Endress+Hauser Liquicap M FMI51 User manual

Products Solutions Services
Operating Instructions
Liquicap M
FMI51 HART
Capacitive Level Measurement
BA01978F/00/EN/02.20
71483666
2020-06-01
Valid as of version
01.03.zz

Liquicap M FMI51 HART
2 Endress+Hauser
Order code:
Ext. ord. cd.:
Ser. no.:
www.endress.com/deviceviewer Endress+Hauser
Operations App
XXXXXXXXXXXX
XXXXX-XXXXXX
XXX.XXXX.XX
Serial number
1.
3.
2.
A0023555

Liquicap M FMI51 HART Table of contents
Endress+Hauser 3
Table of contents
1 About this document ................ 6
1.1 Document function ..................... 6
1.2 Document conventions ................... 6
1.2.1 Safety symbols .................. 6
1.2.2 Electrical symbols ................ 6
1.2.3 Tool symbols .................... 6
1.2.4 Symbols for
certain types of information and graphics 7
1.3 Documentation ........................ 8
1.3.1 Technical Information ............. 8
1.3.2 Certificates ..................... 8
1.4 Registered trademarks .................. 10
2 Basic safety instructions ........... 11
2.1 Requirements for the personnel ........... 11
2.2 Workplace safety ...................... 11
2.3 Operational safety ..................... 11
2.3.1 Ex-area ....................... 11
2.4 Product safety ........................ 11
3 Incoming acceptance and product
identification ..................... 12
3.1 Incoming acceptance ................... 12
3.2 Product identification ................... 12
3.3 Storage and transport .................. 12
4 Mounting ......................... 13
4.1 Quick installation guide ................. 13
4.2 Mounting requirements ................. 14
4.2.1 Mounting the sensor ............. 14
4.2.2 Support with marine approval (GL) .. 15
4.3 Measuring condition ................... 15
4.4 Minimum probe length for nonconductive
media < 1 µS/cm ...................... 16
4.5 Installation examples ................... 16
4.5.1 Rod probes .................... 16
4.6 Probe with separate housing ............. 19
4.6.1 Extension heights: separate
housing ...................... 19
4.6.2 Wall bracket ................... 21
4.6.3 Wall mounting ................. 21
4.6.4 Pipe mounting ................. 22
4.6.5 Shortening the connecting cable .... 22
4.7 Installation instructions ................. 23
4.7.1 Probe installation ............... 24
4.7.2 Aligning the housing ............. 25
4.7.3 Sealing the probe housing ......... 25
4.8 Post-installation check .................. 25
5 Electrical connection .............. 26
5.1 Connecting requirements ................ 26
5.1.1 Potential equalization ............ 26
5.1.2 Electromagnetic compatibility
(EMC) ........................ 26
5.1.3 Cable specification ............... 26
5.1.4 Connector ..................... 27
5.1.5 Supply voltage .................. 27
5.2 Wiring and connecting .................. 27
5.2.1 Connection compartment ......... 27
5.2.2 Terminal assignment ............. 29
5.2.3 Connecting HART with other supply
units ......................... 30
5.3 Post-connection check .................. 30
6 Operation options ................. 31
6.1 Overview of operation options ............ 31
6.1.1 Display and operating elements at
the FEI50H electronic insert ....... 31
6.1.2 Operation via the optional display
and operating module ............ 32
6.1.3 The operating menu ............. 34
6.2 Error messages ....................... 37
6.3 Locking and unlocking configuration ....... 37
6.3.1 Key locking .................... 37
6.3.2 Key unlocking .................. 37
6.3.3 Software locking ................ 37
6.4 Resetting to factory setting .............. 38
6.4.1 Using the reset ................. 38
6.4.2 Effects of a reset ................ 38
6.4.3 Performing a reset ............... 38
6.5 Operation via FieldCare Device Setup ....... 38
6.5.1 Function scope ................. 38
6.5.2 Source for device description files .... 38
7 Commissioning .................... 39
7.1 Installation and function check ............ 39
7.2 Basic setup without the display or operating
module ............................. 39
7.2.1 Function switch: position 1.
Operation ..................... 40
7.2.2 Function switch: position 2. Carry
out empty calibration - for empty
tanks ........................ 40
7.2.3 Function switch: position 2. Carry
out empty calibration - for almost
empty tanks ................... 40
7.2.4 Function switch: position 3. Carry
out full calibration - for full tanks .... 41
7.2.5 Function switch: position 3. Carry
out full calibration - for almost full
tanks ........................ 41
7.2.6 Function switch: position 4.
Measuring modes ............... 42
7.2.7 Function switch: position 5.
Measuring range ................ 42

Table of contents Liquicap M FMI51 HART
4 Endress+Hauser
7.2.8 Function switch: position 6. Proof
test - self-test .................. 43
7.2.9 Function switch: position 7. Reset -
restore factory settings ........... 43
7.2.10 Function switch: position 8.
Download or upload sensor DAT
(EEPROM) .................... 43
7.3 Menu: "Basic setup". Commissioning with
display and operating module ............. 44
7.3.1 Initial commissioning ............ 44
7.3.2 Function: "Basic setup" ............ 46
7.3.3 Function: "Medium property" ....... 47
7.3.4 Operating mode: "Empty calibr." and
function - "Wet" ................. 47
7.3.5 Operating mode: "Full calibr." and
function - "Wet" ................. 48
7.3.6 Operating mode: "Empty calibr." and
function - "Dry" ................. 48
7.3.7 Operating mode: "Full calibration"
and function - "Dry" for conductive
and nonconductive media ......... 49
7.3.8 Operating mode: "Empty calibration"
and function - "Dry" for "Interface" or
"Unknown" medium properties ...... 50
7.3.9 Operating mode: "Full calibration"
and function - "Dry" for "Interface" or
"Unknown" medium properties ...... 50
7.3.10 Function: "Output damping" ........ 50
7.4 Menu: "Safety setting" ................... 50
7.4.1 Function: "Safety settings" ......... 52
7.4.2 Function: "Safety settings" ......... 52
7.4.3 Function: "Safety settings" ......... 53
7.4.4 Function: "Operating mode" ........ 53
7.4.5 Function: "Safety settings" ......... 54
7.4.6 Function: "Output on alarm" ........ 54
7.4.7 Function: "Proof test" - self-test ..... 55
7.5 Menu: "Linearization" ................... 55
7.5.1 Function: "Linearization" .......... 57
7.5.2 Function: "Linearization" .......... 60
7.6 Menu: "Output" ........................ 62
7.6.1 Submenu: "Extended calibr." ........ 63
7.6.2 Submenu: "HART setting" .......... 64
7.6.3 Menu: "Simulation" .............. 65
7.7 Menu: "Device properties" ................ 65
7.7.1 Submenu: "Display" ............... 68
7.7.2 Submenu: "Diagnosis" ............. 69
7.7.3 Submenu: "System parameters" ...... 70
7.8 Operation ........................... 71
7.9 FieldCare: operating program from Endress
+Hauser ............................ 71
7.9.1 FieldCare ..................... 72
7.9.2 Interface measurement ........... 72
7.9.3 Dry calibration for interface
measurement .................. 73
7.9.4 Wet calibration for interface
measurement .................. 74
8 Diagnostics and troubleshooting ... 76
8.1 Diagnostic information via LEDs ........... 76
8.1.1 Green LED flashing .............. 76
8.1.2 Red LED flashing ................ 76
8.2 System error messages .................. 76
8.2.1 Error signal .................... 76
8.2.2 Last errors .................... 76
8.2.3 Types of error .................. 76
8.2.4 Error codes .................... 77
8.3 Possible measuring errors ............... 78
8.3.1 Measured value is incorrect ........ 78
8.4 Firmware history ...................... 79
9 Maintenance ...................... 80
9.1 External cleaning ...................... 80
9.2 Cleaning the probe ..................... 80
9.3 Seals ............................... 80
9.4 Endress+Hauser services ................ 80
10 Repair ............................ 81
10.1 General notes ........................ 81
10.2 Spare parts .......................... 81
10.3 Repairing Ex-certified devices ............. 81
10.4 Replacement ......................... 82
10.5 Return .............................. 82
10.6 Disposal ............................ 82
10.6.1 Removing the measuring device ..... 82
10.6.2 Disposing of the measuring device ... 82
11 Accessories ....................... 83
11.1 Protective cover ....................... 83
11.2 Commubox FXA195 HART ............... 83
11.3 HAW56x surge arrester ................. 83
11.4 Weld-in adapter ...................... 83
12 Technical data .................... 84
12.1 Probe .............................. 84
12.1.1 Capacitance values of the probe ..... 84
12.1.2 Additional capacitance ........... 84
12.1.3 Probe lengths for continuous
measurement in conductive liquids .. 84
12.2 Input ............................... 85
12.2.1 Measured variable ............... 85
12.2.2 Measuring range ................ 85
12.3 Output ............................. 85
12.3.1 Output signal .................. 85
12.3.2 Signal on alarm ................. 85
12.3.3 Linearization ................... 85
12.4 Performance characteristics .............. 86
12.4.1 Reference operating conditions ..... 86
12.4.2 Maximum measured error ......... 86
12.4.3 Influence of ambient temperature ... 86
12.4.4 Influence of process pressure ....... 86
12.4.5 Switch-on behavior .............. 86
12.4.6 Measured value reaction time ...... 86
12.4.7 Response time .................. 87

Liquicap M FMI51 HART Table of contents
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12.4.8 Accuracy of factory calibration ...... 87
12.4.9 Resolution ..................... 87
12.5 Operating conditions: Environment ........ 88
12.5.1 Ambient temperature range ....... 88
12.5.2 Climate class ................... 88
12.5.3 Vibration resistance ............. 88
12.5.4 Shock resistance ................ 88
12.5.5 Degree of protection ............. 88
12.6 Operating conditions: Process ............. 89
12.6.1 Process temperature range ........ 89
12.6.2 Process pressure limits ........... 90
12.6.3 Pressure and temperature derating .. 91
Index .................................. 93

About this document Liquicap M FMI51 HART
6 Endress+Hauser
1 About this document
1.1 Document function
These Operating Instructions contain all the information that is required in various phases
of the life cycle of the device: from product identification, incoming acceptance and
storage, to mounting, connection, operation and commissioning through to
troubleshooting, maintenance and disposal.
1.2 Document conventions
1.2.1 Safety symbols
DANGER
This symbol alerts you to a dangerous situation. Failure to avoid this situation will result in
serious or fatal injury.
WARNING
This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in
serious or fatal injury.
CAUTION
This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in
minor or medium injury.
NOTICE
This symbol contains information on procedures and other facts which do not result in
personal injury.
1.2.2 Electrical symbols
Alternating current
Direct current and alternating current
Direct current
Ground connection
A grounded terminal which, as far as the operator is concerned, is grounded via a
grounding system.
Protective earth (PE)
Ground terminals that must be connected to ground prior to establishing any other
connections.
The ground terminals are located on the interior and exterior of the device:
• Interior ground terminal: protective earth is connected to the mains supply.
• Exterior ground terminal: device is connected to the plant grounding system.
1.2.3 Tool symbols
Phillips head screwdriver

Liquicap M FMI51 HART About this document
Endress+Hauser 7
Flat blade screwdriver
Torx screwdriver
Allen key
Open-ended wrench
1.2.4 Symbols for certain types of information and graphics
Permitted
Procedures, processes or actions that are permitted
Preferred
Procedures, processes or actions that are preferred
Forbidden
Procedures, processes or actions that are forbidden
Tip
Indicates additional information
Reference to documentation
Reference to graphic
Notice or individual step to be observed
1.
,
2.
,
3.
Series of steps
Result of a step
Operation via operating tool
Write-protected parameter
1, 2, 3, ...
Item numbers
A, B, C, ...
Views
Safety instructions
Observe the safety instructions contained in the associated Operating Instructions

About this document Liquicap M FMI51 HART
8 Endress+Hauser
1.3 Documentation
1.3.1 Technical Information
Liquicap M FMI51
TI01484F
1.3.2 Certificates
ATEX safety instructions
Liquicap M FMI51
• II 1/2 G Ex ia IIC T3...T6 Ga/Gb
II 1/2 G Ex ia IIB T3...T6 Ga/Gb
II 1/2 D Ex ia IIIC T90 °C Da/Db
XA00327F
• II 1/2 Ex ia/db IIC T6...T3 Ga/Gb
II 1/2 Ex ia/db eb IIC T6...T3 Ga/Gb
II 1/2 D Ex ia /tb IIIC T90 °C Da/Db
XA00328F
• Ga/Gb Ex ia IIC T3...T6
Zone 20/21 Ex iaD 20/Ex tD A21 IP65 T 90 °C
IECEx BVS 08.0027X
XA00423F
• II 3 G Ex nA IIC T6 Gc
II 3 G Ex nA nC IIC T5 Gc
II 3C D Ex tc IIIC T100 °C Dc
XA00346F
INMETRO safety instructions
Liquicap M FMI51
• Ex d [ia Ga] IIB T3...T6 Ga/Gb
Ex d [ia Ga] IIC T3...T6 Ga/Gb
Ex de [ia Ga] IIC T3...T6 Ga/Gb
XA01171F
• Ex ia IIC T* Ga/Gb
Ex ia IIB T* Ga/Gb
Ex ia IIIC T90 °C Da/Db IP66
XA01172F
NEPSI safety instructions
• Liquicap M FMI51
Ex ia IIC/IIB T3...T6 Ga/Gb
XA00417F
• Liquicap M FMI51
Ex d ia IIC/IIB T3/T4/T6 Ga/Gb
Ex d e ia IIC/IIB T3/T4/T6 Ga/Gb
XA00418F
• Liquicap M FMI51
Ex nA IIC T3...T6 Gc
Ex nA nC IIC T3...T6 Gc
XA00430F
Overfill protection DIBt (WHG)
Liquicap M FMI51
ZE00265F
Functional safety (SIL2)
Liquicap M FMI51
SD00198F

Liquicap M FMI51 HART About this document
Endress+Hauser 9
Control Drawings (CSA and FM)
• Liquicap M FMI51
FM IS
ZD00220F
• Liquicap M FMI51
CSA IS
ZD00221F
• Liquicap M FMI51
CSA XP
ZD00233F

About this document Liquicap M FMI51 HART
10 Endress+Hauser
1.4 Registered trademarks
HART®
Registered trademark of the FieldComm Group, Austin, USA
TRI CLAMP®
Registered trademark of Alfa Laval Inc., Kenosha, USA