ECOWITT HP2553 Operation Manual
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ECOWITT HP2553 Operation Manual

Tft large display wi-fi weather station with ultrasonic anemometer sensor package and rain gauge sensor
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TFT Large Display Wi-Fi Weather Station
With Ultrasonic Anemometer Sensor Package and Rain Gauge Sensor
Operation Manual
Model: HP2553
Thank you for purchasing this HP2553 TFT Large Display Wi-Fi Weather
Station, a complete weather station with ultrasonic anemometer and
independent self-emptying rain gauge.
This manual will guide you, step-by-step, through setting up your weather
station and base unit, and understanding the operation of your weather
station.
Note: The mounting pole for anemometer sensor package is not included.
1

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  • Page 1 With Ultrasonic Anemometer Sensor Package and Rain Gauge Sensor Operation Manual Model: HP2553 Thank you for purchasing this HP2553 TFT Large Display Wi-Fi Weather Station, a complete weather station with ultrasonic anemometer and independent self-emptying rain gauge. This manual will guide you, step-by-step, through setting up your weather station and base unit, and understanding the operation of your weather station.

  • Page 2: Table Of Contents

    1 Table of Contents 1 Table of Contents..................2 2 Unpacking....................4 3 Overview...................... 6 3.1 Display Console..................6 3.2 Indoor sensor..................7 3.3 Ultrasonic anemometer with 6-in-1 sensors..........8 3.4 Rain Sensor................... 8 3.5 Features....................9 4 Set up Guide....................11 4.1 Site Survey..................
  • Page 3 4.8.4 Optional Sensor Display Mode............ 38 4.9 Setting Mode..................38 4.9.1 Date and Time setting..............40 4.9.2 Time Format setting..............41 4.9.3 Date Format setting..............42 4.9.4 Temperature unit setting.............. 42 4.9.5 Barometric unit................42 4.9.6 Wind speed unit................42 4.9.7 Rainfall unit..................42 4.9.8 Solar Rad.

  • Page 4: Unpacking

    2 Unpacking Open your weather station box and inspect that the contents are intact (nothing broken) and complete (nothing missing). Inside you should find the following: Item Description Display Console Indoor sensor unit(temp/humidity/pressure) Solar powered ultrasonic anemometer with Light and UV, air temperature/humidity sensor integrated( optional heater for climate with snow/ice conditions available) Rain gauge...
  • Page 5 from the power adapter to ensure best RF reception from the outdoor sensor package. Note: The console can store historical data on a memory card. This memory card is not included. If you want to use one you will need a microSD memory card.

  • Page 6: Overview

    3 Overview 3.1 Display Console Figure 1: Display console screen memory card slot USB port Power jack reset Figure 2 Display console side views Note: The USB port in the console is only for factory internal use, not available for users.

  • Page 7: Indoor Sensor

    You can use a microSD card for the firmware update.( microSD card not included). Update firmware process: visit www.ecowitt.com for available update, copy “user.bin” file onto microSD card main root. Insert SD card while display in operation, it will immediately show an update process, follow the instruction to complete update.

  • Page 8: Ultrasonic Anemometer With 6-In-1 Sensors

    3.3 Ultrasonic anemometer with 6-in-1 sensors Figure 4: Solar powered ultrasonic anemometer with integrated solar & uv, thermo-hygrometer sensor 3.4 Rain Sensor Figure 5: Self emptying rain gauge...

  • Page 9: Features

    Stores data for past 2 years at 30-minute intervals Note: The optional WH31, WH41 and WH51 can be purchased separately. If more info needed, please visit our website: http://www.ecowitt.com. Make sure to select the model of the units with the same RF frequency as your...
  • Page 10 5V/1A power to the sensor heating element for melting accumulated snow or ice, which can influence wind measurement accuracy significantly. Please contact us at support@ecowitt.com for the extension cord information if needed.

  • Page 11: Set Up Guide

    4 Set up Guide Before you start, you will need a Philips screwdriver (size PH0, not provided) and find the wrench (size M5) included in package. Note: We suggest you assemble all components of the weather station, including base unit in one location so you can easily test functionality. After testing, place the outdoor sensors in the desired location.

  • Page 12: Ultrasonic Anemometer Package Assembly

    Anemometer  Ideally mounted at least 32 feet, or 10 meters above ground level.  Try to make the anemometer the highest object around. 7 feet, or 2.75 meters) or more above the surrounding obstructions is best. Rain Gauge  Ideally mounted at a height of 4 to 6 feet, or 1.5 to 2 meters above the ground.

  • Page 13: Install Batteries In Sensor Package

    1. Surface tension conditioner layer 7. Mounting arm ( patent pending) 2. Battery compartment 8. Mounting bracelet and U-bolt set 3. Temperature & humidity sensor 9. Power cord for built-in heater 4. Light & UV sensor, LED indicator 10. USB port (factory use only ) 5.

  • Page 14: Mount Ultrasonic Anemometer Assembly

    Note: Please make sure the battery is inserted correctly for its polarity as the system needs its initial power from this backup battery to start up the system before solar panel charges up the accumulator and supply system power afterwards. when in high altitude area,during wintertime, sunshine time is short, thus system needs to be powered from this backup battery, we recommend Lithium batteries to be used for cold weather climates.
  • Page 15 Figure 8: Sensor package mounting diagram 5-1 2. Pass the connector cord through the arm tube as Figure 9: Figure 9: Sensor package mounting diagram 5-2 3. Attaching the arm tube to the Ultrasonic Sensor as Figure 10.
  • Page 16 Figure 10: Sensor package mounting diagram 5-3 4. Insert the arm tube into the base as Figure 11. Be sure to line up the small hole in the arm with the holes in the base. Insert the machine screw through the holes in the base and arm. ( if you don’t need to power up the heater, you should keep the power cord terminal inside the mounting arm and this can make the installation looks neat and tidy.
  • Page 17 5. If optional extension cord is added, connect the cord to the connector and insert the USB port into the AC adaptor as Figure 10 show: Figure 12: Sensor package mounting diagram 5-5 Finally, place the sensor package on top of the prepared mounting pipe. The U-Bolts should be loose enough to allow this but loosen the nuts as necessary.

  • Page 18: Reset Button And Transmitter Led

    Make sure the mounting tube for the sensor package is installed vertically (use a level at 90-degree offsets around the tube). Adjust the mounting pipe as necessary. Next also make sure the mounting of the anemometer body on the pipe is level. If it is not, wind direction and speed readings may not operate correctly or accurately.

  • Page 19: Install Rain Gauge Filter

    Rain collector funnel Battery compartment door LED Indicator Surface installation screw hole Bubble level U-bolt installation hole Table 3: Sensor assembly detailed items 4.3.1 Install rain gauge filter There’s a stainless steel filter included in the package. It’s aimed to stop leaves or bird's dropping to avoid the obstruction of the cone hole.

  • Page 20: Install Batteries In Rain Gauge Sensor

    figure, until it comes to a stop and the top cannot be removed from the bucket. Failure to do this may cause the collector top to blow away in strong winds! Figure 15: Rain collector top installation diagram 4.3.3 Install Batteries in rain gauge sensor Remove the battery door on the back of the sensor by sliding it in the direction of the arrow.

  • Page 21: Mounting

    indication. You can always remove the batteries and start over, but if you see the flash once every 49 seconds, everything should be OK. Note: If no LED light up or is lighted permanently, make sure the battery is inserted the correct way or a proper reset is happened. Do not install the battery backwards.
  • Page 22 Figure 17: Rain gauge installation with U-bolts Note: Use the bubble level one the side of the rain gauge as a guide to verify that the sensor is leveled (for proper measurements). Mounting with screws 4.3.4.3 The mounting assembly also includes two screws for installation on a flat surface.

  • Page 23: Indoor Sensor Set Up

    Note: Use the bubble level beside the rain sensor as a guide to verify that the sensor is leveled. Use shims as necessary to achieve level installation. 4.4 Indoor Sensor Set Up Note: To avoid permanent damage, please take note of the battery polarity before inserting the batteries.

  • Page 24: Best Practices For Wireless Communication

    heeding the placement instructions above, you should also attempt to mount the unit under cover (eve or awning or similar). To mount or hang the unit on a wall or wood beam: Use a screw or nail to affix the remote sensor to the wall, as shown on ...
  • Page 25 Indoor/outdoor sensor placement: The sensor will have the longest  reach for its signal when mounted or hung vertically. Avoid laying it down on a flat surface. Electro-Magnetic Interference (EMI). Keep the base unit several feet  away from computer monitors and TVs. Radio Frequency Interference (RFI).

  • Page 26: Console Display

    4.6 Console Display See Figure 21 to help you identify elements of the console’s display screen. Figure 21: Display Console Screen Layout...
  • Page 27 Description Description Outdoor temperature Soil moisture(optional sensor) Outdoor Feels Like/Dew Indoor humidity point/Humidity/10Min. Average Wind Direction/Max Daily Gust PM2.5 concentration(optional RF signal bar for multi-channel sensor) temperature and humidity sensor(optional sensor) RF signal bar for PM2.5 Multi-channel temperature and sensor(optional sensor) humidity sensor cycle display mode icon(optional sensor) Sunrise / Sunset Time...

  • Page 28: Initial Display Console Set Up

    4.6.1 Initial Display Console Set Up Immediately after power up (inserting power adapter), the unit will turn on the display, and the unit will start to look for reception of the indoor and outdoor sensor data. This may take up to 3 minutes. Dark Background Display Light Background Display Note: Sunrise/sunset time display will only work properly when GEO...

  • Page 29: Key Functions

    4.6.2 Key functions Figure: Buttons around the display There is a set of eight keys on the bottom of the display console. The following tables briefly explains the function of these keys. Icon Description Brightness control key Press this key to decrease the brightness Brightness control key Press this key to enhance the brightness Backlight on/off key...

  • Page 30: Main Interface Icons Explain

    4.6.3 Main interface icons explain Temperature Icon 4.6.3.1 Temperature Range Color Temperature Range Color (degF) Ring (degF) Ring < -10 50-60 -10 to 0 60-70 0 to 10 70-80 10-20 80-90 20-30 90-100 30-40 100-110 40-50 > 110 Note: please refer to the online manual for colorful display.
  • Page 31 Humidity Icon 4.6.3.2 Humidity Range (%) Color Humidity Range Color Ring Ring 0%, No signal or 50 to 60 dashes 1 to 10 60 to 70 10 to 20 70 to 80 20 to 30 80 to 90 30 to 40 90 to 99 40 to 50 100%...

  • Page 32: Multiple Channel Selection And Scroll Mode

    Current wind direction indication , 10-minute average 4.6.3.3 wind direction indication Hourly Rainfall Icon 4.6.3.4 Hourly Rain (in) Icon Hourly Rain (in) Color Ring 0.6 to 0.8 0 to 0.2 0.8 to 1 0.2 to 0.4 1 to 1.2 0.4 to 0.6 1.2 to 1.4 4.7 Multiple Channel Selection and Scroll Mode The multi-channel temp and humidity sensor is an optional sensor, not...

  • Page 33: History Mode

    Note: For all optional sensor(s), the history data will be saved to a microSD card(not included). 4.8 History Mode 4.8.1 View and Reset MAX/MIN While in normal display, press the key once to view and reset minimum and maximums. Figure: Max/Min Screen Icon Description Selection key...

  • Page 34: History Record Mode

    key to popup Message Box ”Clear the Max/Min record?”. Press key or key to select YES or NO. Press the key or key to confirm the selection. Up arrow key Press this key to change the activated option field Down arrow key Press this key to change the activated option field History key Press this key to select History data display.
  • Page 35 Icon Description File Select key Press this key to clear all history record Page Select key Press this key to enter particular page of the history data. Each page contains 16sets data. Scroll left key Press this key to view the left of the scrollable area.
  • Page 36 Figure : Clear History Record Screen While in History Record Mode, press the key to enter the page selection mode: Figure : view a specific page of history Screen...

  • Page 37: Graph Mode

    Press to select a digit in a number, press to change the number. Press to change the activated option field, toggle OK or Cancel then press key to confirm. 4.8.3 Graph Mode While in History Record Mode, press the key once to enter Graph Mode.

  • Page 38: Optional Sensor Display Mode

    Wind Direction Solar radiation Rainfall hourly and daily Barometer(REL & ABS) 4.8.4 Optional Sensor Display Mode For optional WH51 soil moisture sensor and WH41 PM2.5 sensor, only the first channel data will display on the main screen of the console. To view the full display of multi-channel sensors you can do this: While in Graph Mode, press the key once to enter Optional Sensor...
  • Page 39 Figure : Setup Menu Screen Icon Description Select key Press this key to select the unit or scrolls the value Select key Press this key to select the unit or scrolls the value. Left key Press this key to select the set value. Right key Press this key to select the set value.

  • Page 40: Date And Time Setting

    4.9.1 Date and Time setting While in Menu Setting Mode, press key to select Date and Time Setup field, press key to enter Date and Time Setup mode: Figure : Time and date Setup Screen Time setting (hour/minute/second) Press key to select time setting field, and the hour digit will turn red, press the key to change the hour setting.

  • Page 41: Time Format Setting

    Press key to select Date setting field, the day digit on focus turns red, press the key to change the day setting. Press to set the month, then month digit focused will turn red, press the to change the month setting. Press to set the year, the year digit on focus will turn red, press the key to change the year setting...

  • Page 42: Date Format Setting

    4.9.3 Date Format setting Press to change the time format between DD-MM–YYYY, YYYY-MM- DD and MM-DD-YYYY 4.9.4 Temperature unit setting Press to change the temperature units of measure between °F and °C. 4.9.5 Barometric unit Press to change the temperature units of measure between inHg, mmHg and hPa 4.9.6 Wind speed unit Press...
  • Page 43 Figure : Multi channel sensor Setup Screen Press key to select Name setting field, the name on focus turns green, press the key to pop up the keyboard to enter the sensor name. Press to scroll to the character and press to select the character.
  • Page 44 Figure : rename the sensor Screen Press key to select Register setting field, press the key to register the selected sensor...

  • Page 45: Backlight Setting

    4.9.10 Backlight setting While in Menu Setting Mode, press key to select Backlight Setup field, press key to enter backlight Setup mode: Figure : Backlight Setting Screen Automatic control backlight: select this option, the backlight will auto turn on and off according the set time Turn on the backlight: set the time of turning on backlight Turn off the backlight: set the time of turning off backlight Automatic brightness adjustment: select this option, the brightness will...

  • Page 46: Longitude: Latitude Setting

    Icon Description Select key Press this key to select the unit or scrolls the value Select key Press this key to select the unit or scrolls the value. Left key Press this key to select the set value. Right key Press this key to select the set value.

  • Page 47: Barometric Display

    Figure : Longitude and Latitude Setting Screen The sunrise/sunset times will be calculating automatically base on the Longitude and Latitude. Your location GEO info can be found on mobile compass page. Two digits after decimal should be enough for this feature to be working correctly.

  • Page 48: Storing Interval (1-240Minutes Selectable)

    Ecowitt Weather Site: https://www.ecowitt.net Ecowitt’s new weather server that can host a bunch of sensors that other services don’t support at this time. Table: Supported weather services Note: If you are testing the setup with the outdoor sensor package nearby and indoor, you may want to consider connecting to Wi-Fi, but not yet configuring any of the weather services.
  • Page 49 final outdoor installation, come back and change the password after clearing console history. That will start uploading to the services with a clean slate. Press key to enter Weather Server set up mode. The device can be configured to send real-time data to wunderground.com®. Enter the Station ID and Password obtained from Wunderground.com.
  • Page 50 1) Set Station ID. Press to highlight the Station ID. Enter your station ID. Press to display the keyboard. Press to scroll to the character and press to select the character. Press to return to the setup page. 2) Set Station Key. Press to highlight the station key.
  • Page 51 Registering with and using wunderground.com 4.9.15.1 Perform the following steps to get the Station ID and Password on wunderground.com: Visit Wunderground.com and select the Join link (1) at the top of the page and select the Free (2) sign up option. Select More | Register Your PWS (3) Click Send Validation Email (4).
  • Page 52 Select More | Register Your PWS (5) again. This time you will be asked details about your weather station. Go ahead and fill out the form After completing the weather station, you will see something like this: Your station ID will have the form: KSSCCCC###, where K is for USA station (I for international), SS is your state, CCCC is an abbreviation for your city and ### is the station number in that city.
  • Page 53 Figure 31: Weather Server setup screen scroll value scroll value Scroll field Scroll field return to down down Setup...
  • Page 54 1) Set Station ID. Press to highlight the Station ID. Enter your station ID. Press to display the keyboard. Press to scroll to the character and press to select the character. Press to return to the setup page. 2) Set Station Key. Press to highlight the station key.
  • Page 55 There are also some very useful mobile apps. The URLs provided here go to the Web version of the application pages. You can also find them directly from the iOS or Google Play stores: WunderStation: iPad application for viewing your station’s data and ...
  • Page 56 WU Storm: iPad and iPhone application for viewing radar images,  animated wind, cloud coverage and detailed forecast, and PWS station data https://itunes.apple.com/us/app/wu-storm/id955957721 Weather Underground: Forecast: iOS and Android application for  forecasts https://itunes.apple.com/us/app/weather-underground-forecast/id48615480 https://play.google.com/store/apps/details?id=com.wunderground.andro id.weather&hl=en...
  • Page 57 PWS Weather Station Monitor: View weather conditions in your  neighborhood, or even right in your own backyard. Connects to wunderground.com https://itunes.apple.com/us/app/pws-weather-station-monitor/id7137059...
  • Page 58 Note: If you want to share your station data with other users, you’ll need to set your data to be public. Other users need to log in the ecowitt.net first to view your data. It will show a page such as this, where you can look at today’s data and...
  • Page 59 Dashboard Graph display...
  • Page 60 List display Weather Map...
  • Page 61 Email Alerts Customized server setup 4.9.15.5 For highly experienced users, it offers the option to send data to the user’s own server. Press the “setup” button to enter Customized setup screen, Figure : Server setup screen...
  • Page 62 Select Enable button and select the protocol type. The website should has the same protocol with Wunderground or Ecowitt. Input all the information needed.

  • Page 63: Connect Console To Your Router: Wi-Fi Scan

    4.9.16 Connect Console to Your Router: Wi-Fi scan Entering this mode, system will display all the available Wi-Fi networks. Select the SSID that you want console to be connected with (only supports 2.4GHz band Wi-Fi network ) , and enter passer word as required. Press key to select the Wi-Fi network.
  • Page 64 If the Wi-Fi network you would like to connect is with a hidden SSID, please follow below steps to connect: 1) Press to select Hidden SSID setup, and press directly to enter. 2).Press to highlight the SSID. Press to display the keyboard and enter your SSID.

  • Page 65: Background

    4.9.17 Background While in Menu Setting Mode, press key to select Background Setup field, press key to choose between dark background display and light background display...

  • Page 66: Alarm Setting Mode

    4.9.18 Alarm Setting Mode Icon Description Select key Press this key to select the unit or scrolls the value Select key Press this key to select the unit or scrolls the value. Left key Press this key to select the set value. Right key Press this key to select the set value.

  • Page 67: Calibration Mode

    alarm will sound for 120 second and the corresponding icon will flash until the weather condition doesn’t meet the user set level. Press any key to mute the alarm. 4.9.19 Calibration Mode Icon Description Select key Press this key to select the unit or scrolls the value Select key Press this key to select the unit or scrolls the value.
  • Page 68 To adjust the parameter, press to scroll to the parameter you wish to change. Press to highlight the sign (positive vs. negative, if applicable) and significant digit. Press to change the calibrated value. Parameter Type of Default Typical Calibration Source Calibration Temperature Offset...
  • Page 69 other weather stations) are not a good source and have their own margin of error. Using a local weather station in your area is also a poor source due to changes in location, timing (airport weather stations are only updated once per hour) and possible calibration errors (many official weather stations are not properly installed and calibrated).
  • Page 70 The standard sea-level pressure is 29.92 in Hg (1013 mb). This is the average sea-level pressure around the world. Relative pressure measurements greater than 29.92 inHg (1013 mb) are considered high pressure and relative pressure measurements less than 29.92 inHg are considered low pressure. To determine the relative pressure for your location, locate an official reporting station near you (the internet is the best source for real time barometer conditions, such as Weather.com or...

  • Page 71: More

    Without a calibrated source, wind speed can be difficult to measure. We recommend using a calibrated wind meter (not included) and a constant speed, high speed fan. (7) The rain collector is calibrated at the factory based on the funnel diameter.
  • Page 73 Note: To calibrate the optional soil moisture sensor, please refer to the manual of the WH51 soil moisture senor. To calibrate the PM2.5 sensor, you’ll need to find a reliable source, such as professional devices from your local air quality service. To calibrate the temp and humidity sensor, please refer to section 4.9.19.

  • Page 75: Factory Reset

    4.9.21 Factory reset Re-register indoor transmitter 4.9.21.1 Press key to select re-register indoor transmitter. Press key to popup the Message Box ”Register a new indoor...
  • Page 76 transmitter?” Press to select Yes or No. Press the key to confirm the selection. Re-register outdoor transmitter 4.9.21.2 Please reference section 5.13.1. Procedures and settings are similar to re- register indoor transmitter. Automatic Clear Max/Min 4.9.21.3 To turn on/off automatically clear Max/Min record at 0:00hr every day. Press key to select Automatic clear Max/Min.
  • Page 77 select Yes or No. Press the key to confirm the selection. Clear Max/Min 4.9.21.6 Press key to select Clear Max/Min. Press to popup the Message Box ”Clear the max/min record?” Press to select Yes or No. Press the key to confirm the selection. Backup data 4.9.21.7 Press...
  • Page 78 About information 4.9.21.8 Note: This figure is just for reference(model and frequency will change according to different market). The actual display console may be with higher firmware version than this manual described because we will update the firmware occasionally.

  • Page 79: Other Console Functions

    5 Other Console Functions 5.1 Beaufort Wind Force Scale If you have selected the use of Beaufort wind speed units, you can use the table below for reference. The Beaufort scale is based on qualitative wind conditions and how they would affect a ship’s (frigate) sails (so yes, it is an “old”...

  • Page 80: Weather Forecasting

    5.2 Weather Forecasting The five weather icons are Sunny, Partly Cloudy, Cloudy, Rainy and Stormy. The forecast icon is based on the rate of change of barometric pressure. Please allow at least one month for the weather station to learn the barometric pressure over time.

  • Page 81: Weather Forecasting Description And Limitations

    5.4 Weather Forecasting Description and Limitations In general, if the rate of change of pressure increases, the weather is generally improving (sunny to partly cloudy). If the rate of change of pressure decreases, the weather is generally degrading (cloudy, rainy or stormy).
  • Page 82 Day 3 Day 16 Day 4 Day 17 Day 5 Day 18 Day 6 Day 19 Day 7 Day 20 Day 8 Day 21 Day 9 Day 22 Day 10 Day 23 Day 11 Day 24 Day 12 Day 25 Day 13 Day 26 Full Moon...

  • Page 83: Maintenance

    6 Maintenance The following steps should be taken for proper maintenance of your station Clean Rain Gauge Check the rain gauge every 3 months. Rotate the funnel counterclockwise and lift it up. Clean the funnel and bucket with a damp cloth to remove any dirt, debris and insects.
  • Page 84 Clean solar radiation sensor and solar panel The solar radiation sensor and solar panel of the outdoor sensor array need to be cleaned with a non-abrasive slightly damp cloth every 3 months. Replacing batteries regularly Batteries of the outdoor sensor array should be replaced every 1-2 years. In applications where data dropouts cannot be tolerated, check the batteries every 3 months and apply a corrosion preventing compound (not included) on the battery terminals for protection.

  • Page 85: Troubleshooting Guide

    7 Troubleshooting Guide Look through the following table and locate an issue or problem you are experiencing in the left column and read possible solutions in the right column. Problem Solution Wireless remote (thermo- The maximum line of sight communication range is about hygrometer) not reporting in 600’.
  • Page 86 Problem Solution it from the rest of the sensors). The LED next to the battery compartment will flash according to the reporting time on the specifications. If the LED is not flashing as that… Replace the batteries in the sensor. If the batteries were recently replaced, check the polarity.
  • Page 87 Problem Solution Wundeground.com, not the station). Example, $oewkrf is not a valid password, but oewkrf$ is valid. Confirm your station ID is correct. The station ID is all caps, and the most common issue is substituting an O for a 0 (or visa versa). Example, KAZPHOEN11, not KAZPH0EN11 If there's a number "1"...

  • Page 88: Specifications

    8 Specifications Note: Out of range values will be displayed using “---” Outdoor sensor Specification Transmission distance 200 m (600 ft.) open field RF Frequency 433 / 868 / 915 MHz depending on location United States: 915 MHz Temperature range -40°C –...
  • Page 89 Note:  When the maximum wind speed of the last 4s is >=5m/s, the wind speed is detected by 1s; when the maximum wind speed of the last 4s is >=3m/s and less than 5m/s, the wind speed is detected by 2s; when the maximum wind speed of the last 4s is <3m/ s, the wind speed is detected by 4s.
  • Page 90 Note: The primary power source for the outdoor sensor is the solar panel. When available solar power (light over recent period) is insufficient, the batteries will be used. In outdoor climates that frequently have sustained temperatures below 0°C (or 32°F) the use of Lithium batteries is strongly suggested as these are performing better than Alkaline batteries under such circumstances.

  • Page 91: Warranty Information

    9 Warranty Information We disclaim any responsibility for any technical error or printing error, or the consequences thereof. All trademarks and patents are recognized. We provide a 1-year limited warranty on this product against manufacturing defects, or defects in materials and workmanship. This limited warranty begins on the original date of purchase, is valid only on products purchased, and only to the original purchaser of this product.

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