1Getting Started
10 U3402A User’s and Service Guide
Annunciator Description
ºC Celcius temperature unit. Not applicable for the U3402A.
ºF Fahrenheit temperature unit. Not applicable for the U3402A.
mV Voltage unit: mV, V
µmA Current unit: µA, mA, A
µmnF Capacitance unit: nF, µF, mF. Not applicable for the U3402A.
MkW Resistance unit: W, kW, MW
MkHz Frequency unit: Hz, kHz, MHz
Secondary display
Polarity, digits, and decimal points for secondary display
µnmF Capacitance unit: nF, µF, mF. Not applicable for the U3402A.
ºC Celcius temperature unit. Not applicable for the U3402A.
ºF Fahrenheit temperature unit. Not applicable for the U3402A.
% Duty cycle measurement. Not applicable for the U3402A.
mV Voltage unit: mV, V
µmA Current unit: µA, mA, A
SShift mode
MkW Resistance unit: W, kW, MW
MkHz Frequency unit: Hz, kHz, MHz
2ND Secondary display is enabled
AUTO Autoranging
DC Direct current
AC Alternating current
DCAC AC + DC
COMP Compare operation
dBm Decibel unit relative to 1 mW
CAL Calibration mode. Not applicable for the U3402A.
EXT External. Not applicable for the U3402A.
TRIG Trigger mode. Not applicable for the U3402A.
REMOTE Remote interface control. For calibration use only.
LOCAL Local mode
STO Store instrument state. Not applicable for the U3402A.
RCL Recall stored instrument state. Not applicable for the U3402A.
Table 1 - 1 Display annunciators