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UTD2000 Series User Manual
60
Time-base accuracy
≤(50+2×Service life)ppm
Record length 2×512k sampling point
Storage depth
Single channel: 64k；Double channel: 32k
Sampling rate and delay
time accuracy
±50ppm (any time interval ≥1ms )
Measurement accuracy of
time interval (△T) (full
bandwidth)
Single time: ± (1 sampling time interval+50ppm×reading+0.6ns)
>16 average values: ± (sampling time interval+50ppm×reading+0.4ns)
Vertical
Channels 2 Channels
Analog-to-digital converter
(A/D)
8bit
Deflection factor range
(V/div)
1mV/div~20 V/div(at 1-2-5 increment)
Position range ≥±8div
Selectable bandwidth
limitation (Typical)
20MHz
Low frequency response
(AC Coupling，-3dB)
≤5 Hz(above BNC)
DC gain accuracy
(sampling or average
sampling mode)
5mV ~20V/div：≤±3%
1mV ~2mV/div：≤±4%
DC measurement
accuracy
(average sampling mode)
When vertical position is 0 and N≥16:
± (4%×reading+0.1div+1mV) and selects 1mV ~2mV/div;
± (3%×reading+0.1div+1mV) and selects 10mV～20V/div;
When vertical position is not 0 and N≥16:
±(3%×(reading + vertical position reading) + (1%×vertical position reading)]+0.2div)
The setting from 5mV/div to 200mV/div plus 2mV;
the setting value from 200mV/div to 20V/div plus 50mV
Measurement accuracy of
voltage difference (△V)
(average sampling mode)
Under the same setting and environment conditions and after averaging the captured waveforms
with a quantity of ≥16, the voltage difference (ΔV) between any two points on the waveform: ±
(3%×reading+0.05div)
Trigger System Specifications
Trigger sensitivity ≤1div
Range of trigger level
Interior：From the screen center ±10div
EXT： ± 3V
Trigger level accuracy
(Typical) applicable for the
signal with rising and falling
Interior：±(0.3div×V/div) (within±4 div from the screen center)
EXT：±(6% setting value+40mV)
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