Liquiphant M FTL50
Technical Data
CompareDensity
| 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 |
| 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...64 bar (with reduced technical data) |
| Wetted parts | 316L/C4 |
| Sensor length | Compact: 50.5 mm |
| 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 |
Point Level / Liquids
| 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) compact, e.g. pipes |
| Specialities | Foamdetection Detekt 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...64 bar (Vacuum...928 psi) |
| Min. density of medium | 0.5g/cm³(0.4g/cm³ option) |
| 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 |
| Communication | PROFIBUS PA 19...253V AC 10...55V DC-PNP 19...253V AC or 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 |
The Liquiphant FTL50 vibronic limit switch can be used in hazardous areas, has obtained various international approvals and is suitable for all industries. FTL50 achieves SIL2/SIL3 functional safety, and the second line of defense ensures the highest degree of safety and availability. The measured value is stable and unaffected by flow, turbulence, bubbles, foam, vibration, solids content or buildup.
Benefits
Can be used in safety systems requiring SIL2/SIL3 functional safety in accordance with IEC 61508/IEC 61511-1
Various process connections available
Various electronic insert types, such as NAMUR, relay, semiconductor thyristor and PFM signal output, for connection to various process control systems
PROFIBUS PA communication protocol also available
No calibration required: fast, economical device startup
No mechanically moving parts, no maintenance, no wear, long service life. Fork breakage monitoring ensures correct function
FDA-approved materials (PFA Edlon)
Application
Limit switch for all liquids
Process connection: thread, flange and hygienic process connections (clamp)
Temperature: -50 ~ +150°C (-58~ +302°F)
Pressure: -1~ +64 bar (-14.5~ +928 psi)
Sensor material: 316L, Alloy
International explosion protection approval, WHG overflow protection, SIL, marine approval
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Technical Documentation
Technical Specifications
Documents/Manuals/Software
Accessories/Spare Parts
Measuring Principle Video
Source:Endress+Hauserwebsite public information
Case Studies
Municipal Wastewater Treatment — Wastewater Treatment Plant · Tuning Fork Application Case
Project Background
Municipal Wastewater Treatment customers at the Wastewater Treatment Plant stage have long faced the challenge of insufficient accuracy in effluent quality monitoring and instruments prone to contamination causing data drift, affecting compliance discharge, placing higher demands on the stability and measurement accuracy of Tuning Fork.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Tuning Fork for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Municipal Wastewater Treatment conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Food & Beverage — Food Production Line · Tuning Fork Application Case
Project Background
Food & Beverage customers at the Food Production Line stage have long faced the challenge of high hygienic measurement requirements, with inline instruments needing to withstand CIP/SIP cleaning while maintaining stable accuracy, placing higher demands on the stability and measurement accuracy of Tuning Fork.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Tuning Fork for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Food & Beverage conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Chemical & Pharmaceutical — Reactors and Storage Tanks · Tuning Fork Application Case
Project Background
Chemical & Pharmaceutical customers at the Reactors and Storage Tanks stage have long faced the challenge of highly corrosive media and complex conditions, requiring corrosion-resistant and explosion-proof instruments, placing higher demands on the stability and measurement accuracy of Tuning Fork.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Tuning Fork for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Chemical & Pharmaceutical conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Power & Energy — Power Plant Boiler and Turbine · Tuning Fork Application Case
Project Background
Power & Energy customers at the Power Plant Boiler and Turbine stage have long faced the challenge of unstable measurement under high temperature and pressure, with high maintenance and downtime costs, placing higher demands on the stability and measurement accuracy of Tuning Fork.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Tuning Fork for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Power & Energy conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
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