This manual contains all the information about the testo 512-1 and testo 512-2 digital differential pressure measuring instruments, including product specifications, functional descriptions, operating instructions and safety information.
This manual provides instructions for the Testo 512-1 and Testo 512-2 digital differential pressure measuring instruments. It covers safety guidelines, intended use for HVAC systems, and detailed product descriptions for both models. The document explains how to insert batteries, connect probes, and switch the instrument on and off.
| Measuring range (512-1) | 0 to +200 hPa |
|---|---|
| Measuring range (512-2) | 0 to +2000 hPa |
| Battery type | 3 x 1.5 V AA battery |
| Battery life | >120 h |
| Operating temperature | -20 to +50 °C |
| Dimensions | 146 x 60 x 28 mm |
| Weight (512-1) | 190 g |
| Weight (512-2) | 191 g |
They are compact digital pressure gauges intended for measuring positive and negative overpressure and differential pressure of non-aggressive gases for indoor use.
Yes, the Testo 512-1 can also be used to measure flow velocity via a pitot tube.
It indicates that the Bluetooth connection could not be established. You should check Bluetooth connections and restart the instrument and app.
The instrument requires 3 x AA alkaline batteries.