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Agilent B2981A, Keysight B2981A, HP B2981A
Femto/Picoammeter, 0.01fA

Meters >> Digital Multimeter (DMM) and Digital Voltmeter >> Femto/Picoammeter, 0.01fA
Rent Used Test Equipment
Manufacturer: Keysight / Agilent / HP
Model: B2981A

Keysight / Agilent B2981A Femto/Picoammeter, 0.01fA

Electronic Test and Measurement Equipment

Keysight / Agilent B2981A Femto/Picoammeter, 0.01fA Product Datasheet Download Product Datasheet

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Product Overview

KEYSIGHT B2981A (AGILENT) FEMTO / PICOAMMETER (Call for Availability)

The Agilent  B2981A Femto / Picoammeter is designed with distinctive capabilities and features guaranteeing state-of-the art measurement performance. It offers mimimum current resolution for meeting all low-level current measurement needs and its voltage sourcing feature supports resistance measurements. Its unique color LSD provides multiple options for viewing data and front-panel capabilities allow you to capture transient behavior and perform quick statistical analyses without a PC. 

Features and Specifications of the Keysight B2981A (Agilent) Femto / Picoammeter include:

Features:

  • Graphical capabilities:
    • Time domain view to capture transients
    • Histogram view to perform quick data analysis
  • Easy-to-use 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:
    • Material science (Biomaterials, ceramics, elastomers, films, dielectric materials, electrochemical, ferroelectric materials, graphene, metals, organic materials, nano-materials, polymers, semiconductors, etc.)
    • Devices & elecronic components (capacitors, resistors, diodes, sensors, transistors including TFT and CNT, optoelectronics, solar cells, etc.)
    • Electronic/non-electronic systems (ion beam, electron beam, sensing systems, particle measurements, embedded precision instruments, etc.)

Specifications of the Keysight B2981A (Agilent) Femto / Picoammeter :

  • Measurement resolution:  6½ digits
  • Current measurement:  0.01 fA - 20 mA
  • Minimum range:  2 pA
  • Maximum reading rate:  20,000 rdg/s
  • < 20 µ V burden voltage in its lowest current range
  • Voltage measurement: 
    • Voltage range: 2 V
      • Display resolution:  1 µV
      • Accuracy ±(% + offset):  0.025 + 40 µV
    • Voltage 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: 
    • Ranging: Automatic or manual
    • Aperture time (integration time):  10 µs to 100 PLC
    • Offset cancelling:  Null, Zero correct
    • Digital filter: Medium filter (2R + 1, R = 1 to 15), moving average (1 to 100, step 1)  
    • Math:  Preset and user definable expressions
    • Statistics:  Histogram View mode: mean, sigma, # of bins and # of samples
    • Line frequency detection:  Auto detect: 50 Hz or 60 Hz 
  • Front panel operation:
    • Front panel interface:  4.3" TFT color display with keypads and rotary knob
    • View mode: Meter view, Graph view, Histogram view and Roll view
    • Hard keys:  Single Trigger and Run/Stop control, measurement navigation keys, Rotary Knob and Cursors, Ammeter Input and V Source Output control, Cancel/Local
    • Soft keys:  Function, System and Input Assist keys
    • Indicators: Channel (measurement) status, System status
    • LEDs:  
      • Power (color changes when charging)
      • Input and Output (color changes when high voltage sourcing)
  • Input/Output specifications:  
    • Meter input connector:  Three lug triaxial for ammeter on rear panel 
    • Maximum input:
      • Ammeter: 30 mA,
      • Voltmeter: 40 V
    • Source output connector:  Two banana jacks on rear panel
    • Maximum common mode voltage:  Meter common: 500 V peak: V Source 1,000 V peak
    • Isolation (Meter common to chassis:  > 10 GΩ, < 500 pF 
    • Analog output: 2 V for full range input, non-inverting in voltage and current measurement modes, 1 kΩ output impedance
    • Interlock:  2.5 mm pluggable terminal block, 4 pin
    • External trigger:
      • Trigger input:  BNC
        • Logic:  Programmable edge triggered
        • Min pulse width:  10 µs
      • Trigger output:  BNC
        • Logic:  Prgrammable edge triggered
        • Min pulse width:  10 µs
    • Digital I/O:
      • Connector type:  DSUB female 9 pins
      • Input/output pins:  DIO 7 pins, +5V, GND
      • Absolute  max input voltage:  5.25 V
      • Absolute  min input voltage:  -0.25 V
      • Max logic L input voltage:  -0.8 V, Pull-up to 5 V by 5 kΩ
      • Min logic H input voltage:  2.0 V, Pull-up to 5 V by 5 kΩ
      • Max source current:  1 mA @ Vo = 0 V
      • Max sink current:  50 mA @ Vo = 5 V
      • 5 V power supply pin:  Limited to 500 mA, resettable fuse protected

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