TESTO 315-3, Instruction Manual

Page: 12 / 24

4 Product description
12
4.1.2. Display
1 Status information
Icon Function
Battery capacity: 100% / 66% / 33%, <10%
Micro USB mains unit is connected.
Alarm off, alarm on
Flashes: the alarm threshold is exceeded
Data transfer
Data transfer enabled
Lights up: information
Flashes: error message
Differential measurement
calibration Flashes: adjust CO
2
sensor in fresh air.
CO
2
sensor should be adjusted in
fresh air after 120 operating hours.
2 Measuring functions
3 Display of
CO measuring value, humidity, dew point, date (day
and month), hours and minutes, measurement parameter
4 Display of CO
2
measuring value, adjustment value,
temperature, year, measurement parameter.
5 Settings