Wireless soil moisture sensor: long wireless transmission distance, low power consumption, steel needle made of high-quality materials, acid and alkali resistance, electrolysis resistance, high measurement accuracy, Stable performance, professional certification from the measurement department.
Product number: WDC-4S-MBSpecial feature: ★ Long wireless transmission distance: up to 2-5km. ★ Low power consumption, 3.6V battery life up to 2 years. ★ The steel needle is made of high-quality materials, which can withstand long-term electrolysis and is resistant to acid, alkali and corrosion. ★ The electrodes are made of specially treated alloy materials with high measurement accuracy and stable performance. ★ IP68 protection level, safer to use. ★ Professional certification from the metrology department.
Product design complies with the following relevant national standards: GB/T 2421.1-2008 Environmental testing of electrical and electronic products. GB/T 4798.10-2006 Application environmental conditions for electrical and electronic products GBT 28418-2012 Basic technical conditions for soil moisture (current conditions) detection instruments
Technical specifications:
| Project | Specific performance |
|---|---|
| Soil temperature | Compared with the drying method, when the volume moisture content is 3%-10%, the absolute value of the relative error is not greater than 5%; when the volume moisture content is 15%-25%, the absolute value of the relative error is not greater than 2.5%; when the volume moisture content is 3%-45% %, the absolute value of the relative error shall not be greater than 5%. |
| Repeatability (expressed as repeatability standard deviation) is not greater than 2%. |
