Michell Instruments Easidew PRO XP User Manual

Easidew PRO XP User’s Manual
24 97442 Issue 5, May 2018
APPENDIX A
Appendix A Technical Specifi cations
Performance Specifi cations Easidew PRO XP for Gases Easidew PRO XP LQ for Liquids
Measurement range –110 to +20°C dew point; –100 to +20°C dew point 0 to 1000 ppm
W
; Non-standard available on request
Accuracy ±1°C dew point (+20 to –60°C); ±2°C dew point (–60 to –110°C)
Response time 5 mins to T95 (dry to wet)
Repeatability 0.5°C dew point
Calibration Traceable 13 point calibration and certifi cate
Electrical Specifi cations
Output signal 4–20 mA (2-wire connection, current source); User confi gurable over range
Output Dew point or moisture content Moisture content
Analog output scaled
range
Dew point: –110 to +20°C; Moisture content in gas:
0–3000 ppm
V;
Non-standard: mg/m
3
, lbs/MMSCF natural gas
Moisture content in liquid: 0–1000 ppm
W
Non-standard available upon request
Supply voltage 14 to 28 V DC
Load resistance Max 250  @ 14 V (500  @ 24 V)
Current consumption 23 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 ppm
W
over the
temperature range 0 to +50°C; 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
CE conformity 2004/108/EC, 94/9/E ATEX directive
Operating Specifi cations
Operating temperature –40 to +60°C
Compensated Temperature
Range
-20 to +50°C
NOTE: The transmitter accuracy statement is only valid
for the temperature range: -20/+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
0.1 to 0.3L/min through Easidew sample block
0.1 to 1m/s direct insertion
Mechanical Specifi cations
Ingress protection
IP66 in accordance with standard BS EN 60529:1992; NEMA 4 protection in accordance with standard NEMA
250–2003
Explosion and fl ameproof area
certifi cates
ATEX: Standard: Aluminium
II 2 GD Exd [ia] IIC T6 Gb
EX tb IIIC T80°C Db IP66
Tamb –20°C to +70°C
Optional: 316 stainless steel
II 2 GD Exd [ia] IIC T6 Gb
EX tb IIIC T80°C Db IP66
Tamb –20°C to +70°C
IECEx: Exd [ia] IIC T6 Gb
Ex tb IIIC T80°C Db IP66
Tamb –20°C to +70°C
Exd [ia] IIC T6 Gb
Ex tb IIIC T80°C Db IP66
Tamb –20°C to +70°C
CCSAUS: CLS I, Div1, GRPS ABCD
CLS II & III, Div1, GRPS EFG
CLS I, Zone 1 AEx/Exd [ia] IIC T6
CLS I, Div1, GRPS ABCD
CLS II & III, Div1, GRPS EFG
Tamb = –20°C to +70°C IP66
INMETRO (Brazil): Zone 21, AEx/Ex tb IIIC T80°C
Tamb = –20°C to +70°C IP66
[Approval codes as per IECEx]
TC TR EX-Certifi cate:
1Ex d [ia] IIC T6 Gb X
Ex tb IIIC T80°C Db X
Tamb –20°C to +70°C
(Russia, Belarus, Kazakhstan)
Russian pattern approval Pending: Russia (GOST-R), Kazakhstan (GOST-K)
Canadian pressure vessel cert C.R.N. - all Canadian provinces
Oxygen Service Optional: cleaned for enriched oxygen
Housing material
Standard: Aluminium (copper free), epoxy and polyurethane powder coated, blue RAL 5009
Optional: 316 stainless steel (supplied with BS EN 10204 3.1 material certifi cate if option F2 requested) (ATEX, IECEx &
CCSAUS)
Housing moisture protection Optional:
Electronics Conformal Coating
Filter (sensor protection)
Standard: Stainless steel sintered guard (for protection against fi ne particulate >80m)
Optional: HDPE guard (for protection against fi ne particulate >10m)
Process connection and material 3/4” — 16 UNF with recessed Viton
®
O-ring; 316 stainless steel
Weight Aluminium: 1.6kg; 316 stainless steel: 2.4kg
Electrical connections Dual 3/4” NPT gland
Programmable display meter range Optional: –1999 to +9999
Programmable display decimal point
Optional: 0 to 3 decimal places
Display meter overload limits Optional: 3.6 mA and 20.4 mA
Programmable display meter scales Optional: °C, °F, %, No Scale
Stainless Steel tags Optional: 316 stainless steel tags (70 x 25mm)
Diagnostic conditions
(factory programmed)
Conditions
Sensor fault
Under-range dew point
Over-range dew point
Output
23 mA
4 mA
20 mA

Michell Instruments Easidew PRO XP Specifications

General

Brand	Michell Instruments
Model	Easidew PRO XP
Category	Transmitter
Language	English