Our RS485-type O2 temperature and humidity sensor boasts rapid response, high sensitivity, and strong anti-interference. Calibrated via multi-stage standard gas and unique compensation algorithms, it offers long service life (≥24 months), high precision (O2: ±2%FS, temp: ±0.5℃, humidity: ±3%RH) and stability. With 10-30V DC wide voltage supply, it adopts ModBus RTU protocol, supporting address/baud rate setting and 2000m long-distance communication. Featuring a waterproof wall-mounted design, it suits harsh environments like warehouses, workshops, chemical plants, and greenhouses. Optional OLED screen enables on-site reading. Ideal for real-time gas and environmental monitoring, it’s your reliable choice for diverse industrial and commercial needs.
The ZONEWU RS485 integrated three-in-one soil sensor (temperature, humidity, EC) combines soil moisture, temperature, and electrical conductivity detection in a single streamlined device. It offers practical advantages like easy portability for flexible deployment, reliable sealing to resist moisture, dust, and corrosion, and high measurement accuracy for consistent, trustworthy data. Ideal for professionals needing comprehensive soil parameter monitoring, it suits agriculture (optimizing irrigation/fertilization), horticulture, environmental monitoring, and scientific research. Eliminating the need for separate sensors, it simplifies installation and operation while providing a holistic view of soil conditions to support informed decision-making.
This LoRaWAN Hydrogen Sensor is a professional wireless IoT gas monitoring device based on electrochemical principle, designed for global industrial applications. With a measurement range of 0-1000 ppm and 1 ppm high resolution, it delivers accurate H₂ concentration detection. Supporting 8 global frequency bands (CN470/EU868/US915 etc.) and LoRaWAN 1.0.3 protocol, it’s compatible with OTAA Class A/C modes (default Class C) for reliable long-range transmission. Features low power consumption, strong anti-interference, and high stability, it allows flexible configuration of alarm thresholds, data collection & reporting cycles via downlink commands. Ideal for industrial safety, energy storage security, and environmental monitoring worldwide, it’s easy to install, supports zero-point calibration, and comes with a 1-year warranty, providing a trusted IoT solution for global hydrogen safety monitoring.
This RS485-type ammonia temperature and humidity transmitter adopts the electrochemical principle, supports 5-28VDC wide voltage power supply, and features a wall-mounted waterproof design suitable for harsh environments. It has the characteristics of fast response, high sensitivity, and strong anti-interference. Calibrated with exclusive algorithms and standard gases, it has high precision and strong stability, with data updated every 2 seconds. It can real-time monitor ammonia (0-50/100ppm), temperature (-40~80℃), and humidity (0~99.9% RH), and is suitable for scenarios such as farms, chemical plants, and greenhouses. It supports the ModBus RTU protocol and is easy to install and use.
