552i –App-controlled wireless vacuum probe
Wireless vacuum measurements via just one service port: The testo 552i app-controlled vacuum probe with Bluetooth enhances the Testo Smart Probes portfolio. It delivers reliable measurement results, is robust and easy to use – the vacuum probe provides optimum support for proper evacuation of refrigeration and air conditioning systems and heat pumps.
Identify vacuum quickly and easily by means of the graphical display in the App or on the digital manifold screen
Connects automatically via Bluetooth® to the testo Smart App and digital manifolds
Exceptionally compact and reliable thanks to the robust, easy-to-handle housing with IP 54 protection class
Easy installation at any service port thanks to the integrated 45° angle
The testo 552i wireless vacuum probe allows simple measurement of system evacuation via a single service port. The testo 552i automatically connects to the testo 550s and 557s digitam manifolds and can also be used in conjunction with the 550i via the smart app.
App-controlled testo 552i wireless vacuum probe, including batteries and calibration protocol
Specifications
| Absolute Pressure | | Measuring range | 0 to 26.66 mbar / | | 0 to 20000 micron | | Accuracy | ±10 micron + 10 % of mv (100 to 1000 micron) | | ±(1 | | Resolution | 1 micron (0 to 1000 micron) / | | 10 micron (1000 to 2000 micron) / | | 100 micron (2000 to 5000 micron) / | | Overload | absolute: 6.0 bar / 87 psi | | (relative: 5.0 bar / 72 psi) | | General technical data | | Weight | 142 g | | Dimensions | 150 x 32 x 31 mm (LxWxH) | | Operating temperature | -10 to +50 °C | | Protection class | IP54 | | System requirements | requires iOS 13.0 or newer; requires Android 8.0 or newer; requires mobile end device with Bluetooth 4.2 | | Product colour | black/orange | | Auto-off | 10 min* | | Battery type | 3 AAA micro batteries | | Battery life | 39 h | | Connection | 7/16“ UNF | | Interface | Bluetooth® 4.2 | | Storage temperature | -20 to +50 °C |
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