Non-Contacting Radar Level Transmitter
Radar Level Measurement
76–81GHz millimeter wave radar sensor for non-contact level measurement of liquids, slurries, and solids
The 76–81 GHz millimeter-wave radar sensors (LM78 Series) are designed for non-contact level measurement of liquids, slurries, and solid materials. They are CE certified and deliver stable, precise measurements in a wide range of industrial applications.
These sensors perform reliably in a wide range of environments, from standard operating conditions to high or low temperatures and corrosive media. With multiple antenna configurations, they can be adapted to various materials and process conditions to maintain consistent measurement accuracy.
Millimeter-wave radar sensors are used in petrochemical, food processing, pharmaceutical, mining, and building material industries. They maintain reliable performance even in demanding field conditions, ensuring stable operation and accurate measurements across different applications.
- Frequency Range 76 – 81 GHz millimeter-wave radar
- Process Temperature −40 °C to 85 °C / up to 200 °C
- Process Pressure −0.1 to 1 MPa
- Measuring Accuracy ±1 mm
- Measuring Range 10m/30m/60m/120m
- Explosion Protection Ex d ia ⅡC T6 Ga
- Beam Angle 3° / 8°
- Installation Thread or flange mounting
- Protection Rating IP67
- Housing Material Aluminum alloy / Stainless steel
- Communication Interface 4–20 mA / HART / RS485 / TTL
- User Interface 128×64 LCD display with 4-button keypad, PC software, HART communicator, or Bluetooth
- Certifications CNEX Explosion-proof Certificate
- Weight Approx. 1.8 kg
- Dimensions (L × W × H) 123 × 101 × 255 mm
- Self-developed chip
- High measurement accuracy (±1 mm)
- Small blind zone (2 cm)
- Bluetooth connectivity and remote configuration
- Narrow beam angle (3°/8°)
- Material: 304 stainless steel PTFE
- Installation: G3.5 threaded connection
- Features: Suitable for measuring liquids or solids in tanks with agitation
- Material: 304 stainless steel PTFE
- Installation: G1½ threaded connection
- Features: Designed for level measurement of liquids and solids in mixing containers
- Material: 304 stainless steel with PTFE coating
- Connection: Flange type (DN50 / DN65)
- Details: G1½ threaded antenna suitable for high-temperature liquid measurement up to 200 °C
- Material: 304 stainless steel PTFE
- Installation: Flange type, DN50 / DN65
- Features: G3½ threaded transparent antenna, suitable for liquid and solid level measurement in stirred tanks.
- Material: 304 stainless steel with PTFE coating
- Installation: Flange type (DN80, DN100, DN120, DN200)
- Features: 3½-inch transparent antenna suitable for powder and bulk solid measurement
- Material: 316L stainless steel with PTFE coating
- Installation: Flange type (DN50, DN65)
- Features: Corrosion-resistant structure for reliable operation in chemical environments
- Material: 316L stainless steel with PTFE coating
- Installation: Flange type (DN80, DN100, DN150)
- Features: 3½-inch transparent antenna with high-temperature and corrosion-resistant design
- Material: Full PTFE construction
- Installation: Flange type (DN50, DN80, DN100, DN125)
- Features: 3½-inch fully corrosion-resistant PTFE antenna designed for aggressive or reactive media
- Material: PP
- Installation: Clamp ring
- Features: 3½-inch antenna suitable for measuring corrosive liquids
- Material: 316L stainless steel with PTFE coating
- Installation: Clamp type
- Features: 1.5-inch antenna for standard-temperature applications
- Material: 316L stainless steel with PTFE coating
- Installation: Sanitary clamp type
- Features: 1.5-inch antenna designed for high-temperature operation
- Material: 304 stainless steel with glass
- Installation: Flange type (DN80, DN100)
- Features: High-temperature antenna suitable for demanding industrial environments
Industrial tank-side level display
GPB80
Non-Contacting Radar Level Measurement Module
Steel Industry
Used for measuring materials in extreme conditions like high temperatures and pressure, including molten metal levels during production.
Chemical Industry
Suitable for both liquids and solids. It helps monitor level and height changes in different materials used in chemical processing.
Energy Industry
Ideal for measuring high-temperature fuels or materials in energy production, maintaining stable readings even under harsh operating environments.
Petroleum Industry
Works well with tanks containing stirred, corrosive, or vapor-rich liquids. It can measure crude oil levels accurately, even through foam, vapor, or floating roof layers.
Food Industry
Used for liquids and solids stored under normal temperature and pressure. It handles mild vapor or corrosion and fits small-capacity tanks for measuring ingredients or storage levels.
Feed Industry
Applies to solid grains and powders, helping measure raw materials and control the addition of liquid ingredients during feed processing.
Cement Industry (slurry and liquid processes)
Used in applications involving agitation, corrosive liquids, or steam at medium temperature and pressure. Suitable for measuring the level of high-temperature materials and cement slurry in storage tanks.
Pharmaceutical Industry
Suitable for mixing tanks with vapor, pressure, or mildly corrosive liquids. It measures both liquid and powder materials accurately during production.
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