Fore-vacuum for high vacuum pumps – VACUUBRAND MV 2 NT VARIO User Manual
Page 60
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page 60 of 106
Using the NT VARIO pump as fore-vacuum pump (also known as a
”roughing pump” or ”backing pump”) for a high vacuum pump (e.g. turbo-
molecular with high fore-vacuum tolerance):
+
Use ”Pump down” function with ”Speed” set to ”HI” or
+
Use ”Vac control” function with ”Set vacuum” set to ”Turbo”.
Fore-vacuum for high vacuum pumps
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