TESTO 552 User Manual

2 General technical data
8
2.1 Bluetooth module
The use of the wireless module is subject to the regulations and
stipulations of the respective country of use, and the module may only
be used in each case in countries for which a country certification has
been granted.
The user and every owner undertake to adhere to these regulations and
prerequisites for use, and acknowledge that the re-sale, export, import,
etc. in particular in, to or from countries without wireless permits, is
their responsibility.
Feature Value
Bluetooth
Range 20 m (free field)
(Varies depending on the capability of the
mobile terminal device used.)
Bluetooth type
LSD Science & Technology Co., Ltd
L series BLE module (08 May 2013) based on
TI CC254X chip
Qualified Design ID D030430
Bluetooth radio class Class 3
Bluetooth company 10274

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)