Preface, Conventions used in this manual – Basler Electric BE1-81O/U User Manual
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9137300990 Rev N
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Preface
This instruction manual provides information about the installation and operation of the BE1-81O/U Digital
Frequency Relay. To accomplish this, the following information is provided:
•
General information
•
Controls and indicators
•
Functional description
•
Installation
•
Testing
•
Specifications
Conventions Used in this Manual
Important safety and procedural information is emphasized and presented in this manual through
warning, caution, and note boxes. Each type is illustrated and defined as follows.
Warning!
Warning boxes call attention to conditions or actions that may cause
personal injury or death.
Caution
Caution boxes call attention to operating conditions that may lead to
equipment or property damage.
Note
Note boxes emphasize important information pertaining to installation
or operation.
BE1-81O/U
Preface