Associated Research HYPOTULTRA III 7620, Руководство по эксплуатации и обслуживанию, Страница: 40 / 148

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System Presets
Results Last
Lock OFF
Mem Lock ON
Address (GPIB only) 8
Smart GFI ON
Results Last
Cal Alert ON
Date mdy
Security Password from Factory 0
Security based on Password OFF
The initial test loaded for use is Memory 1, Step 1. If the ACW defaults are unacceptable for
your DUT then refer to the section
4.2 Setting Up a Test , for instructions on how to program
tests into the instrument.
If these parameters are acceptable, then connect an appropriate set of test leads to the device
under test (DUT) or test fixture. Connect the return lead (Black) to the DUT or test fixture
followed by the high voltage output lead (Red). Make sure the safety ground of this instrument
is connected to a known good ground.
Refer to section 4.1.2 System Parameters , Smart GFI, for an explanation of DUT grounding
configurations.
DO NOT TOUCH THE DEVICE UNDER TEST ONCE THE TEST HAS
BEEN STARTED.
Remote Interlock
HypotULTRA III is equipped with a featured referred to as “Remote Interlock”. Remote
Interlock is a feature that utilizes a set of closed contacts to enable the instruments output. In
other words, if the Interlock contacts open, the output of the instrument will be disabled.
Remote Interlock could also be referred to as a remote system lockout, utilizing “Fail When
Open” logic.
If the Interlock contacts are open and the Test button is pushed, a pop-up message will be
displayed on the screen for two seconds. The message will appear as follows:
If the Interlock contacts are opened during a test, the pop-up message will be displayed and the
test will abort. The hardware and has been configured to provide the interlock connections on
pins 4 and 5 of the Remote Interface, Signal Input port. The instrument can still be used
without the external interlock device as long as the Interlock Connector (38075 provided with
unit) is plugged into the Remote Interface, Signal Input port. If there is nothing connected to
WARNING
Interlock is Open