The Keysight E4981A is a high-speed capacitance meter designed for ceramic capacitor testing in production lines. It provides fast and highly accurate measurements across multiple test frequencies, ensuring robust production throughput and exceptional testing reliability.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | GPIB, LAN, USB-TMC, Handler, Scanner |
| Measurement Terminal Configuration | Four-terminal pair configuration |
| Recommended Calibration Interval | 1 year |
Physical
| Parameter | Value |
|---|---|
| Operating Temperature | 0 °C to 45 °C |
Measurement Parameters & Functions
| Parameter | Value |
|---|---|
| Primary Measurement Parameters | Cp (parallel capacitance), Cs (series capacitance) |
| Secondary Measurement Parameters | D (dissipation factor), Q (quality factor), Rp (parallel resistance), Rs (series resistance), G (conductance) |
| Equivalent Circuit Modes | Parallel, Series |
| Ranging Modes | Auto, Hold |
| Deviation Measurement | Δ (absolute value), Δ% (percent) |
Test Signal
| Parameter | Value |
|---|---|
| Test Frequencies | 120 Hz, 1 kHz, 1 MHz |
| Test Frequency Options | Option 001 (120 Hz / 1 kHz / 1 MHz), Option 002 (120 Hz / 1 kHz) |
Measurement Accuracy & Range
| Parameter | Value |
|---|---|
| Basic Capacitance Accuracy | ±0.07% |
| Basic Dissipation Factor (D) Accuracy | ±0.0005 |
Measurement Speed & Timing
| Parameter | Value |
|---|---|
| Measurement Time (1 MHz, Fast) | 2.3 ms |
| Measurement Time (1 kHz, Fast) | 3.0 ms |
| Measurement Time (120 Hz, Fast) | 11.0 ms |
| Trigger Source | Internal, Manual, External, Bus |
| Averaging Factor | 1 to 256 |
Calibration & Compensation
| Parameter | Value |
|---|---|
| Open Correction | Supported |
| Short Correction | Supported |
| Load Correction | Supported |
Comparator & Limit Functions
| Parameter | Value |
|---|---|
| Bin Sorting | 9 bins for primary parameter, out-of-bin, and secondary parameter high/low |
Interfaces & Connectivity
| Parameter | Value |
|---|---|
| GPIB Interface | Yes |
| LAN Interface | 10/100 Base-T |
| USB Device Port | USB-TMC (Type-B) |
| USB Host Port | USB (Type-A) for external storage |
Measurement Setup
| Parameter | Value |
|---|---|
| Measurement Parameter Combinations | Cp-D, Cp-Q, Cp-Rp, Cp-G, Cs-D, Cs-Q, Cs-Rs |
System & Connectivity
| Parameter | Value |
|---|---|
| LXI Compliance | LXI Class C |
| Command Emulation Modes | Agilent 4268A, Agilent 4288A |
Technology
LCR / Capacitance Meter
Applications
High-speed ceramic capacitor production testing