Installation; Introduction; Initial Inspection; Preparation For Use - HP 11713A Operating And Service Manual

Attenuator/switch driver
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Model 11713A
Installation
SECTION II
NSTALLATION
INTRODUCTION
This section provides the information needed to in¬
stall the Driver. Included is information pertinent
to initial inspection, power requirements, line volt¬
age selection, power cables, interconnection, en¬
vironment,
instrument
mounting, storage, and
shipment.
INITIAL INSPECTION
WARNING I
To avoid hazardous electrical shock, do
not perform electrical tests when there
are-signs-of--s-hi-pping damag-e^to-any por* ' ■ ■
tion of the
outer enclosure (covers,
^'^panefs^conhectors).
t
Inspect the, shipping. conta.in.e.r....f^
damage...Jf .the..
shipping or cushioning material is damaged, it
should be kept until the contents of the shipment
have been checked for completeness and the instru¬
ment has been checked mechanically and electri¬
cally. The contents of the shipment should be as
shown in Figure 1-1. A procedure for checking the
electrical performance is given in Section IV. If the
contents are incomplete, if there is mechanical
damage or defect, or if the instrument does not
pass the electrical performance test, notify the
nearest Hewlett-Packard office. If the shipping
container is damaged, or the cushioning material
shows signs of stress, notify the carrier as well as
the Hewlett-Packard office. Keep the shipping
material for the carrier's inspection.
PREPARATION FOR USE
WARNINGS
This is a Safety Class I product (pro¬
vided with a protective earthing termi¬
nal).
An
uninterruptible safety earth
ground must be provided from the main
power source to the product input wir¬
ing terminals, power cord, or supplied
power cord set.
Whenever it is likely
that the protection has been impaired,
the product must he made inoperative
and be secured against any unintended
operation.
If this instrument is to be energized via
an autotransformer for voltage reduc¬
tion, make sure the common terminal is
connected to the earthed pole power
source.
Power Requirements
The Driver requires a power source of 100 to 120
volts (+5%, —10%) from 48 to 440 Hz; or 220 to
240 volts (+5, -10%) from 48 to 66 Hz, single
phase. Power consumption is 80 VA max.
Line Voltage and Fuse Selection
Figure 2-1 provides instructions for line voltage
. . ^■ Q -d .fuse, selection.....Table... 2.71. gives line fuse part
numbers.
WARNING j
To avoid the possibility of hazardous
electrical shock, do not operate this in¬
strument at line voltages greater than
126.5 Vac with line frequencies greater
than 66 Hz. Leakage currents at these
line settings may exceed 3.5 mA.
|C^A]T10rn
Before the instrument is switched on, it
must be set to the voltage of the power
source, or damage to the instrument may
result.
Power Cable
In accordance with international safety standards,
this instrument is equipped with a three-wire
power cable. When connected to an appropriate ac
power receptacle, this cable grounds the instru¬
ment cabinet. The type of power cable plug
shipped with each instrument depends on the
country of destination. See Figure 2-2 for the part
numbers of the power cable plugs available.
2-1

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