Table of contents
Endress+Hauser 3
Table of contents
1 Important document information .... 5
1.1 Document function ..................... 5
1.2 Symbols .............................. 5
1.2.1 Safety symbols .................. 5
1.2.2 Electrical symbols ................ 5
1.2.3 Tool symbols .................... 6
1.2.4 Symbols for certain types of
information .................... 6
1.2.5 Symbols in graphics ............... 6
1.2.6 Symbols at the device ............. 7
1.3 Supplementary documentation ............. 8
1.3.1 Safety Instructions (XA) ............ 9
2 Basic safety instructions ........... 13
2.1 Requirements for the personnel ........... 13
2.2 Designated use ....................... 13
2.3 Workplace safety ...................... 14
2.4 Operational safety ..................... 14
2.5 Product safety ........................ 14
2.5.1 CE mark ...................... 14
2.5.2 EAC conformity ................. 14
3 Product description ................ 15
3.1 Product design ........................ 15
3.1.1 Levelflex FMP51/FMP52/FMP54/
FMP55 ....................... 15
3.1.2 Electronics housing .............. 16
3.2 Registered trademarks .................. 17
4 Incoming acceptance and product
identification ..................... 18
4.1 Incoming acceptance ................... 18
4.2 Product identification .................. 18
4.2.1 Nameplate .................... 19
5 Storage, Transport ................ 20
5.1 Storage conditions ..................... 20
5.2 Transport product to the measuring point .... 20
6 Mounting ......................... 21
6.1 Mounting requirements ................. 21
6.1.1 Suitable mounting position ........ 21
6.1.2 Applications with restricted
mounting space ................. 23
6.1.3 Notes on the mechanical load of the
probe ........................ 25
6.1.4 Notes on the process connection .... 27
6.1.5 Mounting cladded flanges ......... 32
6.1.6 Securing the probe .............. 33
6.1.7 Special mounting conditions ....... 36
6.2 Mounting the device ................... 47
6.2.1 Required mounting tools .......... 47
6.2.2 Shortening the probe ............. 47
6.2.3 FMP54 with gas phase
compensation: Mounting the probe
rod .......................... 49
6.2.4 Mounting the device ............. 50
6.2.5 Mounting the "Sensor remote"
version ....................... 51
6.2.6 Turning the transmitter housing .... 53
6.2.7 Turning the display module ........ 53
6.3 Post-installation check .................. 54
7 Electrical connection .............. 55
7.1 Connection conditions .................. 55
7.1.1 Terminal assignment ............. 55
7.1.2 Cable specification ............... 56
7.1.3 Device plug connectors ........... 57
7.1.4 Power supply .................. 58
7.1.5 Overvoltage protection ........... 58
7.2 Connecting the device .................. 59
7.2.1 Pluggable spring-force terminals .... 60
7.3 Post-connection check .................. 60
8 Operation options ................. 62
8.1 Overview ............................ 62
8.1.1 Local operation ................. 62
8.1.2 Operation with remote display and
operating module FHX50 .......... 63
8.1.3 Remote operation ............... 63
8.2 Structure and function of the operating
menu .............................. 65
8.2.1 Structure of the operating menu .... 65
8.2.2 User roles and related access
authorization .................. 67
8.2.3 Write protection via access code ..... 68
8.2.4 Disabling write protection via access
code ......................... 69
8.2.5 Deactivation of the write protection
via access code ................. 69
8.2.6 Write protection via write protection
switch ........................ 70
8.2.7 Enabling and disabling the keypad
lock ......................... 72
8.3 Display and operating module ............ 73
8.3.1 Display appearance .............. 73
8.3.2 Operating elements .............. 76
8.3.3 Entering numbers and text ........ 77
8.3.4 Opening the context menu ......... 79
8.3.5 Envelope curve on the display and
operating module ............... 80
