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Order number: 0564 5570
The testo 557s digital manifold with Bluetooth and a 4-way valve block features a large graphic display, a compact, robust housing, guided measurement menus and the testo Smart App.
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Easier, more flexible measurements and documentation: With the testo 557s digital manifold with Bluetooth and 4-way valve block, you‘ll be ideally equipped for your measuring tasks in the field of commissioning, servicing and maintenance of refrigeration and air conditioning systems and heat pumps.
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Temperature
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Measuring range
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-50 to +150 °C
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Accuracy
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±0.5 °C
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Resolution
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0.1 °C
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Probe connection
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2 x Plug-in (NTC)
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Pressure measurement
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Measuring range
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-1 to 60 bar
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Accuracy
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±0.5 % fs
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Resolution
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0.01 bar
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Probe connection
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3 x 7/16" – UNF + 1 x 5/8'' – UNF
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Overload rel. (high pressure)
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65 bar
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General technical data
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Weight
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1243 g
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Dimensions
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229 x 112.5 x 71mm (LxWxH)
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Operating temperature
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-20 to +50 °C
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Protection class
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IP54
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Auto-off
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10 minutes*
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Battery type
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4 x type AA batteries
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Battery life
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250 h with no illumination, no Bluetooth®h (without illumination, without Bluetooth®, without vacuum probe); 100 h with illumination and Bluetooth®
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Radio range
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150 m
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Pressure media
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CFC
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Refrigerants in instrument
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R1234yf; R744 (CO₂); R437A; R503; R452A; R500; R114; R444B; R407H; R422B; R434A; R410A; R290; R449A; R401B; R407F; R13; R123; R718 (H₂O); R404A; R125; R416A; R421B; R422C; R448A; R22; R407A; R409A; R12; R454B; R414B; R442A; R1233zd; R420A; R424A; R458A; R427A; R450A; R124; R502; R1234ze; R600a; R23; R402B; R455A; R454A; R407C; R453a; R513A; R401A; R422D; R402A; R507; R454C; R408A; R421A; R134a; R32; R452B; R438A
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System requirements
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requires iOS 7.1 or newer; requires Android 4.3 or newer; requires mobile end device with Bluetooth 4.0
requires iOS 11.0 or newer; requires Android 6.0 or newer; requires mobile end device with Bluetooth 4.0
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Refrigerants update via App
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R11; FX80; I12A; R1150; R1270; R13B1; R14; R142B; R152A; R161; R170; R227; R236fa; R245fa; R401C; R406A; R407B; R407D; R41; R411A; R412A; R413A; R417A; R417B; R417C; R422A; R426A; R508A; R508B; R600; RIS89; SP22
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Storage temperature
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-20 to +60 °C |
* when not connected via Bluetooth
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