Title

Try searching by key words, order- or product code or serial number e.g. “CM442” or “Technical information”
Enter at least 2 characters to start the search.

Vibronic Point level detection Soliphant FTM21

Compact limit switch with extension tube for bulk solids

Office situation support
Have questions about this product?

Vibronic Point level detection Soliphant FTM21

Compact limit switch with extension tube for bulk solids

Get a quote

Benefits

  • No calibration required, easy commissioning (plug and play)
  • Measurement not affected by build-up or external vibration
  • No mechanically moved parts, free of maintenance
  • Sensor material 316L, abrasion resistant even with building materials
  • Plastic housing with cover with sight glass, switch status visible from outside; 
also aluminium housing available
  • Not affected by flow noises
  • Available with explosion protection certificates
FLEXible answers to individual needs
Current product

Vibronic Point level detection Soliphant FTM21

F
L
E
X
  • Simple products
  • Easy to select, install and operate

What is FLEX?

FLEX selections
Technical excellence
Simplicity
F
L
E
X
Fundamental selection Meet your basic measurement needs
F
L
E
X
Lean selection Handle your core processes easily
F
L
E
X
Extended selection Optimize your processes with innovative technologies
F
L
E
X
Xpert selection Master your most challenging applications
Variable
5-year warranty

Engineered for Confidence

Our Fundamental Selection instruments feature an extended 5-year warranty – a clear testament of our trust in their long-term reliability and performance.

Should a warranty case occur, you can count on a fast replacement process and minimal administrative effort – giving you peace of mind when it matters most and helping you keep your operations running smoothly.

Warranty terms apply

The extended warranty is subject to specific conditions. For full details, please refer to the locally applicable General Terms and Conditions (GTC), which can be found on the respective country page of our website.

Services by your side

Right‑first‑time commissioning, worldwide

Endress+Hauser’s qualified service engineers ensure your measurement devices are commissioned right the first time, delivering application‑aligned accuracy, regulatory compliance, and operational confidence from startup onwards, anywhere in the world.

Remote support you can trust wherever you operate

With Endress+Hauser Smart Support, you benefit from faster issue resolution, higher uptime, reliable global expertise across the entire product lifecycle – and lasting peace of mind.

Committed to long‑term, sustainable performance

With deep field expertise, harmonized processes, and continuous monitoring, we accompany you with comprehensive service offerings – from initial start‑up through instrumentation maintenance to process optimization – as a true lifetime partner delivering improved outcomes.

For additional information, please contact your local Endress+Hauser representative.

Learn more

24/7 customer portal

Personalized transaction space

Check prices and delivery times, save your favorite products, create quotes and place orders in just a few clicks and track deliveries at any time. With access to your complete order and quote history including all relevant documents you benefit from full transparency throughout the entire process.

Easy access to technical documentation

Select and download all technical documentation such as operating manuals, calibration certificates, approvals and CAD drawings conveniently bundled as a complete documentation package for your entire order or quote.

My Endress+Hauser – all in one place

My Endress+Hauser is your 24/7 connection to Endress+Hauser – in the office, in the field or on the go. It brings together transaction management, documentation and software downloads, knowledge base access, customer support, engineering tools and cloud‑based IIoT services helping you work easier, faster and more efficiently.

Register now / Log in

Save to list *Saved to list
Office situation support
Have questions about this product?

Product information

Soliphant FTM21 - Vibronic point level detection
Vibronic - Soliphant FTM21
Specifications
Measuring / Application task Point Level / Solids
No results found Try adjusting your search terms to see more results.
Description

Soliphant FTM21 is a point level switch for applications with fine-grained or coarse-grained, non-fluidized bulk solids. The various designs means the device has a wide range of applications. Certificates are also available for use in dust and hazardous areas.

Field of application

Point level switch for fine grained solids

  • Process connections: Threads
  • Temperature: -40 to +150°C (-40 to +300°F)
  • Pressure: -1 to +25bar (-14.5 to +360psi)
  • Sensor length: 500mm, 1,000mm, 1,500mm
  • Sensor material: 316L
  • International explosion protection certificates
Benefits
  • No calibration required, easy commissioning (plug and play)
  • Measurement not affected by build-up or external vibration
  • No mechanically moved parts, free of maintenance
  • Sensor material 316L, abrasion resistant even with building materials
  • Plastic housing with cover with sight glass, switch status visible from outside; 
also aluminium housing available
  • Not affected by flow noises
  • Available with explosion protection certificates
Downloads
Most downloaded
Technical Information (TI)
Soliphant T FTM20, FTM21 Technical Information Robust point level switch for bulk solids,
also for dust incendive hazard areas
English version - 08/2018
Download
Short Instruction (KA)
KA Soliphant T FTM21 Level switch for bulk solids
Vibronic
English version - 08/2023
Download
Short Instruction (KA)
Soliphant T FTM21 Operating Instructions Sliding Sleeve, pressurised
English version - 05/2008
Download
The CAD Drawings will be available after the configuration.
All downloads
51 Downloads
Technical Information (TI)
Most downloaded
Soliphant T FTM20, FTM21 Technical Information Robust point level switch for bulk solids,
also for dust incendive hazard areas
English version - 08/2018
Download
Short Instruction (KA)
Soliphant T FTM21 Operating Instructions Sliding Sleeve, pressurised
English version - 05/2008
Download
Short Instruction (KA)
Exchange of electronic insert on Soliphant T FTM20, FTM21 Exchange of electronic insert on Soliphant T FTM20, FTM21
English version - 05/2021
Download
Short Instruction (KA)
Soliphant T FTM21 Operating Instructions Sliding sleeve for unpressurised operation, IP65
English version - 12/2004
Download
Short Instruction (KA)
Most downloaded
KA Soliphant T FTM21 Level switch for bulk solids
Vibronic
English version - 08/2023
Download
Short Instruction (KA)
Operating Instructions Soliphant T FTM20, FTM21 Robust point level switch for bulk solids,
also for dust incendive hazard areas
English version - 01/2018
Download
Ex Safety Instruction (XA)
Soliphant T FTM20, FTM21 ATEX, IECEx:
Ex ta/tb IIIC Da/Db
English version - 08/2021
Download
Ex Safety Instruction (XA)
XA Soliphant T FTM20, FTM21 Ex ta/tb IIIC T135 °C Da/Db
English version - 02/2024
Download
Ex Safety Instruction (XA)
XA Soliphant T FTM20, FTM21 Ex ta/tb IIIC T135 °C Da/Db X
English version - 12/2025
Download
Ex Safety Instruction (XA)
Soliphant T FTM20, FTM21 II 1/2 D Ex ta/tb IIIC Da/Db
English version - 09/2021
Download
Ex Safety Instruction (XA)
Safety Instructions Soliphant T FTM20, FTM21 Ex ta/tc IIIC T170°C Da/Db
IECEx KEM07.0043
English version - 03/2013
Download
Ex Safety Instruction (XA)
Soliphant T FTM20, FTM21 NEPSI: Ex tD A20/22 IP6X T170 °C Safety Instructions Vibronic Limit Switches, Bulk Solids
English version - 01/2018
Download
Fields of Activities (FA)
Misura di livello Misura di livello
Panoramica dei prodotti per
applicazioni in liquidi e solidi sfusi
Italian version - 06/2026
Download
Fields of Activities (FA)
Catálogo Medición y Detección de nivel Gama de productos para aplicaciones con líquidos y sólidos
Spanish version - 06/2022
Download
Fields of Activities (FA)
レベル計 総合カタログ 液体および粉体アプリケーション向けレベル計・レベルスイッチ
Japanese version - 12/2025
Download
Fields of Activities (FA)
Misura di livello Misura di livello
Panoramica dei prodotti per applicazioni in liquidi e solidi sfusi
Italian version - 03/2023
Download
Fields of Activities (FA)
Füllstandsmesstechnik Produktübersicht für Anwendungen in Flüssigkeiten und Schüttgütern
German version - 10/2022
Download
Fields of Activities (FA)
Level measurement Product overview for applications in liquids and bulk solids
English version - 03/2026
Download
Competence Brochure (CP)
レベルスイッチ(液体および粉体用) 選定およびエンジニアリングガイド
Japanese version - 07/2026
Download
Competence Brochure (CP)
Point level detection in liquids and bulk solids Selection and engineering guide
English version - 02/2025
Download
Competence Brochure (CP)
Grenzstanddetektion in Flüssigkeiten und Schüttgütern Auswahl- und Projektierungshilfe
German version - 02/2025
Download
Competence Brochure (CP)
Catálogo soluciones esenciales Alta calidad a precios competitivos
Spanish version - 01/2017
Download
Case Study (CS)
Control of discharging gates in silica flour vessel Soliphant T - FTM20 high level alarm operates in vessel that is
discharged with pressure bursts
English version - 10/2007
Download
Case Study (CS)
Discharging control of filter dust Soliphant T - FTM20 high level detection in a filter dust collector
English version - 10/2007
Download

Back
Change version
Change version

Spare parts and accessories

Cover
Cover

Cover F16 transparent, gasket

Cover
Cover
Order code 52025790
Drawing number 20
Cover
Cover

Cover F18 Alu, gasket

Cover
Cover
Order code 52005910
Drawing number 20
Cover
Cover

Cover F13/17/18 Alu,sight glass,gasket

Cover
Cover
Order code 52027693
Drawing number 20
Sealing
Sealing

Sealing set EPDM,cover F13/17/18/27,5pc

Sealing
Sealing
Order code 52004277
Drawing number 21
Spare parts & accessories
Soliphant FTM21 - Vibronic point level detection
Vibronic - Soliphant FTM21

Choose from our suggested options

Looking for more options?

Use the extended configuration to configure from all available options.

<%label%>
<%feature%>
-
-
<%feature%>

<%message%>

Looking for more options? Use extended configuration
Order code
Copy
-
-
Add to cart
More actions
Available once configuration is complete
Service not available
Only available on our desktop experience
Configuration details
Soliphant FTM21 - Vibronic point level detection
Vibronic - Soliphant FTM21
Section ID Selected option

<%feature%>

<%coding%>

<%label%>

CAD Drawings
Configuration support

Unsure about configuration details?

Our experts can help, whatever stage your configuration is at.

Add your product to the cart and request a quote. Whether it is un-configured, partially configured, or fully configured, our experts will contact you to complete the configuration and provide your quote.

Have questions before you start?

Contact us

Spare parts and accessories

Cover
Cover

Cover F16 transparent, gasket

Cover
Cover
Order code 52025790
Drawing number 20
Cover
Cover

Cover F18 Alu, gasket

Cover
Cover
Order code 52005910
Drawing number 20
Cover
Cover

Cover F13/17/18 Alu,sight glass,gasket

Cover
Cover
Order code 52027693
Drawing number 20
Sealing
Sealing

Sealing set EPDM,cover F13/17/18/27,5pc

Sealing
Sealing
Order code 52004277
Drawing number 21
Spare parts & accessories