Omron Z4LB V2 User manual
Cat. No. SCHA-719A
Z4LB V2
INSTRUCTION MANUAL
Parallel Beam
Linear Sensor
READ AND UNDERSTAND THIS DOCUMENT
Please read and understand this document before using the
products. Please consult your OMRON representative if you
have any questions or comments.
WARRANTY
OMRON’s exclusive warranty is that the products are free
from defects in materials and workmanship for a period of
one year (or other period if specified) from date of sale by
OMRON.
OMRON MAKES NO WARRANTY OR REPRESEN-
TATION, EXPRESS OR IMPLIED, REGARDING NON–IN-
FRINGEMENT, MERCHANTABILITY, OR FITNESS FOR
PARTICULAR PURPOSE OF THE PRODUCTS. ANY BUY-
ER OR USER ACKNOWLEDGES THAT THE BUYER OR
USER ALONE HAS DETERMINED THAT THE PRODUCTS
WILL SUITABLY MEET THE REQUIREMENTS OF THEIR
INTENDED USE. OMRON DISCLAIMS ALL OTHER WAR-
RANTIES, EXPRESS OR IMPLIED.
LIMITATIONS OF LIABILITY
OMRON SHALL NOT BE RESPONSIBLE FOR SPECIAL,
INDIRECT, OR CONSEQUENTIAL DAMAGES, LOSS OF
PROFITS OR COMMERCIAL LOSS IN ANY WAY CON-
NECTED WITH THE PRODUCTS, WHETHER SUCH
CLAIM IS BASED ON CONTRACT, WARRANTY, NEG-
LIGENCE, OR STRICT LIABILITY.
In no event shall responsibility of OMRON for any act ex-
ceed the individual price of the product on which liability is
asserted.
IN NO EVENT SHALL OMRON BE RESPONSIBLE FOR
WARRANTY, REPAIR, OR OTHER CLAIMS REGARDING
THE PRODUCTS UNLESS OMRON’S ANALYSIS CON-
FIRMS THAT THE PRODUCTS WERE PROPERLY HAN-
DLED, STORED, INSTALLED, AND MAINTAINED AND
NOT SUBJECT TO CONTAMINATION, ABUSE, MISUSE,
OR INAPPROPRIATE MODIFICATION OR REPAIR.
SUITABILITY FOR USE
THE PRODUCTS CONTAINED IN THIS DOCUMENT ARE
NOT SAFETY RATED. THEY ARE NOT DESIGNED OR
RATED FOR ENSURING SAFETY OF PERSONS, AND
SHOULD NOT BE RELIED UPON AS A SAFETY COM-
PONENT OR PROTECTIVE DEVICE FOR SUCH PUR-
POSES. Please refer to separate catalogs for OMRON’s
safety rated products.
OMRON shall not be responsible for conformity with any
standards, codes, or regulations that apply to the combina-
tion of products in the customer’s application or use of the
product.
At the customer’s request, OMRON will provide applicable
third party certification documents identifying ratings and
limitations of use that apply to the products. This information
by itself is not sufficient for a complete determination of the
suitability of the products in combination with the end prod-
uct, machine, system, or other application or use.
The following are some examples of applications for which
particular attention must be given. This is not intended to be
an exhaustive list of all possible uses of the products, nor is
it intended to imply that the uses listed may be suitable for
the products:
•Outdoor use, uses involving potential chemical contamina-
tion or electrical interference, or conditions or uses not de-
scribed in this document.
•Nuclear energy control systems, combustion systems, rail-
road systems, aviation systems, medical equipment, amuse-
ment machines, vehicles, safety equipment, and installa-
tions subject to separate industry or government regulations.
•Systems, machines, and equipment that could present a risk
to life or property.
Please know and observe all prohibitions of use applicable
to the products.
NEVER USE THE PRODUCTS FOR AN APPLICATION IN-
VOLVING SERIOUS RISK TO LIFE OR PROPERTY WITH-
OUT ENSURING THAT THE SYSTEM AS A WHOLE HAS
BEEN DESIGNED TO ADDRESS THE RISKS, AND THAT
THE OMRON PRODUCT IS PROPERLY RATED AND
INSTALLED FOR THE INTENDED USE WITHIN THE
OVERALL EQUIPMENT OR SYSTEM.
PERFORMANCE DATA
Performance data given in this document is provided as a
guide for the user in determining suitability and does not
constitute a warranty. It may represent the result of OM-
RON’s test conditions, and the users must correlate it to ac-
tual application requirements. Actual performance is subject
to the OMRON Warranty and Limitations of Liability.
CHANGE IN SPECIFICATIONS
Product specifications and accessories may be changed at
any time based on improvements and other reasons.
It is our practice to change model numbers when published
ratings or features are changed, or when significant
construction changes are made. However, some specifica-
tions of the product may be changed without any notice.
When in doubt, special model numbers may be assigned to
fix or establish key specifications for your application on
your request. Please consult with your OMRON representa-
tive at any time to confirm actual specifications of pur-
chased products.
DIMENSIONS AND WEIGHTS
Dimensions and weights are nominal and are not to be used
for manufacturing purposes, even when tolerances are
shown.
ERRORS AND OMISSIONS
The information in this document has been carefully
checked and is believed to be accurate; however, no re-
sponsibility is assumed for clerical, typographical, or proof-
reading errors, or omissions.
PROGRAMMABLE PRODUCTS
OMRON shall not be responsible for the user’s program-
ming of a programmable product, or any consequence
thereof.
COPYRIGHT AND COPY PERMISSION
This document shall not be copied for sales or promotions
without permission.
This document is protected by copyright and is intended
solely for use in conjunction with the product. Please notify
us before copying or reproducing this document in any man-
ner, for any other purpose. If copying or transmitting this
document to another, please copy or transmit it in its entire-
ty.
Z4LB V2
Parallel Beam Linear Sensor
Instruction Manual
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iv
Notice:
OMRON products are manufactured for use according to proper procedures
by a qualified operator and only for the purposes described in this manual.
The following conventions are used to indicate and classify precautions in
this manual. Always heed the information provided with them. Failure to
heed precautions can result in injury to people or damage to property.
DANGER Indicates an imminently hazardous situation which, if not
avoided, will result in death or serious injury.
WARNING Indicates a potentially hazardous situation which, if not
avoided, could result in death or serious injury.
Caution Indicates a potentially hazardous situation which, if not
avoided, may result in minor or moderate injury, or property
damage.
Visual Aids
The following headings will help you locate different types of information.
Note Indicates information of particular interest for efficient and con-
venient operation of the product.
→Indicates pages where additional information can be found.
1Indicates a procedure. The step numbers in the procedure
correspond to the numbers in any related illustrations.
OMRON, 1999
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 permission 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. Never-
theless, OMRON assumes no responsibility for errors or omissions. Neither is any liability assumed for dam-
ages resulting from the use of the information contained in this publication.
PRECAUTIONS ix. . . . . . . . . . . . . . . . . . . . .
1 Laser Safety x. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2 Application Precautions xxi. . . . . . . . . . . . . . . . . . . . . . . . . .
3 Environment xxii. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4 Maintenance xxii. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5 General Precautions xxii. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6 Checking the Package xxiii. . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 1
Application Example 1. . . . . . . . . . . . . . . . .
1-1 Inspection for Loose Bottle Caps 2. . . . . . . . . . . . . . . .
SECTION 2
Preparations 9. . . . . . . . . . . . . . . . . . . . . . . .
2-1 Nomenclature 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-2 Wiring 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-3 Connections 18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-4 Axis and Gain Adjustments 18. . . . . . . . . . . . . . . . . . . .
2-5 Sensor Installation 19. . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 3
Basic Settings 23. . . . . . . . . . . . . . . . . . . . . . . .
3-1 Selecting the Measurement Unit 24. . . . . . . . . . . . . . . .
3-2 Setting Thresholds 26. . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 4
Optional Settings 35. . . . . . . . . . . . . . . . . . . . .
4-1 Optional Functions 36. . . . . . . . . . . . . . . . . . . . . . . . . . .
4-2 Key Settings 38. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-3 Selector Settings 47. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 5
Timing Charts 49. . . . . . . . . . . . . . . . . . . . . . .
5-1 Normal 50. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-2 Peak Hold 51. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-3 Bottom Hold 52. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-4 Sample Hold 53. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-5 Peak-to-peak Hold 54. . . . . . . . . . . . . . . . . . . . . . . . . . .
5-6 Self-peak Hold 55. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-7 Self-bottom Hold 56. . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 6
Troubleshooting 57. . . . . . . . . . . . . . . . . . . . .
SECTION 7
Specifications and Dimensions 59. . . . . . . . . .
7-1 Specifications 60. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7-2 Dimensions 64. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
vii
About this Manual:
This manual describes the installation and operation of the Z4LB V2 Parallel Beam Lin-
ear Sensor and includes the sections described below.
Please read this manual carefully and be sure you understand the information provided
before attempting to install and operate the Z4LB V2 Parallel Beam Linear Sensor.
Section 1 provides practical information on the connections, wiring, and operation of the
Z4LB V2 with a typical application example. Read this section for a quick application ref-
erence.
Section 2 provides information on preparations that must be made before turning ON the
Sensor, such as wiring, connecting, and installing Sensors and Amplifiers.
Section 3 provides information on basic settings, such as the threshold settings for good/
improper product discriminations.
Section 4 provides information on the optional functions that can be set in addition to the
basic settings.
Section 5 provides timing charts to show the operation of the hold modes.
Section 6 provides information on error messages and remedies to be taken. Refer to
this section before requesting service from your OMRON representative.
Section 7 provides the Sensor specifications and dimensions.
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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