©Endress+Hauser
©Endress+Hauser
Specs at a glance
Process temperature
-50 °C...+150 °C (-58 °F...+302 °F)
Process pressure / max. overpressure limit
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 61511-1
International 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 function
Second 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)
Extended selection
High-end products
Highly functional and convenient
Technical excellence
Simplicity
©Endress+Hauser
Simple products
Easy to select, install and operate
Technical excellence
Simplicity
Standard products
Reliable, robust and low-maintenance
Technical excellence
Simplicity
High-end products
Highly functional and convenient
Technical excellence
Simplicity
Specialized products
Designed for demanding applications
Technical excellence
Simplicity
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
Loading alternative products
Predecessor
FTL361
FDL30
FDL31
FTL365
FTL366
FDL35
FDL36
Success stories
Time saved, safety increased
Employees of Returkraft regularly have to fulfill and document all requirements of the SIL measuring points in the plant.
Read the full story
Fit for purpose instrumentation for CNG compressors
The Egyptian government is working to replace liquid fuels with natural gas. To achieve this they targeted increasing the number of CNG stations in their country from 306 to 1000 by the end of 2021.
Read the full story
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
Min. density of medium
0.5g/cm³(0.4g/cm³ optional)
Process connection
Thread: G3/4A, G1A, R3/4", R1, NPT3/4, NPT1 Flange: DN25...DN100, ASME 1"...4", JIS 25A...100A
Process connection hygienic
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
Design approvals
EN 10204-3.1 NACE MR0175, MR0103 ASME B31.3 AD2000
Options
Heavy duty stainless steel housing mainly for the oil and gas industry
Components
FTL325P/FTL375P Interface PFM FTL325N/FTL375N Interface NAMUR
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)
Sensor length
115...3000 mm >3000...6000 mm (Option)
Certificates / Approvals
ATEX, FM, CSA C/US, IEC Ex, TIIS, INMETRO, NEPSI
Specialities
Commissioning with ReadWin2000
Other approvals and certificates
4 documents
Liquiphant M
FTL50, FTL51, FTL50H, FTL51H
Technical Information
Point level switch for all kinds of liquids
EN
Bulgarian German Spanish French Italian Japanese Polish Russian Chinese
10/01/2020
09/10/2017
30/11/2016
07/05/2015
04/04/2012
Language:
English
Version:
10/01/2020
File size:
2.7 MB
File name:
TI00328FEN_1820.pdf
TI Weld-in adapter, process adapter and flanges
Level, pressure and temperature measurement
EN
German Spanish French Italian Japanese Polish Portuguese Russian Chinese
25/03/2024
15/09/2023
28/10/2021
30/07/2021
19/06/2020
Language:
English
Version:
25/03/2024
File size:
1.1 MB
File name:
TI00426FEN_2524.pdf
Liquiphant M
FTL51C
Technical Information
Point level switch for all kinds of liquids with high corrosion-resistant coating
EN
German Spanish French Italian Japanese Polish Russian Chinese
31/08/2018
13/02/2017
19/05/2010
29/11/2007
Language:
English
Version:
31/08/2018
File size:
2 MB
File name:
TI00347FEN_1418.pdf
Technical Information
Liquiphant M Density and Density Computer
FML621
Density computer for liquids Also for use in hazardous areas
EN
Bulgarian German Spanish French Italian Japanese Polish Russian Chinese
08/10/2012
12/02/2009
29/11/2007
Language:
English
Version:
08/10/2012
File size:
800.4 KB
File name:
TI00420FEN_1312.pdf
Search spare parts by number in drawing
60 spare parts & accessories
60 spare parts & accessories
60 spare parts & accessories
Drawing number
Order code
20
52002698
Drawing number
Order code
20
52002699
Cover T13 Alu, gasket EPDM
Drawing number
Order code
20
52006903
Cover F16 grey, PBTP, gasket
Drawing number
Order code
20
52025606
Cover F16 transparent, gasket
Drawing number
Order code
20
52025790
Drawing number
Order code
20
52027000
Cover F15 316L, sight glass, gasket
Drawing number
Order code
20
52027002
Cover F15, sight glass PC, 316L, gasket
Drawing number
Order code
20
52028207
Cover F27 316L, gasket EPDM
Drawing number
Order code
20
71114754
Adapter set housing/electronics FTL5x/7x
Drawing number
Order code
12
52004236
O-ring 71.0x3.55 EPDM, 5 pieces
Drawing number
Order code
21
52004137
Sealing set EPDM,cover F13/17/18/27,5pc
Drawing number
Order code
21
52004277
Sealing set EPDM 73.0x3.0, 10 pieces
Drawing number
Order code
21
52008495
Gasket 67.5x2.9x1.5 VMQ/PTFE, 5 pieces
Drawing number
Order code
21
52028179
Sealing set FVQM, cover F27, 5 pc.
Drawing number
Order code
21
71114756
Drawing number
Order code
15
52002447
Cable entry NPT1/2, gasket
Drawing number
Order code
15
52002448
Cable entry Pg13.5, gasket
Drawing number
Order code
15
52002450
Adapter set cable entry NPT1/2
Drawing number
Order code
15
52004133
Adapter set cable gland M20
Drawing number
Order code
15
52004134
Adapter set cable entry G1/2
Drawing number
Order code
15
52004135
Adapter set cable gland Pg13.5
Drawing number
Order code
15
52004136
Drawing number
Order code
15
52004278
Cable gland M20 Metal F15, gasket
Drawing number
Order code
15
71185029
Plug conn. ISO4400 3-pole, NPTF1/2, PE
Plug conn. ISO4400 DIN43650 3+PE Pg11
Cable 4x0.75, case 5080 FlSt
Cover T13 "Terminal" Alu, gasket EPDM
Drawing number
Order code
25
52007103
Electronics FEL51 19-253VAC
Drawing number
Order code
30
52002304
Electronics FEL52 10-55VDC-PNP
Drawing number
Order code
30
52002305
Electronics FEL54 relays DPDT
Drawing number
Order code
30
52002306
Electronics FEL55 11-36VDC
Drawing number
Order code
30
52002307
Drawing number
Order code
30
52002308
Drawing number
Order code
30
52002309
Drawing number
Order code
30
52006454
Electronics FEL50D Density/Concentration
Drawing number
Order code
30
71027201
Electronics FEL50A,PA,HW02.00,SW01.03.00
Drawing number
Order code
30
71074953
Lubricant "SYNTHESO GLEP1" (tube a 8g)
Modification name plate, non Ex
Sealing ring G3/4, 27x32, FA, 5 pcs.
Drawing number
Order code
57
71185027
Sealing ring G1, 33x39 FA, 5 pcs.
Drawing number
Order code
57
52014048
Sealing ring G1-1/2, 48x55 FA, 5 pcs.
Drawing number
Order code
57
52014047
O-ring 21.89x2.62 VMQ, FDA, 5 pcs.
O-ring 21.89x2.62 VMQ, FDA, USP, 3pcs.
O-ring 21.89x2.62 EPDM, FDA, USP, 3 pcs.
O-ring 28.17x3.53 VMQ, FDA, 5 pcs.
O-ring 28.17x3.53 VMQ, FDA, USP, 3 pcs.
O-ring 28.17x3.53 EPDM, FDA, USP, 3 pcs.
Profile gasket 29x36x3.7, FDA, 5 pcs.
Profile gasket 29x36x3.7, FDA, USP, 5pcs
Protection cover F16 housing
Weather protection cover F13/F17/F18/F27
Sliding sleeve 100bar G1, 316L
Sliding sleeve 100bar G1, 316L, 3.1
Sliding sleeve 100bar G1, AlloyC4
Sliding sleeve 100bar G1-1/2, 316L
Sliding sleeve 100bar G1-1/2, 316L, 3.1
Sliding sleeve 100bar G1-1/2, AlloyC4
Sliding sleeve 100bar NPT1, 316L
Sliding sleeve 100bar NPT1, 316L, 3.1
Sliding sleeve 100bar NPT1, AlloyC4
Sliding sleeve 100bar NPT1-1/2, 316L
Sliding sleeve 100bar NPT1-1/2, 316L,3.1
Sliding sleeve 100bar NPT1-1/2, AlloyC4
Sliding sleeve G1, 316L, 3.1
Sliding sleeve 100bar G1, AlloyC22, 3.1
Sliding sleeve G1-1/2, 316L
Sliding sleeve G1-1/2, 316L, 3.1
Sliding sleeve 100barG1-1/2,AlloyC22,3.1
Sliding sleeve NPT1, 316L
Sliding sleeve NPT1, 316L, 3.1
Sliding sleeve 100bar NPT1, AlloyC22,3.1
Sliding sleeve NPT1-1/2, 316L
Sliding sleeve NPT1-1/2, 316L, 3.1
Sliding slee.100barNPT1-1/2,AlloyC22,3.1
Weld-in adapter RD52, 316L
Weld-in adapter G1, d=53, 316L, 3.1
Weld-in adapter G1, d=60, 316L
Weld-in adapter G1, d=60, 316L, 3.1
Weld-in adapter G1, d=53, 316L
Weld-in adapter G1, adjustable, 316L
Weld-in adapter G1, adjustable,316L, 3.1
Fork protection screwed and slitted
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