CA76NA
Maintenance
Hauser
57
3. Under
Operating Mode
/
Manual
/
Grab-sample
start the measurement.
The measured concentration is continuously updated. Depending on the sample
measured beforehand, the value can sometimes vary greatly at the start of the
measurement. The value should be constant at the end of the measurement after
approx. 30 minutes. This final value is automatically entered in the logbook.
For accurate measurements, the 30 minute limit should not be undershot. If the
measurement is canceled, no entry is made in the logbook.
11.2.8 Replacing reagents
L
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.
Replacing the standard solution
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.
Replace the standard solution if the
No Reagent!
error message appears on the display, or
if the standard solution is past the maximum shelf life date (6 months from date of
production).
If the 0.5 liter (16.9 fl.oz) bottle containing standard solution is available, replace the
empty bottle with it. This bottle can be ordered as an accessory.
