Fluke 433 - Page 41

Performance Verification
3.8 Channel Isolation (*) 3
3-17
7. Disconnect all test leads.
A/L1
B/L2 C/L3
N
GND
A/L1
B/L2 C/L3
N
C
ALIBRAT
O
R
POWER
A
DAPTER
BC 430
A
NALYZE
R
INPUT
BLOCK
LO
HI
NORMAL
50 OHM
PIECE
50 OHM
PIECE
50 OHM
PIECE
50 OHM
PIECE
Figure 3-5. Checking the Channel isolation.