Feature

●【 Know Your Air】: this air quality sensor measures PM2.5 concentration in the air(with high quality HPM Series Particle Sensor) and allows you to take timely measures to keep the air quality within safe levels[Accessory Only, Can Not Be Used Alone]
●【Indoor Air Quality Detector】: Indoor Air Quality Detector: powered by USB connection(USB cable included), suitable to use at home, office and lab; monitor the air quality to be away from harmful of PM2.5; Also works with HP2551/HP2553 weather stations (sold separately)
●【Live Data on APP】: requires a GW1100 Wi-Fi gateway(sold separately) to connect to Wi-Fi, after the Wi-Fi configuration, the current PM2.5 concentration / real-time and 24 hours average AQI / air quality levels indicator(Good, Moderate, Poor, Unhealthy, Severe and Hazardous)can be viewed directly on the WS View Plus or Ecowitt App.
●Graph & History Records on the Website: supported to upload to our free Ecowitt Weather server(ecowitt.net) to view the PM2.5 and AQI data graph and download the history records on the website; its recommended to add a shortcut of the website on the home screen of your phone for quick access
●【Support Monitoring Multi Locations】: The GW1100 Gateway(sold separately) supports MAX 4 WH43 PM2.5 Air Quality Sensors. Note: The WH41 and WH43 will be recognized as the same sensor type by the software. If you purchased both, they will share the four channels together and the total quantity.

[WH43B]




[WH45B]





Description

Features

PM2.5 Sensor

  • Measures indoor PM2.5 concentration every 60 seconds when powered with AC adaptor or detecting every 10 minutes when powered with batteries.
  • USB connection for indoor use only
  • Calibration function available when paired with Wi-Fi Gateway/HP2551/HP3500/HP3501
  • Long wireless range, up to 300 feet (100 meters) in open areas

WH43 Air Quality Sensor Just A Sensor ?? It Can Not Be Used Alone, Need to Pair with Gateway or Display Console

  • When paired with a Wi-Fi Gateway/Hub :
  • Monitor live sensor data on the Live Data page of the WS View Plus app (requires the gateway and your phone using the same Wi-Fi network)
  • Displays current PM2.5 concentration/AQI and 24H AQI and air quality level index on the Live Data page of the WS View Plus app
  • Up to 4 channels supported.
  • Calibration function available
  • When paired with a WH0290 console :
  • Console will synchronize with this sensor and the received data can be displayed on the console.
  • AQI index
  • Calibration function is not available with this console display. Max one sensor can be supported.
  • When paired with a Weather Station Console (HP2551/HP3500/HP3501/WN1900/WN1920/WN1820) :
  • View PM2.5 concentration data in real-time on the Display
  • Up to 4 channels supported. Channel names can be edited on the Display.
  • Calibration function available.

When uploaded to Ecowitt Weather Server

  • View current sensor data & history records & graph on the website
  • Set and receive email alerts from the server
  • Channel names can be edited on the website
  • Remote monitoring with smart phone, laptop, or computer by visiting the website.
  • Note: The WH41 and WH43 will be recognized as the same sensor type by the software. If you purchased both, they will share the four channels together and the total quantity of the two sensors could not exceed four.

Specification

Measurement PM 2.5
Range 0~999ug/m³
Accuracy When >100ug/m³, ±15%； When <100ug/m³, ±15ug/m³ (at 25°C ±5°C)
Resolution 1ug/m³
Frequency 915 MHz
Transmission Distance 100m (300 feet) in open field
Sensor Reporting Interval 1 minutes (10 minutes when only powered by batteries)
Power Consumption AC power (5V 1A) ( Not included ) / 2 x AA 1.5V Batteries for back up ( Not included )

Package List

  • 1 × Air Quality Sensor (Wireless PM2.5 Sensor)
  • 1 × USB Cable
  • 1 × User Manual