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Defi Products

Easidew 2 Wire Dew Point Transmitter

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The Easidew Transmitter is designed for ease of use, incorporating all the features needed to make installation and operation as simple as possible. For the first time, dew-point measurement is made as accessible as temperature and pressure with this fully configured, calibrated transmitter that can be instantly incorporated into your air or gas management and control system.

Product Features

  • 2-wire loop powered connection
  • Dew point or ppm moisture content
  • IP66 (NEMA 4)
  • Excellent sensor protection
  • Measurement range -100 to +20°C
  • Operating temperature: -40 to 60°C
  • Fast response
Easidew Transmitter

Technical Specification

Measurement Range (dp) -100 to +20°Cdp
Accuracy (dp) ±2°Cdp
Response Time 5 mins to T95 (dry to wet)
Repeatability 0.5°Cdp
Electrical output/input
Output Signal 4-20 mA (2-wire connection, current source)
User-configurable over range
Output Dew point, moisture content in ppmV
Output Range Dew point: -100 to +20°C
Moisture content in gas: 0-3000 ppmV
Supply Voltage 12 - 28 V DC
Load Resistance 250 Ω @ 12 V Max
500 Ω @ 24 V
Current Consumption 20 mA max
Operating conditions
Operating Humidity 0–100% RH
Operating Temperature -40 to +60°C
Operating Pressure 45 MPa (450 barg / 6500 psig) max
Flow Rate 1 to 5 Nl/min mounted in standard sampling block
0 to 10 m/sec direct insertion
Temperature Coefficient Temperature compensated across operating temperature range
Mechanical specification
Ingress Protection IP66 in accordance with standard BS EN 60529:1992
NEMA 4 in protection accordance with standard NEMA 250-2003
Housing Material Stainless steel
Dimensions L=132mm x ø27mm
Filter HDPE Guard <10 μm
80μm sintered guard (optional)
Mounting Thread 5/8" - 18 UNF
Weight 150g
Electrical Connections See table
Interchangeability Fully interchangeable transmitters
Diagnostic Conditions
(factory programmed)
Sensor fault
Under-range dew point
Over-range dew point
23 mA
4 mA
20 mA

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Interactive floor, interactive floors, interactive floor Projection, Interactive Projection