![background image](http://html1.mh-extra.com/html/keithley/2000-scan/2000-scan_instruction-manual_661585068.webp)
21.
With the electrometer voltage source in standby, connect the electrometer to channel 1
HI and chassis ground, as shown in
Figure 4-5
.
22.
Program the Model 2000 to close channel 1.
23.
On the Model 617, disable zero check, and press OPERATE to 100V.
24.
After allowing the reading on the Model 617 to settle, verify that it is >1G
Ω
(10
9
Ω
).
25.
Put the electrometer in standby, and enable zero check.
26.
Repeat steps 21 through 25 for channels 2 through 10. One electrometer lead should be
connected to the HI terminal of the channel being testing, and the other lead should be
connected to chassis ground.
27.
Repeat steps 21 through 26 for channels 1 through 10 LO terminals. One electrometer
lead should be connected to the LO terminal of the channel being tested, and the other
lead should be connected to chassis ground. In addition, channel 1 should be closed.
HI
LO
Channel 1
HI
LO
Channel 2-4
Channel 5
HI
LO
Channel 6
HI
LO
Channel 7-9
Channel 10
HI
LO
OUT A
OUT B
HI
LO
2-Pole
4-Pole
Model 2000-SCAN
HI
Model 617
INPUT
Model 7025
Unterminated
Triax Cable
(Red)
Banana to Banana Cable
Ground Link
Removed
Source V and
Measure V/I
Chassis Ground
Unterminated to
Banana Cable
Com
V-Source LO
V-Source HI
Figure 4-5
Connections for HI and
LO terminal to chassis
ground isolation tests
4-10
Service Information
Summary of Contents for 2000-Scan
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Page 13: ...1 General Information General Information ...
Page 17: ...2 CardConnections andInstallation CardConnec tionsandInstal lation ...
Page 35: ...3 Operation Operation ...
Page 58: ...3 24 Operation Section 3 Page 24 Tuesday July 8 2003 2 30 PM ...
Page 59: ...4 Service Information Service Information ...
Page 73: ...5 Replaceable Parts Replaceable Parts ...
Page 76: ...5 4 Replaceable Parts ...
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Page 79: ...A Specifications Specifica tions ...
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