
3.0 PHYSICAL DESCRIPTION
Figure 1: XRS-4 X-ray Unit
HIGH VOLTAGE PULSER/TUBEHEAD. The main body of the XRS-4 is the tube head which contains
the tube cavity, cold cathode type X-ray tube, spark gap, high voltage capacitor, and transformer. The
standard collimator located on the front of the head limits the X-ray beam to 40 degrees. Special order
collimators up to 85 degrees are available.
BASE. The base of the XRS-4 contains the identification label and a threaded ¼-20 insert that can be
attached to any standard camera tripod. Identification label indicates the model, manufacturer, and serial
number is located on the bottom of the XRS-4 base.
BATTERY PACK. The standard battery pack is a DeWalt 18V nickel-cadmium battery. Optional
battery chemistry or voltage may be available.
BATTERY CHARGER: The standard battery charger is the DeWalt DW9116 110V charger or DE9108
220V charger. Battery charge time is one hour. See battery charger manual for additional instructions
and warnings.
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