Amprobe 38XR-A, User Manual, Page: 8 / 112

2
SYMBOLS
M
Battery
T
Double insulated
F
Direct Current
B
Alternating Current
I
Fuse
�
Complies with EU Directives
�
Refer to the Manual
X
Dangerous Voltage
J
Earth Ground
�
Audible tone
CL
ASSIFIED
Underwriters Laboratories, Inc.
CAT III
MEASUREMENT CAT III is applicable to test and
measuring circuits connected to the distribution
part of the building’s low-voltage mains installation.
CAT IV
MEASUREMENT CAT IV is applicable to test and
measuring circuits connected at the source of
the building’s low-voltage mains installation.
SAFETY INFORMATION
� Warning
Do not alter the Product and use only as specified, or the
protection supplied by the Product can be compromised.
• The 38XR-A Digital Multimeter is for use with fixed
equipment installations, such as, distribution panels,
feeders and short branch circuits and lighting
systems in large buildings; and for the primary supply
level, such as, an electric meter or an overhead or
underground utility service.