Lincoln Electric IM533 IDEALARC SP-255 - Manual (Página 42)

F-1 WIRING DIAGRAMS
IDEALARC SP-255
SP-255 WIRING DIAGRAM: L9688 (DUAL VOLTAGE)
GENERAL INFORMATION
COLOR CODE: B - BLACK W - WHITE
THERMOSTAT
202 204A 203
204
208
G1
X2 X1
G2
209
SCR 1 250V 470A SCR HEATSINK ASBLY SCR 2 250V 470A
C1
C2
C3
C4
++++
POWER TRANSFORMER
L1
L2
H1
LINE
SWITCH
S1
H2
H3
L1
GND.
RECONNECT PANEL
L1 L2 GND
TO SINGLE PHASE
SUPPLY LINE
TO GROUND PER
CODE
P2
T1
FAN
MOTORS
T2
P1
P2
S2
THERMOSTAT
N.E.
207
206
OUTPUT CHOKE
NOTES
N.A. WELDING CABLE MUST BE OF PROPER CAPACITY FOR THE
CURRENT AND DUTY CYCLE OF IMMEDIATE AND FUTURE APPLICATIONS.
N.B. THIS DIAGRAM SHOWS THE "ELECTRODE" POLARITY N.C. CONNECTOR SHOWN GEARBOX SIDE VIEW.
D1 300V 85A
*
INDICATES CONNECTOR CAVITY NO.
ELECTRICAL SYMBOLS PER E1537
OFF AND REVERSE LEAD CONNECTIONS AT CABLE CONDUCTOR STRAP AND WORK STUD.
NATIONAL ELECTRICAL
H4
LOW V.
L2
HIGH V.
C1 THRU C4 30,000 MFD 50V
H1 H2 H3
H1
H4
320
THERMOSTAT
S3
N.E.
S4
R2
"POSITIVE". TO CHANGE POLARITY, TURN THE UNIT
N.E. THERMOSTATS MOUNTED ON CHOKE COIL
.
S2 MOUNTED CLOSEST TO FAN; S3 MOUNTED CLOSEST TO POWER TRANSFORMER.
N.F. KEYPAD MATRIX SHOWN FRONT VIEW.
R - RED U - BLUE
2.5K 10W
G B W
X3
X4 X5 X6 X7
N.G. THERMOSTAT S4 MOUNTED ON FAN SENSOR BRACKET N.H. RESISTOR R2 MOUNTED ON FAN SENSOR BRACKET. N.J. CONNECTOR SHOWN PIN SIDE VIEW.
N.H.
N.G. 15 OHMS 100 W
R1
PROCESS
WIRE/
GAS
AUTO MEMORY
1
TIMERS
OFF
234
5
SAVE
SPOT SET
SET
DISPLAY
DISPLAY
TOGGLE 45
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
LCD DISPLAY
2 LINE X 16 CHAR.
5 3 1 7 9 6 8 2 4
1
2345
6
7
8
555
KEYPAD MATRIX
MANUAL
* *
*
(J1) (J2)
(J4)
CONTROL BOARD
12
3
4
*
(J7)
B R
ALPHA-NUMERIC
IPM
VOLTS
51 5
54 1A
49 5
54 2
54 3
1
2345
6 *
(J9)
209 208
204A 204
207 206 GND
G1 G2
320
1 2 3 4 5 6 7 8 9 10 11 12
(J3)
*
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
*
1 2 3 4 5 6 7 8 9 10 11 12 13 14
*
(J5)
(J6)
326 327 324
206S 205
32 5A
32 4A
20 6A
206B 515B 325
325A
555
W
B
T A C H
P.M.
MOTOR/ GEARBOX
324 325
TO WORK
N.A.
324
325
TRIGGER
INC.
DEC.
207
206
N.B.
N.C.
B
R
PIEZO ALARM
B R U
326
327
326 327
THUMB SWITCH
R.F. FILTER
326
326 325
325
1 3 2 4
1 3 2 4 5 6
555
555
327
327
324
324
515B 206B
515B 206B
515B 206B
GND
STITCH
N.F.
N.J.
202 203 325A
(COMPONENT SIDE OF P.C. BOARD)
14 58
1
J4
J7
J2
19
1
16
12 34
13 46
CAVITY NUMBERING SEQUENCE J3
J1
J9
J8
J5
J6
6
71
2
1
7
1
8
9
16
8
14
TOP
205
206S
+ -
SHUNT
328
T1
JUMPER
P2
204
L9688
SP - 255 (DUAL VOLTAGE)
1 2 3 9
SPOOL GUN ADAPTER
9 4 5 6 7 8 10 11 12 13 14
390 325A 324A 206A 541A 495 542 543 392 515 392B 390A
HARNESS
390 392
1 2 3 4
392B 390A
TO
SPOOL GUN
OPTION
GAS
SOLENOID
JUMPER USED WITHOUT
SPOOL GUN OPTION
1 2 3 4
*
(J8)
J20
J21
W B
R.F.
CHOKE AS’BLY.
W
W
B
B
R.F.
CHOKE AS’BLY.
R.F.
CHOKE AS’BLY.
1 2
B W B W
1 2
1 3 2 4
326 325 327 324
J14
J15
J11 J12
J13
*
*
* *
*
*
12 34
13 46
1
7
8
14
1 2
J11 J12
J20
J13 J14 J21
J15
(NON-LEAD SIDE OF CONNECTOR)
*
*
NUMBERING SEQUENCE
CAVITY
*
*
*
*
*
*
*
*
3-24-95
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The
specific diagram for a particular code is pasted inside the machine on one of the enclosure panels.