Hach 50 12 T Manual Del Usuario página 11

If an electrode has too short lifespan, less than three months,
ask us about it. Probably there is a more suitable electrode for
the application.
Specifications
pH measuring range
Operating temp.
Reference element
Diaphragms
Electrolyte
Body material
Min. immersion depth
Temperature sensor
Applications
Aqueous samples in general.
Limitations
Viscous solutions or samples with colloids.
Distilled water.
Samples containing sulphides.
Samples with reducing substances.
Warranty
HACH guarantees this electrode against manufacturing defects.
Validity: 6 months from shipment date.
Limitations:
• Accidental damage.
• Inadequate applications.
• Non-fulfilment of the recommendations.
• Normal wear and tear of the electrode.
QUALITY CERTIFICATE
The attached electrode 50 12 T has passed the quality test and
follows the next specifications:
• Asymmetry potential < ± 15 mV.
• Sensitivity, pH 4...7 (at 25 ˚C) > 98%.
• Response time, pH 4...7 < 20 s.
• Temperature error
≤
0.5 ˚C.
0 ... 14
0 ... 80 °C
Ag/AgCl wire
ceramic, 1
KCl 3M Sat. AgCl
glass
20 mm
Pt 1000
11