Testo 557s | Manifold

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The 557s is the top of the range 4-way digital manifold from Testo.  It comes with a large easy to read graphical display that helps the user determine important system parameters such as superheating and subcooling.  The instrument has built-in Bluetooth capabilities which facilitates the linking of the manifold to other Testo devices such as the 115i temperature clamps which makes this product the ideal tool for todays professional refrigeration engineer.

Features

  • Free to download App for remote viewing and creation of digital documentation
  • Compact professional measuring instruments from the Testo Smart Probes series for use with smartphones/tablets
  • Application-specific menus: superheating/subcooling (requires temperature probes)
  • Measurement data analysed and sent via testo Smart Probes App
  • More than 90 common refrigerants stored in the Testo Smart Probes App, plus refrigerant updates
  • 100 m Bluetooth range for particularly flexible applications

Technical specification

Sensor type      Pressure

Measuring range      -1 to 60 bar

Accuracy (at 22 °C)      ±0.5% fs

Resolution      0.01 bar

Overload  pressure     65 bar

Testo smart App system requirements      Mobile device requires iOS 11.0 or newer, or Android 6.0 or newer operating systems; Device also needs Bluetooth 4.0 capabilities

Pressure connections       x3 - 7 / 16 in. - UNF and x1 5/8 in. UNF

Battery type       x4 AA batteries

Battery life       100 hours typical with backlight and Bluetooth, 250 hours typical without.

Storage temperature       -20 to +60 °C

Operating temperature       -10 to +50 °C

Dimensions       71 x 112.5 x 229 mm

Bluetooth range       Up to 100 m

Testo 560i | Refrigerant scales
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Available to buy now are the Testo App controlled digital refrigerant scales and intelligent valve for automatic charging of refrigeration systems and heat pumps
Testo 550s | Manifold
Testo 550s | Manifold
Available to buy is the Testo 550s 2-way valve block digital manifold with graphical display that allows engineers to see multiple measurement parameters in a single glance.

Support documents

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Testo 550s and 557s digital manifold user manual.pdf Testo 550s and 557s digital manifold user manual
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Testo 557s manifold data sheet.pdf Testo 557s manifold data sheet
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Testo smart probe smart device compatibility list.pdf Testo smart probe smart device compatibility list
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