1 Getting Started
44 Keysight U1251B and U1252B User’s and Service Guide
Rotary switch position (Function) Primary display Secondary display
(AC current)
AC mA Hz (AC coupling)
AC mA DC mA
AC mA Ambient temperature C or F
(AC + DC current)
[for U1252B]
AC + DC mA Hz (AC coupling)
AC + DC mA AC mA
AC + DC mA DC mA
AC + DC mA Ambient temperature C or F
(DC current)
DC A Hz (DC coupling)
DC A AC A
DC A Ambient temperature C or F
(AC current)
AC A Hz (AC coupling)
AC A DC A
AC A Ambient temperature C or F
(AC + DC current)
[for U1252B]
AC + DC A Hz (AC coupling)
AC + DC A AC A
AC + DC A DC A
AC + DC A Ambient temperature C or F
(Capacitance)
(Diode)/
(Resistance)/
nS (Conductance)
nF / V / / nS Ambient temperature C or F
(Temperature)
C (F) Ambient temperature C or F
C (F) Ambient temperature C or
F / 0 C compensation (select by
pressing )
Table 1-8 Selecting display with the Dual button (continued)