Fluke 1650B Инструкция по эксплуатации онлайн [19/62] 4485

Fluke 1650B Инструкция по эксплуатации онлайн [19/62] 4485
Electrical Installation Tester
Operating the Tester
11
Table 5. Display Features (cont.)
No. Annunciator Meaning
l
Secondary display and measurement
units. Some tests will return more than
one result or return a computed value
based on the test result. This will occur
with:
Volts
Secondary display shows line
frequency.
Insulation tests
Secondary display shows actual test
voltage.
Loop/line impedance
Secondary display shows PEFC
(Prospective Earth Fault Current) or
R
E
PSC (Prospective Short Circuit
Current).
RCD switching time
Secondary display shows U
F
fault
voltage.
RCD tripping current
Secondary display shows U
F
fault
voltage.
m
battery test Appears when you are testing the
batteries. For more information see
“Testing and Replacing the Batteries”
on page 35.
n
ZERO
0
Appears when you press the Z
button to zero the leads. After the
zeroing operation, the icon stays
illuminated indicating that zeroing has
been performed. Only used when
performing continuity or loop testing.
o
Y
Potential danger. Appears when
measuring or sourcing high voltages.

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