Product Code: TES05605522
Available In 3-7 Days
The testo 552 is a digital vacuum measuring instrument for the evacuation of refrigeration systems and heat pumps. It measures even the smallest absolute pressures and provides highly precise information on the status of the dehumidification of a system (removal of foreign substances, incl. oils or foreign gases). Its robust construction makes it suitable for daily use, and protects from dirt and water.
In addition to the above, the new version of the testo 552 connects via Bluetooth with the testo Smart Probes App on your smartphone or tablet. This allows you to monitor the absolute pressure reached during the evacuation and measurement results are documented in the App and sent by e-mail report.
The App turns your smartphone/tablet into the display of the testo 510i. The operation of the measuring instrument as well as the display of the measurement values take place by Bluetooth via the Testo Smart Probes App on your smartphone or tablet – independently of the measurement location.
In addition to this, you can use the App to create measurement reports, add photos and comments to these, and send them by e-mail. The Testo Smart Probes App is completely free and is available for iOS from the App Store and Android via Google
Testo 552 Digital Vacuum Gauge | |
Measurement Range (Vacuum) | 1100 to 0 mbar / 825,080 to 80 micron |
Accuracy Vacuum ±1 Digit (at 22°C, trust level 95%) | 0 to 1,33 hPa / 0 to 1.000 micron: up to ±10 micron 0 to 200 hPa / 0 to 15,0000 micron: ±0.3% FS = ±0.6 hPa 200 to 1,100 hPa / 15,0000 to 825,080 micron: ±0.3% FS = ±3.3 hPa |
Resolution Vacuum | 0.01hPa / 10 micron |
Overload Vacuum | Absolute: 6 bar / 87 psi (relative: 5 bar / 72 psi) |
General Specs | |
Storage Temperature | -20 to +50°C |
Operating Temperature | -20 to +50°C |
Dimensions | 250 x 165 x 55mm |
Weight | Approx 500g |
Protection Class | IP42 |
Battery Type | 2 x AA batteries |
Battery Life | 2400 hours (approx 130 hours with backlight activated) |
Connection | 2 x 7/16" UNF 1 x MiniDin (connection to Testo 570) |
Sensor | Absolute pressure sensor |
Parameters | mmHg, Torr, mbar, hPa, micron, inH20, inHg, Pa |
Measuring Rate | 0.5s |
Warranty | 2 years |
UK Mainland | Order by 2pm for Next Day Delivery* |
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Under £25.00 | £4.50 |
Over £25.00 | FREE |
UK Highlands & Islands | Order by 2pm for Next Day Delivery* |
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Under £80.00 | £15.00 |
Over £80.00 | FREE |