Endress+Hauser Liquiphant FTL31 series detection switch

The Endress+Hauser Liquiphant FTL31 is a vibronic point level switch. This device detects liquid levels accurately. This device is reliable for use in industrial settings.

This small point level switch is from the Endress+Hauser Liquiphant FTL31 Vibronic Point Level Detection series. One of the smallest vibronic sensors available.

Engineers manufacture the Liquiphant FTL31 Point Level Detector from high-quality SS316L material. This material is resistant to corrosion. The detector has an IP65 rating.

It provides a low-maintenance and cost-effective solution for detecting liquids. Perfect for applications that usually use float switches. The device ensures dependable operation even under demanding process conditions, offering superior accuracy and long-term durability.

1. Product Specifications

l Process Temperature: -40...150 °C (-40...302 °F)

l Process Pressure (Absolute)/Max Overpressure Limit: Vacuum...40 bar (Vacuum...580 psi)

l Minimum Media Density: >0.7 g/cm³ (Optional: >0.5 g/cm³)

l Housing Material: SS316L (corrosion-resistant stainless steel)

l Ingress Protection: IP65/IP67 depending on version

l Sensor Type: Vibronic tuning fork

l Output Signal: PNP/NPN, IO-Link

l The Liquiphant FTL31 is a point level switch for liquids. It ensures accurate switching no matter the fluid's conductivity, viscosity, or turbulence. Its compact and robust construction makes it suitable for installation in confined spaces and OEM equipment.

2. Liquiphant FTL31 Applications

Many industries use the Liquiphant FTL31 liquid level switch. These include mechanical engineering, chemical processing, and food and beverage production. It provides overflow protection in cleaning and filtration systems and pump dry-run protection in cooling and lubrication tanks.

l Compact: One of the smallest vibronic sensors on the market, perfect for tight installations.

l Safe: Features continuous self-monitoring for reliable switching, unaffected by changes in media properties.

l Simple: Plug-and-play setup with IO-Link connectivity; no calibration required.

l Hygienic Design: The smooth, stainless steel 316L surface prevents buildup and contamination, making it suitable for food safety applications.

Users often employ the Endress+Hauser Liquiphant FTL31 Point Level Detector IP65 in process and hygiene applications. It has a strong stainless steel design and works well in tough environments.

Its small size and vibronic technology make it a good option. It can detect liquid levels in tanks, vessels, and pipelines. This detection happens in real time.

l Process Connection: Threaded

l Temperature: -40...+150°C (-40...+302°F)

l Pressure: -1...+40 bar (-14.5...580 psi)

l Surface Finish: 3.2 µm

l Certifications: WHG overflow protection, leak detection, CSA C/US, 3.1 material certificate, marine certification, final inspection report

C. Advantages:

 The Liquiphant FTL31 is designed for high reliability and ease of maintenance in all operating environments:

l Provides a low-maintenance, economical solution for liquid level detection.

l No calibration or adjustment required; unaffected by conductivity, adhesion, turbulence, flow, or bubbles.

l Self-monitoring ensures safe operation even during power interruptions.

l Made of SS316L, offering excellent corrosion resistance and mechanical strength.

l Compact and modular equipment design supports varied process temperatures, connections, and application requirements.

l Suitable for food and beverage industries where hygiene, reliability, and resistance to contamination are essential.

3. Liquiphant FTL31 Similar Models

The new Liquiphant FTL51B tuning fork level switch improves on the FTL31. It offers digital communication and better diagnostic features.

l Liquiphant FTL33: Vibration-based level detection for hygienic applications.

l Liquiphant FTL43: Hygienic point level switch for liquids.

l Liquiphant FTL51/FTL51C: Electronic vibration-based level measurement.

l Liquiphant FTL62/FTL64: Tuning fork level switches for corrosive media and high-temperature conditions.

l Soliphant FTM50/FTM51/FTM52: Electronic vibration-based level detection for bulk solids.

l Liquiphant FTL41/FTL50/FTL50H/FTL51H: Vibronic level switches for demanding process conditions.

l Vibronic Point Level Detection: Soliphant FTM20/FTM21.

  Endress Hauser 80I/8I3B/8I5B/83I Coriolis Mass Flow Meter

   E+H PT100 Platinum Resistance Thermometer Transmitter