Description
The Liquiphant FTL33-AA4N3ABW5J is a compact vibronic point level switch designed specifically for hygienic applications in the food and beverage industry. With its stainless steel housing and hygienic process connections, it provides reliable operation in demanding environments requiring sanitary compliance.
The FTL33 ensures safe and accurate switching independent of medium properties, supported by continuous self-monitoring. It is widely applied for overfill protection and pump dry-run protection in food production and processing systems.
Featuring plug-and-play installation, no calibration requirements, and IO-Link connectivity, the FTL33 enables quick commissioning and straightforward integration into process automation systems.
Its hygienic approvals (3A, EHEDG) and options like switching delay, oil/grease-free preparation, and surface finish certification make it the ideal choice for regulated food industry processes.
Specifications
| Category | Details |
|---|---|
| Manufacturer | Endress+Hauser |
| Product Name | Liquiphant FTL33 |
| Model | FTL33-AA4N3ABW5J |
| Product Type | Hygienic point level switch |
| Measuring Principle | Vibronic (vibration) |
| Application | Food & beverage industry – overfill protection, pump dry-run protection |
| Supply Voltage | 20–253 V AC/DC (2-wire) / 10–30 VDC (3-wire PNP) |
| Communication | IO-Link |
| Ambient Temperature | –40…70 °C |
| Process Temperature | –40…150 °C |
| Process Pressure | Vacuum…40 bar (up to 580 psi) |
| Minimum Medium Density | >0.7 g/cm³ (optional >0.5 g/cm³) |
| Wetted Parts | Stainless steel 316L |
| Process Connections | G1/2, G3/4, G1, MNPT1/2, MNPT3/4, MNPT1, R1/2, R3/4, R1 |
| Hygienic Process Connections | Weld-in adapter flush mount, DIN11851, Tri-Clamp |
| Approvals – General | CSA C/US, EAC |
| Safety Approvals | WHG (overfill protection), Leakage monitoring |
| Hygienic Approvals | 3A, EHEDG |
| Design Approvals | EN 10204-3.1 |
| Options | Switching delay, oil/grease-free preparation, surface finish certification |
| Weight | 0.45 kg |
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