Xylem WTW K 800 DIN Instrucciones De Operación página 21

K 800
Measured value
unstable
ba15360d04 12/2021
Store the reference electrode according to the instructions in its
operating manual.
Recommended accessories
Description
Exchange membrane cap for
potassium combination electrode K 800
Bridge electrolyte
ISA sample conditioning solution for K
measurement
Standard solution 10 g/L potassium
Calibration line of a calcium ion sensitive
electrode
0.1 1
-5
10 10
What to do if ...
Cause
– Inner junctions not
sufficiently wetted with
bridge electrolyte
+
~58 mV
10-fold concentration change 10-fache Konzentrationsänderung
10 100 1000
-4 -3 -2 -1
10
10
10
Remedy
– Fill up bridge electrolyte until the inner
junctions are covered with bridge
electrolyte
Model Order no.
K 800/AT 106672
ELY/BR/503 106 575
ISA/K 106580
ES/K 120210
+
mg/l K
+
mol/l K
Aging
21