NHR LogoAC and DC electronic loads for automatic test

NH Research, Inc
16601 Hale Ave
Irvine, CA 92606
tel 949.474.3900
fax 949.474.7062


Programmable DC Electronic Loads
programmable ac electronic loads and programmable dc electronic loads
S300 Power MiniTester
  • A one-box power test solution replacing several
    test instruments
  • Flexible configuration of DC electronic loads and
    AC/DC power supplies
  • Automatically executes stored command sequences

Application
The S300 Power MiniTester is a DC electronic-load-based tester that includes the necessary control and firmware capabilities to make it a complete and self-contained solution for basic functional testing of power devices. Through the front panel, test programs can be created and then repeatedly executed with a single keystroke. Test results can be sent to the front panel, printer or a PC. Think of the MiniTester as a solution halfway between an assortment of benchtop test instruments and a full-capability, automatic power test system. It is ideal for automating manually run, in process test.

A One-Box Test Solution
The MiniTester replaces stand-alone DC electronic loads, DC power supplies, AC sources, DVMs, current and power meters. This is accomplished all within a chassis that accepts a wide assortment of electronic loads and sources. Each module contains its own built-in, precision measurement circuitry. Model S310 is intended for DC-input testing. Model S320 is intended for both AC & DC-input testing. Either unit can be used in a stand-alone, benchtop application or as a GPIB-controlled subsystem within a larger automatic test station.

Flexible Configuration
The flexibility to test a wide variety of products is accomplished in two ways. First is the unique 6-slot chassis that will accept any combination of modular DC electronic loads and/or programmable DC power supplies. The second is the unusually wide operating ranges of all modules, typically twice that of industry practices. This extended flexibilityassures users the ability to meet a broad varity of stimulus requirements with the fewest number of modules.

Executes Full Test Programs And Logs Results
The ability to create and run automatic test programs highlights the powerful macro-recording and playback capabilities of the MiniTester. This keystroke macro-recorder combined with built-in test algorithms, allows non-programmers to automate complex series of instrument operations and measurements. Playback of a saved test program then becomes a one-keystroke operation. Test measurements or PASS/FAIL indications are shown on the front panel display and may also be logged to a printer.


Key Specifications
Power Module Options
Type AC Source DC Supplies DC Loads
Number 5400 6010 6060 6080 6400 4100 4110
Power 700 VA 400 W 400 W 400 W 400 W 300 W 300 W
Voltage 140/280/350 V 10 V 60 V 80 V 400 V 2.1-450 V 0.7-80 V
Current 5.0/2.5/2.0 A 60 A 16 A 12 A 3 A 60 A 60 A
Frequency 40-500 Hz            

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