Keithley 7077, Инструкция по эксплуатации

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Service Information
4-9
Figure 4-5
Path isolation testing (guarded)
Note : Setup shown is configured to test isolation
between ROW A, COLUMN 1 and
ROW B, COLUMN 2.
Model 237-ALG-2
Low Noise Triax Cable
Model 6517
Model 7077
A
B
C
D
E
F
G
H
1
3 4 5 6 7 8
9 10 11 12
2
H L
L
HI
H
HI
L
H
WARNING: NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
WARNING:
NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
INPUT
250V PEAK
!
LINE RATING
50-60HZ
50VA MAX
AC ONLY
LINE FUSE
SLOWBLOW
1/2A 90-125V
1/4A 180-250V
IEEE-488
(CHANGE IEEE ADDRESS
WITH FRONT PANEL MENU)
DIGITAL
I/O
TRIG LINK
115V
Source V and
measure V/I
Model 4802-10
Coaxial Cable
Table 4-2
Path isolation tests
Test no. Path isolation
Test equipment
locations Crosspoints
closed
1
2
3
4
5
6
7
8
9
10
11 Row A, Col 1 to Row B, Col 2
Row B, Col 2 to Row C, Col 3
Row C, Col 3 to Row D, Col 4
Row D, Col 4 to Row E, Col 5
Row E, Col 5 to Row F, Col 6
Row F, Col 6 to Row G, Col 7
Row G, Col 7 to Row H, Col 8
Row G, Col 8 to Row H, Col 9
Row G, Col 9 to Row H, Col 10
Row G, Col 10 to Row H, Col 11
Row G, Col 11 to Row H, Col l2 Row A and Row B
Row B and Row C
Row C and Row D
Row D and Row E
Row E and Row F
Row F and Row G
Row G and Row H
Row G and Row H
Row G and Row H
Row G and Row H
Row G and Row H A1 and B2
B2 and C3
C3 and D4
D4 and E5
E5 and F6
F6 and G7
G7 and H8
G8 and H9
G9 and H10
G10 and H11
G11 and H12