EEC ESD-140, Руководство по эксплуатации

Страница: 17 / 43

13
3.2 Instrument Controls
3.2.1 Front Panel Controls
1. RESET BUTTON: Momentary contact switch used to reset the instrument. If a
failure condition occurs during a test, you will need to reset the system to shut off
the alarm and signal the system that you are aware of a failure condition. The
reset button must be pressed before you can proceed to the next test or change
any of the set-up parameters. This switch also serves as an abort signal to stop
any test in progress controlled by the Ground Bond Tester.
2. TEST BUTTON: Momentary contact switch used to start tests. Press the green
button to activate the test that is set up in the test buffer shown on the display.
3. GRAPHIC LCD: 128 X 64 Monographic LCD.
4. SOFT KEYS: Multifunction parameter selection keys. Keys used to select screens
and change parameters.
5. SENSE+ JACK: Connector used to attach the Current test lead or test fixture to
the instrument. This connector provides a positive Kelvin voltage sensing for the
instrument.
6. TEST LED INDICATOR: This red indicator flashes to warn the operator that
current is present at the output terminal, and a test is in process.
7. SENSE- JACK:
Connector used to attach the Return test lead or test fixture to the
instrument. This connector provides a negative Kelvin voltage sensing for the
instrument.
8. POWER SWITCH: Rocker style power switch with international ON (

) and OFF (0)
markings.
9. CURRENT OUTPUT JACK: Connector used to attach the Current test lead,
adapter box, or test fixture to the instrument.
6
8
7 5
1 2 3
4
9 10