福禄克Molbox RFM流量监测器测量标准在疫情医疗应用
molbox-RFM流量监测器功能参数
读数±0.5%的认可测量不确定度，较大量程为100:1
molbox-RFM流量监测器流量测量规范
molbox RFM Reference Flow Monitors |
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molbloc-L (ranges 1E1-L thru 3E4-L) |
molbloc-S (all ranges) |
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Measurement update rate
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1 second |
1 second |
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Range |
to molbloc full scale depending on gas and molbloc pressure dependent calibration type (see molbloc-L range sheet) |
The flow related to 20 kPa to 200 kPa absolute (3psia to 30psia) or 50 kPa to 500 kPa absolute (7psia to 70psia) upstream (see molbloc-S range sheet) |
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Resolution |
0.01 % FS |
± 0.01 % of reading |
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Linearity |
± 0.23 % of reading from 10 % to 100 % FS, ± 0.023 % FS under 10 % FS |
± 0.25 % of reading |
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Repeatability |
± 0.1% of reading from 10 % to 100 % FS, ± 0.01% FS under 10 % FS |
± 0.1 % of reading |
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Precision1 |
± 0.25 % of reading from 10 % to 100 % FS, ± 0.025 % FS under 10 % FS |
± 0.3 % of reading |
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Predicted stability2 |
± 0.15 % of reading from 10 % to 100 % FS, ± 0.015 % FS under 10 % FS |
± 0.2 % of reading |
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Measurement uncertainty3
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± 0.5 % of reading from 10 % to 100 % FS, ± 0.05 % FS under 10 % FS |
± 0.5 % of reading from 50 kPa to 500 kPa, ± 0.5 % of the flow @ 50 kPa from 20 kPa to 50 kPa |
molbox RFM with Microrange option |
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molbloc-L (ranges 1E1-L thru 3E4-L) |
molbloc-L (ranges 1E5 only) |
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Measurement update rate |
1 second |
1 second |
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Range |
0 to molbloc full scale depending on gas and molbloc pressure dependent calibration type (see molbloc-L tables) |
0 to molbloc full scale depending on gas and molbloc pressure dependent calibration type (see molbloc-L tables) |
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Resolution |
0.01 % FS, 0.001 % FS under 10 % FS |
0.01 % FS |
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Linearity |
± 0.23 % of reading from 1 % to 100 % FS, ± 0.0023 % FS under 1 % FS |
± 0.25 % of reading from 5 % to 100 % FS, ± 0.0125 % FS under 5 % FS |
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Repeatability |
± 0.1 % of reading from 1 % to 100 % FS, ± 0.001 % FS under 1 % FS |
± 0.2 % of reading from 5 % to 100 % FS, ± 0.01 % FS under 5% FS |
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Precision1 |
± 0.25 % of reading from 1 % to 100 % FS, ± 0.0025 % FS under 1% FS |
± 0.32 % of reading from 5 % to 100 % FS, ± 0.016 % FS under 5 % FS |
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Predicted stability2 |
± 0.15 % of reading from 1 % to 100 % FS, ± 0.0015 % FS under 1 % FS |
± 0.2 % of reading from 5 % to 100 % FS, ± 0.01 % FS under 5 % FS |
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Measurement uncertainty3 |
± 0.5 % of reading from 1 % to 100 % FS, ± 0.005 % FS under 1 % FS |
± 0.5 % of reading from 5 % to 100 % FS, ± 0.025 % FS under 5 % FS |
