Bosch C 60 Manual page 117

C 60 Online Measurement
C 60 Online Measurement + Calibration
Online calibration of measurement channels

Analog sensors drift with age, temperature, etc.

Manual calibration is necessary

Solution: online offset calibration

Example: acceleration sensor

Acc
Sensor datasheet:
400mV/G
Offset 2500mV
Motorsport
117
Internal | BEG/EMS1 CsM | 6/4/2010 | © Bosch Engineering GmbH 2009. All rights reserved, also regarding any disposal, exploitation,
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Due to sensor drift:
at 0G physical
U =2400mV
IN
sensor output
U
IN
Offset calibration
At 0G physical
Acc
0G measurement
U
IN