Key Specifications
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Operating Temperature
-40 °C … 150 °C
(-40 °F … 302 °F) -
Operating Pressure / Max. Overpressure Limit
Vacuum … 40 bar
(Vacuum … 580 psi) -
Minimum Media Density
>0.7g/cm³
(>0.5g/cm³ optional)
Application
The Liquiphant FTL33 is a liquid level switch. The FTL33 model is specifically designed for food and beverage industries with stringent hygiene requirements. It is used for overflow protection and pump dry-run prevention. IO-Link support enables easy parameter configuration.
Compact Design:
– The smallest vibrating fork sensor on the market
Reliability:
– Continuous self-monitoring
– Consistent switching regardless of media properties
Simplicity:
– No calibration required
– Ready for operation immediately after installation
– IO-Link support
Compact hygienic level switch with stainless steel housing for food processing applications.
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Connection types: Threaded, hygienic fittings, M24 adapter
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Temperature range: -40 to +150°C (-40 to +302°F)
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Pressure range: -1 to +40bar (-14.5 to +580psi)
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Surface roughness: 0.76µm or 1.5µm
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Overflow protection and leak detection WHG, hygienic certificates, final inspection report
Advantages
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Designed for hygienic applications in food processing – hygienic fittings and certificates available. IO-Link reduces costs through easy parameter setup via engineering tools
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Supports CIP and SIP cleaning – protection rating up to IP69k
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Meets highest quality and environmental standards, self-monitoring system ensures reliable switching even during power outages
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Precise switching regardless of media property changes
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Ready for operation without additional adjustments even when media changes. Measurements unaffected by conductivity, deposits, turbulence, flow, or air bubbles
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No calibration, special knowledge, or tools required (e.g., software)
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Robust stainless steel (316L) construction ensures durability – no moving mechanical parts, maintenance-free



