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General| Brand | Vaisala |
|---|---|
| Model | PWD22/52 |
| Category | Security Sensors |
| Language | English |
Provides general notes for the product.
Lists the chapters and appendices of the manual.
Details manual revisions and previous versions.
Lists other relevant Vaisala product manuals.
Explains how safety warnings (WARNING, CAUTION, NOTE) are presented.
Outlines essential safety precautions for operating the PWD22/52.
Details measures for preventing Electrostatic Discharge damage to components.
Provides guidance on proper disposal of materials and batteries.
Lists EU directives and standards the product conforms to.
Lists registered trademarks associated with the product.
Outlines terms for software usage.
Refers to standard warranty terms and conditions.
Introduces the PWD22/52 as an intelligent, multi-variable automatic weather sensor.
Describes the physical components and arrangement of the PWD22/52.
Explains how the sensor is typically used and its output options.
Lists the codes and common names for the device and its options.
Explains how the device measures visibility using light scatter.
Lists extra sensors like RAINCAP® and Luminance Sensor.
Details the device's self-monitoring capabilities.
Explains the automated tests performed by the device.
Describes how the device checks its memory integrity.
Details how optical and offset signals are monitored.
Explains how hardware parameters are monitored using an A/D converter.
Describes how the device monitors for optical contamination.
Provides criteria for choosing an optimal installation site for measurements.
Details essential grounding procedures for safety and protection.
Describes the steps involved in installing the PWD22/52 unit.
Guides users on handling and checking the delivered equipment.
Provides guidelines for storing the PWD22/52 equipment.
Explains how to physically attach the PWD22/52 to a support arm or mast.
Covers connecting the necessary cables for power and data.
Explains how to connect the power supply to the device.
Explains available communication interfaces (RS-232, RS-485).
Details the functionality and configuration of the device's relay outputs.
Covers configuration of communication settings and sensor ID.
Outlines a recommended startup procedure before connecting to a host.
Introduces basic operation and data message formats.
Explains how to access and leave the command mode for operation.
Describes the different data message formats and their content.
Explains how to configure automatic message transmission at selected intervals.
Describes how to request data messages from the unit.
Explains how to manage and reset precipitation data sums.
Introduces the command set for the PWD22/52.
Details commands for displaying and setting weather analysis parameters.
Covers commands for displaying and updating system parameters.
Explains the operation and power requirements for hood heaters.
Command to change baud rate and communication type.
Describes the analog output wiring and factory settings.
Explains different modes for analog output calculation.
Lists commands used for installation, maintenance, and troubleshooting.
Details commands for system time, date, reset, and version.
Describes regular maintenance tasks like cleaning and checks.
Emphasizes the importance of cleaning sensor components.
Explains factory calibration and recommended periodic checks.
Details steps to check visibility calibration without recalibrating.
Guides on how to remove and replace optical units and sensors.
Step-by-step instructions for removing the transmitter unit.
Instructions for replacing the RAINCAP® sensor.
Introduces common issues and their solutions.
Guides on interpreting and resolving warnings/alarms.
Provides steps to troubleshoot when messages are not received.
Troubleshooting steps for when a message is present but visibility is missing.
Troubleshooting steps for consistently high visibility readings.
Troubleshooting steps for consistently low visibility readings.
Explains causes and solutions for false precipitation reports.
Provides guidance for diagnosing electrical issues with the device.
Presents the technical specifications of the PWD22/52.
Details physical dimensions, weight, mounting, and material.
Lists power consumption, sensor electronics, and output details.
Describes the optical system, transmitter, and receiver.
Provides range, accuracy, and update interval for visibility.
Details precipitation detection, type identification, and reporting.
Covers operating temperature, humidity, wind speed, and sun orientation.
Details internal monitoring values, faults, and actions from STA messages.
Details pin assignments, connector functions, and jumper settings for the PWC22/52 board.
Provides tables mapping internal weather types to NWS, SYNOP, and METAR codes.
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