Performance
Measurement range -100 to +20°C dew point
Accuracy ±2°C dew point
Response time 5 mins to T95 (dry to wet)
Repeatability 0.5°C dew point
Calibration Traceable 13 point calibration
Electrical Specifi cations
Output signal 4-20 mA (2-wire connection, current source)
User confi gurable over range
Output Dew point or moisture content for ppmV
Analog output scaled range Dew point: -100 to +20°C
Moisture content in gas: 0-3000 ppmV
Non-standard available upon request
Supply voltage 12 to 28 V DC
Load resistance Max 250 Ω @ 12 V (500 Ω @ 24 V)
Current consumption 20 mA max
CE marked Certifi ed
Operating Specifi cations
Operating temperature -40 to +70°C
Operating pressure 45 MPa (450 barg) maximum
Overpressure rating x2 operating pressure 90 MPa (900 barg)
Flow rate 1 to 5 Nl/min mounted in standard sampling
block; 0 to 10m/sec direct insertion
Temperature coeffi cient Temperature compensated across operating
temperature range
Mechanical Specifi cations
Ingress protection IP66 in accordance with standard
BS EN 60529:1992,
NEMA 4 in protection accordance with
standard NEMA 250-2003
Hazardous area certifi cates ATEX - II 1 G Ex ia IIC T4 (-20°C ≤ Ta ≤
+70°C)
FM - IS / I / I / ABCD / T4 Ta = +70°C
CSA - IS Class I Div I Groups ABCD T4
IECEx - Ex ia IIC T4 (-20°C ≤ Ta ≤ +70°C)
Housing material 316 stainless steel
Dimensions L=132mm x ø45mm (with connector)
Filter (sensor protection) Standard: HDPE Guard <10μm
Optional: 316 stainless steel sintered guard
<80μm
Process connection and
material
G1/2” BSP, 3/4” - 16 UNF, 5/8” - 18 UNF
316 stainless steel
Weight 150g
Interchangeability Fully interchangeable transmitter
Electrical connections Hirschmann GDS series (DIN 4350-C)
Diagnostic conditions
(factory programmed)
Condition
Sensor fault
Under-range dew point
Over-range dew point
Output
23 mA
4 mA
20 mA
Approved galvanic isolators KFD2-CR-EX1.20200
KFD2-CR-EX1.30200
KFD0-CS-EX1.50P
KFD0-CS-EX2.50P
KFD2-STC4-EX1.H
MTL5041
MTL5040