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Table 1-9
Keysight U1281A/U1282A User's Guide
General annunciators (continued)
Legend
Description
– Hazardous voltage sign for measuring voltage
≥ 30 V or overload
– Hazardous current sign for measuring current that
exceeds the fuse rating
Trigger hold enabled
Auto hold enabled
Peak hold (maximum value) enabled
Peak hold (minimum value) enabled
Maximum reading shown on primary display
Minimum reading shown on primary display
Averaged reading shown on primary display
Present reading shown on primary display
Relative (Null) enabled
Audible continuity test selected
Temperature measurement without ambient
compensation selected
J-type thermocouple selected
K-type thermocouple selected
4-20 mA % scale mode selected
0-20 mA % scale mode selected
DC (direct current)
AC (alternating current)
– Capacitor is charging (during capacitance
measurement)
– Positive slope for pulse width (ms) and duty cycle
(%) measurements
– Capacitor is discharging (during capacitance
measurement)
– Negative slope for pulse width (ms) and duty cycle
(%) measurements
Introduction
1
Learn more on:
page
29
page
106
page
104
page
102
page
98
page
67
page
86
page
55
and page
78
page
53
and page
78
page
76
and page
89
43
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