- Highly reliable with no moving parts
- Flexibility with volumetric or multivariable versions
- No leaks with all welded gasket-free flow body
- Loop power option available
Thông số kỹ thuật
- Measures steam, gases and liquids
- Pipe sizes from 0.5 to 8 inches (1.3 to 20.3 cm); up to 72 inches (2 m) available See 241S or next generation 241i
- Flow range (30:1 Turndown):
+ Liquids:
1 ft/s (0.3 m/s) Velocity Minimum
30 ft/s (9.1 m/s) Velocity Maximum
+ Gas & Steam:
10 ft/s (3.05 m/s) Velocity Minimum
300 ft/s (91.5 m/s) Velocity Maximum
+ Accuracy:
Mass flow: +/- 1% of reading (liquids);+/- 1.5% of reading (gas & steam)
Volumetric: +/- 0.7% of reading (liquids);+/- 1% of reading (gas & steam)
- Repeatability:
+ Mass flow: +/- 0.2% of full scale
+ Volumetric: +/- 0.1% of full scale
+ Temperature: +/- 0.2°F (+/- 0.1°C)
+ Pressure: +/- 0.05% of full scale
+ Density: +/- 0.1% of full scale
- Rangeability up to 30:1 (accuracy maintained across entire range
- Process fluid temperature:
+ Standard: -40°F to 500°F (-40°C to 260°C)
+ High temperature (HT): up to 750°F (400°C)
+ Low temperature (CT): down to -330°F (-200°C)
- Ambient temperature:
+ Operating: -5°F to 140°F (-20° to 60°C)
+ Storage: -40°F to 150°F (-40° to 65°C) 0 to 98% relative humidity, noncondensing conditions
- Process pressure:
+ Standard: up to 1500 psia (100 bara)
+ High pressure to 5000 psig (345 barg)
- Power supply options:
+ 12 to 36 VDC, 100 mA (add 20 mA per output up to 60 mA)
+ 100 to 240 VAC, 50/60 Hz, 25 watts
+ Active loop, loop powered with 4 to 20ma output
- Output signals:
+ Three programmable 4 to 20 mA
+ User definable pulse output for totalized flow
- Response time is adjustable from 1 to 100 seconds316 stainless steel construction (other materials available
- Hazardous-Area Location Enclosure (IP66) and NEMA 4X (IP65)
- Digital communications: See next generation 240i.
+ RS-485,
+ Modbus RTU,
+ HART (with DD),
+ BACnet
- Approvals:
+ FM
+ CSA
+ ATEX
+ IEXEx
+ CE