
15.1.3
Isolated single
-
ended or Isolated unbalanced differential input
GND
(+)
900 k
100 k
(+)
(–)
U
diff
U
iso
(–)
Isolation
Barrier
U
iso
Non-isolated
system
Figure 15.4:
Isolated single
-
ended or Isolated unbalanced differential amplifier
l
Also referred to as
unbalanced
,
isolated
or
unbalanced differential
amplifier
l
None of the inputs are connected to ground for safety and to avoid ground
loops
l
Typically used in isolated DAQ systems
l
Often identified by the use of a single PLASTIC (isolated) BNC
connector
l
Used in GEN DAQ ISOLATED Basic amp
l
Can perform
DIFFERENTIAL MEASUREMENTS with different limitations
and options, compared to a differential grounded amplifier
.
GEN3i
342
I3763-3.1 en HBM: public
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