Hach-Lange 5341 User Manual
Page 5
Measuring range
0 to 14 pH
Operating temp.
0 to 80 °C
Max. pressure
6 bar
Reference element
cartridge
Diaphragm
ceramic
Electrolyte
gel
Body material
glass
Thread
PG 13,5
Connector
S8
Min. immersion depth
17 mm
5
GB
... impossible to perform calibration.
... very slow response.
Dirt on the diaphragm or the mem-
brane.
De-hydrated membrane.
Electrode ageing or wear.
Clean, regenerate, replace the elec-
trode.
Storage
The connector should be protected from
humidity by the protective cap
.
Place the electrode in the storage protec-
tor
with KCl 3M.
Specifications
Applications
Water containing fluoride.
Warning. The resistance of the
membrane is directly related to the HF
concentration and the pH of the sample
(see ).
Limitations
Viscous solutions or samples with colloids.
Distilled water.
CERTIFICATE OF QUALITY
The attached electrode 53 41 has passed
the quality test and follows the next speci-
fications:
• Asymmetry potential < ± 15 mV.
• Sensitivity, pH 4 to 7 (at 25 ˚C) > 98%.
• Response time, pH 4 to 7 < 20 s.
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