Nautel Vector-LP VR250 Beacon Transmitter Manuals

Manuals and User Guides for Nautel Vector-LP VR250 Beacon Transmitter. We have 1 Nautel Vector-LP VR250 Beacon Transmitter manual available for free PDF download: Technical Instruction Manual

Nautel Vector-LP VR250 Technical Instruction Manual

Nautel Vector-LP VR250 Technical Instruction Manual (150 pages)

Radio Beacon Transmitter

Brand: Nautel | Category: Transmitter | Size: 1.56 MB

Table of Contents

Reference Designations
4
Electrical Schematics
5
- Declaration of Conformity
  7
- Table of Contents
  9
Introduction
10
Factory Support
19
Purpose and Scope of Manual
19
Purpose of Equipment
19
Remote Interface
20
- Mechanical Description
  20
Glossary of Terms
20
Recommended Site Test Equipment
21
Glossary of Terms
22
Transmitter Dimensions
23
Transmitter Weights
23
Transmitter Clearances
23
Air Flushing
23
Cooling and Heating
23
Work Area
23
Preparation for Use and Installation
23
Introduction
23
Preparation for Use
23
- Transmitter Room Requirements
  23
Lightning Protection
24
Station Reference Ground
24
- Ac Power Source
  24
  - Ac Wiring
    24
Vector-LP Transmitter Environment Considerations
25
- Antenna Feed Cable
  29
- Antenna Tower
  29
- External Control/Monitor Wiring
  29
- Electrical Power
  29
  - Ac Voltage Source
    29
  - External Ac Switching
    29
  - DC Voltage Source
    29
- Antenna System
  30
  - RF Feed Cable
    30
- Internal DDS Source
  30
- External Interlocks
  31
- Remote Control Circuits
  31
  - On/Off Control
    32
  - Charger Alarm
    32
  - Standby Code
    32
- Press-To-Talk Input
  32
- User Assigned Information
  32
  - Carrier Frequency
    32
  - Keyed Tone Frequency
    32
Vector-LP Radio Beacon Transmitter Technical Instruction Manual Feb.24.09
32
- Identification Code
  32
- Standby Codes
  32
- Serial Port Features
  33
  - Remote Control and Monitoring Interface
    33
  - ATU Interface
    33
  - RF Monitoring Sample
    33
  - Parts Supplied by Nautel
    33
  - Parts Not Supplied by Nautel
    33
  - Test Equipment and Special Tools
    33
- Available Options
  33
Installation
35
RF Filter PWB Tap Settings Vs Frequency (Standard Frequency Band)
38
Commissioning
39
- Precautions
  39
- Turn-On Prerequisites
  39
- Initial Turn-On
  39
- Operating Instructions
  43
- Introduction
  43
- Precautions
  43
- Emergency Shutdown
  43
  - Turn off RF Output
    43
- Complete Shutdown
  43
- External Safety Interlock
  43
- Electrostatic Discharge Protection
  44
- Controls and Indicators
  44
Mechanical Drawings
44
- Front Panel
  45
  - Exciter Interface PWB
    46
  - Remote Interface PWB
    46
Vector-LP Transmitter Front Panel - Control Section
48
Front Panel - Control Section Controls and Indicators
49
Part of NAPI76A/02 Exciter Interface PWB A2
50
Exciter Interface PWB Controls and Indicators
51
Part of NAPI78B/02 Remote Interface PWB A3
52
Remote Interface PWB Controls and Indicators
53
NAPE70C RF Synthesizer PWB A5 and A8
54
RF Synthesizer PWB Controls and Indicators
55
Miscellaneous RF Power Stage Controls and Indicators
57
NAPS35 Battery Boost PWB A16A1 (Optional)
58
Battery Boost PWB Controls and Indicators
59
Flow Diagram - Diagnostic Display Functions
61
Viewing Faults
62
- Setting Real Time Clock
  63
- Setting RF Monitor Limits
  64
Meter Settings
66
- Selecting Analog Meter
  67
Configuring the Sonalert
68
- Changing Factory Calibrated Settings
  69
  - Calibrating Diagnostic Display Meters
    70
  - Setting Maximum Output Limitations
    71
  - Viewing and Setting Peripherals
    72
    
    Viewing Power Module Status
    73
    
    ATU Controls
    74
    
    Testing the Standby Side
    75
    
    Checking Modules
    76
    
    Setting Monitor Points
    77
- Introduction
  79
Exciter Panel and Rear View
80
- Test Equipment Required
  81
- Standard Adjustments
  82
- Non-Standard Adjustments
  86
  - Battery Boost PWB
    92
CW Signal Set to Fill Display
93
- General
  95
- Corrective Maintenance
  96
Troubleshooting Front Panel Alarms
97
Replacing an Rf Power Module
103
RF Power Module Securing Hardware
104
Fet Checking/Replacement
105
Exciter Panel Pwb Replacement
106
- Exciter Monitor/Generator PWB Replacement
  107
- Interface PWB Replacement
  108
Introduction
109
- Interface PWB
  113
Exciter Stage
114
- Interphase PDM Driver Pwbs
  116
Timing Diagram for PDM Differential Amplifier
121
- Exciter Monitor/Generator Pwbs
  123
Control/Monitor Stage
124
- Diagnostic Display
  128
- Front Panel Metering
  128
- NDB Site Interface PWB (Optional)
  129
Rf Power Stage
130
- RF Filter PWB
  131
- RF Power Probe PWB
  135
Simplified Principles of Class 'D' Operation
137
Introduction
139
Oem Code to Manufacturer Cross-Reference
140
Common Abbreviations/Acronyms
141
Manufacturer's Index
142
Family Tree - Vector-LP Radio Beacon Transmitter
143

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