Keysight U3402A User’s and Service Guide 13
List of Figures
Figure 1-1 Stacking the U3402A     . . . . . . . . . . . . . . . . . . . . . . . . . .21
Figure 1-2 Type of handle position     . . . . . . . . . . . . . . . . . . . . . . . .22
Figure 1-3 Attaching and detaching the handle.      . . . . . . . . . . . . .22
Figure 1-4 U3402A dimensions     . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Figure 1-5 Front panel   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Figure 1-6 VFD full display with all segments illuminated.    . . . . . .25
Figure 1-7 Keypad     . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
Figure 1-8 Input terminal     . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
Figure 1-9 Rear panel      . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Figure 1-10 ACV terminal connection and display     . . . . . . . . . . . . .35
Figure 1-11 DCV terminal connection and display     . . . . . . . . . . . . .36
Figure 1-12 ACI RMS or DCI (mA) terminal connection and  
display     . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
Figure 1-13 ACI RMS or DCI (A) terminal connection and  
display     . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
Figure 1-14 Frequency terminal connection and display     . . . . . . . .39
Figure 1-15 2-wire Ω terminal connection and display      . . . . . . . . .41
Figure 1-16 4-wire Ω terminal connection and display      . . . . . . . . .41
Figure 1-17 Forward-biased diode/continuity test terminal  
connection and display     . . . . . . . . . . . . . . . . . . . . . .44
Figure 1-18 Reverse-biased diode/continuity terminal connection  
and display      . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
Figure 1-19 2-wire/continuity test terminal connection and  
display     . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Figure 1-20 Reading rate annunciator      . . . . . . . . . . . . . . . . . . . . . .49
Figure 2-1 Typical dBm operation display    . . . . . . . . . . . . . . . . . . .53
Figure 2-2 Typical Rel operation display     . . . . . . . . . . . . . . . . . . . .54
Figure 2-3 Typical Max operation display     . . . . . . . . . . . . . . . . . . .55
Figure 2-4 Typical Min operation display      . . . . . . . . . . . . . . . . . . .56
Figure 2-5 Typical Comp operation display    . . . . . . . . . . . . . . . . . .57
Figure 2-6 Typical Hold operation display    . . . . . . . . . . . . . . . . . . .58
Figure 2-7 Combined math operations sequence    . . . . . . . . . . . . .60
Figure 2-8 Secondary display      . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
Figure 3-1 Terminal connection when measuring DC voltage  
and AC ripple on a rectification circuit     . . . . . . . . . .67