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Instructions for Use
Improper use
Agilent Technologies declines all responsibility, deriving from the improper use of
the UHV-24/UHV-24p Ion Gauge.
Improper use will cause all claims for liability and warranties to be forfeited.
Personnel responsible for pump operation and maintenance must be well-trained and
must be aware of the accident prevention rules. The accident prevention precautions
contained in this section must be continuously respected during operation and
maintenance of the pump to avoid damage to operators and to the pump. These
precautions are provided in the form of WARNING and CAUTION notes.
Grounding the Gauge Controller
Be certain that your UHV-24/UHV-24p Ion Gauge Controller and vacuum system are
separately grounded to a common ground.
• Do not place a ground wire between the vacuum chamber and the controller
WARNING
chassis; large continuous currents could flow through it.
• Personnel can be killed by high voltages (160 to 900 V may be present in an
improperly grounded system).
• Make absolutely sure that your vacuum system is grounded as shown in Figure 1.
• Test the system ground to be sure that it is complete and capable of
supporting at least 10 A.
Note: Other power leads are not shown.
Figure 1 Ion Gauge and Vacuum System Connections
Agilent UHV-24/UHV-24p Ionization Gauge User Manual
Ion Gauge Controller
Power Distribution
Do not make direct chassis to
vacuum system Connection!
Vacuum System
Breaker Box
Power Common or
Safety Ground Lead
11
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