Compact Portable Dew Point Sensor for Precise Hygrometer Measurements

• Customization: Available
• Brand: CS
• Customized: Non-Customized
• Model NO.: FA 500
• Portable: Portable
• Certification: CE
• Power Supply: 24 VDC (10…36 VDC)
• Protection Class: IP 65
• EMC: in Acc. with DIN En 61326-1
• Operating Temperature: -20…50 °c
• PC Connection: RS 485
• Burden for Analogue Output: < 500 Ω
• Transport Package: Export Carton
• Specification: 76.5 x 85 x 75 mm
• Trademark: CS
• Origin: Germany
• HS Code: 9025800090
• Production Capacity: 10000 PCS Per Year
• Package Size: 20.00cm * 15.00cm * 10.00cm
• Package Gross Weight: 1.000kg

Product Description

Product Description

 

FA 510/515 Dew Point Sensor

The FA 500 is your ultimate solution for precise dew point measurement, featuring an integrated display and alarm relay. Ideal for refrigeration, membrane, and adsorption dryers, this instrument ensures accurate and reliable performance.

Product Information

 

Typical Applications:
• Integrated display for easy monitoring
• Adjustable threshold via keypad with alarm relay (max. 60 VDC, 0.5 A)
• Pressure-tight up to 500 bar (special version available)
• Exceptionally long-term stability
• Rapid response time
• 4...20 mA analog output for dew point measurement
• Available in various versions for refrigeration and adsorption dryers
• NEW: Enhanced Modbus-RTU interface for better connectivity
• NEW: Improved sensor signal resolution with advanced evaluation electronics
• NEW: On-site sensor diagnostics with portable device or CS Service Software

 

Readable via Modbus:
- Pressure dew point [°Ctd]
- Temperature [°C]
- Relative humidity [% RH]
- Absolute humidity [g/m³]
- Degree of humidity [g/m³]
- Moisture content V/V [ppmV/V]
- Water vapor partial pressure [hPa]
- Atmospheric dew point [°Ctd.atm]

Features

 

 

• Perfect for all types of compressed air dryers with diverse measuring ranges such as -80...+20°Ctd, -60...+30°Ctd, and -20...+50°Ctd
• Sensor element highly resistant to condensation and water
• Handles maximum pressure up to 500 bar (special version available)
• Long-term stability and drift-proof design for optimized calibration intervals
• Suitable for non-corrosive gases, ensuring gas-independent measurement
• Quick response time, particularly beneficial for moisture ingress scenarios
• Compatible with BSP- or NPT-Threads
• Protection class IP 65 for robust performance in harsh environments
• Analog output 4...20 mA and Modbus RTU (RS 485) interface, adjustable contact relay (max. 60 VDC, 0.5A)
• Optional: Modbus TCP (Ethernet), Modbus TCP PoE (Ethernet), or M-Bus interface
• Measured values available in various units, such as pressure dew point [°Ctd], temperature [°C], relative humidity [%rh], absolute humidity [g/m³], moisture content [g/kg], moisture content V/V [ppmV/V], water vapor partial pressure [hPa], and atmospheric dew point [°Ctd.atm]
• On-site sensor diagnostics with handheld device or CS Service Software for convenience

Product Parameters

 

TECHNICAL DATA FA 510/515

Measuring range	-80…20 °Ctd, -60… 30 °Ctd, -20…50 °Ctd, or 0…100% RH
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
EMC	In acc. with DIN EN 61326-1
Operating temperature	-20…50 °C
Connection	2 x M12, 5-pin for analogue output, Modbus-RTU and alarm output, M-Bus (optional) Ethernet (PoE) (optional)
PC connection	4…20 mA = -80…20 °Ctd 4…20 mA = -60…30 °Ctd 4…20 mA = -20…50 °Ctd
Burden for analogue output	< 500 Ω
Alarm relay	NC, max. 60 VDC, 0.5 A
Screw-in thread	G 1/2″
Dimensions housing	76.5 x 85 x 75 mm (WxHxD)

 

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