The Liquiphant FTL70 vibronic point level switch can be used in hazardous areas and has various international approvals. The FTL70 is especially suitable for high-temperature applications up to 280 °C, with functional safety up to SIL2 and up to SIL3 with homogeneous redundancy. 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 requiring SIL2/SIL3 functional safety, in accordance with IEC 61508/IEC 61511-1

Welded, hermetically sealed feedthrough ensures maximum safety even if the sensor is damaged

Various electronic inserts, such as NAMUR, relay, semiconductor thyristor, PFM signal output, for connection to various process control systems

Various process connections available

No calibration required: fast and economical device startup

No mechanical moving parts, no maintenance, no wear and a long service life. The fork can be monitored for damage to ensure proper function

FDA-listed material (PFA Edlon)

Application areas

Limit switch for detection of all types of liquids.

Process connection: thread and flange

Temperature: -60 ～ +280 °C (-76 ～ +540 °F)

Pressure: -1 ~ +100 bar (-14.5 ~ +1,450 psi)

Sensor material: 316L, Alloy (PFA and enamel optional on request)

International explosion protection approval, WHG overflow protection, marine approval, SIL

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