Leica NA720 Manuel utilisateur
Leica NA720/724/
728/730/730 plus
User Manual
Version 2.0
English
2
NA720/724/728/730/730 plus, Introduction
Introduction
Purchase Congratulations on the purchase of a Leica NA720/724/728/730/730 plus.
This manual contains important safety directions as well as instructions for setting
up the product and operating it. Refer to "1 Safety Directions" for further informa-
tion.
Read carefully through the User Manual before you switch on the product.
Product identifica-
tion
The type and serial number of your product are indicated on the type plate.
Enter the type and serial number in your manual and always refer to this information
when you need to contact your agency or Leica Geosystems authorised service work-
shop.
Type: _______________
Serial No.: _______________
NA720/724/728/730/730 plus, Introduction 3
Symbols The symbols used in this manual have the following meanings:
Validity of this
manual
This manual applies to the NA720/724/728/730/730 plus instruments. Differences
between the various models are marked and described.
Type Description
DANGER Indicates an imminently hazardous situation which, if not
avoided, will result in death or serious injury.
WARNING Indicates a potentially hazardous situation or an unintended
use which, if not avoided, could result in death or serious
injury.
CAUTION Indicates a potentially hazardous situation or an unintended
use which, if not avoided, may result in minor or moderate
injury.
NOTICE Indicates a potentially hazardous situation or an unintended
use which, if not avoided, may result in appreciable material,
financial and environmental damage.
Important paragraphs which must be adhered to in practice as
they enable the product to be used in a technically correct and
efficient manner.
4
NA720/724/728/730/730 plus, Introduction
Available docu-
mentation
Refer to the following resources for all NA720/724/728/730/730 plus docu-
mentation:
• https://myworld.leica-geosystems.com
Name Description/Format
NA720/724/
728/730/730
plus User
Manual
All instructions required in order to operate the product
to a basic level are contained in the User Manual.
Provides an overview of the product together with tech-
nical data and safety directions.
NA720/724/728/730/730 plus, Table of Contents 5
Table of Contents
In this manual Chapter Page
1 Safety Directions 7
1.1 General Introduction 7
1.2 Definition of Use 8
1.3 Limits of Use 9
1.4 Responsibilities 10
1.5 Hazards of Use 11
2 Description of the System 15
2.1 Container Contents 16
2.2 Instrument Components 17
2.3 Understanding Terms and Expressions 18
3Operation 20
3.1 Preparation 20
3.2 Measurement 27
3.3 Check & Adjust 37
6
NA720/724/728/730/730 plus, Table of Contents
4 Care and Transport 42
4.1 Transport 42
4.2 Storage 43
4.3 Cleaning and Drying 44
5 Technical Data 45
6 Accessories 48
NA720/724/728/730/730 plus, Safety Directions 7
1 Safety Directions
1.1 General Introduction
Description The following directions enable the person responsible for the product, and the
person who actually uses the equipment, to anticipate and avoid operational
hazards.
The person responsible for the product must ensure that all users understand these
directions and adhere to them.
8
NA720/724/728/730/730 plus, Safety Directions
1.2 Definition of Use
Intended Use • Optical height readings.
• Optical distance measuring with stadia readings.
Reasonably fore-
seeable misuse
• Use of the product without instruction.
• Use outside of the intended use and limits.
• Disabling safety systems.
• Removal of hazard notices.
• Opening the product using tools, for example screwdriver, unless this is
permitted for certain functions.
• Modification or conversion of the product.
• Use after misappropriation.
• Use of products with recognisable damages or defects.
• Use with accessories from other manufacturers without the prior explicit
approval of Leica Geosystems.
• Aiming directly into the sun.
• Inadequate safeguards at the working site.
NA720/724/728/730/730 plus, Safety Directions 9
1.3 Limits of Use
Environment Suitable for use in an atmosphere appropriate for permanent human habitation: not
suitable for use in aggressive or explosive environments.
DANGER Local safety authorities and safety experts must be contacted before working in
hazardous areas, or close to electrical installations or similar situations by the person
in charge of the product.
10
NA720/724/728/730/730 plus, Safety Directions
1.4 Responsibilities
Manufacturer of
the product
Leica Geosystems AG, CH-9435 Heerbrugg, hereinafter referred to as Leica Geosys-
tems, is responsible for supplying the product, including the user manual and original
accessories, in a safe condition.
Person responsible
for the product
The person responsible for the product has the following duties:
• To understand the safety instructions on the product and the instructions in the
user manual.
• To ensure that it is used in accordance with the instructions.
• To be familiar with local regulations relating to safety and accident prevention.
• To inform Leica Geosystems immediately if the product and the application
becomes unsafe.
• To ensure that the national laws, regulations and conditions for the operation of
e.g. radio transmitters or lasers are respected.
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