Keysight / Agilent / HP 5181-2813 LCD Display for the 6681A Single-Output 5000 W DC Power Supply

The Keysight / Agilent / HP 5181-2813 is a replacement LCD display module for the 6681A Single-Output 5000 W DC Power Supply. This component delivers real-time visual feedback of operational parameters including voltage and current readings, status indicators, and system diagnostics. The display enables direct monitoring and control of power supply output, critical for high-power testing applications requiring precise feedback and parameter verification.

Technical Specifications The 5181-2813 serves the 6681A power supply with the following output and performance characteristics:

Output Ratings: 0 to 8 V, 0 to 580 A (5000 W maximum)

Programming Accuracy (25°C ± 5°C): Voltage 0.04% + 8 mV; Current 0.1% + 300 mA

Readback Accuracy (25°C ± 5°C): Voltage 0.05% + 12 mV; Current 0.1% + 400 mA

Load and Line Regulation: Voltage 0.002% + 0.3 mV; Current 0.005% + 40 mA

Ripple and Noise (20 Hz to 20 MHz): 1.5 mV RMS; 10 mV peak-to-peak

Transient Response: <900 µs recovery to within 150 mV following 100%-to-50% or 50%-to-100% load transitions

Command Processing Time: 20 ms average (GPIB-connected units)

Input Power: 3-phase AC; Option 208: 180-235 VAC, 47-63 Hz; Option 400: 360-440 VAC, 47-63 Hz

Key Features

Low output ripple and noise specification

Selectable inductive load compensation

Fan-speed control for acoustic noise reduction

Built-in measurement and programmable control functions

Extensive DUT protection circuits

Remote sensing up to ±0.5× rated output voltage per lead

Output floating capability to ±60 VDC from chassis ground

Compatibility & Integration Fully compatible with 6681A architecture. Supports GPIB (IEEE-488.2) control with SCPI command set and VXIplug&play drivers. Analog voltage and current control supported. Serial link configuration enables daisy-chaining up to 16 power supplies through a single GPIB address.