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SCR803 Professional AdBlue Urea Pump Controller and Diagnostic Tester
The SCR803 is a high-performance Urea Pump Controller designed for comprehensive testing and diagnostics of diesel engine SCR (Selective Catalytic Reduction) systems. Fully compatible with both Windows and Android operating systems, it allows users to perform professional-grade maintenance using any laptop or mobile device[cite: 8].
The system intelligently identifies connected equipment and offers a full suite of functional tests, including pressure build-up, cleaning (purging), and large/medium/small flow injection tests[cite: 8]. Whether you are troubleshooting urea pumps or testing liquid level, temperature, and exhaust sensors, the SCR803 provides a complete solution for AdBlue system maintenance[cite: 8].






Universal OS Compatibility: Perfectly compatible with Windows and Android, allowing test software installation on laptops, tablets, and smartphones[cite: 8].
Intelligent Identification: Automatically detects connected urea pump models and testing equipment for faster diagnostics[cite: 8].
Full Functional Testing: Supports critical operations such as pre-injection pressure build-up, air evacuation, and cleaning/purging to prevent pipeline clogging[cite: 8].
Multi-Sensor Diagnostics: Capable of testing liquid level sensors, urea temperature sensors, and exhaust temperature sensors (PT100, PT200, PT1000)[cite: 8].
Wireless Connectivity: Features Bluetooth connection for Android devices and both USB/Bluetooth options for Windows, ensuring flexible operation in the workshop[cite: 8].
User-Friendly Maintenance: Supports online software upgrades and includes integrated user manuals for quick reference[cite: 8].
| Feature Item | Technical Specifications |
|---|---|
| Model | SCR803 Urea Pump Controller [cite: 8] |
| Operating System | Windows, Android [cite: 8] |
| Connection Method | Bluetooth (Android/Windows), USB Cable (Windows) [cite: 8] |
| Pump Test Functions | Standby, Pre-injection Pressure, Clean/Purge, Flow Injection [cite: 8] |
| Sensor Support | Liquid Level, Urea Temp, Exhaust Temp (PT100/200/1000) [cite: 8] |
| Software Features | Automatic Identification, Online Upgrade, Status Display [cite: 8] |
| Input Power/Safety | Short-circuit protection for sensors [cite: 8] |



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