1
Getting Started
20
Keysight U1401B User’s and Service Guide
Introducing the U1401B Handheld Multi-Function Calibrator/Meter
The key features of the U1401B are:
– Simultaneous signal generation and measurement.
– DC, AC, and AC+DC voltage and current measurements.
– DC voltage, DC current, and square wave outputs.
– Intelligent output and standby control.
– Rechargeable Ni-MH battery with built-in charging capability.
– Smart charger design without battery removal.
– Bright Electroluminescence (EL) backlight with 5-digit LCD display.
– Percentage scale readout for 4-20 mA or 0-20 mA measurement.
– Load driving capability up to 1200
Ω
for 20 mA simulation with yellow test
lead.
– Adjustable steps and time interval for Autoscan.
– Adjustable resolutions and start for linear Ramp output.
– 1 ms peak hold to catch inrush voltage and current easily.
– Temperature measurement with selectable 0
°
C compensation.
– Frequency, duty cycle, and pulse width measurements.
– Dynamic recording for minimum, maximum and average readings.
– Data hold with manual or autotrigger and relative mode.
– Diode and audible continuity tests.
– Bidirectional optic computer interface with SCPI commands.
– Resistance measurement up to 50 M
Ω
.
– Safe, precise and fast closed case calibration.
– 50,000 count precision true-rms digital meter, designed to meet IEC 61010-1
CAT II 150V standard.
