testo 557s 4-way valve block refrigeration pressure gauge & bluetooth

Easier, more flexible measurements and documentation: With the testo 557s digital refrigeration pressure gauge with Bluetooth and 4-way valve block, you will be fully equipped for your measurement tasks in the field. Operation, maintenance and upkeep of refrigeration/air conditioning & heat pump systems.

testo 557s – Smart digital refrigeration pressure gauge with Bluetooth and 4-way valve block

Helps perform quick measurements on refrigeration systems, air conditioners and heat pumps
Large graphic display for easy reading and evaluation of measurement results
Built-in guided menus help you perform measurements quickly and enable you to automatically determine key system parameters such as overheating, pressure drop testing or vacuum extraction.
Process with maximum flexibility for your applications: Bluetooth probe for temperature, pressure and humidity measurement connects automatically to digital refrigeration pressure gauge via bluetooth
testo Smart App: Create digital documents right on your device, stay up to date with the latest refrigerants thanks to the app
Continuous high performance operation in all conditions: You can have complete confidence in the digital refrigeration pressure gauge from Testo

See instructions from experts now:

@nooberhvac

There is no such thing as "feeling" cold or not cold! All are expressed in parameters😉 # refrigeration #hutchankhongmaylanh #napgastudong #tinhbtu #hvac #testohvacrtools #testo550s #testo560itessto552i #testo115i #testo605i #testo410i #appiontools

♬ Dj Numb – Dj suwandi

Temperature
Measuring range	-50 to +150 °C
Accuracy	± 0.5 °C
Resolution	0.1 °C
Connect ability	2 x Plug ports (NTC)

Pressure
Measuring range	-1 to 60 bar
Accuracy	± 0.5 %fs
Resolution	0.01 bar
Connect ability	3 x 7/16” – UNF + 1 x 5/8” – UNF
Overload Rel. (high pressure)	65 bars

General specifications
Weight	1243 g
Size	229 x 112.5 x 71 mm (LxWxH)
Operating temperature	-20 to +50 °C
Protection level	IP54
Product color	Black
Automatically turns off	10 minutes*
Battery type	4 x AA type batteries
Battery life	250 hours without screen light, without Bluetooth^®; 100 hours with light and Bluetooth ^®
Radio connection range	150 m
Pressure means	CFC
Refrigerant in the device	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
System requirements	Requires iOS 7.1 or later; Requires Android 4.3 or higher; requires mobile terminal with Bluetooth 4.0 Requires iOS 11.0 or later; Requires Android 6.0 or higher; requires mobile terminal with Bluetooth 4.0
Update refrigerant via app	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
Storage temperatures	-20 to +60 °C