Owner's manual

THERMAL ARC 161 S APPENDIX
Appendix A-4 Manual 0-5073
APPENDIX 3: SYSTEM SCHEMATIC
Art # A-09897_AC
G
D
S
G
D
S
PUT
230VAC/115VAC
50/60Hz
G
DS
AC
OU
T A
CO
UT
DC -
DC
+
RE
D
BLACK
J2-1
J2-2
J2-3
J2-4
J2-5
J2-6
J2-7
J2-8
-24V
GND
+15V
IGBT Driver A
IGBT Driver B
GND
Over Current Signal
Over Current Signal
J3-1
J3-2
J3-3
J3-4
J3-5
J3-6
J3-7
J3-8
J4-6
J4-5
J4-4
J4-
3
J4-
2
J4-1+15V
POT WIPER
Faul
t
Pr
oc
ess Sw
it
ch
GND
N/A
J7-2
J7-1
J8-
2
J8
-1
GN
D
-24V
J7-3
+15V
GND
RED
BLACK
J9-2
J9-1
J1-2
J1-1
RED
J10-1
J10-2
Main Power
PC
B1
Contro
l PC
B2
Front Panel PCB3
8
1
J2
,J
3
J4,
J11
6
1
2
1
4
1
J1,J8,J9
J10
,
1 2
3
7J6J
PC
B MOUNTED HARNESS
CONN
ECTORS PI
N
OUT
VI
EWED FROM CO
MP
ONENT
SI
DE OF
BO
ARD
1 2
J6-1
J6-2
J6-3
J6-4
GND
+15V
-15V
Current Feedback
3
J7J8 J
J 6
J1
J4
CO
NNECTO
R
LA
YOUT
DI
AG
RA
M
JC
OT
TUOM
I
BFIJF
1
VRD
ON
OFF
FA
N
PF
C
CIRCU
IT
SHEETMETAL COVE
R
MBIN
WV
IN
RE
D
BLAC
K
J11
-5
J11-4 J11-3
J11
-2
J11-1
STICK
LI
FT
TIG
PROCESS SELEC
TO
R
CURREN
T
CO
NT
ROL
FAULT
AC
POS
NE
G
+
-
BLACK
WV
IN
FJ
OT
JC
MBIN
IMOUT
IFB
RED
YELLOW
GRAY
WHITE
J5-1
J5-2
J5
60W4
Ω
J5
RX
JC
IN
115VAC
STICK
--1
.5VD
C
115VAC
LIFT
TIG --4.5V
DC
230VA
C
--0
.5VD
C
C1
Current Sensor
ON