ZONEWU the methane transmitter designed by our company has strong safety, fast response speed, and strong anti-interference ability. After our company's unique compensation algorithm and multi-stage standard gas calibration, it also has the characteristics of long life, high precision, high repeatability, and high stability. Suitable for real-time monitoring of methane concentration in underground pipe galleries, underground parking lots, public toilets, garages, workshops, chemical plants, greenhouse farms, and other places. The device adopts a wide voltage 10-30V DC power supply, 485 signal output, standard ModBus RTU communication protocol, ModBus address can be set, baud rate can be changed, and the communication distance is up to 2000 meters.
This RS485 Hydrogen Sulfide Transmitter is an industrial-grade gas detection device based on electrochemical sensing technology. It accurately measures hydrogen sulfide concentrations in the range of 0~50 ppm, while simultaneously monitoring temperature (-40~+80℃) and humidity (0~99.9% RH). Equipped with an RS485 interface and ModBusRTU protocol, it supports a wide voltage supply of 5~28VDC, weighs only 0.6kg, and operates stably in environments ranging from -20~60℃, making it ideal for industrial hydrogen sulfide monitoring scenarios.
The RS485 chlorine gas transmitter designed by our company has the characteristics of fast response, high sensitivity, and strong anti-interference ability. Equipped with high-performance chlorine gas sensors and microprocessors, it has the characteristics of high detection accuracy, stable performance, and low power consumption. Suitable for chlorine gas concentration monitoring in industrial safety, environmental monitoring, industrial production and other places. This device adopts a wide voltage 50-28V DC power supply, 485 signal output, standard ModBus RTU communication protocol, can set ModBus address, can change baud rate, and has a communication distance of up to 2000 meters.
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.
ZONEWU LoRa solar soil EC/PH/temperature and humidity sensor is an environmental monitoring device that integrates solar power supply and remote communication technology. Its core function is to collect real-time soil EC/PH/temperature and humidity data. This device is powered by solar panels and equipped with lithium-ion batteries for energy storage, without the need for external power lines, making it particularly suitable for outdoor scenarios without power grids. Relying on LoRa low-power wide area network technology, its communication distance can reach several kilometers, and it can stably transmit data through complex terrain, greatly reducing wiring costs. This technology is widely used in fields such as farmland, greenhouses, orchards, and ecological monitoring. It can accurately provide feedback on various soil parameters, provide data support for irrigation and fertilization, help achieve intelligent and refined soil environment management, and reduce resource waste.
Our RS485 hydrogen transmitter integrates high-sensitivity gas detection with stable Modbus RTU communication. It supports remote monitoring and PLC system integration, features explosion-proof design and temperature compensation, and delivers accurate H₂ concentration data for industrial sites, battery rooms, and fuel cell systems. Reliable, easy to calibrate, ideal for safety-critical applications.
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.
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.
ZONEWU RS485 Soil Temperature and Humidity Sensor integrates soil moisture and soil temperature sensors, and has the advantages of easy portability, sealing, and high accuracy. It is an ideal choice for measuring soil moisture and soil temperature.
