Vaisala PWD52 Manuals

Manuals and User Guides for Vaisala PWD52. We have 1 Vaisala PWD52 manual available for free PDF download: User Manual

Vaisala PWD52 User Manual

Vaisala PWD52 User Manual (118 pages)

Vaisala Present Weather Detector

Brand: Vaisala | Category: Security Sensors | Size: 2.25 MB

Table of Contents

Table of Contents
3
Chapter 1 General Information

11
- About this Manual
  
  11
  - Contents of this Manual
    11
  - Version Information
    12
  - Related Manuals
    12
  - Documentation Conventions
    12
  - Table 1 Manual Revisions
    12
  - Table 2 Related Manuals
    12
- Safety
  
  13
  - ESD Protection
    15
- Recycling
  
  15
- Regulatory Compliances
  
  16
- Trademarks
  
  16
- License Agreement
  
  16
- Warranty
  
  16
Chapter 2 Product Overview

17
Chapter 3 Functional Description

21
- Figure 2 PWD22/52 Block Diagram
  22
- Optical Measurements
  
  23
  - Optical Arrangement
    23
  - Transmitter Unit PWT11
    23
  - Figure 3 PWD22/52 Optical System
    23
  - Light Receiver
    24
- Additional Measurements
  
  24
  - Vaisala RAINCAP ® Rain Sensor
    24
  - Background Luminance Sensor PWL111 (Optional)
    25
    
    Figure 4 RAINCAP ® Block Diagram
    25
    
    BLCAL Command
    26
    
    BLSC Command
    26
    
    Continuous Mode
    26
    
    Day/Night Switch Mode
    26
    
    Disabling PWL111
    26
  - Temperature Sensor
    27
- Applications
  
  27
  - Figure 5 PWL111 Block Diagram
    27
- Internal Monitoring
  
  28
  - Built-In Tests
    28
  - Figure 6 LED Indicators on the PWC22/52 Board
    28
  - Memory Tests
    29
  - Signal Monitoring
    29
  - Hardware Monitoring
    29
  - Monitoring Contamination
    30
Chapter 4 Installation

31
Chapter 5 Operation

49
- Getting Started
  
  49
- Operating Instructions
  
  50
  - Table 12 Initial Settings and Corresponding Commands
    50
  - Table 13 Commands for Routine Maintenance Operations
    50
  - Entering and Exiting the Command Mode
    51
    
    Close
    51
    
    Open
    51
    
    Figure 16 Illustration of Contents of Messages 0, 1, and 2
    52
    
    Message 0
    53
    
    Message 1
    53
    
    Message 2
    54
    
    Message 3
    54
    
    Message 4
    54
    
    Message 7
    55
    
    Messages 5 and 6
    55
  - Message Types
    52
  - Automatic Message Sending
    56
    
    Message Polling
    57
- Precipitation Sums
  
  59
- List of Commands
  
  59
  - PWD22/52 Command Set
    59
    
    Help
    59
    
    Table 14 Command Set
    59
    
    Ames
    60
    
    Mes
    60
  - Weather Related Commands
    61
    
    Wpar
    61
    
    Wset
    61
    
    Clrs
    63
  - System Configuration Commands
    64
    
    Conf
    64
    
    Par
    64
    
    Baud
    69
    
    Hood Heaters
    69
  - Analog Output
    69
    
    Figure 17 Analog Current Output Connection
    70
    
    Analog Output Modes
    71
    
    Figure 18 Analog Current Output Connection
    71
    
    Mode 0
    71
    
    Mode 1
    72
    
    Mode 2
    72
    
    Analog Output Calibration
    73
    
    Mode 3
    73
    
    Mode 4
    73
  - Maintenance Commands
    75
    
    Sta
    75
    
    Cal
    76
    
    Table 15 Hardware Error Texts
    76
    
    Table 16 Warnings
    76
    
    Clean
    77
    
    Zero
    77
    
    Chec
    78
    
    Dry on
    78
    
    DRY on and WET
    78
    
    Heat
    79
    
    Wet
    79
  - Other Commands
    80
    
    Date
    80
    
    Time
    80
    
    Reset
    81
    
    Ver
    81
Chapter 6 Maintenance

83
- Periodic Maintenance
  
  83
  - Cleaning
    84
    
    Cleaning Lenses and Hoods
    84
    
    Cleaning RAINCAP
    85
- Calibration
  
  85
  - Visibility Calibration
    85
    
    Calibration Check Procedure
    86
    
    Calibration Procedure
    87
    
    Figure 19 Assembling the Opaque Glass Plates
    87
- Removing and Replacing
  
  88
  - Removing and Replacing the Optical Units
    88
    
    Figure 20 Removing PWT11
    89
    
    Removing PWT11
    89
    
    Figure 21 Opening Box Screws (1)
    90
    
    Removing PWC22/52
    90
    
    Figure 22 Removing the PWC15PB Protection Board
    91
    
    Figure 23 Removing the PWC22/52 Board
    92
    
    Figure 24 Removing the Rain Sensor
    93
    
    Replacing RAINCAP
    93
Chapter 7 Troubleshooting

95
Chapter 8 Technical Data

101
- Specifications
  
  101
Appendix A

105
- Table 24 Values from STA Message for Internal Monitoring
  105
Values for Internal Monitoring

105
Appendix B

109
Pwc22/52 Connectors and Jumper Settings

109
- Figure 25 Location of Jumpers and Connectors on the PWC22/52 Processor/Receiver Board
  111
Appendix Cnws and Wmo Code Tables

113
Index

115

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