Datasheet

testo 104
Subject to change without notice.
www.testo.com
0981 9474/msp/I/01.2018
Technical data
testo 104
The testo 104 is the first waterproof folding
thermometer!
It offers handy, practical and strong
support when carrying out monitoring
measurements.
Part no. 0563 0104
General technical data
Operating temperature -20 to +60 °C
Storage temperature -30 to +70 °C
Battery type 2 AAA micro batteries
Battery life 100 h (typically at +25 °C
without display illumination)
Dimensions
Probe length /
diameter
Probe tip diameter
265 x 48 x 19 mm (probe folded out)
163 x 48 x 19 mm (probe folded away)
106 mm / Ø 3 mm
32 mm / Ø 2.3 mm
Display LCD, 1 line, illuminated
Reaction time 10 s (in moving liquid)
Further functions Auto hold, hold, min./max.
Switch on/off With folding mechanism (approx.
30°) / Auto off after 60 mins
Housing material ABS / TPE / PC, diecast zinc, stainless steel
Weight 165 g
Protection class IP65
Standard EN 13485
Sensor type NTC
Measuring range
Accuracy
±1 digit
Resolution
-50 to +250 °C
±1.0 °C (-50 to -30.1 °C)
±0.5 °C (-30 to +99.9 °C)
±1 % of m.v. (+100 to +250 °C)
0.1 °C / °F / °R