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To minimize the risks from the potential biological effects of radiation, regulatory agencies and authoritative bodies have established radiation dose limits for occupational workers (Table 1A, 1B). The limits apply to those working under the provisions of a specific license or registration.
Table 1A (left) and 1B (right). Typical radiation doses from selected sources and average occupational doses.
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In addition to the solid orange lights, red lights will flash along the light bar along each side of the rail when the device is measuring. This signifies that the X-ray tube is actively emitting X-ray radiation through the measurement window. In this condition, the analyzer must be pointed toward a sample or surface and never at a human being. It should not be set down or carried in this state.
Infra-Red Sensor
The Tracer has aninfra-red sensor next to the measurement window that detects the presence of an object in front of the measurement window. X-rays can only be generated if the sensor detects an object or sample surface. If the device is pulled away from a sample, the X-ray tube will be disarmed.
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