Cameron Scanner 2000 microEFM, Hardware User Manual

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17
Scanner
®
2000 microEFM Section 1
Table 1.1—Scanner 2000 microEFM Specifications
Flow Rate Calculations
(cont’d)
Compensated Liquids (Orifice/NuFlo Cone/Turbine):
AGA Report No. 3: Orifice Metering of Natural Gas and Other Related
Hydrocarbon Fluids;
ISO 5167: Measurement of Fluid Flow by Means of Pressure Differential
Devices Inserted in Circular Cross-Section Conduits Running Full
NuFlo Cone Meter User Manual, www.c-a-m.com (Measurement Systems)
AGA Report No. 7: Measurement of Natural Gas by Turbine Meters (as
basis for liquid measurement)
Fluid Property
Calculations
Natural Gas:
AGA Report No. 8; “Compressibility Factors of Natural Gas and Other
Related Hydrocarbon Gases”; Second Edition, AGA Catalogue XQ9212;
American Gas Association, Arlington Virginia 1994.
AGA Report No. 3, “Orifice Metering of Natural Gas and Other
Hydrocarbon Fluids,” Part 3, “Natural Gas Applications,” Third Edition,
1992, Appendix F, Heating Value Calculation.”
GPA 2145-09, “Table of Physical Properties for Hydrocarbons and Other
Compounds of Interest to the Natural Gas Industry,” Gas Processors
Association, Tulsa Oklahoma, 2008.
Steam:
IAPWS Industrial-Formulation 1997 (IF-97)
Wet Correction Methods: James and Chisholm (Orifice); Steven (NuFlo Cone)
Liquids:
Generic (based on user-defined constants for density and viscosity)
API-2540 - 1980, Petroleum Measurement Tables
MVT
Provides linearized static pressure and differential pressure
Available with bottom ports or side ports
NACE-compliant units also available (See Table 2.1—MVT Pressure Limits,
Approvals and Bolt Specifications, page 29 for bolt specifications.)
Process temperature: -40°C to 121°C (-40°F to 250°F)
User-adjustable sample time and damping
Stability: Long-term drift is less than ±0.05% of upper range limit (URL) per
year over a 5-year period
Differential Pressure Accuracy (30 In. H2O)
• ±0.10% for spans ≥10% of the sensor URL
• ±(0.010) (URL÷SPAN) for spans <10% of the sensor URL
• ±0.30% of full scale over full operating temperature range
Differential Pressure Accuracy (200 to 840 In. H2O)
• ±0.05% for spans ≥10% of the sensor URL
• ±(0.005) (URL÷SPAN) for spans <10% of the sensor URL
• ±0.25% of full scale over full operating temperature range
Static Pressure Accuracy (500 psia)
• ±0.05% for spans ≥5% of the sensor URL
• ±(0.0025) (URL÷SPAN) for spans <5% of the sensor URL
• ±0.25% of full scale over full operating temperature range
Static Pressure Accuracy (300, 1500, 3000 and 5300 psia)
• ±0.05% for spans ≥10% of the sensor URL
• ±(0.0025) (URL÷SPAN) for spans <10% of the sensor URL Temperature
Performance
• ±0.25% of full scale over full operating temperature range