Omron NT620S User manual

Cat. No. V033-E1-5
Programmable Terminals
NT620S/620C
OPERATION MANUAL

NT620S/620C
Programmable Terminals
Operation Manual
Revised April 2001

iv

v
OMRON Product References
All OMRON products are capitalized in this manual. The word “Unit” is also capitalized when it refers to an
OMRON product, regardless of whether or not it appears in the proper name of the product.
The abbreviation “Ch,” which appears in some displays and on some OMRON products, often means
“word” and is abbreviated “Wd” in documentation in this sense.
The
abbreviation “PC” means Programmable Controller and is not used as an abbreviation for anything
else.
The abbreviation “Host” means PC that controls NT620S/620C.
Visual Aids
The following headings appear in the left column of the manual to help you locate different types of
information.
Note Indicates
information of particular interest for ef ficient and convenient operation
of the product.
1, 2, 3... 1. Indicates lists of one sort or another, such as procedures, checklists, etc.
OMRON, 2000
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any
form, or by any means, mechanical, electronic, photocopying, recording, or otherwise, without the prior written permis-
sion of OMRON.
No patent liability is assumed with respect to the use of the information contained herein. Moreover, because OMRON is
constantly striving to improve its high-quality products, the information contained in this manual is subject to change
without notice. Every precaution has been taken in the preparation of this manual. Nevertheless, OMRON assumes no
responsibility for errors or omissions. Neither is any liability assumed for damages resulting from the use of the informa-
tion contained in this publication.

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TABLE OF CONTENTS
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PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1 Intended Audience . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2 General Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 1
Functions of the NT620S/620C . . . . . . . . . . . . . . . . . . . . .
1-1 Role and Operation of NT620S/620C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2 Functions of NT620S/620C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-3 System Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-4 Communication Using the Direct Connection Function . . . . . . . . . . . . . . . . . . . . . . . . . .
1-5 Communication Using the Memory Link . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-6 Before Operating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 2
Hardware Settings and Connections . . . . . . . . . . . . . . . .
2-1 Description of Parts and Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-2 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-3 Connecting to the Support Tool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-4 Installing the System Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-5 Connection to a PC by the Host Link . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-6 Connection to a PC by the NT Link (1:1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-7 Connection to a PC by the NT Link (1:N) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-8 Communication with the Host Using Memory Link . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-9 Connecting a Printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 3
System Menu Operation . . . . . . . . . . . . . . . . . . . . . . . . . .
3-1 Operation Flow by the System Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-2 Starting the NT620S/620C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-3 Operation Modes and the System Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-4 Initializing Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-5 Setting the Conditions of Communications with the PC by Using the Memory Switches
3-6 Registering the Screen Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-7 Starting the Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-8 Various System Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-9 System Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 4
NT620S/620C Functions . . . . . . . . . . . . . . . . . . . . . . . . . .
4-1 Creating and Transmitting Screen Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-2 Outline of Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-3 Screen Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-4 Memory Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-5 Graphs .................................................................
4-6 LAMP .................................................................
4-7 Touch Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-8 Numeral Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-9 Character-String Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-10 Pop-up Window Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-11 Alarm List & History Display Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

TABLE OF CONTENTS
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SECTION 5
Using Host Link/NT Link . . . . . . . . . . . . . . . . . . . . . . . . .
5-1 Outline of Host Link/NT Link Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-2 Memory Tables and Graphs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-3 Lamps and Touch Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-4 Numeral and Character-string Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-5 Alarm Lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-6 Clock Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-7 NT620S/620C Status Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-8 Notification of the Operating Status to the PC
(NT620S/620C Operating Status) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 6
Using Memory Link . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6-1 Operation of the Memory Link . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6-2 Outline of Communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6-3 Commands/Responses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 7
Troubleshooting and Maintenance . . . . . . . . . . . . . . . . . .
7-1 Hardware Faults . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-2 Responding to Displayed Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-3 Maintenance of the NT620S/620C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-4 Inspection and Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Appendices
A Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
B Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C Handling the RS-232C/RS-422 Converter Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
D NT620S/620C Installation Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
E Transporting and Storing the NT620S/NT620C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
F NT620S/NT620C Internal Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
G Method for Making the Cable for Connection to the PC . . . . . . . . . . . . . . . . . . . . . . . . . . . .
H Making the Cable for Connection to the Support Tool . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
I Connecting to an RS-232C/RS-422 Converter Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
J Model List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
K Option List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
L PC Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
M Special Characters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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About this Manual:
This manual describes the basic functions and operation procedures of the NT -series programmable ter -
minal NT620S/620C, its operations when connected to a PC or a Host, and includes the sections de-
scribed below.
Please
read this manual carefully and be sure you understand the information provided before attempting
to install and operate the NT-series programmable terminal NT620S/620C.
Section 1 describes the operation functions, system configuration, and the direct connection function of
the NT620S/620C.
Section 2 describes the hardware settings, installation to an operation panel, connection to optional de -
vices and PC.
Section 3 describes the operation of the System Menu and the maintenance of the NT620S/620C.
Section 4 describes the functions of the NT620S/620C when it is connected to a PC.
Section 5 describes how to use the NT620S/620C when it is connected to the PC using the host link or NT
link.
Section 6 describes how to use the NT620S/620C when it is connected to a Host using the memory link.
Section 7 describes the procedures to follow when the NT620S/620C does not operate correctly.
APPENDIX describes the specifications and the method for making connecting cables, and includes an
area list for the PC.
WARNING Failure to read and understand the information provided in this manual may result in
personal injury or death, damage to the product, or product failure. Please read each
section
in its entirety and be sure you understand the information provided in the section
and related sections before attempting any of the procedures or operations given.
!

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Related Manuals and Their Contents:
The related manuals are listed below.
The Vsymbol at the end of the manual number is the revision history symbol.
[Operating the programmable terminal and communicating with the host]
SNT620S/NT620C Programmable Terminal Operation Manual (V033-E1-j)
This manual. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
This operation manual is the manual for the NT620S/620C itself.
The NT620S/620C is a unit which integrates a programmable terminal body and
host interface unit. This operation manual describes the functions and handling
of both the programmable terminal body and the host interface function.
[Creating and transferring screen data]
SNT-series Support Tool Operation Manual (V028-E1-j)
The screens displayed on the NT620S/620C are created with the support tool
and transferred to the NT620S/620C. This manual describes how to create and
transfer screen data.

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PRECAUTIONS
This section provides general precautions for using the Programmable Terminal.
The
information contained in this section is important for the safe and r eliable application of the Pr ogrammable T er-
minal.
Y ou must r ead this section and understand the information contained befor e attempting to set up or operate a
Programmable T erminal.
1 Intended Audience . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2 General Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .