PMP71 datasheet(2/124 Pages) EH

2 / 124 page

Cerabar S PMC71, PMP71, PMP75

Endress+Hauser

Table of contents

Document information ....................... 4

Document function ............................ 4

Symbols used ................................ 4

Documentation ............................... 5

Terms and abbreviations ........................

Turn down calculation .......................... 7

Registered trademarks .......................... 7

Function and system design ................... 8

Device features ............................... 8

Measuring principle ............................ 9

Product design .............................. 10

Applications suitable for custody transfer measurement ... 10

Communication protocol ........................ 11

Input .................................... 12

Measured variable ............................ 12

Measuring range ............................. 12

Output .................................. 15

Output Signal ............................... 15

Signal range 4 to 20 mA ........................ 15

Signal on alarm .............................. 15

Maximum load - 4 to 20 mA HART ................. 16

Dead time, time constant ....................... 16

Dynamic behavior, current output .................. 17

Dynamic behavior digital output (HART electronics) ..... 17

Dynamic behavior PROFIBUS PA .................. 17

Dynamic behavior FOUNDATION Fieldbus ............ 18

Damping .................................. 18

Alarm current ............................... 19

Firmware version ............................ 19

HART protocol-specific data ..................... 19

PROFIBUS PA protocol-specific data ................ 19

FOUNDATION Fieldbus protocol-specific data .......... 20

Power supply ............................. 23

Terminal assignment .......................... 23

Supply voltage .............................. 24

Current consumption .......................... 24

Electrical connection .......................... 25

Terminals ................................. 25

Cable entries ............................... 25

Device plug ................................. 25

Cable specification ............................ 26

Start-up current ............................. 27

Residual ripple .............................. 27

Overvoltage protection (optional) .................. 27

Influence of power supply ....................... 27

Performance characteristics of PMP71/PMP75

metallic pressure transmitter

(Sensor module + Electronic module) ........... 28

Reference operating conditions ................... 28

Preamble .................................. 28

Total performance of transmitter .................. 28

Reference accuracy [E1] ........................ 29

Total performance – Specification values ............. 30

Long-term stability ........................... 30

Detailed Performance Explanation and Calculation ...... 31

Total error ................................. 31

Performance characteristics of PMC71 ceramic

pressure transmitter

(Sensor module + Electronic module) ........... 33

Reference operating conditions ................... 33

Preamble .................................. 33

Total performance of transmitter .................. 33

Reference accuracy [E1] ........................ 34

Total performance – Specification values ............. 35

Long-term stability ........................... 35

Detailed Performance Explanation and Calculation ...... 36

Total error ................................. 38

Performance characteristics - calculation

example and additional information ........... 39

Calculating the total performance in 4 steps ........... 39

Installation factors ............................ 42

Installation ............................... 43

General installation instructions ................... 43

Measuring arrangement for devices without diaphragm

seals – PMC71, PMP71 ........................ 43

Measuring arrangement for devices with diaphragm seals

– PMP75 .................................. 43

Orientation ................................ 43

Wall and pipe mounting ........................ 43

Heat insulation – PMC71 high-temperature version ..... 44

Mounting of PVDF screw-in fittings ................ 44

"Separate housing" version ....................... 45

Turning the housing .......................... 46

Oxygen applications ........................... 47

Silicone-free applications ....................... 47

Ultrapure gas applications ....................... 47

Applications with hydrogen ...................... 47

Environment .............................. 48

Ambient temperature range ..................... 48

Storage temperature range ...................... 48

Degree of protection .......................... 48

Climate class ............................... 48

Electromagnetic compatibility .................... 48

Vibration resistance ........................... 49

Process .................................. 50

Process temperature limits ...................... 50

Process temperature limits of capillary armoring: PMP75 .. 51

Pressure specifications ......................... 52

Mechanical construction .................... 53

Device height ............................... 53

T14 housing, optional display on the side ............

T17 housing (hygienic), optional display on the side ..... 55

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