Flowmetering Vortex flowmeters 3
Technical data (continued)
Style connection
Connection rating
2" Male NPT ASME Class 600 2" ASME B16.5 Class 150 or 2" EN1092-1 PN16 2" ASME B16.5 Class 300 or 2" EN1092-1 PN40 2" ASME B16.5 Class 600 or 2" EN1092-1 PN63 2" Male NPT ASME Class 300 2" ASME B16.5 Class 150 or 2" EN1092-1 PN16 2" ASME B16.5 Class 300 or 2" EN1092-1 PN40 2" Male NPT ASME Class 600 2" ASME B16.5 Class 150 or 2" EN1092-1 PN16 2" ASME B16.5 Class 300 or 2" EN1092-1 PN40 2" ASME B16.5 Class 600 or 2" EN1092-1 PN63
Compression fitting
Pressure ratings
Packing gland
Packing gland and Permanent retractor
3.6 3
DL option - 12 to 36 Vdc, 25 mA, 1 W maximum, Loop powered (single output) DH option - 12 to 36 Vdc, 300 mA, 9 W maximum (multiple outputs) AC option - 100 to 240 Vac, 50 / 60 Hz line power, 5 W maximum (multiple outputs) Alphanumeric 2 line x 16 character LCD digital display Six pushbuttons for full field configuration Pushbuttons can be operated with magnetic wand without removal of the enclosure covers Display can be mounted in 90 ° intervals for better viewing
Power requirements
Display
Analogue
4 - 20 mA
Alarm
Solid state relay, 40 Vdc
Totalizer pulse m
50 millisecond pulse, 40 Vdc
Volumetric or Loop powered mass
One analogue, one totalizer pulse, HART ® , scaled frequency output Up to three analogue signals, three alarms, one totaliser pulse, HART ® , scaled frequency output
Output signals
Multivariable option 1
Multivariable option 2
Modus RTU or BACnet MS/TP compatible process monitoring
Performance specifications Accuracy
Mass flowrate accuracy for gas and steam based on 50 - 100% of pressure range
Process variables
Liquids
Gas and steam Repeatability
Stability over 12 months
± 1.2% of rate ± 1.5% of rate
± 1.5% of rate ± 2.0% of rate
± 0.1% of rate ± 0.2% of rate
± Negligible
Volumetric flowrate
± 0.2% of rate
Mass flowrate
± 1.0 °C (± 2.0 °F) ± 0.3% of full-scale ± 0.3% of reading
± 1.0 °C (± 2.0 °F) ± 0.3% of full-scale ± 0.5% of reading
± 0.1 °C (± 0.2 °F)
± 0.5 °C (± 0.9 °F) ± 0.1% of full-scale ± 0.1% of reading
Temperature
± 0.05% of full-scale
Pressure
± 0.1% of reading
Density
Response time
Adjustable from 1 to 100 seconds
TI-P339-07 CMGT Issue 4
Page 3 of 11
VIM20 Vortex Insertion Flowmeter
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