Keysight U1251B, Быстрые руководства пользователя, Страница: 2 / 177

Contacting Keysight
www.keysight.com/find/assist
(worldwide contact information for
repair and service)
Safety and EMC Information
This meter is safety-certified in
compliance with EN/IEC
61010-1:2001, UL 61010-1 Second
Edition and CAN/CSA 22.2
61010-1 Second Edition, CAT III
1000 V/CAT IV 600 V Overvoltage
Protection, Pollution Degree II. Use
with standard or compatible test
probes.
Safety Notices
CAUTION
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.
WARNING
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
Earth (ground) terminal
Equipment protected
throughout by double
insulation or reinforced
insulation
Caution, risk of electric
shock
Caution, risk of danger
(refer to the instrument
manual for specific Warning
or Caution information)
CAT III
1000 V
Category III 1000 V
overvoltage protection
CAT IV
600 V
Category IV 600 V
overvoltage protection
2 Keysight U1251B and U1252B Quick Start Guide
For further safety information details, refer to the
Keysight U1251B and U1252B Handheld Digital Multimeter User’s Guide .
ENGL
ISH