Conductive
Point level detection
Liquipoint FTW31
Rod probe for multipoint detection for up to 5 switch points
The Liquipoint FTW31 offers simple and safe point level detection in conductive liquids. It offers numerous measuring possibilities due to multipoint detection (up to 5 rods).
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Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
| FLEX selections | Technical excellence | Simplicity |
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Fundamental selection Meet your basic measurement needs |
Technical excellence
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Simplicity
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Lean selection Handle your core processes easily |
Technical excellence
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Simplicity
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Extended selection Optimize your processes with innovative technologies |
Technical excellence
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Simplicity
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Xpert selection Master your most challenging applications |
Technical excellence
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Simplicity
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Specs at a glance
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Process temperature
-40 °C ... 100 °C
(-40 °F ... 212 °F) -
Process pressure absolute / max. overpressure limit
Vacuum ... 10 bar
(Vacuum ... 145 psi) -
Min. conductivity of medium
10 µS/cm
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Loading alternative products
Additional components
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Benefits
Cost-effective probe for conductive liquids with detection of up to five point levels with one probe
No calibration required
Standard setting for the most common conductive liquids
No moving parts in the tank - long service life, reliable operation with...
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Field of application
For use in conductive liquids (as of 10μS/cm). For overfill prevention, dry running protection,
two-point control of pumps or multiple point detection.Process connections: Threads
Sensor length: 0.1 to 4m (3.9 to 157")
Temperature: -40 to 100°C (-40...
Documents / Manuals / Software
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Liquipoint T FTW31, FTW32
Technical Information
Point level switch for multiple point detection in conductive liquids
Technical Information (TI) -
Weld-in adapter, process adapter and flanges
Level and pressure measurement
Technical Information (TI) -
Liquipoint T FTW31, FTW32
Operating Instructions
Point level switch for multiple point detection in conductive
liquidsShort Instruction (KA)07/10German , English , Spanish , fr , Italian , Dutch -
Liquipoint T FTW31, FTW32
Operating Information
Point level switch for multiple point detection in conductive liquids
Short Instruction (KA)04/13German , English , Spanish , fr , Italian , Dutch -
Liquipoint T
FTW31, FTW32
Approval No.: EG 03 004-a
ATEX II 3 G
Protection:
EEx nA [L] IIC T6
EEx nC [L] IIC T6Ex Safety Instructions (XA) -
Liquipoint T FTW31, FTW32
1Ex ia IIC T6 Gb
Ex Safety Instructions (XA) -
Safety Instructions
Liquipoint T FTW31, FTW32
II 2 G Ex ia/ib IIC T5...T6 Gb
II 2 G Ex ia/ib IIB T5...T6 Gb
TÜV 03 ATEX 2069Ex Safety Instructions (XA) -
Leckagesonden mit Messumformer
Liquipoint FTW31, FTW32
WHG
Allgemeine bauaufsichtliche Zulassung
Z-65.40-360 (DIBt)Certificate (ZE) -
Catálogo Medición y Detección de nivel
Gama de productos para aplicaciones con líquidos y sólidos
Fields of Activities (FA)09/19Spanish -
Mesure de niveau
Aperçu des produits pour des applications dans des liquides et des
solides en vracFields of Activities (FA)03/19fr -
Füllstandmesstechnik
Produktübersicht für Anwendungen in Flüssigkeiten und Schüttgütern
Fields of Activities (FA)03/17German -
Level measurement
Product overview for applications in liquids and bulk solids
Fields of Activities (FA)03/17English -
Level measurement
Product overview for applications in liquids and bulk solids
Fields of Activities (FA)03/17English -
Catálogo soluciones esenciales
Alta calidad a precios competitivos
Competence Brochure (CP)01/17Spanish -
E-direct Produktcatalogus 2018-2019
High quality, low price
Endress+Hauser Catalogues (EC)10/18Dutch -
Catalogue Produits E-direct 2019/2020 Français
La qualité Endress+Hauser à petit prix !
Endress+Hauser Catalogues (EC)09/19fr -
E-direct Produktkatalog 2019/2020
Hohe Qualität zum kleinen Preis!
Endress+Hauser Catalogues (EC)06/20German -
Liquipoint T FTW31 / FTW32 NICHT EX
Grenzstandmessung Konduktiv ( Stab oder Seilvariante ) NICHT EX-BEREICH
Füllstandaufnehmer ausgeführt als PP-teilisolierte 2, 3 oder 5 Sonde zur
konduktiven
Grenzstanddetektion. Kompakt wie auch getrennt instrumentierbar (keine 5
Stäbe/Seile
als Kompakt-Ausführung möglich)Tender Text11/16German -
Liquipoint T FTW31
Füllstandaufnehmer ausgeführt als PP-teilisolierte 2, 3 oder 5 Stabsonde
zur konduktiven Grenzstanddetektion. Kompakt wie auch getrennt
instrumentierbar (keine 5 Stäbe kompakt Ausführung möglich)Tender Text11/09German -
Liquipoint T FTW31
1 Level sensor designed as PP-partially insulated 2, 3 or 5-rod probe
for conductive level limit detection.Tender Text09/05English -
Liquipoint T FTW31 / FTW32 EX
Grenzstandmessung Konduktiv ( Stab oder Seilvariante ) EX-BEREICH
Füllstandaufnehmer ausgeführt als PP-teilisolierte 2, 3 oder 5 Sonde zur
konduktiven
Grenzstanddetektion. Kompakt wie auch getrennt instrumentierbar (keine 5
Stäbe/Seile
als Kompakt-Ausführungmöglich)Tender Text06/16German -
Liquipoint T
Product Code: FTW31-
Declaration Number: HE_00822_01.17
Manufacturer Specification: RoHSManufacturer DeclarationChinese -
Liquipoint T
Product Code: FTW31-
Declaration Number: HE_00825_01.17
Manufacturer Specification: RoHSManufacturer DeclarationChinese -
Liquipoint T
Product Code: FTW31-, FTW32-
EU DeclarationGerman , English , fr -
Liquipoint T
Product Code: FTW31-, FTW32-
Declaration Number: EC_00733_01.19EU DeclarationGerman , English , fr -
Liquipoint, Liquipoint T
Product Code: FTW23-, FTW31-, FTW32-, FTW33-
Region/Country: Russia (TR CU)
Approval Agency: EAC
Approval Number: TC BY_112 11.01. TP020 003 137MiscellaneousRussian -
SYSTEM, Pumpenschutz, Nivotester FailSafe, Nivotester, Micropilot S, Micropilot, Liquipoint T, Liquipoint, Liquiphant T, Liquiphant S, Liquiphant M, Liquiphant FailSafe, Liquiphant, Liquicap T, Liquicap M, Levelflex, Floating Switch, Einstabsonde, Dreistabsonde, Doppelstabsonde
Product Code: FTL70-, FTL51H-, FTL51C-, FTL51-, FTL50H-, FTL50-, FTL375P-, FTL33-, FTL325P-, FTL325N-, FTL31-, FTL260-, FTI52-, FTI51-, FTL71-, FTL80-, FTL81-, FTL825-, FTL85-, FTS20-, FTW23-, FTW31-, FTW32-, FTW325-, FTW33-, FTW360-, NMR81-, NMR84-, 11362Z-, 11363Z-, 11371-, 11375Z-, 11961Z-, FMI21-, FMI51-, FMI52-, FMP50-, FMP51-, FMP52-, FMP53-, FMP54-, FMP55-, FMR10-, FMR20-, FMR50-, FMR51-, FMR52-, FMR53-, FMR530-, FMR532-, FMR533-, FMR54-, FMR540-, FMR60-, FMR62-, FTC325-
Region/Country: Russia (Declaration of Conformity), Russia (TR CU)
Approval Agency: EAC
Approval Number: RU D-DE.MO10.B.05531MiscellaneousRussian -
SYSTEM, Pumpenschutz, Nivotester FailSafe, Nivotester, Micropilot S, Micropilot, Liquipoint T, Liquiphant T, Liquiphant S, Liquiphant M, Liquiphant FailSafe, Liquiphant, Liquicap T, Liquicap M, Levelflex, Floating Switch
Product Code: FTL260-, FTL31-, FTL325N-, FTL325P-, FTL33-, FTL375P-, FTL50-, FTL50H-, FTL51-, FTL51C-, FTL51H-, FTL70-, FTL71-, FTL80-, FTL81-, FTL825-, FTL85-, FTS20-, FTW31-, FTW32-, FTW325-, FTW360-, NMR81-, NMR84-, FTI52-, FMI21-, FMI51-, FMI52-, FMP50-, FMP51-, FMP52-, FMP53-, FMP54-, FMP55-, FMR10-, FMR20-, FMR50-, FMR51-, FMR52-, FMR53-, FMR530-, FMR532-, FMR533-, FMR54-, FMR540-, FMR60-, FMR62-, FTC325-, FTI51-
Region/Country: Russia (Declaration of Conformity), Russia (TR CU)
Approval Agency: EAC
Approval Number: RU D-DE.MO10.B.05528MiscellaneousRussian -
Doppelstabsonde, Dreistabsonde, Einstabsonde, Liquicap M, Liquicap T, Liquipoint, Liquipoint T, Pumpenschutz
Product Code: FTW360-, FTW33-, FTW32-, FTW31-, FTW23-, FTI52-, FTI51-, FMI52-, FMI51-, FMI21-, 11961Z-, 11375Z-, 11371-, 11363Z-, 11362Z-
Region/Country: Russia (TR CU)
Approval Agency: EAC
Approval Number: TС RU D-DE.MU62.B.02537MiscellaneousRussian -
Liquipoint T
Product Code: FTW32-, FTW31-
Region/Country: Europe (ATEX)
Approval Agency: TÜV
Category: II 2 G
Protection: Ex ia IIC T6 GbExplosion ProtectionGerman , English -
Doppelstabsonde, Dreistabsonde, Einstabsonde, Liquipoint T
Product Code: 11362Z-, 11363Z-, 11375Z-, 11961Z-, FTW31-, FTW32-
Region/Country: Russia (TR CU)
Approval Agency: EAC
Protection: Ex iaExplosion ProtectionRussian -
Liquipoint T
Product Code: FTW31-, FTW32-
Region/Country: Germany
Approval Agency: DIBt
Approval Number: DIBTZ-65-40-360Overfill PreventionGerman , English -
Doppelstabsonde, Dreistabsonde, Einstabsonde, Liquipoint T, Multicap, Nivotester, Seilsonde, Stabsonde
Product Code: FTW570Z-, FTW520Z-, FTW470Z-, FTW325-, FTW32-, FTW31-, EW11Z-, DC26-, DC16-, 21561ZF-, 21360ZF-, 11961Z-, 11375Z-, 11363Z-, 11362Z-, 11356ZF-
Region/Country: Germany
Approval Agency: DIBt
Approval Number: DIBTZ-65-13-101Overfill PreventionGerman -
Micropilot, Micropilot S, Minicap, Nivector, Prosonic M, Prosonic S, Prosonic T, Pumpenschutz, Solicap M, Solicap S, Soliphant M, Soliphant T, SYSTEM, Doppelstabsonde, Dreistabsonde, Einstabsonde, Levelflex, Liquicap M, Liquicap T, Liquiphant, Liquiphant FailSafe, Liquiphant M, Liquiphant S, Liquipoint, Liquipoint T, LIQUITREND
Product Code: FTL51C-, FTL51B-, FTL51-, FTL50H-, FTL50-, FTL41-, FTL33-, FTL31-, FTI77-, FTI56-, FTI55-, FTI52-, FTI51-, FTI26-, FTC968Z-, FTC262-, FTC260-, FMU44-, FMU43-, FTL51H-, FTL62-, FTL64-, FTL70-, FTL71-, FTL80-, FTL81-, FTL85-, FTM20-, FTM21-, FTM50-, FTM51-, FTM52-, FTW23-, FTW31-, FTW32-, FTW33-, NMR81-, NMR84-, QMW43-, FMU42-, 11362Z-, 11363Z-, 11371-, 11375Z-, 11961Z-, FDU90-, FDU91-, FDU91F-, FDU92-, FDU93-, FDU95-, FMI21-, FMI51-, FMI52-, FMP50-, FMP51-, FMP52-, FMP53-, FMP54-, FMP55-, FMU41-, FMU40-, FMU30-, FMR67-, FMR62-, FMR60-, FMR57-, FMR56-, FMR540-, FMR54-, FMR532-, FMR53-, FMR52-, FMR51-, FMR50-, FMR20-, FMR10-, FMP57-, FMP56-
Approval Agency: TÜVPressure EquipmentGerman , English
Accessories / Spare parts
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Order code
Unit is not repairable.
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Order code 52017268
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Order code 52025606
Cover F16 grey, PBTP, gasket
Gasket EPDM. Usage: housing F16 Polyester, FMI21, FMI51/FMI52, FMU30, FTI51/FTI52/ FTI55/FTI56, FTI77, FTL50/FTL51/FTL51C/ FTL51H, FTL70/FTL71, FTL80/FTL81/FTL85, FTW31/FTW32.
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Order code 52004137
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Order code 52017271
Electronics FEW52
Usage: point level switch, conductive, FTW31/FTW32. Output PNP 10.8-45VDC.
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Order code 52017272
Electronics FEW54
Usage: point level switch, conductive, FTW31/FTW32. Output relay 20-253VAC, 20-55VDC.
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Order code 52017273
Electronics FEW58
Usage: point level switch, conductive, FTW31/FTW32. Output NAMUR.
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Order code 52026734
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Order code 52017270
Provide spacer FTW31-rods, 4 pieces
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Order code 71127760
Protection cover F16 housing
Usage: FDR56, FMI21, FMI51/FMI52, FQR56, FTI51/FTI52/FTI55/FTI56, FTI77, FTL50/FTL50H/FTL51/FTL51C/FTL51H, FTL70/FTL71, FTL80/FTL81/FTL85, FTM20/FTM21, FTM50/FTM51/FTM52, FTR20, FTW31/FTW32/FTW33.
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Nr 57 Order code 52014047
Sealing ring G1-1/2, 48x55 FA, 5 pcs.
Process gasket DIN7603-A. Usage: process connection, FMI21, FMI51/FMI52, FTI51/FTI52, FTI55, FTW31/FTW32, FMP51/FMP57, FMR60/FMR62/FMR67, Sliding sleeve G1-1/2 316L (52003665), 316L,3.1 (52011882), FTL51, FTL71,FTL81, AlloyC4 (52003666), FTL51, FTL71.
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Order code 52014146
Mounting nut G1-1/2
Hexagon, SW60. Usage: Liquipoint T, Liquicap T, Prosonic M FMU40, Prosonic T FMU30, FMR10, FMR20.
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Predecessor
