Operation
Manual
13
Raytek
CM
7.4 Air Purge Collar
The Air Purge Collar is used to keep dust, moisture, airborne particles, and vapors away from the lens. It
can be mounted before or after the bracket. It
has the push-in fitting. A 4mm outside diameter plastic
tubing is recommended to connect the fitting. Air flows into the fitting and out the front aperture. The
pressure of air should be between 0.6 and 1 bar. Clean, oil free air is recommended.
Figure 9: Dimensions of Air Purge Collar
1.888.475.5235