6 | Maintenance Handheld conductivity measuring device
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laboratories which have demonstrated their expertise in accordance with DIN EN ISO/
IEC 17025. The ISO calibration includes any necessary adjustment with the purpose
of minimising a deviation of the measuring device.
DAkkS calibration certificates are accompanied with a list of individual measurements
before and after the adjustment, documentation and, if applicable, graphic representa-
tion, calculation of the expanded measuring uncertainty and traceability to the national
standard.
NOTE
The product is delivered with a test report. This confirms that the measuring device
has been adjusted and tested.
NOTE
Only the manufacturer can check the basic settings and make corrections if neces-
sary.