Engineering Tomorrow’s Solutions

The Polwax RHT210 ES is an advanced Temperature & Humidity External Sensor, designed to deliver precise and reliable measurements for a wide range of applications. Whether used in industrial environments, commercial buildings, or HVAC systems, the RHT210 ES excels in providing accurate environmental data.

Temperature-Humidity Transmitter
Polwax RHT - External sensor
Part Code. 0398
  • With & Without Display
  • Modbus RTU RS485
  • Duct mounted
  • Excellent linearity
  • Wide sensing range
  • Good long term stability

The Polwax RHT210 ES is an advanced Temperature & Humidity External Sensor, designed to deliver precise and reliable measurements for a wide range of applications. Whether used in industrial environments, commercial buildings, or HVAC systems, the RHT210 ES excels in providing accurate environmental data. It is equipped with a high-quality stainless steel (SS) sensor that offers exceptional durability and precision, capable of measuring temperatures between -40°C to 85°C and relative humidity from 0% to 100%.

The sensor comes with a 150 mm stainless steel sensor and SS filter, ensuring excellent long-term stability and resilience even in harsh conditions. A 10-meter cable provides flexibility in sensor placement, allowing for optimal positioning in ducts or remote locations. The Polwax RHT210 ES is ideal for continuous environmental monitoring, offering superior performance for HVAC, industrial, and cleanroom applications.

Product Overview

The Polwax RHT – External sensor Temperature & Humidity is a high-precision device designed to meet the diverse demands of modern environmental monitoring. Engineered with cutting-edge technology, this sensor is an ideal solution for applications that require accurate and reliable measurement of temperature and humidity in challenging environments. Its stainless steel sensor with a 150 mm length ensures durability and robustness, even in harsh industrial conditions. The inclusion of a 10-meter cable enhances flexibility, allowing the sensor to be positioned at optimal locations for maximum efficiency.

Equipped with dual output options, including 4-20 mA and RS485 MODBUS RTU, the Polwax RHT – External sensor seamlessly integrates into various industrial systems, providing real-time data for precise monitoring and control. For added versatility, an optional 0-10V output is available, catering to specific system requirements. The sensor’s user-friendly GUI software simplifies configuration, enabling users to easily set measurement ranges and outputs.

The IP54-rated enclosure provides excellent protection against dust and moisture, ensuring consistent performance in demanding environments. This makes the sensor ideal for HVAC systems, cleanrooms, cold storage, and industrial automation, where accurate climate control is crucial. Furthermore, the inclusion of a stainless steel filter enhances reliability by protecting the sensor against contamination, ensuring long-term stability and accuracy.

The RHT210 ES is backed by a comprehensive scope of supply, including a calibration certificate, GUI software, stainless steel adaptor, and a detailed user manual. These components ensure that users receive a complete, ready-to-use package that simplifies installation and setup. Whether you’re optimizing building automation, ensuring compliance in regulated industries, or enhancing the performance of HVAC systems, the Polwax RHT210 ES offers a superior solution for precise environmental monitoring. 

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Technical Data

Media compatibility

Air, non combustible, non corrosive gases

Model No

RHT210 TR

RHT210 ES

RHT210 ES

RHT210 ES (HT)

RHT210 ES (HT+HA)

RHT211 TR

Part Code

0398 4040

0398 4020

0398 4021

0398 4022

0398 4023

0398 4141

Full Ranges

T: -40 to 125 °C
RH: 0-100%

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%

T: -40 to 125°C
RH: 0-100%

Accurary

T: 0.1 °C
RH: 0.8%

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%

T: 0.1 °C
RH: 0.8%

Display

With & Without Display

Channels

Temperature & Humidity

SS Sensor Length

150 mm,SS Filter

Dimensions

75 x 35 x 75 mm

Protection Class

IP54

Mounting

Duct Mount

Language

English

Supply Voltage

24VDC

Output

4-20mA, RS485 MODBUS RTU

Output

0-10V (Optional)

Color

White Grey

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.