68amp-9lemo.pdf

• AIGND(0-7): This are the internal screens of NI-cables's analog pairs arriving from PXI-6133 combined on this board.
• DGND: This is the digital ground arriving from PXI-6133.

• protective earth: the protective ground that covers silding planes on board and is connecte to the metall covver of modul and crate by the front connector.

• GND: This are the combined screens from Lemo Rahmenpulssignals arriving at the back from the digtizers.