Toshiba LF470/LF622 Electromagnetic Flowmeter

Field Intelligent Device Series
Electromagnetic Flowmeter
LF470/LF622
1/10″,1/6”,1/4″ (2.5,4,6mm )

Descripción

Specifications
Overall Specifications
Measurement range in terms of flow velocity:
0–1.0ft/s to 0–32.8ft/s (0–0.3 m/s to 0–10 m/s )
Accuracy: The overall accuracy combined with the
LF622 or LF232 converter is shown in the
following table.
Flow rate as a
percent of range
Accuracy
1.0-3.3ft/s
(0.3-1.0m/s )
3.3-32.8ft/s
(1.0-10m/s )
50~100% ±0.8% of FS ±0.8% of rate
0~50% ±0.8% of FS ±0.4% of FS
Note: The accuracy is measured under standard
operating conditions at Toshiba’s calibration facility.
Fluid conductivity: 50μS/cm minimum
Fluid temperature:
Pipe connection material Fluid temperature
Stainless steel and other metals 14 to 248 °F
(-10℃~+120℃)
Polyvinyl chloride
(shock-resistant)
14 to 140 °F
(-10℃~+60℃)
Ambient temperature: 14 to 140 °F (–10 to +60 °C )
Structure: IP67
Power consumption:
・When combined with the LF622 converter:
Standard:10W(14VA)
at AC100V and Excitation current:0.2A
MAX:15W (22VA)
MAX:17W(24VA) with PROFIBUS

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