When carrying out maintenance or installation work on refrigeration systems and heat pumps, are you increasingly noticing that the use of analog manifolds is laborious and time-consuming? If so, the testo 549, our entry-level digital manifold, is the perfect choice for you. This 2-way manifold can be used for 60 refrigerants and offers practical solutions for your everyday work:
testo 549 digital manifold including calibration protocol and batteries.
Technical data | |
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Measuring range |
-50 to +150 °C |
Accuracy |
±0.5 °C |
Resolution |
0.1 °C |
Probe connection |
2 x plug-in (NTC) |
Technical data | |
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Measuring range |
-1 to +60 bar |
Accuracy |
±0.5 % fs |
Resolution |
0.01 bar |
Probe connection |
3 x 7/16" – UNF |
Overload rel. (high pressure) |
65 bar |
Technical data | |
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Measuring range |
-1 to 0 bar |
Technical data | |
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Protection class |
IP42 |
Warranty |
2 years |
Battery life |
250 h (without illumination, without Bluetooth®) |
Refrigerants in instrument |
60 profiles:; R508A; R417A; R407D; R422C; Ra11A; R422D; R412A; R401B; R290; R421A; R420A; R426A; R600a; R407B; R1234ze; R404A; R427A; R744 (CO₂); R507; R401C; R227; R437A; R125; R406A; R134a; R407A; R422A; R11; R422B; R161; R422B; R402B; R414B; R508B; update by Testo Service; R22; R438A; R1234yf; R12; R123; R401A; R409A; R407C; R408A; R14; R502; R32; R152A; R718 (H₂O); R402A; R434A; R410A; R600; R142B; R413A; R503; R416A; R424A; R407F; R13B1 |
Storage temperature |
-20 to +60 °C |
Weight |
1060 g |
Dimensions |
200 x 109 x 63 mm |
Operating temperature |
-20 to +50 °C |