Tweco 300 XT Ultra-Cut Plasma Cutting System - Manual (Page 117)

ULTRA-CUT 300 XT
Manual 0-5274 APPENDIX A-11
5 OK to Move2 – Provides a second set of N.O. contacts that close when arc transfer is detected. Contacts are
rated for maximum of 24 VAC/DC @ 1A. Simplified CNC Circuit.
5 +10V @ 10ma. For Remote CC Pot – Previously CCM versions if one wanted to use a potentiometer for the Re-
mote Analog Current Control (CC) input an external 10 V supply was required for Pot High.. Now an isolated (from
main plasma circuits) 10V supply is provided. Recommended value of the pot is 5K or 10K.
Ext. +10V
11
10
9
TB1
+10V
WIPER
Art # A-09246
5 Plasma Marking Select (Remote) – Plasma Marking, available only with DFC 3000, may be activated with a
contact closure between TB3-1 & TB3-2 if SW�-4, DIP switch on the CPU board (smaller of the 2 CCM boards),
is also on. Opening the connection between TB3-1 & TB3-2 switched back to normal cutting mode. For Ultracut
power supplies It is OK to leave SW�-4 on whether you are marking or not.