TESTO 552 User Manual

2 General technical data
7
2 General technical data
Feature Values
Vacuum measuring range 0 to 26.66 mbar / 0 to 20,000 microns
Sensor overload (relative) 5 bar / 72 psi
Vacuum resolution 1 micron (from 0 to 1,000 microns)
10 microns (from 1,000 to 2,000 microns)
100 microns (from 2,000 to 5,000 microns)
500 microns (from 5,000 to 10,000 microns)
5,000 microns (from 10,000 to 20,000 microns
Vacuum accuracy ±(10% of m.v. +10 microns) (100 to
1,000 microns)
Operating temperature -10 to 50 °C / 14 to 122 °F
Storage temperature -20 to 50 °C / -4 to 122 °F
Temperature measuring
range
-10 to 50 °C / 14 to 122 °F
Temperature resolution 0.1 °C / 0.1 °F
Battery life 50 h (without background illumination and
Bluetooth)
Protection class IP 42
Parameter mmHG, Torr, mbar, hPa, micron, inH2O, inHg.
Pa
Measuring cycle 0.5 sec
Sensor 1× Pirani sensor
Connections - 2× 7/16" UNF
- 1x MiniDIN (t570)
Warranty 2 years
Warranty terms: see website
www.testo.com/warranty
Setting values alarm treshold
Unit Setting range Resolution
mbar / hPa 0 - 7,5 0,05
micron 0 - 7500 50

TESTO 552 Specifications

General

Type	Digital Vacuum Gauge
Measurement Range	0 to 26.66 mbar / 0 to 20000 microns
Battery Type	2 x AA batteries
Display	LCD
Bluetooth	Yes
Protection Class	IP40
Storage Temperature	-20 to +70 °C
Resolution	1 micron (0 to 1000 microns)
Operating Temperature	-10 to +50 °C
Accuracy	±10 microns + 10% of m.v. (100 to 1000 microns)