Nanovoltmeter, Micro-Ohm Meter, 7 ½ Digits,
RS232 and GPIB Interfaces Standard
The Agilent (now Keysight) 34420A is a Nanovolt, Micro-Ohm Meter with high sensitivity optimized for performing low level measurements.
It combines low noise dc voltage with resistance and temperature functions.
Resolution: 7 ½ digits
Voltage range: 1 mV to 100 V
Noise performance: 1.3 nVrms / 8 nVpp
High sensitivity DC V and resistance measurements at 100 pV and 100 nOhm
Bulit-in low noise 2 channel scanners
Temperature measurements with 0.003 degree C accuracy using SPRT probes
Interfaces: RS232, GPIB
Applications:
3 low power, dry circuit testing built-in resistance functions
Direct SPRT, RTD, thermistor, and thermocouple measurements
€ 3,100 (net) $3,906 (US)