Tektronix DMM830, Руководство пользователя

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DMM800 Series Specifications
Handheld Instruments Basic Service
5
Table 3: Measurement characteristics (cont.)
Characteristic Description
Compliance voltages (typical) 1 V (
�
setting)
0.4 V (LV setting)
Continuity threshold
3
Beeper sounds when resistance is approximately 75
�
or less
Diode test
3
Test current (typical) 0.6 mA
Test voltage (typical)
≤
3 V
Capacitance
Ranges 4 nF, 40 nF, 400 nF, 4
�
F, 40
�
F, 400
�
F, 4 mF, 40 mF
Accuracy
3
(% + 10 count)
4 nF to 4
�
F
±
1% (delta mode)
40
�
F to 40 mF
±
3%
Frequency
4
Ranges 400 Hz, 4 kHz, 40 kHz, 400 kHz, 2 MHz
Accuracy
6
(% + 10 count)
400 Hz to 400 kHz
±
0.01%
2 MHz
±
0.15%
Sensitivity 0.5 V
p-p
Duty factor
Accuracy
±
(0.1% + 0.05% per kHz) for 5 V input
Range 15 Hz to 10 kHz (10% to 90% duty factor)
Temperature
Range –50
�
to +980
�
C
Accuracy 2
�
C
Thermocouple type K
P eak measurements
3
Accuracy DC volts:
±
5% + 40 counts of the peak value of a single 1 ms pulse
1
Divide counts by 10 in 4000 count mode.
2
750 V, 40 M
�
–LV range unspecified.
3
4000 count mode only.
4
Upper display readout is limited to 10 kHz with reduced accuracy.
5
>10% range, 4 V range > 1 V.
6
>5% range.