Data Sheet

11 Technical data
71
Feature Value
Measuring ranges
HP/LP pressure measuring range: -100 to
6000 kPa/-0.1 to 6 Mpa/-1 to 60 bar (rel)/-14.7
to 870 psi
Temperature measuring range: -50 to +150 °C
/ -58 to 302 °F
Temperature measuring range of testo 115i:
-40 to +150 °C / -40 to 302 °F
Vacuum measuring range: 0 to 20,000 microns
Overload 65 bar; 6500 kPa; 6.5 MPa; 940 psi
Resolution Resolution pressure: 0.01 bar/0.1
psi/1 kPa/0.001 Mpa
Resolution temperature: 0.1 °C / 0.1 °F / 0.1 K
Vacuum resolution:
1 micron (from 0 to 1000 microns) 10 microns
(from 1000 to 2000 microns) 100 microns (from
2000 to 5000 microns) 500 microns (from 5000
to 10,000 microns) 5000 microns (from 10,000
to 20,000 microns)
Accuracy (nominal
temperature 22 °C/71.6 °F)
Pressure: ±0.5% of full scale value (±1 digit)
Temperature (-50 to 150 °C): ±0.5 °C (±1 digit),
±0.9 °F (±1 digit),
testo 115i temperature: ±2.3 °F (-4 to 185 °F) /
±1.3 °C (-20 to +85 °C),
Vacuum: ±(10 microns + 10% of m.v.)
(100 to
1000 microns)
Measurable media
Measurable media: all media that are stored in
the testo 557. Not measurable: ammonia
(R717) and other refrigerants which contain
ammonia.
Ambient conditions
Operating temperature: -20 to 50 °C / -4 to
122 °F
-10 to 50 °C / 14 to 122 °F (vacuum)
Storage temperature: -20 to 60 °C / -4 to
140 °F
Humidity application range: 10 to 90 %RH
Housing
Material: ABS/PA/TPE
Dimensions: approx. 235 x 121 x 80 mm
Weight: 930 g (without batteries)
IP class
54