测量原理 | Level radar |
Characteristic / Application | Highly resistant - easy to clean |
Supply / Communication | 2-wire (HART / PROFIBUS PA / FOUNDATION Fieldbus) |
Frequency | K-Band (~ 26 GHz) |
Accuracy | +/- 3 mm |
Ambient temperature | -40 °C...+80 °C (-40 °F...+176 °F) |
Process temperature | -40° C...+200° C (-40 °F...+392 °F) |
Process pressure absolute / max. overpressure limit | Vacuum...16 bar (Vacuum...232 psi) |
Main wetted parts | PTFE |
Process connection | DN50...DN150 |
Process connection hygienic | Tri-Clamp ISO2852 DIN11851 |
Max. measurement distance | Standard: 40m (131ft) With additional option F (G): 60m (196ft) |
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Output | 4...20 mA HART PROFIBUS PA FOUNDATION Fieldbus |
Certificates / Approvals | ATEX, FM, CSA, IECEx, TIIS, NEPSI Overfill prevention WHG SIL EN 10204-3.1 Marine GL 3A, EHEDG |
Application limits | Maximum measuring range is dependent on the tank form and/or application
Ammoniacal gas phase FMR230 in stilling well Strong buildup formation FMR230 with air purge Small connections with low DK FMR231 Low DK and high nozzle FMR240 Custody transfer measurement FMR5xx |