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Section
II
USE THE PROPER FUSE FOR THE IJ N E VOLTAGE SELECTED.
USE O N LY FUSES OF THE REQUIRED CURREN T RATI N G AND OF
THE SPECIFIED TYPE FOR REPLACEME NT. DO N OT USE M E NDED
FUSES. DO N OT SHORT-CIRCUIT THE FUSE-HOLDER.
2-14. POWER CABLE
2-1 5 . To protect operating personnel, the N ational Electrical M anufacturer's Association
( N E M A) recommends that the instrum ent panel·and cabinet be grounded. The- 4084A is
equipped with a three-conductor power cable which, when plugged into an appropriate
receptacle, grounds the instrument. The offset pin on the power cable is the ground wire.
2-16. To preserve the protection feature when operating the instrument from
contact outlet, use a. three prong to two prong adapter (P N 1 25 1 -8 1 96) and connect the
green grounding tab on the adapter to power line ground.
THE MAINS PLUG M UST BE I N SERTED O N LY IN A SOCKET O UTLET
PROVIDED WITH A PROTECTIVE EARTH CONTACT. THE PROTECTIVE
ACTION M UST N OT BE NEGATED BY THE USE OF A N EXTENSION
CORD
(G ROUNDIN G).
2-1 7. Figure 2-7 shows the available power cords used in various countries, including the
standard power cord furnished with the instrument. HP part number, applicable..stan dards
for power plug, power cord color, electrical characteristics and countries using each
power cord are listed in the figure. If assistance is needed in selecting the correct power
cable, contact the nearest Hewlett-Packard office.
IOOV
OPERATION
EJ
100V
L
X
120V
-
220V-
I
240v
-
220V OPERATION
bJ
OO
V
I
L
X
120V-
220V
=
--
--
S
240V
-
2-6
(POWER
CABLE)
120V OPERATION
EJ
EJ
I
O
V
L
O
X
120V
-
220V-
r
-
240V
240V OPERATION
bJ
l]
JOOV
L
-
X
120V
-
220V-=
S
240V
Figure 2-6. Voltage and Fuse Selection
CAUTION
CAUTION
WARNING
WITHOUT
PROTECTIVE
�
Line Voltage
=
IOOV/l20V
220V/240V
�
-
=
Model4085M
8
two
CONDUCTOR
-
FUSE
SELECTION
Fuse
Rating
HP
Part No_
I. SAT, 2S0V
2110-0304
Slow Blow
O.
7SAT, 2S0V
2110-0360
Slow Blow
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