Wireless vacuum probe
- fast and easy vacuum measurement including graphical display of value: in the App or on the display of your digital testo 550s or testo 557s manifold
- Robust housing with IP 54 for maximum reliability in daily use
- Integrated 45° angle: Easy installation on any service port
- Connects automatically to the testo Smart App and manifolds via Bluetooth – 130m range
- One app for everything: Display, calculation, customer data and documentation
The testo 552i wireless vacuum probe provides the TestoSmart Probes portfolio with the option of measuring vacuum wirelessly and via just one service port. This prevents leaks and means that you do not have to pull the vacuum through the manifold. The integrated 45° angle allows you to work flexibly at any service connection. The testo 552i automatically connects to testo 550s and testo 557s via Bluetooth. Used with the testo Smart App, the Smart Probe is also perfect for quick vacuum measurement on its own. Thanks to its proven quality and great durability, you can rely on your wireless vacuum probe in any conditions.
Sensor type Pressure
Measuring range 0 to 26.66 mbar/0 to 20000 microns
Accuracy
±1 digit ±10 microns + 10% of m.v. (100 to 1000 microns)
Resolution 1 micron (0 to 1000 microns)
10 microns (1000 to 2000 microns)
100 microns (2000 to 5000 microns)
Connection 7/16″ – UNF
Overload 6.0 bar/87 psi (relative: 5.0 bar/72 psi)
General technical data
Connection Bluetooth 5.0
Bluetooth® range 130 m
Storage temperature -20 °C to +50 °C
Operating temperature -10 °C to +50 °C
Battery type 3 AAA microcells
Battery life 39 h
Auto power off After 10 minutes when not connected via Bluetooth
Protection class IP54
Dimensions 150 x 32 x 31 mm
Weight 142 g
