The Agilent B2985A Electrometer / High Resistance Meter is designed with unprecedented capabilites and features guaranteeing outstanding measurement performance. It offers minimum current resolution for meeting all low-level current measurement needs and its voltage sourcing feature supports resistance measurements. Its unique color LCD provides multiple options for viewoing data. State-of-the art front panel-capabilities allow you to capture transient behavior and perform quick statistical analyses without the need of a PC.

Features and Specifications of:

Features:

●Graphical capabilities:

oTime domain view to capture transients

oGraphical viewing modes: Meter, Graph, Histogram, and Roll View

■Histogram view to perform quick data analysis

oOther X-Y plots (I-V, I-t, R-t, I-R, etc.)

●Independent current and voltage measurement

●Temperature and humidity measurements

●Easy-to-use auto navigation to select optimal range and aperture

●Optional Test Setup Integrity Checker function for noise source isolation

●Versatile interface: USB 2.0: LAN, GPIB, LXI Core

●USB (front): store data, save/recall setup information

●Free PC control software

●Applications:

oMaterial science (Biomaterials, ceramics, elastomers, films, dielectric materials, electrochemical, ferroelectric materials, graphene, metals, organic materials, nano-materials, polymers, semiconductors, etc.)

oDevices & elecronic components (capacitors, resistors, diodes, sensors, transistors including TFT and CNT, optoelectronics, solar cells, etc.)

oElectronic/non-electronic systems (ion beam, electron beam, sensing systems, particle measurements, embedded precision instruments, etc.)

Specifications of the Keysight B2985A (Agilent) Electrometer / High Resistance Meter include:

●Measurement resolution: 6½ digits

●Current measurement: 0.01 fA - 20 mA

oMinimum range: 2 pA

●Resistance measurement: up to 10 PΩ

●Voltage measurement: 1 µV - 20 V

oInput resistance: > 200 TΩ

●Charge measurement: 1 fC - 2 µC

●Voltage source: up to ± 1,000 V

oMinimum resolution: 700 µV

●Maximum reading rate: 20,000 rdg/s

●< 20 µ V burden voltage in its lowest current range

●Voltage measurement:

oVoltage range: 2 V

■Display resolution: 1 µV

■Accuracy ±(% + offset): 0.025 + 40 µV

oVoltage range: 20 V

■Display resolution: 10 µV

■Accuracy ±(% + offset): 0.025 + 400 µV

●Input bias current: < 20 fa

●Input impedance: > 200 TΩ, parallel with < 20 pF (non-guarded) or < 2 pF (guarded)

●RMS noise: 1.4 µV for 2 V range, 10 s duration, shorted input

●Measurement control / navigation:

oRanging: Automatic or manual

oAperture time (integration time): 10 µs to 100 PLC

oOffset cancelling: Null, Zero correct

oDigital filter: Medium filter (2R + 1, R = 1 to 15), moving average (1 to 100, step 1)

oMath: Preset and user definable expressions

oStatistics: Histogram View mode: mean, sigma, # of bins and # of samples

oLine frequency detection: Auto detect: 50 Hz or 60 Hz

●Front panel operation:

oFront panel interface: 4.3" TFT color display with keypads and rotary knob

oView mode: Meter view, Graph view, Histogram view and Roll view

oHard keys: Single Trigger and Run/Stop control, measurement navigation keys, Rotary Knob and Cursors, Ammeter Input and V Source Output control, Cancel/Local

oSoft keys: Function, System and Input Assist keys

oIndicators: Channel (measurement) status, System status

oLEDs:

■Power (color changes when charging)

■Input and Output (color changes when high voltage sourcing)

●Input/Output specifications:

oMeter input connector: Three lug triaxial for ammeter on rear panel

oMaximum input:

■Ammeter: 30 mA

■Voltmeter: 40 V

oSource output connector: Two banana jacks on rear panel

oMaximum common mode voltage: Meter common: 500 V peak: V Source 1,000 V peak