YOKOGAWA DLM3000, User Manual

Page: 96 / 135

6-1
IM DLM3054-03EN
Specifications
1
2
3
4
5
6
App
Index
Chapter 6 Specifications
6.1 Signal Input Section
Analog Signal Input
Item Specifications
Number of input channels DLM3022/DLM3032/DLM3052: 2 (CH1, CH2)
DLM3024/DLM3034/DLM3054: 4 (CH1 to CH4)
Input coupling settings AC1MΩ, DC1MΩ, DC50Ω
Input connector BNC connector
Input impedance 1 MΩ ± 1.0%, approx. 16 pF
50 Ω ±1.0% (VSWR1.4 or less at DC to 500 MHz)
Voltage-axis sensitivity
setting
1 MΩ input: 500 µV/div to 10 V/div (1-2-5 steps)
50 Ω input: 500 µV/div to 1 V/div (1-2-5 steps)
Maximum input voltage 1 MΩ input: 300 Vrms and 400 Vpeak; neither values may be
exceeded. (At 100 kHz and higher, the voltage
decreases at 20 dB/decade down to 2 Vrms.)
50 Ω input: 5 Vrms and 10 Vpeak; neither values may be
exceeded.
Selectable maximum DC
offset range
(when the probe attenuation
is set to 1:1)
1 MΩ input
500 µV/div to 50 mV/div: ±1 V
100 mV/div to 500 mV/div: ±10 V
1 V/div to 10 V/div: ±100 V
50 Ω input
500 µV/div to 50 mV/div: ±1 V
100 mV/div to 1 V/div: ±5 V
Vertical (voltage) axis
accuracy
DC accuracy 1
500 µV/div: ±(3.0% of 8div + offset voltage accuracy)
1 mV/div to 10 V/div: ±(1.5% of 8div + offset voltage accuracy)
Offset voltage accuracy
1
500 µV/div to 50 mV/div: ±(1% of s 0.2 mV)
100 mV/div to 500 mV/div: ±(1% of s 2 mV)
1 V/div to 10 V/div: ±(1% of s 20 mV)
Frequency bandwidth
(≥ –3dB)
1, 2
(± 3 divp-p sine wave input)
1 MΩ input (measured from the probe tip
when using the supplied 10:1 passive probe
(10:1 conversion))
DLM3022/
DLM3024
DLM3032/
DLM3034
DLM3052/
DLM3054
100 V/div to 20 mV/div: DC to 200 MHz DC to 350 MHz DC to 500 MHz
10 mV/div: DC to 200 MHz DC to 350 MHz DC to 350 MHz
5 mV/div: DC to 200 MHz DC to 200 MHz DC to 200 MHz
50 Ω input
10 V/div to 2 mV/div: DC to 200 MHz DC to 350 MHz DC to 500 MHz
1 mV/div: DC to 200 MHz DC to 350 MHz DC to 350 MHz
500 µV/div: DC to 200 MHz DC to 200 MHz DC to 200 MHz
–3 dB point for AC coupling Approx. 1 Hz (for direct input)
1 Hz or less (when using the supplied 10:1 probe)
Skew between channels
(when channels are set to
the same conditions)
100 ps or less (typical value 4 )
Residual noise level
3
0.2 mVrms or 0.05 div rms, whichever is greater (typical value
4
)
Isolation between channels
(when set to the same
voltage sensitivity)
Maximum bandwidth: ‒34 dB (typical value
4
)
A/D converter resolution 8 bits (25LSB/div)
12 bits maximum (during high-resolution mode)
Probe attenuation settings Voltage probe: 0.001:1 to 2000:1 (in 1-2-5 steps)
Current probe: 0.001A:1V to 2000A:1V (in 1-2-5 steps)
Bandwidth limit For each channel, you can select FULL, 200MHz, 100MHz, 20MHz, 10MHz, 5MHz, 2MHz, 1MHz,
500kHz, 250kHz, 125kHz, 62.5kHz, 32kHz, 16kHz, or 8kHz.
Uses IIR and FIR digital filters