Rosemount – MIF-61 Multi-Instrument Flange
Part no.
The Rosemount MIF-61 Multi-Instrument Flange is a compact, integrated measurement solution designed for LNG and LPG fuel tanks, combining level, pressure, and temperature instrumentation into a single flange-mounted assembly.
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Rosemount MIF-61 Multi-Instrument Flange
The Rosemount MIF-61 Multi-Instrument Flange is a compact, integrated measurement solution designed for LNG and LPG fuel tanks, combining level, pressure, and temperature instrumentation into a single flange-mounted assembly. Developed to support the growing adoption of alternative marine fuels, the MIF-61 helps shipowners and shipyards simplify tank design while ensuring safe, accurate, and compliant tank monitoring under extreme operating conditions.
By integrating multiple measurement technologies into a single installation point, the MIF-61 reduces engineering complexity, minimizes tank penetrations, and simplifies maintenance throughout the vessel’s lifecycle.
Key Features
- Combines level, pressure, and temperature instrumentation on a single flange
- Designed specifically for LNG and LPG fuel tank applications
- Simplifies tank design and installation
- Uses FMCW radar technology with ±2 mm accuracy
- Supports temperatures from -200°C to +850°C
- Designed for safe maintenance without compromising tank integrity
- Block-and-bleed two-valve configurations for isolation and venting
- Dedicated transmitter for each temperature sensor
- Common configuration platform for all instruments
- Single supplier for instrumentation and flange assembly
- Certified for hazardous-area operation
- Approved by major marine classification societies
Typical Applications
The Rosemount MIF-61 is ideal for:
- LNG fuel tanks
- LPG fuel tanks
- Dual-fuel vessels
- LNG-fuelled cargo vessels
- LNG-fuelled tankers
- Offshore support vessels
- Passenger vessels
- Ferries
- Alternative fuel marine installations
- Retrofit and newbuild projects
Technical Specifications
| Specification | Details |
|---|---|
| Product | Rosemount™ MIF-61 Multi-Instrument Flange |
| Manufacturer | Emerson Rosemount |
| Material of Construction | 316L Stainless Steel |
| Measurement Technology | FMCW Radar |
| Measurement Range | Up to 25 m |
| Accuracy | ±2 mm |
| Maximum Operating Pressure | 10 bar |
| Process Connection | JIS350 10K |
| Operating Temperature Range | -200°C to +850°C |
| Maximum Operating Temperature | 850°C |
| Ambient Temperature Range | -40°C to +80°C |
| Power Supply | 12-30 VDC |
| Explosion Protection | Ex ia (ATEX / IECEx) |
| Marine Approvals | DNV, BV, LR, ABS |
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