TESTO 552i User Manual

9 Technical data
25
Feature Values
Resolution 0.01 hPa / 0.01 inch wc
Measurement rate 2/sec
Available units of
measurement
mbar, hPa, Pa, mmHg, inHg, in WC, psi, mmWC
In conjunction with Pitot tube (optional): m/s, fpm,
m³/h, cfm, l/s
Storage temperature -20 °C to 60 °C / -4 to 140 °F
Operating temperature -20 °C to +50 °C / -4 to 122 °F
Battery type 3 micro batteries AAA
Battery life 150 hrs
Dimensions 148 × 36 × 23 mm
Directives, standards
and tests
EU guideline: 2014/30/EU
RED: 2014/53/EU
RoHS: 2011/65/EU + (EU) 2015/863
9.2.8. testo 115i
Feature Values
Measuring range -40 to 150 °C / -58 to 302 °F
Accuracy ± 1 digit ± 1.3 °C (-20 to 85 °C)
± 2.34 °F (-4 to 185 °F)
Resolution 0.1 °C / 0.1 °F
Measurement rate 1/sec
Available units of
measurement
°C, °F
Storage temperature -20 °C to 60 °C / -4 to 140 °F
Operating temperature -20 °C to +50 °C / -4 to 122 °F
Battery type 3 micro batteries AAA
Battery life 150 h
Dimensions 183 mm × 90 mm × 30 mm
max. 35 mm pipe diameter
Directives, standards
and tests
EU guideline: 2014/30/EU
RED: 2014/53/EU
RoHS: 2011/65/EU + (EU) 2015/863
www.calcert.com sales@calcert.com1.800.544.2843
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TESTO 552i Specifications

General

Measurement Range	0 to 26.66 mbar / 0 to 20000 microns
Connectivity	Bluetooth® 5.0
Battery Type	2 x AA batteries
Protection Class	IP54
Operating Temperature	-10 to 50 °C
Resolution	1 micron
Storage Temperature	-20 to +60 °C
Measurement Parameters	Vacuum
Temperature Range	0°C to +50°C
Resolution Pressure	0.01 hPa
Accuracy	+/- 10 microns (100 to 1000 microns)