CA76NA
Commissioning
Hauser
27
5.
NOTICE
Risk of damaging the electrodes during the installation and removal procedure
‣
Exercise care when inserting the electrodes into, and removing the electrodes
from, the chambers of the flow through cell.
‣
Do not touch against the glass bulbs of the electrodes.
‣
The electrodes are very fragile. Exercise great care when handling the electrodes.
‣
Avoid air bubbles in the glass bulbs. If air bubbles are present, hold the electrode
in a vertical position and shake it gently to remove the bubbles.
‣
Do not allow the glass bulbs of the electrodes to become dry. Fit the electrodes
with the protection caps after removal.
‣
Protect the cable connections and plugs against corrosion and moisture.
Carefully insert the electrode as far as it will go into the left-hand chamber (sodium)
or right-hand chamber (pH).
6. Tighten the screw connection by hand.
8.1.3
Connecting reagent bottles
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WARNING
Contact of chemicals with eyes and skin, and inhalation of vapors
Damage to the skin, eyes and respiratory organs
‣
Wear protective goggles, protective gloves and a lab coat when working with chemicals.
‣
Avoid any skin contact with chemicals.
‣
Do not inhale any vapors.
‣
Ensure the area is well ventilated.
‣
Comply with further instructions in the safety data sheets for the chemicals used.
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CAUTION
Fire hazard
‣
Make sure there are no sources of ignition, e.g. hot surfaces, in the vicinity
‣
Do not smoke
NOTICE
Escaping chemicals can contaminate the device
Incorrect measurements
‣
When changing the hoses, do not contaminate the hose ends with chemicals.
‣
Allow the ends of the hoses to drain fully.
‣
Do not touch the hoses when changing the standard solution.
‣
Ensure the area is well ventilated.
