JUMO 202580, Installation Instructions Manual

Page: 34 / 82

14 Calibrating ammonia sensors
34
14.3 Ammonia calibration routines
14.3.1 Zero-point calibration
NOTE!
You must be logged in with corresponding user rights to perform calibrations.
v
Chapter 8.2.1 "Log-on/Log-out", Page 74
Step Action
1 Start the Zero-point calibration.
Device menu
r
Calibration
r
Select Analysis Input for pH/Redox/
NH
3
r
Zero-Point Calibration
2 Clean the ammonia electrode and immerse it in the ammonia-free
test solution. Wait until the measuring value displayed stabilizes
and then confirm the result of the measurement by pressing "OK".
3 A protocol summarizing the calibration values determined then ap-
pears. Acknowledge the protocol by pressing "OK".
Failed calibrations are canceled at this point and discarded.
4 Press "Yes" to accept the Calibration values determined and enter
the Calibration in the Calibration logbook.
Press "No" to discard the results.