NF FRA5022, Инструкция по эксплуатации

Страница: 133 / 145

8.1 Oscillator
FRA5022
8-2
8.1 Oscillator
⚫
Output waveform: Sine wave
⚫
Frequency
Setting range: 0.1mHz to 100kHz
Setting resolution: 5 digits, or 0.01mHz whichever is the largest.
Accuracy:
±
50ppm
⚫
AC Amplitude
It is possible to set AC amplitude in Vrms or in Vpeak.
Setting range: 0 to 7.07Vrms or 0 to 10Vpeak
Setting resolution:
0.01Vrms (amplitude
≧
1Vrms), 0.001Vrms (amplitude
＜
1Vrms)
Or 0.01Vpeak (amplitude
≧
1Vpeak), 0.001Vpeak (amplitude
＜
1Vpeak)
Accuracy:
±
(2
％
of set value + 7mVrms or 10mVpeak)
When 10Hz
≦
frequency
≦
20kHz
±
(4
％
of set value + 21mVrms or 30mVpeak)
When 20kHz
＜
frequency
In either cases, the output is open and there is no output change rate
limit
Vpeak is converted from Vrms measured on a sine wave
⚫
DC bias
Setting range:
-
10V to +10V
Setting resolution: 0.01V
Accuracy:
±
(0.5
％
of the set absolute value +30mV + 2% of AC amplitude
Vpeak)
When output is open
⚫
Max output (AC + DC)
Voltage:
±
10V (when output open)
Current:
±
100mA
⚫
Distortion factor: 0.3
％
or less (10Hz
≦
frequency
≦
10kHz)
1
％
or less (10kHz
＜
frequency
≦
100kHz)
With amplitude setting 10Vpeak, DC bias 0V, load 50
Ω
, band
500kHz
⚫
Output impedance: 50
Ω
, unbalanced
⚫
Output control: AC/DC both on, AC/DC both off, AC only off
It is possible to limit the output variation rate to output both AC/DC
with a slow variation
⚫
Isolation
Insulation voltage: 42Vpk or 30Vrms, DC to 100kHz continuously
From/to one another among oscillator output (signal, ground),
analyzer channel input (signal, ground), and the case
Case-to-oscillator electrostatic capacitance: 250pF or less