Keysight U1251B/U1252B User’s and Service Guide
XVII
List of Figures
Figure 1-1 Tilt-stand at 60° 4
Figure 1-2 Tilt-stand at 30° 4
Figure 1-3 Tilt-stand at hanging position 5
Figure 1-4 U1252B front panel 6
Figure 1-5 Rear panel 7
Figure 1-6 Rotary switch 8
Figure 1-7 U1252B keypad 9
Figure 1-8 Display symbols 11
Figure 1-9 Connector terminals 22
Figure 2-1 Measuring AC voltage 25
Figure 2-2 Measuring DC voltage 26
Figure 2-3 Measuring mA and mA current 29
Figure 2-4 Measuring scale of 4-20 mA 31
Figure 2-5 A (ampere) current measurement 32
Figure 2-6 Measuring frequency 34
Figure 2-7 Measuring resistance 35
Figure 2-8 Audible continuity, conductance, and resistance
test. 36
Figure 2-9 Conductance measurement 38
Figure 2-10 Measuring forward bias of diode 40
Figure 2-11 Measuring reverse bias of diode 41
Figure 2-12 Capacitance measurements 43
Figure 2-13 Connecting the thermal probe into the non-compensa-
tion transfer adapater 45
Figure 2-14 Connecting the probe with adapter into the
multimeter 45
Figure 2-15 Surface temperature measurement 47
Figure 2-16 Input terminal warning 48
Figure 2-17 Charge terminal alert 49
Figure 3-1 Dynamic recording mode operation 53
Figure 3-2 Data hold mode operation 54
Figure 3-3 Refresh hold mode operation
56
Figure 3-4 Null (relative) mode operation 58
Figure 3-5 dBm/dBV display mode operation 60
Figure 3-6 1 ms peak hold mode operation 62
Figure 3-7 Hand (Manual) logging mode operation 64