Connecting Pseudo-Differential Voltage Inputs - Data Translation DT3010 Series Getting Started Manual

Connecting Pseudo-Differential Voltage Inputs

Figure 17 shows how to connect pseudo-differential voltage inputs to
the DT740 or STP268 screw terminal panel.
Signal Source
−
+
Vsource 0
−
+
Vsource 1
*
Remove Jumper W1 to use Amp
Low as a remote ground sense.
V
CM
Figure 17: Connecting Pseudo-Differential Voltage Inputs to the DT740 or
STP268 (Shown for Channels 0 and 1)
Figure 17 shows how to connect pseudo-differential voltage inputs to
the STP268-EC screw terminal panel.
Analog In 0
TB1
TB2
Analog In 1
Analog Ground
*Make this connection as close to V
possible to reduce ground loop errors.
V is the common-mode voltage for all 32
cm
analog inputs.
Note that the signals shown for the STP268
screw terminal panel correspond to connector
J1.
DT740 or STP268 Panel
TB33
TB34
TB3
sources
Wiring Signals
5
5
5
5
5
5
as
5
5
5
67