PCI-82x Series Cards
Multifunction Boards
User Manual, Ver. 1.5, Jan. 2017, PMH-024-15, Page: 17
Figure 2.5-1: Connecting to a grounded source input (correct method)
A/D CH0 HI
A/D CHn HI
A/D CHn LO
A.GND n
A/D CH0 LO
Es 1
Es n
S
S
PCI-822/826
Figure 2.5-2: Connecting to a ground loop input (incorrect method)
A/D CH0 HI
A/D CH0 LO
AGND
GND1
Es1
A/D CHn HI
A/D CHn LO
AGND
GNDn
Esn