Hach-lange PHC735 Manuel d'utilisateur télécharger pdf

User Manual

DOC022.52.80434

PHC735

Safety information

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 Details

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

Body material Glass

pH range pH 0 to 14

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

0.01 or Slow: 0.001

pH accuracy ±0.01 pH

Sodium (alkalinity) error <0.3 pH at pH 13 in 0.1 M NaOH

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

Isopotential point pH 6.00

Temperature compensation 30 kΩ NTC thermistor

Temperature accuracy ±0.3 °C (±0.54 ° F)

Operating temperature –10 to 110 °C (14 to 230 °F)

Storage temperature 5 to 40 °C (41 to 104 °F)

Junction type High-flow annular porous ring

Reference type Red Rod

Electrolyte Refillable, saturated KCl

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User ManualDOC022.52.80434PHC735Safety informationW A R N I N G Chemical exposure hazard. Obey laboratory safety procedures and wear all of thepersona

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