ESAB ET 201i DC - Appendix 2: System Schematic

ET 201i DC
APPENDIX 0-5452
A-2
APPENDIX 2: SYSTEM SCHEMATIC
Art # A-11277_AB
INPUT 230VAC/115VAC
50/60Hz
PTC
VR
+15VDC 2
RED WHITE
2
1
1
1
2
2
4 RTN
3
2
1
2 RTN
5
1
2
3
4
5
6
7
BLACK
RED
BLUE
BLUE
1 +24VDC
2 COMMON
3 -24VDC
1
2
1
3
1
3
1 2
+15V
-15V
1
2 REMOTE POT DEMAND 3 POT MAX 4 POT MIN 5 6 START RTN 7 /START 8
4
1
1
2
PANEL CUR.DEMAND 3
4
10 CURRENT DEMAND
9 DOWN SLOPE/ARC FORCE 8 /2T/4T 7 N/A 6 /FAULT LED
5 HF TIG
4 STICK 3 VOLTAGE TEST 2 +15VDC
1
+15VDC
1
10
1
RED BLACK
1
RED
BLACK
COMMON 4
CURRENT FEEDBACK 3
-15VDC 2
+15VDC 1
+24VDC 1
RTN 2
1
COMMON 7
OVER CURRENT 6
GATE DRIVE A 5
GATE DRIVE B 4
GATE DRIVE A 2
GATE DRIVE B 3
+15VDC 1
/GAS 5
HF 4
RED
WHITE
YELLOW
GRAY
BLACK
RED
2 CURRENT DEMAND
8 7 6 5 4 3 2 1
Current Sensor
(OT1) (OT2)
1