IBA KermaX-plus 120-131 E - Measurement Setup

32 | Quality Assurance | KermaX-plus
®
Chamber
6.2.1. Measurement Setup
To ensure correct measurements, the operator should check the systems compliance with the calibration
conditions in the table below.
Reference Conditions for Calibration
Air humidity
50 % (relative humidity, no
condenstation)
Air pressure
1013 hPa
Field size
5 x 5 cm at chamber level
(max. 9 x 9 cm)
Stabilization time
< 15 minutes
Temperature
20 °C
Radiation Quality
100 kV (RQR 8, IEC 61267)
Meaurement Setup for the DAP verification of the KermaX-plus
®
Focus – Reference
Chamber Distance (DAP)
Focus (inside the X-ray tube)
Collimator
KermaX-plus
®
Reference
Dosimeter
Reference Field size