Product Description
SLD-RDY80 Radar Level Sensor 0-20m High Accuracy Liquid Level Transmitter 4-20mA RS485 for Sewage Chemical Rivers Reservoirs
SLD-RDY80 Radar Level Sensor 0-20m High Accuracy Liquid Level Transmitter 4-20mA RS485 for Sewage Chemical Rivers ReservoirsPlease kindly note that this radar level meter is specially made for liquid level measurement. It is not suitable for measuring solids or powders.
1.Default Parameters
Type: Integrated Radar Level Meter, Split-type Radar Level Meter, Radar Level Difference Meter
Measuring Range: 0–5 meters, 0–10 meters, 0–20 meters (optional)
Power Supply: DC 24V
Output: 4–20 mA + RS485
Protection Rating: IP67
Connection Size: G2 thread
Cable Length (for split-type): 0–5 meters, 0–10 meters, 0–20 meters (customizable based on measuring range)
Customizable Parameters
Measuring Range: Up to 0–40 meters, 60 meters, or 80 meters
Power Supply: AC 220V (optional)
Output: Dual relay outputs (optional)
Cable Length (for split-type): Up to 80 meters (optional)
Protection Rating: IP68 (optional)
Note: The sensor’s cable outlet uses a PG7 waterproof electrical connector. Ensure it is securely tightened and properly protected to maintain optimal performance.
2. Parameters
Parameter | Specification |
Product Name | 80GHz Radar Level Meter / Differential Meter |
Measuring Range | 20m (default), 40m, 60m, 80m |
Power Supply | DC9-36V, AC220V ,DN24V(default) |
Blind Zone | 0.07m–0.35m (depending on range) |
Beam Angle | 3°–8° |
Frequency Range | 76GHz–81GHz |
Output Signal | 4-20mA / RS485 / Dual Relay |
Protection Rating | IP67 (sensor IP68 optional for split type) |
Process Temperature | -20℃ to 80℃ |
Max Pressure | 0.3MPa |
Housing Material | ABS |
Connection Type | G2Thread (default),Bracket/Flange (optional) |
3. Features
80GHz High-Frequency Radar
Focused radar beam delivers high-precision measurements with excellent interference rejection.
Ultra-Short Blind Zone (0.07m)
Enables accurate detection at low levels with minimal measurement dead space.
Fully Sealed Sensor Head
Provides superior protection against steam, dust, and water ingress for reliable operation.
Smart Echo Processing Algorithm
Filters out false echoes to ensure higher measurement accuracy and stability.
Bright LCD Display
Displays liquid levels clearly with an intuitive, easy-to-read interface.
Enhanced Enclosure Protection
Dustproof and waterproof housing with sealed cable ports ensures long-term durability.
4. Applications
Ideal for use in sewage treatment plants, acid and alkali tanks, rivers, reservoirs, chemical mixing vessels, and foggy or enclosed industrial environments.












5. FAQs
Q1: Can this radar level meter operate in strong acid or alkaline environments?
A1: Yes, it is constructed with corrosion-resistant materials and a fully sealed enclosure, making it suitable for harsh chemical conditions.
Q2: Is it accurate when measuring foamy or mist-covered surfaces?
A2: Yes. The high-frequency, narrow-angle radar combined with a smart echo processing algorithm effectively filters out false signals caused by foam or mist.
Q3: What installation methods are supported?
A3: The meter supports standard G2 thread installation, with optional flange or bracket mounting available for flexible setup.
About Prime Living
Prime Living is a Canadian online store offering a carefully selected range of quality products for home, automotive, tools, outdoor living, electronics and more.
We are committed to fast order processing, secure packaging and reliable tracked shipping to provide an excellent shopping experience.
Shipping policy
We carefully handle each order to ensure your package arrives quickly and safely. Please note that factors such as weather, postal traffic, or carrier performance may occasionally cause delays beyond our control.
We provide free shipping and dispatch all orders within 2 business days of payment, often sooner. All shipments are sent via international express air shipping, with a tracking number provided so you can follow your order every step of the way.
. Please provide a physical address, as we do not ship to P.O. Boxes.
Returns
Your satisfaction is important to us. Hexlight offers a 14-day Free return policy: if you are not fully satisfied with your purchase, you may request either a full refund or an exchange. All return shipping costs are fully covered by us.
Condition
Brand New
Shipping
This item is shipped directly from our supplier in China with tracking.