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Omron NT31 Setup Manual
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264
Using an RS-232C/RS-422A
Adapter
Appendix C
Block Dia
gram
A diagram showing the inte
rn
al blocks of the Adapter
is shown below
. Refer to this diagram when mak
ing
cab
les yo
urself
, or w
hen con
necti
ng de
vices wit
h spec
ial int
erf
aces
.
SW1-6
T
erminator
R
R
D-SUB
9P
CASE
+5 V
SG
SD
RD
RS
CS
DR
ER
6
9
2
3
4
5
7
8
POWER
LED
RS-422A/485 Dr/Rec
DC-DC
IS_5 V
IS_0 V
FG
1
2
3
4
6
5
7
8
SW1-5
SW1-4
SG
SDB
SD
A
RDB
RD
A
CSB
CSA
SW1-2
RS-422A Dr
SW1-3
RS-232C side
Fuse
Conv
er
tor
Photocoupler
RR
R
R
L
L
REG
RS-232C
Dr/Rec
2-wire type/
4-wire type
RS-422A/485 side
8P terminal block
280
282
Table of Contents
Table of Contents
6
Default Chapter
8
About this Manual
8
Precautions
14
1 Intended Audience
15
2 General Precautions
15
3 Safety Precautions
15
Section 1 General
18
General
18
Role and Operation of the NT31/NT31C
19
Operation of an NT31/NT31C at an FA Production Site
19
Operations of the NT31/NT31C
20
Functions of the NT31/NT31C
21
Features
21
Comparison between NT31 and NT31C
23
Comparison between NT30/NT30C and NT31/NT31C
24
Section
24
Principal Functions of NT31/NT31C
25
Recipe Function
26
System Menu
26
Displays
27
System Configuration
32
Peripheral Devices that Can be Connected
32
Communications with the Host
33
Connecting to the Host
33
Direct Connection Function
33
Host Link
34
NT Link
34
Communications Using Memory Links
36
Connecting to Other Companies' Plcs
36
Memory Link
36
Comparison between Direct Connection and Memory Link
37
Memory Link Online Transfer Function
37
Before Operating
38
Preparing for Connection
40
Method for Connection to the Host
41
Names and Functions of Parts
44
Section 3 Hardware Settings and Connections
46
Hardware Settings and Connections
46
Installation
47
Installation Environment
47
Installation in the Operation Panel
47
Power Supply Connection
48
Grounding
49
Connecting to the Support Tool
50
Connecting a Printer
51
Connecting a Bar Code Reader
51
Connection Method
51
Connection Method
52
Setting a Bar Code Reader
52
Using a Memory Unit
53
Data Format
53
Installation Method
54
Method of Use
55
Connecting to the Host from the RS-232C Port
62
Connecting to the RS-232C Port at the Host
63
Section 5 Connecting to the Host from the Rs-422A/485 Port
96
Connecting to the Host from the RS-422A/485 Port
96
Connecting to the Host's RS-232C Port
97
The Type of Host and Settings
98
1:1 Connection between RS-422A/485 at the PT and RS-232C at the Host
99
1:N Connection between RS-422A/485 at the PT and RS-232C at the Host
103
Recommended Connectors, Cables, and Crimp Terminals
109
Setting the Terminal Resistance for RS-422A/485 Communications
110
Connecting to the Host's RS-422A/485 Port
111
Host Types and Settings
112
Direct Connection between RS-422A Ports at both Units
133
Direct Connection between RS-485 Ports at both Units
136
1:N Connection Among RS-422A Ports
138
1:N Connection Among RS-485 Ports
141
Recommended Connectors, Cables and Crimp Terminals
143
Setting the Terminal Resistance for RS-422A/485 Communications
144
Handling the Shield on RS-422A/485 Cables
145
Section 6 System Menu Operation
148
System Menu Operation
148
System Menu Operation Flow
150
Starting the NT31/NT31C
150
Operation at Startup
150
Operation Modes and the System Menu
152
Relationships Among Modes
152
Menu Tree
154
Operations with the System Menu
155
Memory Initialization
157
Clearing Screen Data
157
Initializing Display History Record Data
159
Initializing Alarm History Record Data
161
Initializing the Recipe Tables
163
Initializing the Memory Tables
164
Initializing the Memory Switches
166
Operations in the System Installer Mode
167
Clearing/Installing the System Program
168
Setting the Display Language in the System Installer Mode
168
Changing the System Settings
170
Clearing Screen Data
171
Transmitting the Screen Data
172
Setting Conditions for Communications with Host by Using Memory Switches
175
About Communications Conditions
176
Setting the Host Link Method
178
Setting the NT Link (1:1) Method
180
Setting the NT Link (1:N) Method (Standard/High-Speed)
181
Setting the Memory Link Method
183
Setting the Communications Type for Serial Port B
185
Starting Operation
186
System Settings
186
Memory Switch Setting Screens
187
Setting the Key Press Sound
188
Setting the Start-Up Wait Time
188
Setting the Buzzer Sound
189
Setting the Printer Controller
190
Setting the Print Method (NT31C Only)
192
Setting Screen Saver Movement
193
Setting the Screen Saver Start-Up Time
195
Setting the History Display Method
197
Setting the Resume Function
199
Setting the Automatic Reset Function
201
Setting the Time-Out Interval
203
Setting the Retry Count
204
Setting the Bar Code Reader Input Function
206
System Maintenance
208
I/O Settings
208
Displaying/Setting the Calendar and Clock
212
Checking the PT Setting Status
214
Displaying and Printing the Display History Record
215
Displaying and Printing the Alarm History Record
217
Checking Screen Data
219
Device Check
222
Checking Interfaces
231
Programming Console Function
236
Usable Systems
237
Connection Method
238
Method of Use
239
Device Monitor Function
242
Compatible Systems
243
Connection Method
243
Version Display
245
Method of Use
245
Method of Use
246
Section 7 Troubleshooting and Maintenance
248
Troubleshooting and Maintenance
248
Troubleshooting
249
Responding to Displayed Error Messages
252
Errors Occurring at Start of Operation and Their Remedies
252
Errors Occurring During Operation and Their Remedies
254
Errors Occurring on Screen Data Initialization and Transmission
254
Errors in the System Installer Mode and Their Remedies
255
Communications Errors and Their Remedies
256
Maintenance of the NT31/NT31C
258
Replacing the Battery
260
Inspection and Cleaning
262
Specifications
264
Display Specifications
265
Performance Specifications
265
Dimensions
272
Using an RS-232C/RS-422A Adapter
276
General Specifications
278
Transporting and Storing the NT31/NT31C
282
D Transporting and Storing the NT31/NT31C
283
Making the Cable
284
Making the Cable for Connecting a PLC
286
F Making the Cable for Connecting a PLC
287
Making the Cable for Connection to a Bar Code Reader
288
Making the Cable for Connection to a Printer
290
Relationship between System Program and Hardware
292
I Relationship between System Program and Hardware
295
Model List
296
Rs-232C/Rs-422A Adapter
300
Option List
302
Index
306
Revision History
310
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Omron NT31 Specifications
General
Brand
Omron
Model
NT31
Category
Touch terminals
Language
English
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