Agilent Technologies N6700 Welding System User Manual


 
Series N6700 User’s Guide 3
Safety Notices
The following general safety precautions
must be observed during all phases of
operation of this instrument. Failure to
comply with these precautions or with
specific warnings or instructions
elsewhere in this manual violates safety
standards of design, manufacture, and
intended use of the instrument. Agilent
Technologies assumes no liability for the
customer's failure to comply with these
requirements.
General
Do not use this product in any manner
not specified by the manufacturer. The
protective features of this product may be
impaired if it is used in a manner not
specified in the operation instructions.
Before Applying Power
Verify that all safety precautions are
taken. Make all connections to the unit
before applying power. Note the
instrument's external markings described
under "Safety Symbols"
Ground the Instrument
This product is a Safety Class 1
instrument (provided with a protective
earth terminal). To minimize shock
hazard, the instrument chassis and cover
must be connected to an electrical
ground. The instrument must be
connected to the AC power mains
through a grounded power cable, with the
ground wire firmly connected to an
electrical ground (safety ground) at the
power outlet. Any interruption of the
protective (grounding) conductor or
disconnection of the protective earth
terminal will cause a potential shock
hazard that could result in personal injury.
Fuses
The instrument contains an internal fuse,
which is not customer accessible.
Do Not Operate in an Explosive
Atmosphere
Do not operate the instrument in the
presence of flammable gases or fumes.
Do Not Remove the Instrument
Cover
Only qualified, service-trained personnel
who are aware of the hazards involved
should remove instrument covers. Always
disconnect the power cable and any
external circuits before removing the
instrument cover.
Do Not Modify the Instrument
Do not install substitute parts or perform
any unauthorized modification to the
product. Return the product to an Agilent
Sales and Service Office for service and
repair to ensure that safety features are
maintained.
In Case of Damage
Instruments that appear damaged or
defective should be made inoperative and
secured against unintended operation
until they can be repaired by qualified
service personnel.
A CAUTION notice denotes a hazard.
It calls attention to an operating
procedure, practice, or the like that, if
not correctly performed or adhered to,
could result in damage to the product
or loss of important data. Do not
proceed beyond a CAUTION notice
until the indicated conditions are fully
understood and met.
A WARNING notice denotes a
hazard. It calls attention to an
operating procedure, practice, or the
like that, if not correctly performed
or adhered to, could result in
personal injury or death. Do not
proceed beyond a WARNING notice
until the indicated conditions are
fully understood and met.
Safety Symbols
Direct current
Alternating current
Both direct and alternating
current
Three phase alternating
current
Earth (ground) terminal
Protective earth ground
terminal.
Frame or chassis terminal
Terminal is at earth
potential.
Neutral conductor on
permanently installed
equipment
Line conductor on
permanently installed
equipment.
On supply
Off supply
Standby supply. Unit is not
completely disconnected
from AC mains when
switch is off
In position of a bi-stable
push switch
Out position of a bi-stable
push switch
Caution, risk of electric
shock
Caution, hot surface
Caution, refer to
accompanying description
CAUTION
WARNING