Technical Specifications
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Operating temperature limits
-50 °C to +150 °C
(-58 °F to +302 °F) -
Pressure operating range
Vacuum to 64 bar
(Vacuum to 928 psi) -
Minimum liquid density
0.5g/cm³
(0.4g/cm³ optional)
Typical Applications
The Liquiphant FTL51H is a point level switch featuring an extension tube, designed for hazardous environments with global certifications. Perfect for sanitary applications in food processing and pharmaceutical sectors (compliant with 3-A, EHEDG, ASME BPE standards). This device achieves SIL2/SIL3 safety levels. Delivers consistent detection unaffected by: varying fluid characteristics, flow patterns, foam, bubbles, vibrations, or sensor surface deposits.
Advanced liquid level monitoring system with electro-polished surfaces.
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Multiple installation options: Threaded, flanged, or hygienic connections (Tri-Clamp, dairy coupling, aseptic, DRD, SMS, Varivent)
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Temperature range: -50°C to +150°C (-58°F to +302°F)
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Pressure capability: -1 to +64bar (-14.5 to +928psi)
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Construction: 316L stainless steel
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Complete certification: Worldwide explosion protection, WHG compliance, SIL ratings, hygienic approvals, marine certifications
Key Benefits
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Globally recognized hygienic certifications (3-A, EHEDG, ASME BPE). FDA-compliant materials
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Enhanced surface treatment with electro-polishing and passivation
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International explosion-proof approvals and WHG spill prevention
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Maintenance-free operation: No moving parts ensures durability and extended service life.
Integrated fork diagnostics ensure measurement accuracy -
SIL2/SIL3 certified for safety systems per IEC 61508/IEC 61511-1 standards
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Ready-to-use installation requiring no calibration
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Multiple standardized hygienic connection options for sensitive processes
