VEGA VEGASOURCE 31 User Manual
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46
9 Supplement
VEGASOURCE 31 •
38131-EN-130415
Compressed air conditioning
Class 5 according to ISO 8573-1, pressure dew point
10 K below operating temperature
Notes for Europe:
For compressed air (gas of group 2), the pneumatic
actuation is excluded from the requirements of the regu-
lation pressure equipment (PED) 97/23/EG based on
article 1, clause 3.6 of the directive.
Connection data
Ʋ Operating voltage
8 V
Ʋ Current consumption - Measuring
plate not included
≥ 3 mA
Ʋ Current consumption - Measuring
plate included
≤ 1 mA
Source and vessel characteristics
Attenuation factor F
S
of the source holder
Ʋ Co-60
37
Ʋ Cs-137
294
Number of half value layers of the source holder
Ʋ Co-60
5.2
Ʋ Cs-137
8.2
Max. activity of the source
Ʋ Co-60
max. 0.74 GBq (20 mCi)
Ʋ Cs-137
max. 22.2 GBq (600 mCi)
Dose rate diagram
In the dose rate diagram, the locase dose rate is speci-
fied in a certain distance to the surface of the source
holder. In the following you will find examples of some
dose rate diagrams for source container VEGASOURCE
31. They apply for a distance of 1 m as well as exem-
plary activities of Co-60 or Cs-137emitter.