Datasheet-testo-557-NEW-EN0 pages

We measure it.

Digital manifold

testo 557 – the Bluetooth
manifold for commissioning,
service and maintenance

App integration via Bluetooth for fast and convenient

bar

micron

psi

kPa

°C/°F

MPa

hPa

inch Hg

monitoring and reporting on site
Refrigerant update in the instrument via App
4-way valve block for fast and efficient work
External vacuum probe supports evacuation of the system
with highly precise measurement
250 hours' battery life

The new testo 557 opens up new possibilities for efficient

The external probe for highly precise vacuum

analysis and documentation – with the Bluetooth App

measurements is also new. The new digital manifold testo

integration. The wireless connection allows users to read off

557 is suitable for all measurements on a refrigeration

the measurement data on a Smartphone or tablet, and to

system or heat pump. The manifold has a robust 4-way

work more quickly and conveniently. In addition to this, the

valve block with additional connection possibilities, for

user can finalize and send the measurement report directly

example for a vacuum pump or a refrigerant bottle. This

on site. The App alows the list of stored refrigerants to be

provides a considerable handling advantage, and enables

updated, for example.

fast, safe and efficient work in commissioning, service and
maintenance.

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