This product has been replaced with 2553 Power Analyzers
*311k Labview 6.1 – Displays volts, amps and watts. Source 465k
*900k PDF – This guide contains details regarding the techniques used in the 2551 XiTRON Power Analyzers to produce measurement results.
*63k Labview 6 – Use this to upload new firmware into a 2551 or 2553.
*130k LabView 7.11 – Displays several voltage, current, power and accumulated power parameters, plus V and I graphs. Allows for logging data to a file.
* 441k LabView 7.1 – This application combines two 2551s with GPIB to create a cost effective single-phase efficiency measurement.