ICP DAS USA PCI-1002L User Manual page 18

PCI-1002 Series Card
12-bit, 110 kS/s or 44 kS/s Multi-function Board

Figure 2-3: Differential input with grounded source (Right way)
A/D CH0 HI
A/D CH 0 LO
A.GND 1
A/D CH n HI
A/D CHn LO
A.GND n

Figure 2-3: Wrong way
Es1
GND1
Esn
GNDn
S
Es 1
S
Es n
A/D CH0 HI
A/D CH0 LO
AGND
A/D CHn HI
A/D CHn LO
AGND
User Manual, Ver. 3.0, Jun. 2018, PMH-015-30, Page: 17