AVL DiGas 4000 - Page 126

Opacity Measuring Chamber Type A AVL 4000
6-2 Service Manual
• Place transmission filter on detector (caution – receiver side only)!
Fig. 6-2
• Close detector
• Press >>.
• The measured filter absorption is displayed.
• Open detector.
• Remove filter.
• Close detector.
• Press <.
Place filter
on detector