TM 11-6625-1538-15
Model 400E/ELSection II
Paragraphs 2-1 to 2-21
SECTION II
INSTALLATION
2-1. INTRODUCTION.The adapterframe is a rack frame that accepts any
combinationof submodular units.It can be rack
2-2. This section contains information and instruc-
mounted only.
tions necessary for the installation and shipping of the
Model 400E and 400EL voltmeters. Included are ini-
tial inspection procedures, power and grounding re-
quirements, installation information, and instructions2-16. COMBINATION MOUNTING.
for repackaging for shipment.
2-17. The Model 400E/EL may be mounted in combi-
nation with other submodular units by using a Com-
2-3. INITIAL INSPECTION.
bining Case (-hp- Model 1051A or 1052A). The Com-
2-4. This instrument was carefully inspected bothbining Case is a full-module unit which accepts various
mechanically and electrically before shipment. Itcombinations of submodular units. Being a full- module
should be physically free of mars or scratches and inunit, the combining case can be bench or rack mounted
perfect electrical order upon receipt. To confirmand is analogous to any full-module instrument.
this, the instrument should be inspected for physical
2-18. REPACKAGING FOR SHIPMENT.
damage in transit. Also check for supplied accessories,
and test the electrical performance of the instrument2-l9. The following paragraphs contain a
using the procedure outlined in Paragraph 5-7.
general guide for repackaging of the
Report any damage or deficiencies in
equipment.
accordance with paragraph 1-A. 3.Refer to paragraph 2-20 if the
original container is to be used;
2-5. POWER REQUIREMENTS.paragraph 2-21 if it is not.
2-6. The Model 400E/EL can be 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
2-20. Iforiginal container is to be used, proceed as
the instrument.The offset pin on the power cable
follows:
three-prong connector is the ground wire.
2-9. To preserve the protection feature when operat-a.Place equipment in original container.
ing 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.b.Make sure that container is well
sealed with strong tape or metal bands.
2-10. INSTALLATION.
2-11. The Model 400E/EL is fully transistorized;2-21, Iforiginal container is not to be used, proceed
therefore, no special cooling is required. However,as follows:
the instrument should not be operated where the
a.Wrap instrument in heavy paper or plastic be-
ambient temperature exceeds 55°C (131°F) or the
fore placing in an inner container.
relative humidity exceeds 95%.
b.Place packing material around all sides of
2-12. BENCH MOUNTING.
instrument and protect panel face with card-
2-13. The Model 400E/EL is shipped with plastic feetboard strips.
and tilt stand in place, ready for use as a bench in-
c.Place instrument and inner container in a
strument.
heavy carton or wooden box and seal with
2-14. RACK MOUNTING.strong tape or metal bands.
2-15. The Model 400E/EL may be rack mounted byd.Mark shipping container with ?DELICATE
using an adapter frame (-hp- Part No. 5060-0797).INSTRUMENT,? ?FRAGILE? etc.
01788-12-1 |
ACEC
HEWLETT-PACKARD
