Campbell Hausfeld CC640 - Manual (Page 31)

Operating Manual
8.3 Lens Filter
The CC640 camera is equipped with an IR cut filter on its lens. This is threaded
onto the front of the lens and is required to filter out near-infrared light that can
have an undesirable affect on the images. It is recommended that the filter always
be left installed on the lens.
Figure 10 Lens and Filter
9. Maintenance
The CC640 requires little maintenance and no calibrations. Keeping the camera
clean and in a dry environment is important for the longevity of the camera.
9.1 Lithium Battery
The Camera is equipped with a Lithium Thionyl Chloride Battery. The battery
maintains the clock functionality for periods when power is not connected to the
camera. The expected battery life is 2 years. If the camera is in operation and
connected to a power supply, the battery life may be extended up to 10 Years.
It is recommended that the battery be replaced by a certified repair facility. The
sticker on the bottom of the camera indicates the date of battery installation.
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