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Kestrel 3550FW User Manual

Kestrel 3550FW
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www.kestrelinstruments.com
Kestrel 3550FW
Fire Weather Meter
User Guide
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Kestrel 3550FW Specifications

General IconGeneral
BrandKestrel
Model3550FW
CategoryMeasuring Instruments
LanguageEnglish

Summary

Out of the Box

Powering On the Kestrel 3550

Instructions for turning the Kestrel 3550 device on and off using the center button.

Kestrel KDEX App Connectivity

Download and Install KDEX App

Guide to downloading the Kestrel KDEX app from app stores and its compatibility.

Compass Calibration

Manual Compass Calibration Process

Step-by-step guide for calibrating the Kestrel's compass by spinning the device.

Calibration Troubleshooting

Advice on how to troubleshoot and repeat the compass calibration if it fails.

Successful Calibration Display

Details on what the display shows after successful compass calibration.

Re-initiating Compass Calibration

Methods to initiate a new compass calibration, including battery removal or app use.

Heading Display Settings

How to switch between True and Magnetic heading displays using the KDEX app.

Initiating Calibration via App

Using the Kestrel KDEX app's device settings to start the compass calibration.

Connect to Your Mobile Device

Pairing Kestrel with Mobile Device

Instructions for connecting the Kestrel 3550 to a smartphone or tablet via the KDEX app.

App Permissions and Connection Troubleshooting

Guidance on necessary app permissions and resolving Bluetooth connection issues.

Measurements Overview

Available Measurement Data

A table detailing all measurement types, their icons, abbreviations, and units for the 3550FW.

In the Field Operation

Navigating Measurement Modes

How to select and cycle through different measurement screens on the Kestrel unit.

Using the Compass for Wind Direction

Proper technique for holding the Kestrel vertically to measure wind direction accurately.

Understanding Measurement Displays

Interpreting the 'Hint' abbreviations and units displayed for each measurement.

Utilizing HOLD Mode

How to freeze current readings using HOLD mode and navigate measurements in this state.

Using the Kestrel App

App Bluetooth Connectivity

Ensuring the Kestrel 3550 is connected to the app via Bluetooth for data transfer.

Creating and Reviewing Snapshots

How to take snapshots of all live measurements from the app and add notes or photos.

Taking Snapshots from Kestrel Device

Procedure to initiate a measurement snapshot directly from the Kestrel 3550 unit.

Kestrel-Initiated Snapshot Behavior

Details on HOLD mode activation and data saving for Kestrel-initiated snapshots.

Setup and Configuration

Selecting Measurement Units

How to change the unit of measure for various environmental readings.

Clock Adjustment and Synchronization

Steps to set the internal clock and its automatic synchronization with mobile devices.

Wind Speed Max/Avg Display

Viewing maximum and average wind gust data directly on the 3550 unit.

Barometric Pressure & Altitude Settings

Setting Reference Pressure or Altitude

Procedure for setting a reference altitude or barometric pressure for accurate readings.

Calibrating with Known Altitude

How to set the device's altitude reference using a known altitude value.

Calibrating with Known Barometric Pressure

How to set the device's barometric pressure reference using a known pressure value.

Reference Adjustment Best Practices

Recommendations for updating reference values based on location and weather changes.

Measurement Notes and Accuracy

Barometric Pressure Trend Indicators

Understanding the symbols used to display barometric pressure trends over time.

Water/Snow Temperature Measurement

Using the Kestrel for water/snow temperature and its waterproof specifications.

Backlight and Compass Accuracy Factors

Operating the backlight and understanding factors that impact compass accuracy.

Maintenance and Battery Replacement

Replacing the CR2032 Battery

Detailed instructions for safely replacing the device's battery, including orientation and seal.

Sensor Drift and Calibration

Impeller Sensor Maintenance

Information on impeller drift, recommended replacement intervals, and calibration.

Temperature and Humidity Sensor Calibration

Guidance on temperature and humidity sensor drift, calibration, and field recalibration kits.

Pressure Sensor Calibration

Details on pressure sensor drift, calibration frequency, and recommended recalibration methods.

Wind Vane Mode Operation

Using Kestrel with Vane Mount

Instructions for setting up and using the Kestrel 3550 with the Basic Series Vane Mount.

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