Dew point sensors

PDP Sens 1/1A/2/2A

The PDP Sens range ensures precise residual moisture measurement in compressed air and gas systems, helping to maintain dry, high-quality air and prevent system inefficiencies. With fast response times, long-term stability, and high-pressure resistance, it delivers accurate real-time data for critical applications.

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Precise Measurement

Accurate dew point monitoring

The PDP Sens range provides precise residual moisture measurement, helping to maintain dry, high-quality air and prevent moisture-related system failures.

Fast & Stable

Quick response & consistency

 With a fast adjustment time and condensation-resistant design, the sensor delivers consistent, real-time data, ensuring reliable monitoring in changing conditions.

Easy Integration

Easy installation & connectivity

The PDP Sens range supports Modbus RTU and 4-20 mA output for easy integration into monitoring systems. With pressure resistance up to 350 bar, it fits diverse applications.

PDP Sens 1/1A/2/2A Dew Point Sensors

Moisture in compressed air and gas systems can lead to equipment damage, reduced efficiency, and compromised air quality. The PDP Sens 1/1A/2/2A range helps prevent these issues by accurately detecting and tracking residual moisture, making it easier to maintain dry and efficient systems.
 

Built for long-term reliability, it responds quickly to changing conditions and continues to perform even in humid environments. It seamlessly integrates into monitoring systems, providing real-time insights into dew point, humidity, and temperature.
 

Whether used after drying processes or for moisture control in gas applications, the PDP Sens range offers a practical and dependable solution to keep systems running smoothly.

PDP Sens dew point sensor action view

Dew point monitoring for reliable system performance

Dew point sensors play a key role in tracking moisture levels in compressed air and gas systems, helping prevent corrosion, equipment failures, and inefficiencies. By measuring the dew point, they provide real-time insights into water vapor levels, ensuring systems run smoothly and air quality remains high. The PDP Sens range offers precise and reliable moisture monitoring, supporting efficient system management across various applications. Whether used in compressed air drying processes or gas monitoring, these sensors help businesses maintain optimal performance, protect equipment, and reduce costly downtime.

Discover the key features of the PDP Sens 1/1A/2/2A

The PDP Sens range delivers precise residual moisture measurement with fast response times and long-term stability, ensuring reliable performance in compressed air and gas systems. It is condensation-resistant and built for high-pressure applications, with versions capable of handling up to 350 bar. Equipped with Modbus RTU and 4-20 mA output, it integrates seamlessly into monitoring systems, providing real-time data on dew point, humidity, and temperature for efficient system management.

Reliable tools to track performance, improve efficiency, and reduce costs

Protecting your compressed air system while ensuring precise performance has never been easier. High-quality measurement equipment provides accurate monitoring of critical parameters, helping you optimise efficiency, maintain reliability, and prevent costly issues. Engineered for durability and seamless integration, these solutions empower you to make informed decisions and keep your operations running at peak performance. Contact us today to explore how upgrading your measurement equipment can enhance your system's capabilities and operational success.

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General specifications

Technical specifications PDP Sens 1/ PDP Sens 1A/  PDP Sens 2/ PDP Sens 2A

Measure range

-80-20°Ctd, -20-50°Ctd

Accuracy

± 1°C to 50--20°Ctd
± 2°C to -20--50°Ctd
± 3°C to -50--80°Ctd

Pressure range

-1-50 bar
special version up to 350 bar

Power supply

24 VDC (16-30 VDC)

Protection class

IP 65

EMV

according to DIN EN 61326-1

Operating temp.

-20-70 °C

Connection

M12, 5-pole

PC connection

Modbus-RTU interface (RS 485)

Analog output

4-20 mA = -80-20°Ctd
4-20 mA = -20-50°Ctd
PDP Sens 1/2: 4-20 mA (3-wire)
PDP Sens 2A : 4-20 mA (2-wire)

Burden for analog output

< 500 Ω

Screw-in thread

G 1/2“ optional: UNF 5/8“, NPT 1/2“

Dimensions

Ø 30 mm, length approx.  130 mm

Units service software

% RH, °Ctd, g/m³, mg/m³, ppm V/V

Scaling

Change 4-20 mA

  • Extremely long-term stable 
  • Analog output 4 - 20 mA for dew point 
  • Condensation insensitive 
  • Fast adjustment time  
  • Pressure resistant up to 350 bar  (special version) 
  • Modbus RTU interface  
  • Higher resolution of the sensor signal due to improved evaluation electronics  
  • Sensor diagnosis on site with mobile device or PMH service software
  • Readable via Modbus:
    Pressure dew point [° Ctd.]
    Temperature [° C]
    Rel. humidity [% RH]
    Abs. humidity [g / m³]
    Moisture content [g / m³]
    Moisture content V / V [ppmV / V]
    Partial vapor pressure [hPa]
    Atmospheric dew point [° Ctd.atm]

Get in touch

Have questions about our measurement equipment or want to learn how it can elevate your operations? Contact us today! Our team is here to provide expert advice and guide you in optimising your processes with our accurate and dependable solutions. Let’s ensure precision and take your system’s performance to the next level!

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