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291, 292, 294
Users Manual
AC Supply Voltage
Check that the instrument operating voltage marked on the rear panel is correct for the
local supply. If it is necessary to change the operating voltage, follow the procedure
described in Appendix A.
Fuse
Ensure that the correct mains fuse is fitted for the set operating voltage. The correct
mains fuse types are listed in Appendix A, together with instructions for fuse
replacement.
AC Supply Cable
Warning
To avoid the possibility of electric shock, this instrument must
be earthed. Any interruption of the mains earth conductor
inside or outside the instrument will make the instrument
dangerous. Intentional interruption is prohibited. The
protective action must not be negated by the use of an
extension cord without a protective conductor.
When a three core mains lead with bare ends is provided it should be connected as
follows:-
Brown Mains Live
Blue Mains Neutral
Green / Yellow Mains Earth
Mounting
This instrument is suitable both for bench use and rack mounting. It is delivered with
feet for bench mounting. The front feet include a tilt mechanism for optimal panel angle.
A rack kit for mounting in a 19-inch rack is available from the manufacturers.
Ventilation
A fan is fitted to the rear panel of each generator. Take care not to restrict the rear air
inlet or the vents at the front (sides and underneath). In rack-mounted situations allow
adequate space around the instrument and/or use a fan tray for forced cooling.
2-2
1.888.610.7664 sales@GlobalTestSupply.com
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