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Data Sheet PDF | Instruction Manual PDF
Description
The Testo 512-1 is an industrial-grade digital differential pressure measuring instrument engineered for high-precision verification, balancing, and diagnostic testing of heating systems, air conditioning networks, and ventilation duct structures. This multi-parameter device integrates a high-accuracy, position-independent differential pressure sensor operating from 0 to 200 hPa to eliminate reading variances. Through its integrated Bluetooth framework, it syncs seamlessly with the Testo Smart App for live process monitoring, graphic trend curves, and automated volume flow calculation. Built in a robust ABS/PC/TPE field composite frame rated to IP40 protection compliance, it simplifies standard-compliant technical process checks.
B2B Applications
- Gas Valve Line Diagnostics: Checking commercial burner manifolds by executing high-precision measurements of gas flow and dynamic static gas pressure.
- HVAC Filter Overpressure Checks: Quick differential pressure diagnostics on building extraction and air conditioning filters to verify maintenance boundaries.
- Aerodynamic Duct Balancing: Deploying the instrument with a Pitot tube to analyze continuous velocity and profile trends inside ventilation lines.
Technical Parameters
| Pressure Measuring Range | 0 to +200 hPa |
| Pressure Accuracy (0 to 25 hPa) | ±(0.3 Pa + 1 % of mv) ±1 digit |
| Pressure Accuracy (25.001 to 200 hPa) | ±(0.1 hPa + 1.5 % of mv) ±1 digit |
| Maximum Overload Proof Limit | ±500 hPa |
| Housing Protection Index | IP40 |
| Continuous Operational Battery Life | 120 hours (powered by 3 x AA batteries) |
Package Contents
- Testo 512-1 differential pressure instrument with app connection
- 3 x AA batteries
- Factory validation protocol and calibration data summary