Dew point sensor-FA 500

Features:

✔ Multiple display pages to show dew point and other measured values such as relative humidity and temperature

✔ Definition of threshold values for the alarm relay, definition of hysteresis

✔ Scaling of the analog output 04…20 mA and switching to other measured variables

✔ Input of system pressure as well as reference pressure for calculation of reference dew points, e.g., atmospheric dew point

The FA 500 is the best option if you want the most accurate dew point readings. Our sensor provides a broad range of measurement ranges that are precisely tailored to meet the requirements of various compressed air dryers. You can count on us to deliver precise outcomes in every circumstance.

Description

Dew point sensor-FA 500

The Dew point sensor-FA 500 is the best option if you want the most accurate dew point readings. Our sensor provides a broad range of measurement ranges that are precisely tailored to meet the requirements of various compressed air dryers. You can count on us to deliver precise outcomes in every circumstance.

To improve energy efficiency, guarantee product quality, avoid machine damage, detect maintenance requirements, and save money, it is essential to keep an eye on a compressed air dryer. In a variety of industrial applications, this helps compressed air systems run smoothly.

Ideal for all types of compressed air dryers with different measuring ranges such as -80…+20°Ctd; -60…+30°Ctd; -20…+50°Ctd
Sensor element insensitive against condensation and water
Maximum pressure 500 bar (special version)
Long-term stable and drift-proof, thus optimized calibration intervals
Gas-independent measurement, also suitable for other non-corrosive gases
Fast response time, especially in case of moisture ingress
BSP- or NPT-Threads
Protection class IP 65
Analog output 4…20 mA and Modbus RTU (RS 485) interface, contact relay with limit value adjustable via keys (max. 60 VDC, 0.5A)
Optional: Modbus TCP (Ethernet), Modbus TCP PoE (Ethernet) or M-Bus interface
Measured values available in different units, pressure dew point [°Ctd], temperature [°C], rel. humidity [%rh], abs. humidity [g/m³], moisture content [g/kg], moisture content V/V [ppmV/V], water vapor partial pressure [hPa], atmospheric dew point [°Ctd.atm]
On-site sensor diagnostics with handheld device or CS Service Software

Technical Data

Technical Specifications

Measuring range

-80…20 °Ctd, -60… 30 °Ctd,
-20…50 °Ctd, or 0…100% RH

Measurement accuracy

± 1 °C at +50…-20 °Ctd
± 2 °C at -20…-50 °Ctd
± 3 °C at -50…-80 °Ctd

Pressure range

-1…50 bar Special version up to 500 bar

Power supply

24 VDC (10…36 VDC)

Protection class

IP 65

Operating temperature

-20…50 °C

PC connection

Modbus-RTU interface (RS 485)

Alarm relay

NC, max. 60 VDC, 0.5 A

APPLICATIONS

Compressed Air Dryers:
Monitoring residual moisture to optimize dryer efficiency, reduce energy consumption, and prevent corrosion or damage to pneumatic equipment.
Industrial Compressed Air Systems:
Ensuring air quality for manufacturing, assembly, and process control by preventing moisture-related issues.
Process Gas Monitoring:
Measuring dew point in various gases to maintain process integrity and product quality in industries such as chemical, pharmaceutical, and food processing.
Refrigeration and Cooling Systems:
Preventing condensation and ice formation by monitoring moisture levels in refrigerants and cooling gases.
Breathing Air and Diving Applications:
Ensuring safe and dry air supply for fire departments, diving teams, and medical use by monitoring dew point in breathing air systems.
General Moisture Control in Hazardous and Industrial Environments:
The sensor’s robust design and integrated alarm relay enable early warning and preventive maintenance to avoid costly downtime.