Chapter 2 Safety
Mini-Switch LB 471
Lever with arrow
Padlock
Cover plate rear
The radiation exit channel has to be closed during transport, as-
sembly and while carrying out work on the container.
The arrow on the lever is then pointing to “CLOSED”.
The lever or the locking core is secured by a padlock
in the
“OPEN” and in the “CLOSED” position.
Shielding, radiation type, isotope and activity have to be selected
for each measuring configuration such that the internationally
permissible dose rate limits will not be exceeded.
The source and shielding version is documented in the supplied
technical source documentation and on the type label on the
shielding.
Activity
Isotope
Source manufacturing
date
Dose rate in
1m distance
Effective shielding
thickness
Shielding material
Type of shielding
Shielding manufacturer
Figure 2:
Shielding
- view of lock
Figure 3:
Type label
on shielding
Strahler-Nr.:
1234 - 11- 94
MBq
Co-60
400
Abschirmung
mm
Datum
12.11.94
Pb
98
Dosisleistung in 1m Abstand
5
Sv/h
MODEL LB 7440
Bad Wildbad D-75323
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