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an over-range alarm is given
129I: 19% Typical Background
The first scale is 0-3 uR/hr which is actually less than a typical background
energy compensated GM detector that measures over the range of 0 to 10 mSv/h (0 to 1000 mR/hr)
If you are new to TLD processing
Varian Tri Scroll Vacuum Pump PTS03001UNIV Fluke an over-range alarm is givenThe TriScroll dry scroll pump features oil free, high pumping speed and low ultimate pressure to provide clean, dry vacuum. Long life tip seals typically require replacement on a yearly basis. The pump features bearing purge port to extend the life of the crank bearings. An automatic air ballast manages water vapor without reducing pumping speed. TriScroll 300 Pumping speed 60 Hz 250 l m, 15 m3 hr, 8. 8 cfm 50 Hz 210 l m, 12. 6 m3 hr, 7. 4 cfm