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Product Detail
Easidew PRO XP

Easidew PRO XP

Product Detail
Explosion Proof Moisture Transmitter - Easidew PRO XPReliable Analysis of Dew-Point or Moisture Content in Gases and Liquids


Features

  • Measurement ranges -110 up to +20 °Cdp (-166 to 68 °Fdp)

  • Global explosion / flameproof certification

  • Accuracy ±1 °Cdp (±1.8 °Fdp)

  • 2-wire 4...20 mA output

  • Traceable 13-point calibration certificate

  • 450 bar (6527 psi) pressure rating

  • Low cost of ownership and easy maintenance with sensor
    exchange program

  • 3/4” UNF industry standard process connection

  • EN 10204 3.1 material certification

  • Moisture in gases and liquids

  • Integral display meter

  • Oxygen service cleaned

The Easidew PRO XP moisture transmitter is an explosion-proof dew-point transmitter for trace moisture measurements in gases or liquids in hazardous areas. It is certified by ATEX, UKCA, cQPSus, IECEx, and GOST for use in any North American, European or Asian zone.

The transmitter has a wide dew-point measurement range of –110 to +20 °Cdp (-166 to 68 °Fdp) with industry-standard process and electrical connections, ensuring low installation costs. The Easidew PRO XP incorporates the latest Michell Ceramic Metal-Oxide Moisture Sensor providing stable and reliable measurements for all new and replacement moisture applications. The unit can also be supplied with an integral 4-digit LED display, displaying the configured moisture output signal.


Suitable Applications

  • Moisture measurements in natural gas processing and transmission

  • Moisture in feedstock for polymer production

  • Biomethane gas production

  • Hydrogen coolants

  • LNG & LPG production

  • Inert & bulk gases

  • CNG production

  • Hydrocarbon refinery processing

  • Heat treating furnaces

  • Catalyst protection

Specification

Easidew PRO XP for GasesEasidew PRO XP LQ for Liquids
Performance Specifications
Measurement Range-110...+20 °C (-166...+68 °F) dew point;
-100...+20 °C (-148...+68 °F) dew point
0...1000 ppmW capability – factory configured to customer-required range and application
Accuracy±1 °C (±1.8 °F) dew point (+20...-60 °C / +68...-76 °F);
±2°C (±3.6 °F) dew point (-60...-110°C / -76...-166 °F)
Response Time5 mins to T95 (dry to wet)
Repeatability0.5 °C (32.9 °F) dew point
CalibrationTraceable 13-point calibration and certificate
Electrical Specifications
Output Signal4...20 mA (2-wire connection, current source); User configurable over range
OutputDew point or moisture contentMoisture content
Analog Output Scaled RangeDew point: -110...+20 °C (-166...+68 °F)
Moisture content in gas: 0...3000 ppmV
Non-standard:mg/m3, lbs/MMSCF natural gas
Moisture content in liquid: 0...1000 ppmW capability – factory configured to customer-required range and application
Supply Voltage14...28 V DC
Load ResistanceMax 250 Ω @ 14 V (500 Ω @ 24 V)
Current Consumption23 mA max, depending on output signal
Saturation Constants
(for moisture in liquids measurements only)

6-point look-up table for saturation constants up to 1000 ppmW over the temperature range 0...+50 °C (+32...+122 °F); saturation constants for 8 common liquids can be programmed into the Easidew PRO XP LQ via the application software;
Alternatively the user can program saturation constants manually
CompliancesCE & UKCA
Operating Specifications
Operating Temperature-40...+60 °C (-40...140 °F)
Compensated Temperature Range-20...+50 °C (-4...+122 °F)
NOTE: The transmitter accuracy statement is only valid for the temperature range: -20/+50 °C (-4/+122 °F)
Storage Temperature-40...+60 °C (-40...+140 °F)
Operating Pressure45 MPa (450 barg/6527 psig) maximum
Flow Rate1...5 Nl/min mounted in standard sampling block
0...10 m/sec direct insertion
0.1...0.3 L/min through Easidew sample block
0.1...1 m/s direct insertion
Mechanical Specifications
Ingress ProtectionIP66 in accordance with standard BS EN 60529:1992;
NEMA 4 protection in accordance with standard NEMA 250-2003
Explosion and Flameproof Area Certificates*

Standard: aluminiumOptional: 316 stainless Steel
ATEX/UKCA:II 2 GD Ex db ia IIC T6 Gb
EX tb IIIC T80°C Db IP66
Tamb -20 °C...+70 °C

II 2 GD Ex db ia IIC T6 Gb
EX tb IIIC T80 °C Db IP66
Tamb -20 °C...+70 °C

IECEx:Ex db ia IIC T6 Gb
Ex tb IIIC T80 °C Db IP66
Tamb -20 °C...+70 °C

Ex db ia IIC T6 Gb
Ex tb IIIC T80 °C Db IP66
Tamb -20 °C...+70 °C

cQPSus:Class I, Division 1, Groups ABCD T6
Class II & III, Division 1, Groups EFG
Class I, Zone 1 AEx/Ex db ia
IIC T6 Gb
Class I Zone 21, AEx/Ex tb IIIC
T80 °C Db

Class I, Division 1, Groups ABCD T6
Class II & III, Division 1, Groups EFG
Tamb -20 °C...+70 °C

Pattern ApprovalKazakhstan (GOST-K)
Additional ApprovalsTRCU 012 (EAC), Japan Ex, PESO (India), NEPSI (China), KCS (Korea)
Canadian Pressure Vessel CertificationC.R.N. - all Canadian provinces
Oxygen serviceOptional: cleaned for enriched oxygen
Housing materialStandard: Aluminium (copper free), epoxy and polyurethane powder coated, blue RAL 5009
Optional: 316 stainless steel (supplied with BS EN 10204 3.1 material certificate if option F2 requested)
Filter (sensor protection)Standard: Stainless steel sintered guard (for protection against fine particulate >80μm)
Optional: HDPE guard (for protection against fine particulate >10μm)
Process Connection and Material3/4” - 16 UNF with recessed Viton® O-ring
316 stainless steel: Optional O-ring: Kalrez **
WeightAluminium: 1.6kg (3lb 8oz)
316 Stainless Steel: 2.4kg (5lb 5oz)
Electrical ConnectionsDual 3/4” NPT gland
Programmable display meter rangeOptional: -1999...+9999
Programmable display decimal pointOptional: 0...3 decimal places
Display meter overload limitsOptional: 3.6 mA & 20.4 mA
Programmable display meter scalesOptional: °C, °F, %, No Scale
Stainless Steel TagsOptional: 316 stainless steel tags (70 x 25mm / 2.76 x 1in)
Diagnostic conditions (factory programmed)Conditions: Sensor fault, Under-range dew point,
Over-range dew point
Output: 23 mA, 4 mA, 20 mA
* The end user has a responsibility to ensure that when installed in the Hazardous Area, the system is compliant with relevant local and international installation Standards for the use of equipment in explosive atmospheres.
** Kalrez O-ring is non standard and available at an additional cost detailed on the price list.