Electrical diagrams, Schematic - control pc board #4, Power wave 450 – Lincoln Electric INVERTEC POWER WAVE 450 SVM112-B User Manual
Page 275: 2l: generate fault signal, Wf+ dk, Turn on/off display/keypad from serial loop, 2n: thermal overload input, 2m: on/off switches, 2a: serial loop, 2j: primary current sense
ELECTRICAL DIAGRAMS
G-7
POWER WAVE 450
SCHEMATIC - CONTROL PC BOARD #4
5.11K
R
2
06
10.0
R225
2
2
1
K
R
2
1
9
CNY17-3
OCI4
4
2
1
6
5
10K
R
2
5
7
2
2
1
K
R
2
5
4
CNY17-3
OCI8
4
2
1
6
5
D42
150
R256
J26
6
10K
R
2
5
5
D22
J26
2
150
R220
DIS2
SWITCH2
+5V
DIS1
1N4936
D23
J26
1
+5V
J23
6
J26
5
SWITCH1
+5V
LOW = TRIGGER CLOSED
(TO HC11)
HIGH = TRIGGER OPEN
+5.5V
LOW = TRIGGER CLOSED
HIGH = TRIGGER OPEN
(TO HC11)
SWITCH
2241-4
SWITCH
ON / OFF
+5.5V
ON / OFF
G
(FROM HC11)
(TO HC11)
50V
2700p
C121
RXD
40V
600mA
Q23
2L: GENERATE FAULT SIGNAL
10K
R
2
2
2
681
R226
1.00K
R221
1W
5.1V
DZ31
1N914
D24
50V
0.1
C119
J23
5
HIGH = FAULT
LOW = NORMAL
(TO HC11)
1.00K
+15V
D
THERMAL
V_LIMIT
DK-
SER_LOOP
J26
4
61
.9
K
R
2
3
6
WF-
1.3K
R240
10K
R
2
3
9
50V
2700p
C124
50V
150p
C123
CNY17-3
OCI7
4
2
1
6
5
D26
400V
.0047
C122
200
R
2
3
8
D27
D30
D29
500mA
300V
Q26
56.2K
R
2
3
4
1.0
0K
R
23
1
50V
2700p
C109
750
R233
2K
R
2
3
7
26.7
R
2
3
2
10K
R235
68
1
R
13
4
300V
500mA
Q25
40V
600mA
Q28
3.3
2K
R
2
4
1
50V
820p
C120
J26
3
FAULT
SWDK
D
+15V
OPT+
Q27
2N4403
WF+
DK+
*
HIGH = NORMAL
LOW = FAULT
(SHEET 1, X20)
TURN ON/OFF DISPLAY/KEYPAD FROM SERIAL LOOP
(SHEET 1, X20)
150V
45J
TP3
D28
J27
3
J28
1
*
SHUTDOWN @ 214 AMPS
D41
221K
R
2
1
7
PRIMARY OVER CURRENT
D20
*
50V
150p
C116
Q34
2N4401
100V
330p
C126
FAULT X61-7 @ PLUS RAIL
A
= 1.257 Volts
D40
150
R
2
5
3
SWOP
NORMAL X61-7 @ MINUS RAIL
*
SER_LOOP
D
3.32K
R
2
1
2
J21
5
3.32K
R
21
1
D18
4.75K
R
2
1
4
2.67K
R215
26.7K
R
8
6
J23
4
D25
1.3K
R204
100K
R
2
0
9
3.3
2K
R
2
0
7
10K
R
2
02
GND
NC
CATH
ANODE
NC
VB
VCC
VC
OCI5
5
3
4
7
2
1
6
8
Q22
2N4403
200
R
2
0
5
10K
R
2
1
0
50V
820p
C114
681
R259
500mA
300V
Q24
J23
2
10K
R
31
9
26.7K
R230
1N914
D47
1.00K
R228
1W
5.1V
DZ33
50V
150p
C128
1.00K
R258
50V
150p
C127
X41
8
10
9
100K
R
2
2
3
26.7K
R229
J22
5
750
R218
68
1
R
11
9
300V
500mA
Q21
2K
R
2
2
4
50V
2700p
C113
40V
600mA
Q20
26.7
R
2
27
D21
+15V
+15V
SWWF
D
NOISE_GROUND
+5V
CAP1
D
NOISE_GROUND
D
TXD
2N: THERMAL OVERLOAD INPUT
MUST BE ISOLATED FROM
ALL OTHER SIGNALS
2M: ON/OFF SWITCHES
10K
(TO DSP2)
MUST BE ISOLATED FROM
ALL OTHER SIGNALS
3J23 INPUT FROM PROTECTION
300V
+5V FOR FAULT CONDITION
0V FOR NORMAL CONDITION
1.
00
K
R
2
0
3
10.0
R260
J23
3
1W
5.1V
DZ32
J23
1
*
10K
R
2
4
6
1.3K
R247
CNY17-3
OCI3
4
2
1
6
5
D31
26.7
R
2
4
4
D32
56.2K
R
2
0
0
10K
R198
200
R
2
5
2
D17
50V
150p
C107
500mA
300V
Q30
40V
600mA
Q19
1.0
0K
R
1
9
9
68
1
R
3
2
7
61
.9
K
R
2
4
5
300V
500mA
Q18
+15V
50V
820p
C108
Q32
2N4403
D37
2K
R
2
4
8
150V
45J
TP4
400V
.0047
C125
750
R196
D
D35
3.3
2K
R
1
9
7
UNLESS OTHERWISE SPECIFIED)
2A: SERIAL LOOP
WIRE FEEDER TRANSMIT/RECEIVE FOR SERIAL LOOP
2J: PRIMARY CURRENT SENSE
NONE
.022/50V
GENERAL INFORMATION
UNLESS OTHERWISE SPECIFIED)
RESISTORS = Ohms (
2B: SERIAL LOOP PORT SWITCHES
DIODES =
MFD
1A, 400V
(UNLESS OTHERWISE SPECIFIED)
Ch’ge.Sht.No.
THE LINCOLN ELECTRIC CO.
SCALE
CLEVELAND, OHIO U.S.A.
(
CAPACITORS =
1/4W
ELECTRICAL SYMBOLS PER E1537
TURN ON/OFF OPT FROM SERIAL LOOP
MATERIAL TOLERANCE ("t") TO AGREE
ON ALL ANGLES IS + .5 OF A DEGREE
35
156
93
X-
LABELS
2241-4
ON HOLES SIZES PER E-2056
ON 2 PLACE DECIMALS IS + .O2
ON 3 PLACE DECIMALS IS + .OO2
EQUIP.
TYPE
SUBJECT
NO.
JRF
CHK.
11-25-92
DATE
SUP’S’D’G.
DR.
G
SHT.
FILE: G2241_2A1
EARTH GROUND CONNECTION
POWER SUPPLY SOURCE POINT
VOLTAGE NET
COMMON CONNECTION
* INDICATES CHANGE FROM "XRF" VERSION
SL
J28
3
J28
4
(SHEET 1, X20)
52
POWER WAVE
CONTROL SCHEMATIC
34
NOTES :
NOT SHOW THE EXACT COMPONENTS OR CIRCUITRY OF CONTROLS HAVING A COMMON CODE
N.A. SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE
WITHOUT AFFECTING THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY
NUMBER.
SERIAL LOOP / PROTECTION INTERFACE - SHEET 4
UNLESS OTHERWISE SPECIFIED TOLERANCE
345
C-
WITH PUBLISHED STANDARDS
D-
R-
Q-
DZ-
FRAME CONNECTION
LAST NO. USED
OPT-
SUPPLY
J22
4
J28
2
D43
40V
600mA
Q16
D38
3.3
2K
R
1
9
5
300V
500mA
Q17
68
1
R
13
8
61
.9
K
R
2
4
3
500mA
300V
Q29
750
R194
2K
R
2
6
1
D34
200
R
2
5
0
Q31
2N4403
J27
1
D36
1.3K
R249
CNY17-3
OCI2
4
2
1
6
5
D33
26.7
R
2
4
2
150V
45J
TP5
J27
4
10K
R193
400V
.0047
C129
1.0
0K
R
1
9
2
D39
50V
820p
C106
50V
150p
C110
J27
2
10K
R
2
5
1
D
+15V
*
TURN ON/OFF WIRE FEEDER 1 FROM SERIAL LOOP
56.2K
R
2
0
1
GND
NC
CATH
ANODE
NC
VB
VCC
VC
OCI6
5
3
4
7
2
1
6
8
150K
R
1
5
9
100V
330p
C90
56.2K
R
2
0
8
10
.0
R
1
6
4
10K
R317
150V
45J
TP2
+Vref_I
D
+15V
D
*
CT FEEDBACK
220 Primary Amps
2K: PROTECTION BOARD INTERFACE
1W
5.1V
DZ30
50V
0.1
C111
4.7
5K
R
2
1
6
10K
R213
50V
150p
C117
D19
50V
150p
C112
50V
150p
C115
X61
7
6
5
47.5K
R84
10K
R
1
5
8
400V
.0047
C118
J21
1
10K
R
31
8
.022
C91
4.75K
R161
10
.0
R
1
6
2
2.21K
R87
1N914
D4
1N914
D5
10
.0
R
1
6
0
10
.0
R
1
6
5
10
.0
R
16
3
1-6-95B
8-11-95C
1-30-98B
8-13-99B
G-7
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.