Ultrasonic Sensor Compact IoT Smart-City Distance Sensor | MRR-1 Series
The Yujie MRR-1 series is a compact threaded-mount ultrasonic sensor with a very small blind zone. Its threaded design allows quick installation, and the sensor supports battery power. It is particularly suitable for smart-city, smart-home or IoT devices for distance and level monitoring. The small form factor enables easy integration, enhancing system intelligence.
Features & Applications
Specification status: Preliminary catalog specifications. Confirm all design-critical values with engineering before design freeze.
Technical Specifications
Available catalog specifications are shown below. Missing groups remain omitted instead of being filled with generic values; procurement entries are project-specific guidance.
Application Fit
- •Liquid and Solid Level Measurement (Tanks, Totes, Processing)
- •Bulk Material Management
- •Factory automation
- •Position Detection
- •Collision avoidance systems
- •Smart parking systems
Features
- ✔Compact Threaded Design – Quick M18 installation in tight spaces
- ✔Battery Power Compatible – 3.6-5V DC for IoT and mobile applications
- ✔Very Small Blind Zone – Ideal for close-range distance measurement
- ✔TEACH-IN Functionality – Easy calibration and setup
- ✔Temperature Compensation – Maintains accuracy across temperature changes
- ✔High-Quality Housing – Chemical-resistant PBT/FRP materials
Applications
- •Liquid and Solid Level Measurement (Tanks, Totes, Processing)
- •Bulk Material Management
- •Factory automation
- •Position Detection
- •Collision avoidance systems
- •Smart parking systems
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Request Specifications & Pricing for MRR-1 Series
Get detailed datasheets, OEM pricing, and lead time for the MRR-1 Series. MOQ is project-specific and confirmed after the model, interface, and validation scope are reviewed. Available documents generally include outgoing functional QC data, electrical checks, and batch inspection records.
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Highlights
- •Housing made of high-quality stainless steel/PBT (Chemical Resistance)
- •Battery powered compatible (3.6-5V DC option)
- •TEACH-IN functionality
- •Temperature compensation
Key Specifications
Performance
| Sensing Distance | 100 … 1000 mm (50 … 800 mm) |
|---|---|
| Adjustment Range | 100 … 1000 mm (50 … 800 mm) |
| Unusable Area | 0 … 100 mm (0 … 50 mm) |
| Transducer Frequency | About 200 kHz |
| Response Delay | About 125 ms |
| Resolution | 0.11 mm at max. sensing range |
| Deviation of Characteristic Curve | ±1% of full-scale value |
| Repeat Accuracy | ±0.1% of full-scale value |
| Load Impedance | > 1k Ohm |
Mechanical
| Housing Material | PBT OR FRP |
|---|---|
| Transducer Material | Epoxy resin/hollow glass sphere; Polyurethane foam |
| Weight | 48 g |
Operating Limits
| Operating Voltage | 10 … 30 VDC, ripple 10%ss (3.6 - 5 VDC) |
|---|---|
| No-load Supply Current | ≤ 20 mA |
| Temperature Influence | ±1.5% of full-scale value |
| Ambient Temperature | -25 … 70 ℃ |
| Storage Temperature | -40 … 85 ℃ |
| Protection Grade | IP67 |
Integration
| Product Name | 4 Pin Connector Plastic PZT Ultrasonic Waterproof Sensor |
|---|---|
| Model Number | UM4000 Series (M18) |
| Brand Name | YUJIE |
| Standard Target Plate | 100 mm × 100 mm |
| Indicators | LED yellow, LED red |
| Output Type | 1 output UART TTL |
| Connection | Connector M12x1, 4 PIN |
| Wiring Colors | Brown, White, Blue, Black (Standard M12) |
Procurement
| MOQ / Sample Policy | MOQ is project-specific and confirmed after the model, interface, and validation scope are reviewed.PROJECT-SPECIFIC |
|---|---|
| Sample Lead Time | Sample availability and lead time are confirmed after output type and environment requirements are reviewed.PROJECT-SPECIFIC |
| Production Lead Time | Production lead time is quoted after quantity, interface changes, and housing customization are confirmed.PROJECT-SPECIFIC |
| Customization Scope | Common OEM options include output type, cable or connector interface, sensing window, housing material, and sealing level.PROJECT-SPECIFIC |
| Available Documents & Reports | Available documents generally include outgoing functional QC data, electrical checks, and batch inspection records.PROJECT-SPECIFIC |