Specs at a glance
-
Process temperature
-50°C ... 280°C
(-60 °F ... 540°F) -
Process pressure absolute / max. overpressure limit
Vacuum ... 25 bar
(Vacuum ... 360 psi) -
Min. density of medium
10 g/l (8 g/l on request)
Field of application
Soliphant FTM51 is a robust point level switch for use in silos containing fine-grained or powdery solids even with a low bulk density. Suitable for a wide range of applications with international certificates for use in dust or gas hazardous areas. Available with polished fork and stainless steel housing with Tri-Clamp or with aluminum housing and coated fork. Maintenance-free device for use in typical applications like: cereals, flour, cocoa, sugar, animal feed, dye powder, chalk.
Point level switch for fine grained solids and powder.
Process connections: Threads, flanges and hygienic connection (Tri-Clamp)
Temperature: -50 to +280°C (-60 to +540°F)
Pressure: -1 to +25bar (-14.5 to +360psi)
Sensor length: 300mm to 4,000mm
Sensor material: 316L (3,2µm, 0,8 µm, PTFE coated, ETFE coated)
International explosion protection certificates
Benefits
SIL2 in accordance with IEC 61508
No mechanically moved parts, free of maintenance
Measurement not affected by build-up or external vibration
Various electronic inserts: e.g. NAMUR, relay, thyristor and PFM-signal outputs for optimum alignment with the plant control system
Build-up and abrasion display selectable, density setting and switching delay selectable
Choice of coated or polished sensor
Build-up and corrosion detection
Videos
-
Vibronic measuring principle
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 Solids
-
Characteristic / Application
Point level switch for fine grained solids and powder
Fork sensor
Universal
No calibration required
Not affected by build-up or external vibration
Robust
Switch value visible from outside
Tube extension -
Specialities
Build-up and corrosion detection
Remote version
3 temperature versions available
SIL 2 -
Supply / Communication
DC PNP 3-wire
AC 2-wire
19...253V AC / 19V...55V DC 2 relay contact
8/16mA
NAMUR
PFM -
Ambient temperature
-50°C ... 70°C
(-60°F ... 160 °F) -
Process temperature
-50°C ... 280°C
(-60 °F ... 540°F) -
Process pressure absolute / max. overpressure limit
Vacuum ... 25 bar
(Vacuum ... 360 psi) -
Min. density of medium
10 g/l (8 g/l on request)
-
Main wetted parts
selectable:
316L 3,2 µm
316L 0,8 µm
316L PTFE coated (to avoid build-up)
316L ETFE coated (to avoid corrosion) -
Process connection
Thread
R 1 1/2"
1 1/4" NPT
1 1/2" NPT
EN Flange DN50...DN100
ASME Flange 2"...4"
JIS Flange 50A...100A -
Process connection hygienic
Tri-Clamp ISO2852
-
Sensor length
300 ... 4000mm
(12 ... 155")
(6000mm / 230" on request) -
Communication
DC PNP 2-wire
AC Thyristor
DPDT relay
8/16mA
NAMUR
PFM -
Certificates / Approvals
ATEX, FM, CSA, CSA C/US, IEC Ex, JPN, INMETRO, NEPSI, EAC
-
Safety approvals
SIL
-
Design approvals
EN 10204-3.1
-
Options
Glass cover
Temperature spacer
EN10204-3.1 -
Components
PFM: FTL325P, FTL375P
NAMUR: FTL325N, FTL375N -
Application limits
Grain size > 10mm (0.4")
Configure to download the CAD drawings of this product
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%>
-
Prices per piece
-
<%range%><%price%>
-
- Optional add-ons
Individual configuration
Often bought together
Accessories
Related products