9: Frequently asked questions (FAQs) Series 2600B System SourceMeter® Instrument
9-8 2600BS-901-01 Rev. C / August 2016
Figure 139: Typical low-current connections
Series 2600B interlock digital I/O. Pin 24 (INT) and pin 22 (5 V DC) are connected to the
test fixture lid switch. The interlock switch is shown in the disengaged, or lid open, position.
(2) Normally-open (NO) interlock metal safety enclosure.
HI and LO connections using triaxial female panel mount connectors. LO is connected to
the metal noise shield
(4)
To protective earth (safety ground) from the test fixture or protection module. Additional
connections for redundant protective earth may be required.
Triaxial cable assembly (Model 7078-TRX).
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