Safety information. Hach PHC 805

User Manual

PHC805

Safety information

DOC022.5

3.80436

W A R N I N G

Chemical exposure hazard. Obey laboratory safety procedures and wear all of the personal protective equipment appropriate to the chemicals that are handled. Refer to the current safety data sheets (MSDS/SDS) for safety protocols.

C A U T I O N

Personal injury hazard. Glass components can break. Handle with care to prevent cuts.

Precautionary labels

Read all labels and tags attached to the instrument. Personal injury or damage to the instrument could occur if not observed. A symbol on the instrument is referenced in the manual with a precautionary statement.

Electrical equipment marked with this symbol may not be disposed of in European domestic or public disposal systems. Return old or end-of-life equipment to the manufacturer for disposal at no charge to the user.

Specifications

Specifications are subject to change without notice.

Specifications

Probe type

Body material pH range pH resolution pH accuracy

Sodium (alkalinity) error

Slope

Details

Digital combination glass pH probe with refillable electrolyte and built-in temperature sensor

Glass pH 0 to 14

User-selectable stabilization time and resolution—Fast: 0.1, Fast: 0.01, Medium: 0.01, Slow:

0.01 or Slow: 0.001

±0.02 pH

<0.3 pH at pH 13 in 0.1 M NaOH

–59 mV/pH (85 to 115% at 25 °C (77 °F) per Nernstian theoretical value)

Isopotential point pH 7.00

Temperature compensation 30 kΩ NTC thermistor

Temperature accuracy

Operating temperature

±0.3 °C (±0.54 ° F)

0 to 80 °C (32 to 176 °F)

Storage temperature

Junction type

Reference type

Electrolyte

5 to 40 °C (41 to 104 °F)

Porous pin

Ag/AgCl

Refillable, 3 M KCl

1