Download SP-100

G-9
Q4
R74
1.00K
2N4123
10K
600V
2W
MOTOR
Q3
D1
STOP
2N4123
D2
J2
1/2W
C21
C4
4
213
100
1/2W
R7
GAS
10K
150V
2W
45J
1/2W
GAS SOLENOID
OVERCURRENT
300V
500mA
2500D
6
B7
15.0K
Q1
SHUTDOWN
TRI1
120VAC
R65
C20
1.00K
+15V
+15V
6.81K
ERROR
D5
D6
R10
6
IN
D7
27
R59
2
1
X2
OUT
1/2W
C5
C6
GND
150
47.5K
4.7
50V
100K
Q2
1
R39
3
R36
5
X4
R41
22.1K
2
R9
2
39.2K
+15V
24V
22.1K
D13
200mA
R60
D4
D3
3
4
1.00K
R61
12
8
9
30V
22.1K
3
15.0K
R58
T1
R35
MC7815CTDS
R38
D8
+15V SUPPLY
1
C14
REGULATOR
14
X3
X3
VOLTAGE
PWM
13
AMP
10
C26
24VAC
1
X3
2
J2
CONTROL
OCI1
4
SOLENOID
3
8
150
TP2
OSCILLATOR
D17
R3
1/2W
R37
R8
1K
15.0K
SWITCH
R63
B32A
10K
10K
TRIGGER
S2
R5
R66
THERMOSTAT
D19
R68
Return to Master TOC
D18
+15V
211
OCI2
6
Return to Section TOC
9
SCR
FIRING
22.1K
1.8
20V
Q6
500mA
R19
C8
1.0
D9
X1
C7
R15
D10
500mW
1.3K
562
2
OCI1
56.2K
R1
J1
5
WIRE
SPEED
2
5K
2W
C9
209
7
J2
14
X2
12
R42
SPEED
C15
X2
10
7619
7-27-90J
L
SCHEMATIC
3A
10K
200V
8
FEED
MOTOR
C17
9
W
R44
R45
392K
18.2K
539
4.7
2
J2
3.32K
R72
15V
.5
562
5W
1%
ARC VOLTAGE
1.00K
D20
FEEDBACK
+15V
12
14
R29
C11
56.2K
35V
L
56.2K
R31
13
4
4
D21
R75
4
203
267
X1
R30
2.21K
C10
1.0
D15
541
WIRE
R73
18
R43
+15V
R24
R26
J2
1
2.21K
FEEDBACK
J1
R28
R27
1.00K
1.00K
B
LOAD CURRENT
J2
1.00M
2.21K
C12
X1
LM224
C13
X2
LM224
X3
LM224
1
3
4
6
1
5
LEAD COLOR CODE
B - BLACK
11
7619
Return to Master TOC
35V
MOTOR
ERROR AMPLIFIER
Return to Section TOC
FEEDBACK
R51
10K
2.21K
SET
ARC VOLTAGE
1
1.00K
C18
1.0
35V
10
204
VOLTAGE
R49
C16
6
8
X1
R50
5
9
56.2K
47.5
X3
7
100K
13
100K
C24
207
100K
203
R25
2W
33.2K
CONTROL
5K
1.00K
MOTOR
SOLENOID
206
43V
100K
208
GAS
205
VOLTS
10
R17
4
2N4123
203
6
1
OCI2
J1
203
DZ4
R53
1
R52
J2
FIRING
1.3K
2
100V
68.1K
SCR
D11
ARC
1.3K
R21
R23
R16
1
2
CW
1N914
2
10K
1/2W
Q7
6A
1W
R46
10V
7
100V
1/2W
3
2K
6
.1
10K
R48
68.1K
+15V
R18
DZ1
PWM
R55
3
1
CW
R47
R14
R20
X1
35V
267K
+15V
5
R54
SAWTOOTH
1
R40
2
10K
3
Q5
R62
6
R57
BURNBACK
300V
D12
6.81K
R56
5
X2
7
50V
1W
1
R2
82.5K
3300
16V
203
R22
R11
Return to Master TOC
Return to Section TOC
R13
22.1K
C23
DZ3
1.00K
+15V
R12
FRAME CONNECTION
C19
D14
4.75K
EARTH GROUND CONNECTION
1.00K
35V
+15V
N.A.
1000
1/2W
NOTES :
R4
1000
400V
R70
R2
.1
R64
C3
LABELS
5%
POWER SUPPLY SOURCE POINT
55A
1400V
200V
15.0K
VOLTAGE NET
R34
SCR2
5W
SUPPLY
R6
27
2
3
.0047
R67
1
C1
.5
3A
DIODES = 1A, 400V (UNLESS OTHERWISE SPECIFIED)
+15V
3
D16
(connector cavity representations)
+15V
1
d (f . 0 2 2 / 5 0 V U N L E S S O T H E R W I S E S P E C I F I E D )
R69
600V
2
CAPACITORS =
J2
3
D 21
P2
2W
ELECTRICAL SYMBOLS PER E-1537
300V
85A
203
120
55A
400V
300V
OUTPUT
100V
C
B531
R1
SCR1
C2
.1
D4
POWER
.22
15W
59K
40V
D3
85A
WELDING
C22
80
GENERAL INFORMATION
30A
CIRCUIT
TO GND.
204
80
15W
1400V
BREAKER
J2
4
DZ4
P2
C1
C25
.0047
B31A
31
300V
R 75
L1
85A
300V
LAST NO. USED
31A
D2
85A
NUMBER.
J1
D1
NOT SHOW THE EXACT COMPONENTS OR CIRCUITRY OF CONTROLS HAVING A COMMON CODE
T1
WITHOUT AFFECTING THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY
60 HZ
3
R33
P1
FAN
MOTOR
115AC
115VAC
RESISTORS = Ohms (1/4W UNLESS OTHERWISE SPECIFIED)
OUTPUT
CHOKE
32
SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE
L2
COMMON CONNECTION
32
SWITCH
R71
ON-OFF
S1
SP 100 WELDERS
MACHINE SCHEMATIC: Codes Below 9794
R32
Return to Master TOC
Return to Section TOC
ELECTRICAL DIAGRAMS
11
11
GENERAL INFORMATION
W - WHITE
ELECTRICAL SYMBOLS PER E1537
DZ2
5.1V
500mW
LATCH
J1
CAPACITORS = MFD/VOLT (.022/50V,UNLESS OTHERWISE SPECIFIED)
6
10
J2
RESISTORS = OHMS (1/4WATT,UNLESS OTHERWISE SPECIFIED)
DIODES = 1A/400V (UNLESS OTHERWISE SPECIFIED)
= COMMON CONNECTION
CONNECTOR CAVITY NUMBERING SEQUENCE
= SOURCE POINT CIRCUIT LOCATION
(VIEWED FROM COMPONENT SIDE OF BOARD)
NOTE: This machine schedmatic is provided for reference only and may not be totally applicable to every code covered
in this manual.
SP-100