ECOWITT WH51 Manual
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ECOWITT WH51 Manual

Wireless multi-channel soil moisture sensor
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Table of Contents

Wireless Multi-Channel Soil Moisture
Contents
1. Introduction .......................................................... 2
2. Get Started .......................................................... 2
2.1 Parts List .................................................... 2
3. Overview ............................................................. 3
4. Setup Guide ........................................................ 4
4.1
5. Wi-Fi Configure with gateway ............................. 4
5.1 Pair with Gateway ...................................... 5
6. View Online Data on WS View ............................ 6
7. Custom mode ...................................................... 8
8. Specification ...................................................... 13
9. Warranty Information ......................................... 14
Sensor
Model: WH51
Install batteries ..................................... 4
1

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Summary of Contents for ECOWITT WH51

  • Page 1: Table Of Contents

    Wireless Multi-Channel Soil Moisture Sensor Model: WH51 Contents 1. Introduction ............2 2. Get Started ............2 2.1 Parts List ............ 2 3. Overview ............. 3 4. Setup Guide ............4 Install batteries ........4 5. Wi-Fi Configure with gateway ......4 5.1 Pair with Gateway ........

  • Page 2: Introduction

    1. Introduction Thanks for purchasing this Multi-Channel WH51 soil moisture sensor. This device measures soil moisture. The data can be streamed by GW1000 Wi-Fi Gateway(sold separately) and can be viewed on our WS View mobile application after the Wi-Fi configuration done.

  • Page 3: Overview

    3. Overview LED Indicator (RF transmission) Battery Cap Soil Moisture Sensor...

  • Page 4: Setup Guide

    4. Setup Guide 4.1 Install batteries 1.Open the battery cap of the soil moisture sensor 2.Insert one AA battery. 3.After inserting the battery, the remote sensor LED indicator will light for 4 seconds, and then flash once per 70 second thereafter. Each time it flashes, the sensor is transmitting data.

  • Page 5: Pair With Gateway

    GW1000 will pick soil moisture data automatically. If a WH51 sensor has been hooked on GW1000 before, and you have a new WH51 sensor to replace the old one, unplug GW1000 from USB socket and power up again, then the new sensor will be learned and old sensor will be erased.

  • Page 6: View Online Data On Ws View

    View application. Note: 1. The soil moisture data can be only viewed on the Live Data interface since it doesn’t support uploads to weather underground. If you choose to upload the data to our weather server: https://www.ecowitt.net, you can view the...
  • Page 7 live data/history graph and download the records on the website. You can add a shortcut of the website on the home screen of your phone for quick access. 2. This soil moisture sensor works with WH0291 Soil Moisture Monitor display console(sold separately).

  • Page 8: Custom Mode

    7. Custom mode When in LIVE DATA display mode, you can calibrate the soil moisture sensor by enable the Custom mode.(Click More – Choose Calibration – Choose Soil Calibration – Tick the box on the left side of the Customize). Custom OFF: Moisture level is calculated based on default dry and wet definition:...
  • Page 9 Example: when sensor moisture AD is 310, calculated moisture is: (310 – 70)*100% / (500-70) = 56%. This is a fixed slope rate linear system. Custom ON: When pot soil at dry or wet condition is not giving the moisture sensor output value that is close to its default assumption, it will give inaccurate moisture level results.
  • Page 10 decrease the 100%AD value to fix it. Please refer to the below example for better understanding. For example: When you use this product at the first time, please turn off the custom mode and test the product at the following two situations: Situation One: You watered your potted plant with enough water and the soil should be extremely wet, however the...
  • Page 11 Then: 95% = (183 - 70)*100%/(100%AD – 70 ) Result: 100%AD = 188(take the Integer part) Then you can adjust the default 0%AD value to 188 and touch the screen for once to update the data. When you get your expected moisture reading, click Save to save the setting.
  • Page 12 Then: 10% = (183 - 0%AD)*100%/(500 – 0%AD ) Result: 0%AD = 147(take the Integer part) Then you can adjust the default 0%AD value to 147 and touch the screen for once to update the data. When you get your expected moisture reading, click Save to save the setting.

  • Page 13: Specification

    8. Specification Moisture Range:0~100%; Resolution: 1% 0%AD setting range:70~200; Initial value:70 100%AD setting range:0%AD+10~1000; Initial value:500 Frequency: 433/915/868 MHz(optional) Sensor reporting interval: 70 seconds Transmission distance in open field: 100m(300 feet) IP66 waterproof Power consumption • Soil moisture sensor: 1xAA Alkaline batteries (not included) •...

  • Page 14: 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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