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IM 05D01C02-41E 3rd Edition: May 31, 2006-00
Introduction
Thank you for purchasing the UT550/UT520 digital indicating controller.
■ How to Use the Manuals
Purpose Manual Title Description
Setup Describes the tasks (installation, wiring, and others) required
to make the controller ready for operations.
Basic operation
Describes examples of setting PV input types, control output
types, and alarm types. Making settings described herein
allows you to carry out basic control.
Brief operation
Contains the parameter map used as a guideline for setting
parameters.
Function description
and setpoint recording
Briefly describes the functions of parameters. In addition,
each parameter table has a User Setting column, where you
can record your setpoints when setting them in the controller.
Operating
procedures
and troubleshooting
1. Installation
2. Initial Settings
5.1 Parameter Map
5.2 Lists of
Parameters
3. Operations
4.1 Troubleshooting
Describes key operation sequences. For operation control
through external contact inputs, See "1.5 Terminal Wiring
Diagrams"
■ Controllers Applicable to Single-loop Control
The specification codes of the UT550/UT520 applicable to single-loop control are given in
the table below.
UT550-00
UT550-01
UT550-02
UT550-03
UT550-04
UT550-10
UT550-11
UT550-12
UT550-13
UT550-14
UT520-00
UT520-07
UT520-08
UT550-20
UT550-21
UT550-22
UT550-23
UT550-24
UT550-30
UT550-31
UT550-32
UT550-33
UT550-34
UT550-40
UT550-41
UT550-42
UT550-43
UT550-44
■ Regarding This User’s Manual
(1) This manual should be provided to the end user. Keep an extra copy or copies of the
manual in a safe place.
(2) Read this manual carefully to gain a thorough understanding of how to operate this
product before starting operation.
(3) This manual describes the functions of this product. Yokogawa Electric Corporation
(hereinafter simply referred to as Yokogawa) does not guarantee the application of
these functions for any particular purpose.
(4) Under absolutely no circumstances may the contents of this manual, in part or in
whole, be transcribed or copied without permission.
(5) The contents of this manual are subject to change without prior notice.
(6) Every effort has been made to ensure that the details of this manual are accurate.
However, should any errors be found or important information be omitted, please
contact your nearest Yokogawa representative or our sales office.
Media No. IM 05D01C02-41E (CD) 3rd Edition : May 2006 (YK)
All Rights Reserved Copyright © 2000, Yokogawa Electric Corporation
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