Keithley 7012-S - Page 72

Service Information
5-10
Figure 5-6
Differential isolation testing
1
2
3
4
1 3456789102
Model 7012
HI
Model 617
INPUT
Model 7025
Unterminated
Triax Cable
(Red)
Banana to Banana Cable
Ground Link
Removed
Unterminated
Banana Cable
Source V and
Measure V/I
HI
Rows
Columns
HL HL HL HL HL HL HL HL HL HL
H
L
H
L
H
L
H
L
Figure 5-7
Common-mode isolation testing
1
2
3
4
1 3456789102
Model 7012
HI
Model 617
INPUT
Model 7025
Unterminated
Triax Cable
(Red)
Banana to Banana Cable
Ground Link
Removed
Unterminated
Banana Cable
Source V and
Measure V/I
HI
Chassis Ground
is accessible
at 7001 rear panel
Columns
HL HL HL HL HL HL HL HL HL HL
H
L
H
L
H
L
H
L
Rows
Jumpers
(1 of 4)
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