Atmos Series – LX50 Lux Transmitter
Polwax LX50 is a high-precision industrial lux transmitter designed for real-time light intensity monitoring. With a wide measuring range up to 200,000 Lux, multiple outputs (4–20mA, 0–10V, RS485 Modbus RTU), and IP65 protection, it’s perfect for smart lighting, greenhouses, museums, and industrial automation. Its compact design, fast response, and seamless IoT integration make it ideal for both indoor and outdoor applications.

Lux / Light Intensity Transmitter
Atmos Series - LX50
- Easy to Install and suitable for Wall Mounting
- High Accuracy and Stability
- Wide Measuring Range
- Compact and Durable Design
- User-Friendly Configuration
- Ruggedized Enclosure
The Polwax Lux Transmitter Model LX50 is a state-of the-art light intensity monitoring device designed to deliver high-precision lux measurement in various environments. It is engineered for industrial automation, environmental monitoring, and smart lighting applications.
The LX50 features advanced sensor technology that ensures accuracy and reliability while offering seamless integration with modern IoT systems via Modbus RTU (Rs485), Analog (4-20mA, 0-10V), and MQTT over Wi-Fi. With its robust IP65-rated housing, the LX50 can be deployed in both indoor and outdoor environments, making it suitable for smart lighting, greenhouses, warehouses, museums, and factory automation. Its real-time data transmission capabilities allow industries to optimize lighting conditions, reduce energy consumption, and enhance operational efficiency.
Product Overview
The Polwax LX50 is an advanced light intensity transmitter designed to deliver accurate and real-time lux measurement across a wide range of industrial and environmental applications. With a measurement capability of up to 200,000 Lux, it ensures optimal lighting conditions in smart city infrastructure, greenhouses, warehouses, and production environments.
Equipped with a high-precision photodiode sensor, the LX50 provides stable and responsive light level readings with ±2% accuracy and <1 second response time. It supports versatile output signals including 4–20mA, 0–10V, and RS485 Modbus RTU, allowing seamless integration into SCADA systems, BMS platforms, and IoT-based lighting controls. Built with a robust IP65-rated enclosure, the LX50 is suitable for both indoor and outdoor installations, offering protection against dust, moisture, and challenging weather conditions. Its energy-efficient design, combined with user-friendly configuration and plug-and-play setup, makes it ideal for real-world deployment in critical lighting control scenarios.
Why Choose Polwax lux Transmitter?
High-precision photodiode sensor for accurate lux measurement.
Multiple output options: 4-20mA, 0-10V & RS485 (Modbus RTU).
Real-time data monitoring for dynamic lighting control applications.
Industrial-grade durability with an IP65-rated enclosure.
Seamless IoT connectivity for remote monitoring and automation.
Energy-efficient design with low power consumption.
Easy installation with plug-and-play configuration.
Find More
Technical Data
Measurement Range
0 to 65000 Lux / 0 to 200,000 Lux
Accuracy
±2% of reading
Resolution
1 Lux
Response Time
≤30 seconds
Sensor Type
High-precision photodiode
Output Options
4-20mA, 0-10V, RS485 (Modbus RTU)
Power Supply
12V-24V DC
Response Time
< 1 second
Operating Temperature
-10°C to 60°C
Storage Temperature
-20°C to 80°C
Humidity Range
0-95% RH (non-condensing)
Protection Rating
Ip65 (water-resistant and dustproof)
Output Signals
Rs485 (Modbus RTU), 4-20mA, 0-5V, 0-10V
Mounting Options
Wall mount, Pole mount, DIN rail
Communication Protocols
MODBUS RTU
Housing Material
Industrial-grade ABS/Aluminum alloy
Process Connection
High-strength, dustproof, waterproof
Features
High Accuracy and Stability
The Polwax LX50 ensures highly accurate light intensity measurements using a precision photodiode sensor that delivers consistent performance with an accuracy of ±2% of the reading. Its advanced sensor design and integrated temperature compensation minimize signal drift, providing stable output even in fluctuating environmental conditions. With a resolution of 1 Lux and a fast response time of less than 1 second, the LX50 guarantees reliable data for applications requiring precise light monitoring—such as smart agriculture, museums, and automated lighting systems.
Wide Measuring Range
The Polwax LX50 offers a broad light detection range of 0 to 65,000 Lux and up to 200,000 Lux (customizable), making it suitable for diverse environments—from low-light indoor areas to high-brightness outdoor settings. This extensive measuring range allows accurate monitoring of natural and artificial light conditions in applications such as greenhouses, smart street lighting, warehouses, and industrial automation. Whether you need to track subtle daylight variations or intense artificial illumination, the LX50 delivers dependable, real-time data to optimize lighting control and energy efficiency.
User-Friendly Configuration
The Polwax LX50 is designed for quick setup and hassle-free operation. It supports plug-and-play installation with flexible mounting options (wall, pole, or DIN rail), making it easy to deploy in any environment. Configuration can be done effortlessly via Modbus registers or PC-based software, allowing users to customize output types, measurement ranges, and communication settings without complex tools or programming. This intuitive setup ensures smooth integration into existing systems and minimizes installation time—perfect for both technical and non-technical users.