MRL-3300 non-contact radar level sensor for solid silos
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Radar level transmitter MRL-3300
This series of radar level meter Marmonix MRL-3300 adopted 26G high frequency radar sensor, the maximum measurement range can reach up to 70 meters.
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Description
Marmonix MRL-3300 Non-Contact High-Frequency Radar Level Transmitter
The Marmonix MRL-3300 is an industrial-grade, non-contact radar level transmitter with a 26 GHz radar sensor and microprocessor signal processing. Designed for dusty solid silos, grain storage, mining hoppers, and chemical reactors, it provides continuous level monitoring up to 30 meters with ±15 mm accuracy.
Key Features
- Non-contact SS304 horn antenna avoids wear, coating, and buildup.
- 26 GHz beam resists dust, vapor, uneven surfaces, and false reflections.
- Exia IIC T6 Ga certification; optional Exd(ia) IIC T6 Ga casing.
- 4–20 mA, HART, and RS485/Modbus outputs; IP67 enclosure.
Technical Specifications
| Measuring range | Up to 30 meters |
|---|---|
| Radar frequency | 26 GHz |
| Precision | ±15 mm |
| Medium | Solid bulk materials, granules, high-dust silos, reactors |
| Temperature | -40°C to +150°C (Viton) / +250°C (Kalrez) |
| Connections | G1½″, 1½″ NPT, or DN80–DN250 flange |
| Outputs | 4–20 mA / HART, RS485 Modbus |
| Protection | IP67 die-cast aluminum; optional SS304L |
Related level measurement: See our ultrasonic and radar level meters and laser level meters.
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