Update Installation NOTES:

To UPDATE the main PTC04 program:

	- locate the folder with the old PTC04.exe program
	- rename the old PTC04.exe file to PTC04old.exe
	- copy the new PTC04.exe file to that folder

NOTE: The PTC04.exe program is a direct substitute for 
      the PTC04DT.exe and PTC04DM.exe programs. No new
      installation is needed if those programs are already
      installed on the computer.


NOTE: This program is compatible with Powder Testing Centers:
      - Model PTC-04DM
      - Model PTC-04DT
      - Model PTC-03DTU (upgraded Model PTC-03DT)