Introduction:
   
  This instrment driver porvides programming support for the Sorenson SLHAC series
  Programmable DC Electronic Load .

  To successfully use this module , the following conditions to met :

  For GPIB instruments drivers :
	- the instrument is connected to the GPIB
	- the GPIB address supplied to the initialize function must much
	  the GPIB address of the instrument
	- VISA driver v2.6, Labview v7.1.   

  Others descriptions refer to VI descriptions and Control descriptions for LabVIEW .  