Plc's

D50 PLC
User’s Manual

The information contained in this manual is the property of Cutler-Hammer, Inc. Information in this
manual is subject to change without notice and does not represent a commitment on the part of CutlerHammer, Inc.
Any Cutler-Hammer software described in this manual is furnished under a license agreement. The
software may be used or copied only in accordance with theterms of the agreement. It is against the
law to copy the software on any medium except as specifically allowed in the agreement. No part of
this manual may be reproduced or transmitted in any form or by any means, electronic, mechanical,
photocopying, recording or otherwise, without prior written permission of Cutler-Hammer, Inc.

RESTRICTED RIGHTS LEGEND
Use, duplication, or disclosure bythe Government is subject to restrictions set forth in paragraph
(b)(3)(B) of the Rights in Technical Data and Computer Software clause of DAR 7-104.9(a).
Contractor/Manufacturer is Cutler-Hammer, P.O. Box 6166, Westerville, OH 43086-6166.

TRADEMARKS
Commercial names of products from other manufacturers or developers that appear in this manual are
registered or unregistered trademarks ofthose respective manufacturers or developers, which have
expressed neither approval nor disapproval of Cutler-Hammer products.
Copyright Cutler-Hammer, Inc. 1998. All rights reserved.
Catalog Number D50SA122
P/N 01-00478-00

Preface

Preface
Welcome to Cutler-Hammer’s D50 PLC User's Manual. This preface describes the contents of this
manual and provides information on Support Services.i

ii

D50 PLC User's Manual

About This Manual
Purpose
This manual focuses on describing the D50 Programmable Logic Controller (PLC).

What’s Inside
This manual is organized in the following way:
Preface
Chapter 1: Introduction
Chapter 2: System Configuration
Chapter 3: Product Specification
Chapter 4: Installation and Wiring
Chapter 5: CPU Operation and Memory
Chapter 6:Instructions
Chapter 7: Testing and Troubleshooting
Chapter 8: Troubleshooting Noise Problems
Appendix A: D50 PLC Communication Protocol
Appendix B: Special I/O Functions
Appendix C: D50PGM10 Pocket Editor

Preface

iii

Support Services
It is Cutler-Hammer’s goal to ensure your greatest possible satisfaction with the operation of our
products. We are dedicated to providing fast,friendly, and accurate assistance. That is why we offer
you so many ways to get the support you need. Whether it’s by phone, fax, modem, or mail, you can
access Cutler-Hammer support information 24 hours a day, seven days a week. Our wide range of
services include:
Technical Support
1-800-809-2772
If you are in the U.S. or Canada, you can take advantage of our toll-free line for technical assistancewith hardware and software product selection, system design and installation, and system debugging
and diagnostics. Technical support engineers are available for calls during regular business hours
(8 am - 5:30 pm EST) by calling 1-800-809-2772. International calls can be made to either the Tech
Line at 1-800-809-2772 (toll call) or the Cutler-Hammer main business line at 614-882-3282.Emergency Technical Support
1-800-809-2772
Because machines do not run on a nine-to-five schedule, we offer emergency after-hours technical
support. A technical support engineer can be paged for emergencies involving plant down situations or
safety issues. Emergency support calls are automatically routed directly to our answering service afterhours (5:30 pm - 8 am EST) and weekends. For emergencytechnical support, call 1-800-809-2772.
Does not currently include product repairs or shipping outside normal business hours.
Technical Support Fax
614-882-0417
You can also contact our technical support engineers by faxing your support requests directly to APSC
Westerville at 614-882-0417.
Information Fax-Back Service

614-899-5323

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