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ELECTRICAL DIAGRAMS
G-18
POWER WAVE 450
SCHEMATIC - SHUNT PRINTED CIRCUIT BOARD
NEGATIVE
OUTPUT STUD
TO
GENERAL INFORMATION
A PRINTED
Iout =
A
NOTES :
N.A.
LABELS
G
G
(R7 + 392)
CODE NUMBER.
COMMON CONNECTION
CIRCUIT BOARD
EARTH GROUND CONNECTION
MAY CHANGE
BOARD.
WITHOUT AFFECTING
UNLESS OTHERWISE SPECIFIED)
OR CIRCUITRY OF
-Vin * 74.51
21151
SINCE COMPONENTS OR CIRCUITRY ON
SUBJECT
SHUNT
Vin
TO
-15V
+15V
S
PADS IN
GRAPHICS
ONLY
+
-
50mV = 5mA
VOLTAGE TO CURRENT
DIODE
BRIDGE
TYPE
CLEVELAND, OHIO U.S.A.
CHK.
SHT.
CAPACITORS =
(UNLESS OTHERWISE SPECIFIED)
RESISTORS = Ohms (
SHOW THE EXACT COMPONENTS
VOLTAGE NET
THE INTERCHANGEABILITY
CONTROLS HAVING A COMMON
ELECTRICAL SYMBOLS PER E1537
.022/50V
DIODES =
UNLESS OTHERWISE SPECIFIED)
MFD
1A, 400V
SUPPLY
FRAME CONNECTION
1/4W
(
THIS DIAGRAM MAY NOT
OF A COMPLETE
POWER SUPPLY SOURCE POINT
Ch’ge.Sht.No.
S
DB
SHUNT AMPLIFIER PCB SCHEM.
2-7-94
DATE
DR.
NO.
NONE
SUP’S’D’G.
21151
EQUIP.
THE LINCOLN ELECTRIC CO.
SCALE
FILE: S21151_2BA
INVERTEC V400
4.75K
R2
V
V
INPUT
CC
EE
NC
OUT
INPUT
NULL
4
NULL
7
OP27
X1
2
8
3
6
5
1
C1
511
R3
J50
2
392K
R8
4.75K
R4
500
CW
R7
J50
4
1.30K
R9
562
R6
OP27
X1
7
4
50V
0.1
C2
J50
3
100
R11
1W
15V
DZ1
50V
0.1
C3
1W
15V
DZ2
100
R10
392K
R5
J50
1
J50
5
511
R1
J50
6
1-6-95
11-21-97G
G-18
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.