Testo type 0563 0510 510. Differential pressure sensor - Piezo-resistive. Resolution: 0.01mbar. Accuracy: ±0.03mbar (0 to 0.30mbar) ±0.05mbar (0.31 to 1.00mbar), ±(0.1mbar + 1.5% of mv) (1.01 to 100mbar).
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