Hot-wire anemometer testo 425

Hot-wire anemometer for simple, fast, and precise flow and temperature measurement as well as volume flow calculation. Measurement data can be transmitted to smartphones or tablets via Bluetooth^®. The connection to the free testo Smart App enables configuration of the device as well as display, storage, and documentation of measurements.

• Cable-connected, extendable telescopic probe up to 820 mm
• Time and point averaging
• Quick in-app configuration, graphic history, second screen, and measurement data memory in the testo Smart App
• Compact design with sturdy housing
• Hold function
• Display of min./max. value
• Accuracy of flow speed: ±0.03 m/s + 4 % of measured value (0.01 to 20 m/s), ±0.5 m/s + 5 % of measured value (20.01 to 30 m/s)