Description
Details
Product Description
testo 552i – App-controlled wireless vacuum probe
- For wireless, hose-free vacuum measurements on refrigeration and air conditioning systems and heat pumps using just only one service port – with no loss of refrigerant
- testo Smart App – get an overview of everything: Detect vacuum quickly and easily via a graphic illustration in the app, with an alert in the event of any critical values, e.g. through vibration of the smartphone
- Automatic connection via Bluetooth: The probe connects to the testo Smart App or to the appropriate digital manifold from Testo, e.g. testo 557s, testo 550s – so you can also read measured values conveniently on your manifold’s large display
- Convenient, robust housing with protection class IP 54
- Built-in 45° angle for easy installation at any service port
- Continuously high performance in all conditions: You can depend on this wireless vacuum probe from Testo – it combines proven Testo quality with excellent robustness
Delivery Scope
Technical Data
| 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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