B.15.3
Passive, differential matched isolated voltage probes
G025: Passive, Differential Matched Isolated Voltage Probe (Option, to be ordered
separately)
To be used with differential isolated or non
-
isolated amplifiers
GND
GND
U
in+
50 * U
in
50 * U
in
(–)
(+)
(+)
(–)
(+)
(–)
900 k
49 M
Probe 1
Probe 2
3 M
49 M
3 M
1.33 M
1.33 M
100 k
(+)
(–)
900 k
U
in–
100 k
Isolated GND
U
iso
U
iso
U
iso
Non-isolated
system
Figure B.95:
Block diagram passive, differential matched isolated voltage probe
Isolation
Supported if the acquisition card uses isolated amplifiers.
Keep ground of probe below isolation level of input channel.
Capacitive compensation range
100 to 140 pF
DC In
-
accuracy
2%
Divide factors
200:1
Probe impedance (connected to channel)
50 MΩ for each probe
-
3 dB Bandwidth
20 MHz
Maximum input voltage
2.8 kV RMS CAT II
Probe cable length
3 m (9.8 ft)
Probe weight
Typically 90 g (3.2 oz) for each probe
Probe operating temperature range
0 °C to +50 °C (32 °F to 122 °F)
Original manufacturers part number
PMK PFDF 4263
-
L
-
140 (LDS: 869
-
929500)
Figure B.96:
Probe and probe accessories
GEN3i
I3763-3.1 en HBM: public
797
