models
390
Incremental Encoder Input Units
390
SSI Input Units
390
Pulse Output Units
390
Datasheets
391
Models
391
Incremental Encoder Input Units
391
A-1-2 Incremental Encoder Input Units
391
SSI Input Units
405
Pulse Output Units
410
Object Lists
416
A-2-1 Object Description Format
416
Object Description Format
416
A-2-2 Incremental Encoder Input Units
417
A-2-3 SSI Input Units
431
A-2-4 Pulse Output Units
442
Dimensions
451
Terminal Block Model Numbers
452
Model Number Notation
452
A-4-2 Model Number Table
452
Version Information
453
Applicable Motion Control Instructions
457
A-6-1 Format
457
A-6-2 Common Commands
457
Format
457
Common Commands
457
A-6-3 Instructions for Axis Commands
458
A-6-4 Instructions for Axes Group Commands
461
4
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Omron NX-EC0112 Specifications
General
Brand
Omron
Model
NX-EC0112
Category
Controller
Language
English
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