K-Patents PR-21-S - Manual (Page 124)

118 PR-21-S instruction manual
If verification is successful, i.e. all measurements are within ±0.0006 of the nomi-
nal values, you get the message
VERIFICATION OK , see Figure 12.6 below.
Figure 12.6 Verification completed successfully (here only with one R.I. liquid)
Note: The sensor verification concerns only the refractive index n
D
measurement.
The calculation of concentration from n
D
and process temperature TEMP is not
included, see Section 6.6, “Calibrating the concentration measurement”.
If the verification fails, please see section 12.4 for corrective action.
12.3 Sensor verification certificate
The DTR stores the most recent verification done on the DTR and the results of
that verification can be viewed and printed on the instrument homepage by fol-
lowing the Verification link on the link bar. (For more information on the instru-
ment homepage, see Chapter 11.)
Figure 12.7 Instrument verification page open in a browser (example)