Fluke II Series - UUT Connection Guide (cont.); High-Frequency AC Voltage Connections

29
Connecting to a UUT (cont.)
B.
A.
UUT
HI
LO
A
HI
LO
GUARD
INPUT
SENSE
4-WIRE
HI
HI
LO
LO
HI
SENSE
V
AUX
CURRENT
V-GUARD
GROUND
WIDEBAND
Calibrator
Keep the SENSE leads as short as possible.
Be careful not to exceed the capacitive load limit of
1000 pF up to 220V, 600 pF 220 to 1100V. (1000 pF
with 5725A Amplifier.)
TRIAXIAL CABLE
UUT
HI
LO
A
HI
LO
GUARD
INPUT
SENSE
4-WIRE
HI
HI
LO
LO
HI
SENSE
V
AUX
CURRENT
V-GUARD
GROUND
WIDEBAND
Calibrator
TRIAXIAL CABLE
EX SNS
: OFF
EX GRD
: OFF
EX SNS
: ON
EX GRD
: OFF
OUTPUT
V A
Ω
OUTPUT
V A
Ω
Ω
Ω
Ω
Ω
TRIAXIAL CABLE
NOTE
AC Voltage >10 kHz