Keysight U1401B Handheld Multi-function Calibrator/Meter Data Sheet Calibrate while you measure with just one tool
02 | Keysight | U1401B Handheld Multi-function Calibrator/Meter - Data Sheet Introduction The Keysight Technologies, Inc. handheld multi-function calibrator/meter has all you need for quick validation, servicing or troubleshooting of process control devices on the go. Travel and test easily with one rugged, feature-packed tool. Keysight now offers its latest handheld calibrator/meter, the U1401B in all-new orange, providing all the capabilities and functions you need.
03 | Keysight | U1401B Handheld Multi-function Calibrator/Meter - Data Sheet Take a Closer Look Robust protective holster Dual display with backlight 4 – 20 mA and 0 – 20 mA percentage scale readout Hold and Min/Max/Avg recordings Easy function access through intuitive buttons and rotary switch Built-in battery-charging capability Voltage, current, resistance, temperature, frequency, pulse width, duty cycle, diode and continuity Bipolar voltage and current, square-wave, auto scan and ramp Simultaneou
04 | Keysight | U1401B Handheld Multi-function Calibrator/Meter - Data Sheet Input Specifications The accuracy is given as ± (% of reading + counts of least significant digit (LSD)) at 23 °C ± 5 °C, with relative humidity less than 80% R.H. and after a warm-up period of at least five minutes. Without warm-up, an additional five counts of LSD need to be considered. Voltage specifications Function Range Resolution Accuracy DC voltage1 50 mV 1 µV 0.05% + 502 500 mV 10 µV 5V 0.
05 | Keysight | U1401B Handheld Multi-function Calibrator/Meter - Data Sheet Input Specifications Temperature specifications Thermocouple type K 1. Range Resolution Accuracy1 –40 °C to 1372 °C 0.1 °C 0.3% + 3 °C –40 °F to 2502 °F 0.1 ºF 0.3% + 6 °F Overload protection 250 Vrms Accuracy is specified for meter operation only, excludes thermocouple probe tolerance and with the instrument placed in the operating area for at least one hour.
06 | Keysight | U1401B Handheld Multi-function Calibrator/Meter - Data Sheet Input Specifications Frequency specifications Range Resolution 100 Hz 0.001 Hz 1 kHz 0.01 Hz 10 kHz 0.1 Hz 100 kHz 1 Hz 200 kHz 10 kHz Accuracy Minimum input frequency Overload protection 0.
07 | Keysight | U1401B Handheld Multi-function Calibrator/Meter - Data Sheet Output Specifications Accuracy is given as ± (% of output + counts of least significant digit (LSD)) at 23 °C ± 5 °C, with relative humidity less than 80% R.H. and after a warm-up period of at least five minutes. The maximum input voltage protection is 30 VDC. Constant voltage and current outputs Function Range Resolution Constant voltage (CV) ± 1.5000 V 0.1 mV ± 15.000 V 1 mV ± 25.
08 | Keysight | U1401B Handheld Multi-function Calibrator/Meter - Data Sheet General Specifications Display Both primary and secondary displays are 5-digit on the liquid crystal display (LCD) with a maximum resolution of 50,000 counts and automatic polarity indication. Backlight available. Power supply –– 9.6 V Ni-MH rechargeable batteries: 1.2 V x 8 pieces. No cadmium, lead or mercury. –– External switching adapter: AC 100 V to 240 V, 50/60 Hz input and DC 24 V/2.5 A output.
09 | Keysight | U1401B Handheld Multi-function Calibrator/Meter - Data Sheet Ordering Information U1401B Standard shipped accessories –– Quick Start Guide –– Certificate of calibration (CoC) –– Calibrator/meter standard test lead kit –– Yellow test lead for mA simulation –– Protective holster –– Rechargeable battery pack –– AC power adapter and cord (according to country) Optional accessories U5481A IR-to-USB cable U1186A K-type thermocouple and adapter U1181A U1182A U1183A –– Immersion temperatur
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