ICP DAS USA PCI-1202 Series Hardware User Manual page 28

Figure 2-7. connecting to floating source configuration
PCI-1202/1602/1800/1802
Signal Shielding
Signal shielding connections in Figure 2-4 to Figure 2-7 are all the same
Use single-point connection to frame ground (not A.GND or D.GND)
Vin
PCI-1202/1602/1800/1802 Hardware User's Manual
A/D CH 0 HI
A/D CH 0 LO
A.GND
A/D CH n HI
A/D CH n LO
A.GND
Es 1
Es n
PCI-1202/1602/1800/1802
A.GND
D.GND
Frame Ground
(Ver.4.2, Dec/2009, PMH-014-42)---- 28