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Keysight

Keysight E4981A Capacitance Meter

The Keysight E4981A Capacitance Meter is designed for precise and swift measurements, crucial for ceramic capacitor production tests. It supports multiple test frequencies—120 Hz, 1 kHz, and 1 MHz—allowing versatile application. With a rapid measurement capability as quick as 2.0 ms at 1 MHz and high accuracy rates (±0.07% for capacitance and ±0.0005 for dissipation factor), it ensures reliable testing outcomes. The Keysight E4981A meter also features multiple connectivity options, including GPIB, LAN, and USB, facilitating easy integration into various test systems.

Product Info
Basic Accuracy 0.05%, D:0.0005 (specification)
0.042%, D:0.0003 (typical)
Measurement 4TP
Maximum Frequency 1 MHz
Measurement Time 2.3 ms (1 MHz), 3.0 ms (1 kHz), 11.0 ms (120 Hz)
Level Range 0.1 V to 1 V 
Resolution  0.01 V 
Accuracy  ±5% 
Source delay time Range: 0 - 1s
Resolution: 0.1ms
Measurement cable lengths  0 m, 1 m, 2 m 
Output mode Continuous or synchronous
  • 9 Bin Sorting
  • 256 Multi-channel correction
  • Compatible SCPI command and Handler/Scanner interfaces with the 4268A and 4288A
  • Test signal level compensation for high value ceramic capacitor tests 
  • Versatile PC connectivity (LAN, USB and GPIB)