Technical Information Deltabar S PMD70/75, …

1 TI382P/00/ 71095431 Technical InformationDeltabar S pmd70 /75, FMD76/77/78 Differential pressure measurementDifferential pressure transmitter with ceramic and silicon sensorsOverload-resistant and function-monitored, Communication via HART, PROFIBUS PA or FOUNDATION FieldbusApplicationThe Deltabar S differential pressure transmitter is used for the following measuring tasks: Flow measurement (volume or mass flow) in conjunction with primary elements in gases, vapours and liquids Level, volume or mass measurement in liquids Differential pressure monitoring, of filters and pumps International usage thanks to a wide range of approvalsYour benefits Very good reproducibility and long-term stability High reference accuracy: up to , as PLATINUM version: Turn down 100.

2 1, higher on request Used for flow and differential pressure monitoring up to SIL 3, certified to IEC 61508 by T V S D HistoROM /M-DAT memory module Function-monitored from the measuring cell to the electronics Continuous modularity for differential pressure, hydrostatic and pressure ( Deltabar S, Deltapilot S, Cerabar S), replaceable display universal electronics for pressure and differential pressure Quick commissioning thanks to quick setup menu Easy and safe menu-guided operation on-site, via mA with HART, via PROFIBUS PA or via FOUNDATION Fieldbus Extensive diagnostic functionsDeltabar S2 Endress+HauserTable of contentsFunction and system design.

3 4 Device selection .. 4 Measuring principle .. 5 Flow measurement .. 6 Level measurement (level, volume and mass) .. 7 Communication protocol .. 7 Input .. 8 Measured variable .. 8 Measuring range .. 8 Explanation of terms .. 9 Output .. 10 Output signal .. 10 Signal range mA HART .. 10 Signal on alarm .. 10 Load mA HART .. 10 Resolution .. 10 Dynamic behavior current output .. 11 Dynamic behavior HART .. 11 Dynamic behavior PROFIBUS PA .. 12 Dynamic behavior FOUNDATION Fieldbus .. 12 Damping .. 13 Data of the FOUNDATIONF ieldbus interface .. 13 Power supply .. 15 Electrical connection .. 15 Supply voltage.

4 18 Current consumption .. 18 Cable entry .. 18 Cable specification .. 18 Residual ripple .. 18 Influence of power supply .. 18 Performance characteristics general .. 19 Reference operating conditions .. 19 Long-term stability .. 19 Influence of the installation position .. 19 Vibration effects .. 19 Performance characteristics metallic process isolating diaphragms .. 20 Reference accuracy PMD75, FMD77, FMD78 .. 20 Total performance PMD75 .. 20 Total Error .. 20 Warm-up period PMD75, FMD77, FMD78 .. 21 Influence of the operating pressure on zero point and span PMD75, FMD77, FMD78 .. 21 Thermal change of the zero output and the outputspan -- PMD75.

5 21 Performance characteristics ceramic process isolating diaphragms .. 22 Reference accuracy pmd70 , FMD76 .. 22 Total performance pmd70 , FMD76 .. 22 Total Error .. 22 Warm-up period pmd70 , FMD76 .. 22 Influence of the operating pressure on zero point and span pmd70 , FMD76 .. 22 Thermal change of the zero output and the output span pmd70 , FMD76 .. 22 Operating conditions (Installation) .. 23 General installation instructions .. 23 Measuring arrangement .. 23 Heat insulation FMD77 .. 24 Wall- and pipe-mounting .. 24"Separate housing" version .. 25 Turn the housing .. 26 Oxygen applications.

6 26 Ultra pure gas applications .. 26 Process isolating diaphragms for materials with hydrogen build-up (Gold-Rhodium coating) .. 27 Operating conditions (Environment) .. 27 Ambient temperature range .. 27 Storage temperature range .. 27 Degree of protection .. 27 Climate class .. 27 Vibration resistance .. 27 Electromagnetic compatibility .. 27 Overvoltage protection (optional) .. 28 Operating conditions (Process) .. 28 Process temperature limits .. 28 Process temperature range, seals .. 28 Pressure specifications .. 29 Mechanical construction .. 30 Housing dimensions T14, optional display on the side.

7 30 Housing dimensions T15, optional display on the top .. 30 Housing dimensions T17, optional display on the top .. 30 Process connections pmd70 with ceramic process isolating diaphragms .. 31 Process connections pmd70 with ceramic process isolating (continued) .. 32 Process connections PMD75 with metallic process isolating diaphragms .. 33 Process connections PMD75 with metallic process isolating diaphragms (continued) .. 34 Process connections PMD75 with metallic process isolating diaphragms (continued) .. 35 Process connection FMD76 with ceramic process isolating diaphragms .. 36 Process connection FMD76 with ceramic process isolating diaphragms (continued).

8 37 Process connection FMD76 with ceramic process isolating diaphragms (continued) .. 38 Process connections FMD77 with metallic process isolating diaphragms, low-pressure side .. 38 Process connections FMD77 with metallic process isolating diaphragms, high-pressure side .. 39 Process connections FMD77 with metallic process isolating diaphragms, high-pressure side (continued) .. 403 Endress+HauserDeltabar SProcess connections FMD77 with metallic process isolating diaphragms, high-pressure side (continued) .. 41 FMD78 Basic unit .. 42 Process connection FMD78 with metallic process isolating diaphragm .. 43 Process connection FMD78 with metallic process isolating diaphragm (continued).

9 44 Process connection FMD78 with metallic measuringdiaphragms (continued) .. 45 Process connection FMD78 with metallic measuringdiaphragms (continued) .. 46 Process connection FMD78 with metallic measuringdiaphragms (continued) .. 47 Process connection FMD78 with metallic measuringdiaphragms (continued) .. 48 Process connection FMD78 with metallic measuringdiaphragms (continued) .. 49"Separate housing" version .. 50 Weight .. 51 Material .. 51 Human interface .. 53 Operating elements .. 53 Local operation .. 55 Remote operation .. 55 Hard- und Software for on-site and remote operation .. 56 Planning instructions, diaphragm seal systems.

10 58 Applications .. 58 Design and operation mode .. 58 Diaphragm seal filling oils .. 59 Influence of the temperature on the zero point .. 60 Ambient temperature range .. 62 Response time .. 62 Installation instructions .. 64 Certificates and approvals .. 66CE mark .. 66Ex approvals .. 66 Marine certificate .. 66 Functional Safety SIL / IEC 61508 Declaration of conformity (optional) .. 66 Overspill protection .. 66 CRN approvals .. 66 Pressure Equipment Directive (PED) .. 66 Standards and guidelines .. 66 Ordering Information .. 67 pmd70 .. 67 pmd70 (continued) .. 68 pmd70 (continued).