B&K Precision 4078 - Manual - Manual (Page 96)

90
Amplitude
setting
Minimum reading
RMS
Maximum reading RMS DVM reading RMS
10Vp-p 3.499V 3.572V
5Vp-p 1.749V 1.786V
3Vp-p 1.049V 1.072V
1Vp-p 0.349V 0.358V
100mVp-p 34 mV 37 mV
50mVp-p 17 mV 19 mV
5. Set the unit to generate a SQUARE wave with 1KHz frequency.
6. CHECK that the measured voltages on the DVM at 10Vp-p, 5Vp-p, 3Vp-p, 1Vp-p, 100 mVp-p and
50mVp-p are in the accuracy range:
Amplitude
setting
Minimum reading
RMS
Maximum reading RMS DVM reading RMS
10Vp-p 4.949V 5.051V
5Vp-p 2.474V 2.526V
3Vp-p 1.484V 1.516V
1Vp-p 0.494V 0.51
100mVp-p 49 mV 52 mV
50mVp-p 24 mV 26 mV
4 Set the unit to the ARBITRARY function and generate a sine wave signal:
- Press the ARB key
- Select F2 – ARB
- Select F4 – EDIT
- Select F3 – PREDEF
- Select F2 – FROM, press key 1 and ENTER
- Select F2 – DATA, press key 0 and ENTER
- Select F3 – LENG, press 1000 and ENTER
- Select F3 – SCALE, press 100 and ENTER
- Select F4 – EXEC
- Select F3 – YES
- Select ARB
- Select F1 – FREQ, press 1000 Hz