
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
+12V
+12V
-12V
-12V
+12V
-12V
+12V
+12V
Title
Size
Document Number
R e v
Date:
Sheet
o f
500523
D
SCHEMATIC, SS HALL-EFFECT/PS SENSING CIRCUIT BD
C
1
1
Friday, July 05, 2002
INSTRUMENTS FOR INDUSTRY, INC.
+V
-V
M
HS1
HALL-EFFECT
SENSOR
P/N LA55P
+12V
-12V
OUTPUT
+V
-V
M
HS2
HALL-EFFECT
SENSOR
P/N LA55P
+12V
-12V
OUTPUT
PS1, +28V
PS2, +28V
PS1, +28V
PS1, +28V, MONITOR
PS1, +28V,FLT
PS2, +28V,FLT
PS2, +28V,MONITOR
PS2, +28V
PS1 I NOM
PS2 I NOM
+12V
-12V
GND
GND
R9
20K,POT
D5
1N751
R8
22, 1/4W
C2
0.01uF
C7
0.01uF
+
C1
10uF,25V
+
C5
10uF,25V
R2
10K, 1/4W
R19
POT,5K
R11
4.7K
R14
10K, 1/4W
C6
1UF
R7
10K, 1/4W
R18
10K, 1/4W
R13
10K, 1/4W
R12
10K, 1/4W
D4
1N751
R15
10K, 1/4W
D3
1N751
R1
10K
R21
10K, 1/4W
C9
1UF
R5
1K
R24
10K, 1/4W
C10
1UF
R16
10K, 1/4W
R4
20K,POT
R17
POT,5K
R6
10K
+
C12
10uF,35V
+
-
U1A
LM124
3
2
1
4
11
+
C11
10uF,35V
+
-
U1C
LM124
10
9
8
4
11
J1
CON12,MOLEX,0.1"
1
2
3
4
5
6
7
8
9
10
11
12
D1
1N751
R22
10K, 1/4W
C4
1UF
D2
1N751
D6
1N751
C8
1UF
C3
1UF
+
-
U1B
LM124
5
6
7
4
11
R20
4.7K
R23
10K, 1/4W
R10
1K
+
-
U1D
LM124
12
13
14
4
11
R3
22, 1/4W