
ModeI400F/FL
Section
IT
SECTION
11
IN STALLATION
2-1.
INTRODUCTION.
2-2. This section contains information and instructions
necessary for the i.nstallation and shipping of the
Model 400F and 400FL voltmeters.
Included are
initial inspection procedures. power and grounding
requirements. installation information. and instructions
for repackagtng for shipment.
2-3.
INITIAL INSPECTION.
2-4. This instrument was carefully inspected both
mechanically and electrically before shipment.
It
should be physically free of mars or scratches and
in perfect electrical order upon receipt. To confirm
thiS. the instrument should be inspected for physical
damage in transit. Also cheekior supplied accessories,
and test the electrical performance of the instrument
using the procedure outlined in Paragraph 5-5.
If
there is damage or deficiency. see the warranty on
the inside front cover of this manual.
2-5. POWER REQUIREMENTS.
2-6. The Model 400F/FL can
�
operated from any
source of 115 or 230 volts at 50 to 1000 cycles or
from two 35 to 55 volt batteries connected to the rear
panel BATTERY terminals. The 115/230
V
slide
switch on the rear panel selects the desired line
voltage. Power dissipation is 5 watts maximum.
2-7. GROUNDING REQUIREMENTS.
2-8. To protect operating personnel. the National
Electrical Manufacturers' Association (NEMA) recom
mends that the instrument panel and cabinet be
grounded. All Hewlett-Packard instruments are
equipped with a three-conductor power cable which.
when plugged into an appropriate receptacle. grounds
the instrument. The offset pin on the power cable
three-prong connector is the ground wire.
2-9. To preserve the protection feature when
operating the instrument from a two-contact outlet.
use a three-prong
to
two-prong adapter and connect
the green pigtail on the adapter
to
ground.
2 - 10. INSTALLATION.
2 .. 11. The Model 400F/FL is fully transistorized;
therefore. no special cooling is required. However.
the instrument should not be operated 1Shere the
ambient temperature exceeds 550C (131 F) or the
relative humidity exceeds 95%.
2-12. BENCH MOUNTING.
2-13. The Model 400F/FL ls shipped with plastic
feet and tilt stand in place. ready for use
as
a bench
instrument.
2-14. RACK MOUNTING.
2-15. The Model 400F/FL may be rack mounted by
01795-2
using an adapter frame (-hp- Part No. 5060-0797).
The adapter frame is a rack frame that accepts any
combination of submodular units.
It
can
be
rack
mounted only. For additional information. address
Inquires to your -hp- Sales and Service Office. (See
Appendix B for office locations.)
2-16. COMBINATION MOUNTING.
2-17. The Model 400F/FL may be mounted in
combination with other submodular units by using a
Combining Case (-hp- Model 105lA or 1052A). The
Combining Case
is
a full-module unit which accepts
various combinations of submodular units. Being a
full-module unit. it can be bench or rack mounted
and is analogous to any full-module instrument.
2-18. REPACKAGING FOR SHIPMENT.
2-19. The following paragraphs contain a general
guide for repackaging of the instrument for shipment.
Refer to Paragraph 2-20 if the original container is to
be used; 2-21 if it is not.
If
you have any questions.
contact your local -hp- Sales and Service Office. (See
AppendLx B for office locations.)
If
the instrument is to be shipped
to Hewlett-Packard for service
or repair. attach a tag to the in
strument identifying the owner
and indicating the service or re
pair to be accomplished; include
the model number and full serial
number of the instrument. In any
correspondence, identify the in
strument by model number. serial
number. and serial number pre
fix.
2-20.
If
original container is to be used. proceed as
follows:
a. Place instrument in original container if
available.
If
original container is not available,
one can
be
purchased from your nearest -hp
Sales and Service Office.
b. Ensure that container is well sealed with
strong tape or metal bands.
2-21.
If
original container is not to
be
used. proceed
as follows:
a. Wrap instrument in heavy paper or plastic
before placing in an lnner container.
b. Place packing material aro1.:.nd all sides of
instrument and protect panel face with card
ooard strips.
c. Place instrument and inner container in a
heavy carton or wooden box and seal with
strong tape or metal bands.
d. Mark shipping container with "DELICATE
INSTRUMENT", "FRAGILE" etc.
2-1
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