TESTO 550 Multimeter (temperature, pressure, vacuum)
Measuring range | -58° to +302 °F / -50 to +150 °C |
Accuracy | ±0.9 °F / ±0.5 °C |
Resolution | 0.1 °F / 0.1 °C |
Probe connection | 2 x Plug-in (NTC) |
| Pressure measurement | |
|---|---|
Measuring range | -15 to 870 psi / -1 to 60 bar |
Accuracy | ±0.5 % of full-scale value |
Resolution | 0.14 psi / 0.01 bar |
Probe connection | 3 x 7/16" – UNF |
Overload rel. (high pressure) | 943 psi / 65 bar |
| Vacuum | |
|---|---|
Measuring range | -15 to 0 psi / -1 to 0 bar |
| General technical data | |
|---|---|
Weight | 109.91 oz. / 3116 g |
Dimensions | 7.9 x 4.3 x 2.5 in. (t4) / 200 x 109 x 63 mm |
Operating temperature | -4° to 122 °F / -20 to +50 °C |
Protection class | IP42 |
System requirements | requires iOS 7.1 or newer; requires Android 4.3 or newer; requires mobile end device with Bluetooth 4.0 |
Product colour | Black |
Battery life | 250 h (without illumination, without Bluetooth®, without vacuum probe) |
Refrigerants in instrument | R114; R12; R123; R1234yf; R1234ze; R124; R125; R13; R134a; R22; R23; R290; R32; R401A; R401B; R402A; R402B; R404A; R407A; R407C; R407F; R407H; R408A; R409A; R410A; R414B; R416A; R420A; R421A; R421B; R422B |
Refrigerants update via App | R11; FX80; I12A; R1150; R1270; R13B1; R14; R142B; R152A; R161; R170; R227; R236fa; R401C; R412A; R407B; R407D; R412A; R41; Ra11A; R412A; R413A; R417A; R417C; R422A; R426A; R508A; R508B; R600; RIS89; SP22 |
Storage temperature | -4° to 140 °F / -20 to +60 °C |
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