testo 557 - this model has been discontinued

Order-Nr.  0563 5572

This model has been discontinued. We suggest these replacement products:

Product Description

This model has been discontinued.

 

Temperature

Measuring range

-50 to +150 °C

Accuracy

±0.5 °C (±1 Digit)

Resolution

0.1 °C

Probe connection

2 x Plug-in (NTC)

Pressure measurement

Measuring range

50 bar

Accuracy

±0.5 % fs (±1 Digit)

Resolution

0.0 bar / 0.1 psi

Probe connection

3 x 7/16" – UNF + 1 x 5/8'' – UNF

Overload rel. (low pressure)

52 bar

Overload rel. (high pressure)

52 bar

Low pressure rel.

50 bar

High pressure rel.

50 bar

Vacuum measurement

Accuracy

1 % fs

Resolution

1 hPa / 1 mbar / 500 micron

General technical data

Dimensions

280 x 135 x 75 mm

Operating temperature

-20 to +50 °C

Protection class

IP42

Battery life

Approx. 150 h (without illumination)

Pressure media

CFC; HFC; N; H₂O; CO₂

Refrigerants in instrument

R12; R22; R123; R134a; R227; R290; R401A; R401B; R402A; R402B; R404A; R406A; R407A; R407C; R408A; R409A; R410A; Ra11A; R413A; R414B; R416A; R417A; R420A; R421A; R421B; R422A; R422B; R422D; R424A; R427A; R434A; R437A; R438A; R502; R503; R507; R600; R600a; R718 (H₂O); R744 (only in the permitted measurement range up to 50 bar); R1234yf; update by Testo Service

Storage temperature

-20 to +60 °C

Weight

1200 g