Specs at a glance
-
Process temperature
-50 °C...+150 °C
(-58 °F...+302 °F) -
Process pressure / max. overpressure limit
Vacuum...100 bar
-
Min. density of medium
0.5g/cm³(0.4g/cm³ optional)
Field of application
Liquiphant FTL51 is a point level switch with extension tube for use in hazardous areas with all international certificates. Useable in all industries. FTL51 offers functional safety SIL2/SIL3. With the second line of defense highest degree of safety and availability of the device can be guaranteed. Reliable measurement values, not affected by: changing media properties, flow, turbulences, gas bubbles, foam, vibrations or build-up.
Point level switch with extension tube for all liquids.
Process connections: Threads, flanges and hygienic process connection (Tri-Clamp)
Temperature: -50 to +150°C (-58 to +302°F)
Pressure: -1 to +100bar (-14.5 to +1,450psi)
Sensor material: 316L, Alloy
International explosion protection certificates, overfill protection WHG, SIL
Benefits
Use in safety systems requiring functional safety to SIL2/SIL3 in accordance with
IEC 61508/IEC 61511-1International explosion protection certificates and overfill protection certificate (WHG)
No calibration required, easy to start up
No mechanically moving parts: no maintenance, no wear, long operating life.
Monitoring of fork for damage: guaranteed functionSecond line of defense to protect the environment
Variety of standardized process connections for all applications
Stainless steel (316L) and high-corrosion resistant sensor material (Alloy)
Videos
-
Vibronic measuring principle
-
Liquiphant with permanent function check is the safe choice for point level detection in liquids
Extended selection
-
High-end products
- Highly functional and convenient
Technical excellence
Simplicity
-
Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
-
Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
| FLEX selections | Technical excellence | Simplicity |
|---|---|---|
Fundamental selection Meet your basic measurement needs |
Technical excellence
|
Simplicity
|
Lean selection Handle your core processes easily |
Technical excellence
|
Simplicity
|
Extended selection Optimize your processes with innovative technologies |
Technical excellence
|
Simplicity
|
Xpert selection Master your most challenging applications |
Technical excellence
|
Simplicity
Variable |
Predecessor
-
Measuring principle
Vibration Liquids
-
Characteristic / Application
Modular housing concept
wide range of process connections
Analogue and bus interfaces
Extensive certificate range (e.g. Ex,WHG)
pipe extension up to 3m (6m option) -
Specialities
Foamdetection
Detect a densitychange
second line of defense -
Supply / Communication
PROFIBUS PA
19...253V AC
10...55V DC-PNP
19...253V AC or 10...55V DC
8/16mA, 11...36V DC
NAMUR
PFM -
Ambient temperature
-50 °C...+70 °C
(-58 °F...+158 °F) -
Process temperature
-50 °C...+150 °C
(-58 °F...+302 °F) -
Process pressure / max. overpressure limit
Vacuum...100 bar
-
Min. density of medium
0.5g/cm³(0.4g/cm³ optional)
-
Main wetted parts
316L / Alloy
-
Process connection
Thread:
G3/4A, G1A, R3/4", R1, NPT3/4, NPT1
Flange:
DN25...DN100,
ASME 1"...4",
JIS 25A...100A -
Process connection hygienic
Tri-Clamp ISO2852
-
Sensor length
Length 130mm (5.12") (Liquiphant II)
148mm...6000mm (5.83"...236") -
Communication
PROFIBUS PA
19...253V AC
10...55V DC-PNP
19...253V AC bzw 10...55V DC
8/16mA, 11...36V DC
NAMUR
PFM -
Certificates / Approvals
ATEX, FM, CSA C/US, IEC Ex, TIIS, INMETRO, NEPSI
-
Safety approvals
SIL2/ SIL3
-
Design approvals
EN 10204-3.1
NACE MR0175, MR0103
ASME B31.3
AD2000 -
Marine approval
GL/ ABS/ DNV
-
Options
Heavy duty stainless steel housing mainly for the oil and gas industry
-
Components
FTL325P/FTL375P Interface PFM
FTL325N/FTL375N Interface NAMUR -
Successor
Liquiphant FTL51B
-
Measuring principle
Vibration Density
-
Characteristic / Application
Liquiphant M Density
with Density Computer FML621
Temperature and pressure measurement
Modular housing concept
Wide range of process connections
Pipe extension up to 3 m (6 m option) -
Supply / Communication
Transmitter power supply (MUS)
-
Ambient temperature
-50...70°C
-50...60°C for hazardous applications -
Process temperature
0...80°C (validity of accuracy data)
-50...0°C / 80...150 °C (with reduced technical data) -
Process pressure
0...25 bar
>25..100 bar (with reduced technical data) -
Wetted parts
316L/C4
-
Sensor length
115...3000 mm
>3000...6000 mm (Option) -
Output
Pulse
-
Certificates / Approvals
ATEX, FM, CSA C/US, IEC Ex, TIIS, INMETRO, NEPSI
-
Specialities
Commissioning with ReadWin2000
-
Components
Density Computer FML621
-
Other approvals and certificates
SIL2/ SIL3
-
-
Technical Information (TI)
Weld-in adapter, process adapter and flanges
-
Technical Information (TI)
English version - 10/2021New version available in EnglishLevel and pressure measurement
EN 28/10/202130/07/2021Language:
English
Version:
28/10/2021
File size:
2.9 MB
File name:
TI00426FEN_2321.pdf
-
-
-
Installation Instructions (EA)
Cover for housing T13 terminal compartment Installation instruction
-
Installation Instructions (EA)
English version - 02/2022New version available in EnglishLiquiphant M/S, Soliphant M, Liquicap M, Solicap M/S
EN 24/02/2022Language:
English
Version:
24/02/2022
File size:
119 KB
File name:
EA01050FA2_0322.pdf
-
-
-
Ex Safety Instruction (XA)
Liquiphant M FTL50, FTL50H, FTL51, FTL51H
-
Ex Safety Instruction (XA)
Russian version - 03/2022New version available in English0Ex ia IIC T6...T3 Ga X
Language:
Russian
Version:
14/03/2022
File size:
496.5 KB
File name:
XA01406FRU_0422-00.pdf
-
-
-
Ex Safety Instruction (XA)
Liquiphant M, Liquiphant S FTL50(H), FTL51(H), FTL51C, FTL70/71
-
Ex Safety Instruction (XA)
Russian version - 03/2022New version available in English0/1 Ex iaIIC T6...T3 Ga/Gb X
0/1 Ex db ia IIC T6...T2 Ga/Gb X
Ex ia IIIC T<sub>L</sub>80°C T<sub>200
</sub>xxx°C Da/Db XLanguage:
Russian
Version:
14/03/2022
File size:
606.3 KB
File name:
XA01372FRU_0522-00.pdf
-
-
-
Ex Safety Instruction (XA)
Liquiphant M, Liquiphant S FTL50(H), FTL51(H), FTL51C, FTL70/71
-
Ex Safety Instruction (XA)
Chinese version - 06/2022New version available in EnglishEx db IICT6...T3 Ga/Gb
Ex db IIB T6...T3 Ga/Gb
Ex db IIC T6...T1 Ga/GbLanguage:
Chinese
Version:
09/06/2022
File size:
1.4 MB
File name:
XA00401FZH_1622-00.pdf
-
-
-
Ex Safety Instruction (XA)
Liquiphant M, Liquiphant S FTL50(H), FTL51(H), FTL51C, FTL70/71
-
Ex Safety Instruction (XA)
Russian version - 03/2022New version available in English0/1 Ex dbeb IIC T6...T3 Ga/Gb X
0/1 Ex db eb IIC T6...T1 Ga/Gb XLanguage:
Russian
Version:
14/03/2022
File size:
563.6 KB
File name:
XA01666FRU_0322-00.pdf
-
-
-
Ex Safety Instruction (XA)
Liquiphant M FTL50(H), FTL51(H)
-
Ex Safety Instruction (XA)
Danish version - 09/2022New version available in EnglishATEX:
II 3 G Ex ec IIC Gc
II 3 G Ex ec nC IIC Gc
II 3 G Ex ic IIC Gc
II 3 D Ex tc IIIC DcEN 01/09/2022Language:
Danish
Version:
01/09/2022
File size:
508.6 KB
File name:
XA00182FDA_1822-00.pdf
-
-
-
Ex Safety Instruction (XA)
Liquiphant M, Liquiphant S FTL50(H), FTL51(H), FTL51C, FTL70/71
-
Ex Safety Instruction (XA)
Russian version - 03/2022New version available in English0/1 Ex dbIIC T6...T3 Ga/Gb X
0/1 Ex db IIC T6...T1 Ga/Gb XLanguage:
Russian
Version:
14/03/2022
File size:
667.7 KB
File name:
XA01371FRU_0522-00.pdf
-
-
-
Ex Safety Instruction (XA)
Liquiphant M FTL50, FTL50H, FTL51, FTL51H
-
Ex Safety Instruction (XA)
Slovenian version - 08/2021New version available in EnglishATEX, IECEx:
Ex ia IIC GaEN 30/08/2021Language:
Slovenian
Version:
30/08/2021
File size:
487.3 KB
File name:
XA00064FSL_1621-00.pdf
-
-
-
ZE (Certificate)
RFID TAG Certificate/Declaration of Conformity
-
ZE (Certificate)
English version - 08/2015New version available in EnglishATEX:
II 2 G Ex ia IIC T6 Gb
II 2 D Ex ia IIIC T80°C Db;
IECEx:
Ex ia IIC T6 Gb
Ex ia IIIC T80°C Db
EPS 15 ATEX 1 1009 X; IECEx EPS 15.0040XEN 20/08/2015Language:
English
Version:
20/08/2015
File size:
2.2 MB
File name:
ZE01020FA2_0115.pdf
-
Choose from our suggested options
-
-- selected coding-- selected label99.999,00<%label%>
-
Looking for more options? Please use the individual configurator to continue
-
-- selected coding-- selected label99.999,00<%feature%>
-
<%label%>99.999,00
-
Looking for more options? Please use the individual configurator to continue
-
Process Connection
-
<%label%>99.999,00
-
<%label%>99.999,00
-
-
<%feature%><%coding%><%label%>
- CAD drawings CAD drawings
- CAD drawings
-
Prices per piece
-
<%range%><%price%>
-
- Optional add-ons
Individual configuration
Often bought together
Accessories
Related products