A NUMERICAL CONTROL PANEL WITH A BUILT IN AUTOMATIC DATA PROCESSOR FOR AN ELECTRIC WELDING MACHINE. IT IS THE USERS INTERFACE WITH THE MACHINE. IT DISPLAYS ALL THE INFORMATION GIVEN TO THE USER AND/OR REQUIRED BY THE USER. IT STORES ALL THE WELD CALCULATIONS FOR EACH PIPE. IT TAKES THE ELECTRICAL BINARY SIGNALS FROM THE COMPUTER UNIT AND DISPLAYS THEM IN A READABLE AND USABLE FORM TO THE USER. IT PROVIDES THE USER WITH A VARIED CONTROL OF THE MACHINE VIA SWITCHES AND POTENTIOMETERS THAT VARIES THE DEGREES OF USE. IT CAN TRANSLATE THE MANUALLY ENTERED PIPE SIZE AND DO THE CALCULATIONS FOR PRESSURES AND TIMINGS REQUIRED FOR EACH PROCESS, THEN AUTOMATICALLY CARRIES THEM OUT WITH VARIED INPUT BY THE USER. IT CARRIES OUT ALL THE INFORMATION THEN SENDS IT TO THE COMPUTER IN BINERY CODE.

T500 PENDANT IS CLASSIFIED TO 8537101090 IN ACCORDANCE WITH: GIR 1-CLASSIFIES BY THE TERMS OF THE HEADING AND RELEVANT SECTION AND CHAPTER NOTES. GIR 6-CLASSIFIES TO SUBHEADING LEVEL. SECTION NOTE 2(a) EXCLUDES GOODS AS PARTS IF THEY HAVE THEIR RESPECTIVE HEADINGS IN 84 OR 85.