Table of Contents
Advertisement
8
7
+24V
3
Q1
SFH309F
D
CCW
R30
R31
2
20K
100K
+24V
CW
J5
1
2
2
3
4
HEADER 4
+5V
R28
R29
150
150
C
1/8W
1/8W
D4
SFH409
3
B
NOTES:
UNLESS OTHERWISE SPECIFIED
1.
ALL RESISTORS ARE IN OHMS, 5%, 1/10W.
ALL CAPACITORS ARE IN MICROFARADS, 10%, 50V.
2
ADJUST R30 TO PRODUCE 18-20V AT U1 PIN 1 LOOKING
AT WHITE BOND AT A DISTANCE OF 0.200".
A
3
D4 AND Q1 ARE ATTACHED THROUGH A CABLE.
THE PIN NUMBERS REFER TO THE CONNECTOR PIN NUMBERS.
8
7
6
+24V
C6
0.1uF
+24V
U8A
LM324
3
+
1
BRIGHTNESS
2
-
2
U8B
R20
LM324
5
+
7
1
10K
6
-
D2
BAV99
C5
0.1uF
R19
10K
D3
BAV99
U8C
LM324
10
+
8
3
9
-
+24V
U10A
LM324
3
+
1
2
-
R23
10K
R18
10K
U10D
10
R22
+
LM324
12
10K
+
14
9
-
13
-
R17
10K
(PEAK+) - (PEAK-)
6
5
4
TP1
PEAK+
3
13
12
C9
22uF
R32
35V
200K
THRESHOLD
R33
200K
2
PEAK-
1
C10
22uF
35V
R34
30K
R21
1M
U10C
LM324
U10B
LM324
8
5
+
7
+5V
6
-
R35
30K
R24
10K
5
4
3
2
U8D
LM324
14
U9C
74HC00
R25
9
8
10K
10
LATCH_ENABLE
1
2
12
11
4
13
6
5
U9B
U9D
74HC00
74HC00
R26
10K
+24V
C7
0.1uF
Encad, Inc.
6059 Cornerstone Court
San Diego, CA 92121
Title
SELF CALIBRATING PAPER EDGE DETECTOR
Size
Document Number
B
204937
Date:
Thursday, November 09, 2000
3
2
1
D
+5V
C8
0.1uF
C
+5V
U9A
74HC00
R27
3
OPTO
(1D8)
1K
B
A
Rev
D
Sheet
2
of
2
1
Advertisement
Table of Contents
