- Mærke: Michell Instruments
Tags: Easidew, Dew-Point, Transmitter, Series, Michell, Instruments
Michell’s Advanced Ceramic Moisture Sensor technology based transmitter is calibrated to international standards and is delivered with a traceable calibration certificate.
Product Features
- Measurement ranges -110 up to +20°Cdp
- Dew point or ppmV moisture content output
- 2-wire loop power connection
- Accuracy ±2°Cdp
- Traceable calibration certificate
- Power supply 12 to 28 V DC
- Easidew I.S. IECEx, cCSAus, FM and ATEX approvals
- Low cost of ownership and easy maintenance with sensor exchange program
- 316 Stainless steel sensor and sample blocks
- 5/8” UNF, 3/4” UNF, G 1/2” process connections
- MiniDIN 43650, M12 electrical connectors
- Oxygen Service Cleaned
3D CAD files (Step)
- Includes
- Easidew 5/8 UNF
- Easidew 34 3/4 UNF
- Easidew M12 5/8 UNF
- Easidew M12 3/4 UNF
- Easidew M12 G1/2
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Technical Specifications
| Easidew, Easidew M12 and Easidew 34 Transmitter | Easidew I.S. Transmitter | ||
| Performance Specifications | |||
| Measurement range | –110 to +20°C dew point; –100 to +20°C dew point; non standard ranges available on request | ||
| 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 certificate | ||
| Electrical Specifications | |||
| Output signal | 4–20 mA (2-wire connection, current source); User configurable over range Easidew M12: Modbus RTU over RS485 | ||
| Output | Dew point or moisture content | ||
| Analog output scaled range | Dew point: –110 up to +20°C; Moisture content in gas: 0– up to 3000 ppmV; | ||
| Supply voltage | 12 to 28 V DC | ||
| Load resistance | Max 250 Ω @ 14 V (500 Ω @ 24 V) | ||
| Current consumption | 23 mA max, depending on output signal | ||
| CE conformity | Approved | ||
| UL61010-1 & CAN/CSA C22.2 No. 61010-1 | |||
| Operating Specifications | |||
| Operating temperature | -40 to +60°C | ||
| Compensated temperature range | -20 to +50°C | ||
| Storage Temperature | -40 to +60°C | ||
| Operating pressure | 45 MPa (450 barg) maximum | ||
| Flow rate | 1 to 5 Nl/min mounted in standard sampling block; 0 to 10 m/sec direct insertion | ||
| Mechanical Specifications | |||
| Ingress protection | IP66 in accordance with standard BS EN 60529:1992; NEMA 4 protection in accordance
with standard NEMA 250–2003 Easidew M12: IP65 | ||
| Intrinsically safe area certificates | ATEX: II 1 G Ex ia IIC T4 Ga (-20 to +70 °C) IECEx: EX ia IIC T4 Ga (-20 to +70 °C) TC TR@ 0Ex ia IICT4 Ga (-20 to +70 °C) FM: Class I, Division 1, Groups A B C D, T4 CCSAUS: Class I, Division 1, Groups A B C D, T4 | ||
| Oxygen service | Optional: cleaned for enriched oxygen | ||
| Housing material | 316 stainless steel | ||
| Dimensions | MiniDIN 43650 form C L=132mm x ø45mm (with connector cable) Easidew M12: M12 5 pin L = 155mm x ø45mm (with connector cable) | ||
| Filter (sensor protection) | Standard: HDPE <10μm Optional: 316 stainless steel sintered guard <80μm | ||
| Process connection | Easidew: 5/8” - 18 UNF Easidew 34: 3/4” - 16 UNF Easidew M12: 5/8” -18 UNF, 3/4” - 16 UNF, G1/2” BSP | 5/8” -18 UNF, 3/4” - 16 UNF, G1/2” BSP | |
| Weight | 150g | ||
| Electrical connections | Easidew: MiniDIN 43650 form C Easidew M12: M12 5 Pin (A coded) | MiniDIN 43650 form C | |
| Mating Electrical Connectors | Mating connector supplied as standard Easidew M12: optional 0.8, 2, 5 metre M12 A coded connector/cable available | ||
| Diagnostic conditions (factory programmed) | Conditions 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 | ||
| NOTES * Over Compensated Temperature Range | |||
