Basler Electric BE1-81O/U User Manual
Instruction manual, For be1-81o/u digital frequency relay
Table of contents
Document Outline
- BE1-81O/U
- Preface
- Contents
- Introduction
- Controls and Indicators
- Functional Description
- Input Signal
- Undervoltage Inhibit
- Zero-Crossing Logic
- Crystal Oscillator
- Period Clock Generator
- Minimum Period Difference Logic
- Maximum Period Difference Logic
- Measured Frequency Converter
- Frequency Comparator Logic
- Definite Time Delay Logic
- Relay Outputs
- Auxiliary Relay Outputs
- Power Supply
- Power Supply Status Output
- Target Indicators
- Installation
- Testing
- Specifications
- Revision History