Keysight Double-Pulse Test Rack and Safety Enclosure Operation Guide
23
Using the Rack and Safety Enclosure
Operating the Rack and Safety Enclosure
Light Tower Inside the Safety Hood
Green Light
-- High voltage is off. It is safe to open the Safety Hood
Amber Light
--
Emergency Stop
button has been pushed. Pull the
Emergency Stop
button out and press the
RESET
button.
Red Light
-- Safety Hood is locked and cannot be opened. High Voltage present.
Emergency Stop
The
Emergency Stop
button functionality works in two steps:
-
In case of an emergency, press the
Emergency Stop
. This shuts off power to the
test instruments. If the Safety Hood is closed, it remains locked.
-
To reset, turn the main power switch to the
OFF
position. Pull out to release
the
Emergency Stop
button. Turn the main power switch to the
ON
position.
Reset the Emergency Stop circuit by pressing the
Reset
button.
Operation of the Safety Hood Interlock
Under normal conditions, the Safety Hood remains locked when the system is
powered and functional
but not running a test
. To open the hood:
1
Make certain the green light in the light tower is on.
2
Press and hold the
Open
button while lifting the hood.
Hood Status Indicator LED on Test Fixture
The Hood Status Indicator LED on the Test Fixture has the following indications:
IMPORTANT
: The rack must be powered on AND the
Test Fixture
in
place to open the safety hood. In the event of a power outage or
the hood does not unlock when pressing the
Open
button; follow
the
Manually Unlock the Safety Hood
instructions below.
Hood Status LED
Definition
Off
Safety Hood is unlocked but closed
Red
Safety Hood is unlocked and open
Green
Safety Hood is clocked and closed
Summary of Contents for PD1500A
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