Liquiphant M FTL51C
Technical Data
CompareDensity
| Measuring Principle | Vibration Density |
| Characteristic / Application | Liquiphant M Density with Density Computer FML621 Temperature and pressure measurement High protection against aggressive media by using antistatic coating 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...80°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...40 bar (with reduced technical data) |
| Wetted parts | ECTFE, PFA and Enamel |
| Sensor length | 115...3000 mm (depends by the covering) |
| Output | Pulse |
| Certificates / Approvals | ATEX, FM, CSA C/US, IEC Ex, TIIS, INMETRO, NEPSI |
| Specialities | Commissioning with ReadWin2000 |
| Components | Density Computer FML621 |
| Measuring range | Density range: 0.3 to 2 g/cm³ |
| Other approvals and certificates | SIL2/ SIL3 |
Point Level / Liquids
| Measuring Principle | Vibration Liquids |
| Characteristic / Application | High protection against aggressive media by using antistatic coating 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 Detekt a densitychange second line of defense |
| Supply / Communication | PROFIBUS PA 19...253V AC, 2-wire 10...55V DC-PNP, 3-wire DPDT, 19...253V AC, 10...55V DC 8/16mA, 11...36V DC NAMUR PFM, 2-wire NAMUR with testbutton |
| Ambient temperature | -50 °C...+70 °C (-58 °C...+158 °F) |
| Process temperature | -50 °C...+150 °C (-58 °F...+302 °F) up to 230 °C / 450°F on request |
| Process pressure / max. overpressure limit | Vacuum...40 bar (Vacuum...580 psi) |
| Min. density of medium | 0.5g/cm³ (0.4g/cm³ optional) |
| Main wetted parts | ECTFE PFA (Edlon) PFA (Rubyred) PFA (conductive) Enamel |
| Process connection | Flange: DN25...DN100, ASME 1"...3", JIS RF10 K 50 |
| Process connection hygienic | FDA conform with PFA (Edlon) |
| Sensor length | ECTFE, PFA 130mm, 148mm...3000mm (ECTFE, PFA 5.12", 5.83"...118") Enamel 130mm, 148mm...1200mm (Enmal 5.12", 5.83"...47.24") |
| 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 |
| Safety approvals | SIL2/ SIL3 |
| Design approvals | EN 10204-3.1 |
| 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 |
The Liquiphant FTL51C vibronic point level switch features a highly corrosion-resistant coating and an extension tube, can be used in hazardous areas, has various international approvals and is suitable for all industries. The FTL51 achieves SIL2/SIL3 functional safety, and the second line of defense ensures the highest degree of device safety and availability. The measured value is stable and unaffected by flow, turbulence, bubbles, foam, vibration, solids content or buildup.
Benefits
Suitable for safety systems with SIL2/SIL3 functional safety requirements in accordance with IEC 61508/IEC 61511-1
Various corrosion-resistant coatings for optimum adaptation to process requirements
Various electronic inserts, such as NAMUR, relay, semiconductor thyristor, PFM signal output, for connection to various process control systems
Also available with PROFIBUS PA communication protocol
No calibration required: fast and economical device startup
No mechanical moving parts, no maintenance, no wear and a long service life. Fork damage can be monitored to ensure proper function
FDA-listed material (PFA Edlon)
Application areas
Limit switch with corrosion-resistant coating, for detection of all types of liquids
Process connection: flange and hygienic process connection (FDA-approved PFA)
Temperature: 50 ~ +150 °C (-58 ~ +302 °F)
Pressure: -1 ~ +40 bar (-14.5 ~ +580 psi)
Sensor material: ECTFE, PFA (Edlon, Rubyred, conductive), enamel
International explosion protection approval, WHG overflow protection, SIL, hygienic approval and marine approval
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Technical information
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Source: public information from the Endress+Hauser website
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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