Making The Electrical Connections To The Edwards Oil-Free Roughing Pump - Waters Xevo G2-XS QTof Overview And Maintenance Manual

B.3.1 Making the electrical connections to the Edwards oil-free
roughing pump
Figure B–9: Roughing pump connections
Xevo G2-XS QTof rear panel
Roughing pump control connector
Roughing pump main power connector
To power source
Roughing pump connector
To make the electrical connections for the oil-free roughing pump:
1. Connect the roughing pump power cord to the main power source.
2. Connect the relay cable from the roughing pump dc connector to the backing pump control
connector on the mass spectrometer's rear panel.
Tip:
Use the higher of the two connectors. The lower connector is for delayed backing
pump control.
March 31, 2021, 715004496 Ver. 04 (previously released as Rev. D)
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