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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.
The 550s is the top of the range 2-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.
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
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 60 x 121 x 210 mm
Bluetooth range Up to 100 m