Engineering Tomorrow’s Solutions

Its advanced features, robust construction, and comprehensive accessory package make it a trusted choice for temperature and humidity monitoring in a wide range of industries. Invest in the Polwax RHT300 DM to enhance your system’s efficiency and accuracy while ensuring long-lasting performance.

Temperature-Humidity Transmitter
Polwax RHT301 DM
Part Code. 0397
  • Without Display
  • Modbus RTU RS485
  • Duct mounted
  • Excellent linearity
  • Wide sensing range
  • Good long term stability

The Polwax RHT300 DM Temperature & Humidity Transmitter is an advanced monitoring solution for applications requiring accurate and dependable environmental measurements. With a robust design and precision engineering, this transmitter is ideal for HVAC systems, industrial process control, cleanrooms, and other demanding environments.

Equipped with a longer stainless steel sensor of 300 mm, it delivers reliable performance, even in challenging conditions, ensuring precise monitoring of temperature and humidity levels. The Polwax RHT300 DM Temperature & Humidity Transmitter is a dependable and robust solution for accurate environmental monitoring across a wide range of industries.  Its advanced features, coupled with a durable design and user-friendly interface, make it the perfect choice for applications requiring precision and reliability.

Product Overview

The Polwax RHT 301DM Temperature & Humidity Transmitter is a state-of-the-art solution engineered for precise environmental monitoring in a variety of demanding applications. With its advanced design and integrated display, it enables real-time data visualization, ensuring quick and informed decision-making. This transmitter stands out with its wide measurement range of -40°C to 85°C for temperature and 0% to 100% for relative humidity, making it suitable for diverse industries such as HVAC systems, cleanrooms, food storage, and industrial automation.

Built with a robust 300 mm stainless steel sensor and filter, the Polwax RHT 301DM guarantees long-term durability and accuracy in harsh environments. The high-precision measurements, with a temperature accuracy of ±0.4°C and a humidity accuracy of ±1.8%, provide the reliability required for critical applications. Its IP54-rated enclosure adds to its resilience, offering protection against dust and moisture to maintain performance even in challenging conditions.

The transmitter’s multiple output options, including 4-20 mA and RS485 MODBUS RTU, with an optional 0-10 V output, make it highly adaptable for integration into modern automation and control systems. The inclusion of user-friendly GUI software simplifies range selection and device configuration, allowing users to tailor the transmitter to their specific needs with ease. Whether monitoring air quality in a commercial HVAC system or ensuring precise environmental control in a pharmaceutical cleanroom, the Polwax RHT 301DM delivers exceptional performance and reliability.

Designed for duct mounting, the Polwax RHT 301DM is an indispensable tool for air handling and ventilation systems. It combines advanced technology with practical features, such as a real-time display, to enhance operational efficiency and minimize downtime. The transmitter is provided with a comprehensive scope of supply, including a calibration certificate, GUI software, an SS adaptor, and a detailed user manual, ensuring a seamless installation and setup experience.

Find More

Please download our document to see specific data of the service and how we work.

Technical Data

Media compatibility

Air, non combustible, non corrosive gases

Model No

RHT301 DM

RHT301 DM

RHT301 DM (HT)

RHT301 DM (HT+HA)

Part Code

0397 3151

0397 3152

0397 3153

0397 3154

Measuring Range

T: -40 to 85 °C & RH: 0-100%

T: 0 to 100 °C & RH: 0-100%

T: -40 to 125 °C & RH: 0-100%

T: -40 to 125 °C & RH: 0-100%

Accuracy

T: 0.4 °C & RH: 1.8%

T: 0.4 °C & RH: 1.8%

T: 0.4 °C & RH: 1.8%

T: 0.1 °C & RH: 0.8%

Display

With Display

Inputs

Temperature & Humidity

SS Probe Length

301 mm

Dimensions

75 x 35 x 75 mm

Protection Class

IP54

Mounting

Duct Mount

Language

English

Supply Voltage

24VDC

Output

4-20mA, RS485 MODBUS RTU / 0-10V (Optional)

Scope Of Supply

Calibration Certificate, GUI Software, SS Adaptor, Manual

Sensors

Precision Measurement Sensors

Equipped with high-accuracy sensors, the Polwax RHT ensures precise readings of both temperature and humidity, making it ideal for environments where accurate climate control is critical, such as pharmaceutical storage and clean rooms.

Fast Response Time

The sensors in the Polwax RHT are designed for rapid response, capturing temperature and humidity changes within seconds. This feature allows for real-time monitoring and swift adjustments to environmental conditions, ensuring optimal performance in sensitive applications.

Long-Term Stability and Reliability

The robust sensor design provides long-term stability, maintaining accuracy and reliability even in challenging conditions. With IP65/IP67 protection options, the Polwax RHT sensors offer dependable performance in industrial and outdoor environments.

Applications

Documents

Please download our document to see specific data of the service and how we work.