• vacuum measuring range: 0 to +26.66 mbar / 0 to 20 000 microns
• sensor overload: abs. 6 bar / 87 psi (relative: 5bar / 72 psi )
• vacuum resolution: 1 micron ( 0...1000 microns ); 10 microns ( 1000...2000 microns )
• vacuum accuracy: ±10 microns + 10 % of m.v. (100 to 1 000 microns)
• operating temperature: -20...+50°C
• power : 2xAA batteries / lifetime: 2400h ( 130h with backlight )
• measuring rate: 0,5s
• units: mmHg, torr, mbar; hPa, micron, inH2O, Pa
• sensor: Pirani sensor
• connections: 2 x 1/4" SAE (7/16" UNF) 1 x mini - DIN (connection to testo 570)
• App: IOS 8.3 ; Android 4.3 or newer
( 0560 5522 )

• more information: Testo 552