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4-3
SCHEMATIC DIAGRAM OF I/F BOARD (2/2) / TERMINAL BOARD
E1
INPUT/OUTPUT
TERMINAL
INPUT/OUTPUT
TERMINAL
E1
INPUT/OUTPUT
TERMINAL
INPUT/OUTPUT
TERMINAL
BW LEVEL
CONTROLLER
MONO MULTI.
+5V REGULATOR
PHOTO-
COUPLER
LINE
DRIVER/
RECEIVER
INPUT/OUTPUT
TERMINAL
B
A
T
RS485
OPEN
R
B
A
GND
9
8
7
6
5
INPUT/OUTPUT
TERMINAL
IN
GND
ALARM
DAY/
NIGHT
NIGHT
OUT
GND
1
2
3
4
C49
0.1
C36
LINE TERM
RX(A)
TX(B)
Hi-Z
ALARM
D/N
BW LEVEL
485DET
485RD
485EN
485SD
RX(B)
TX(A)
+5V
+10.5V
T1
D4
R64
12K
R63
D5
R54
R59
6.8K
6.8K
R58
C37
R68
OPEN
3.6K
OPEN
3.6K
Q6
R78
R80
3.3K
Q7
R79
10K
6.8K
3.3K
Q8
Q5
4
3
2
1
8
7
6
5
9
8
11
10
13
12
5
6
3
4
2
1
14
7
5
6
1
2
3
4
14
7
1
3
6
VCC
5
4
GND
3
1
4
GND
5
6
VCC
1
2
5
4
3
C27
0.1
C32
0.01
R47
1K
R48
R49
R39
2K
1K
R38
C29
0.1
R41
360
360
OPEN
360
IC9(4/6)
IC9(5/6)
IC9(6/6)
9
8
11
10
13
12
IC6(4/6)
IC6(1/6)
IC6(2/6)
IC6(3/6)
R24
2.2K
2.2K
R27
R22
R21
0
R16
R15
0
0
0
R76
R75
R26
0
0
0
0
R25
R31
43K
C23
100P
C24
C22
100P
100P
R29
43K
R30
43K
R23
120
1/2W
R73
OPEN
OPEN
R74
R77
56
Hi-Z
TX(B)
RX(A)
LINE TERM
RX(B)
TX(A)
Hi-Z
D/N
ALARM
TX(B)
RX(A)
LINE TERM
RX(B)
TX(A)
TX(A)
IC6(5/6)
IC6(6/6)
IC9 (3/6)
IC9 (2/6)
IC9 (1/6)
IC9
C30
0.1
C25
0.1
C5
0.1
VS1
SGND
C31
0.047
R52 160K
IC6
IC8
Q3
C28
Q2
IC7
VCC
GND
VCC
C26
0.1
GND
1T1
1A
1T2
1CD
1CD
1B
1Q
1Q
VCC
GND
1Q
2T1
2A
2T2
2CD
2B
2Q
2Q
2Q
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
485RD
485SD
485EN
1
2
3
4
5
6
7
2
3
4
5
6
7
8
9
14
13
12
11
10
13
12
11
10
IC5
NC1
GND1
GND2
GND2
RD
RE
DE
DI
RE
DE
DI
VCC
Y
NC2
NC3
A
B
B
Z
R
D
+5V
C34
C35
L9
8.2
CF1
ALARM
D/N
D/N
CF2
CF4
CF3
R10
R11
C39
C48
680P
C45
0.1
CF5
C38
C33
C17
C16
OPEN
OPEN
C40
0.1
10
0.1
C46
OPEN
0.1
10
0.1
B1
A1
B2
A2
B3
A3
B4
A4
B5
A5
E1
B1
A1
B2
A2
B3
A3
B4
A4
E5
A4
B4
A3
B3
A2
B2
A1
B1
E1
(2/2)
(1/2)
C44
10/35
–
+
3 IN
2
GND
1
OUT
IC10
VS4
VS5
VS2
VS3
TO (1/2)
1
2
3
4
2
3
4
1
2
3
4
2
3
4
D/N
E2
CN8
GND
GND
ALARM
D/N
GND
GND
GND
ALARM
7
8
9
10
11
12
TERMINAL BOARD
<INDEX>
I/F BOARD
IC1
D4
IC2
C4,D4
IC3
A3,A4
IC4
A4,A5
IC5
C10
IC6
A9,A10,
B10,C10
B10,C10
IC7
B9
IC8
B7,B8
IC9
A8,A9,
B8,B9,
C8,C9
B8,B9,
C8,C9
IC10
C9,D9
Q1
B6
Q2
C9
Q3
B9
Q5
C8
Q6
C8
Q7
C8
Q8
C7
D1
B6
D2
D4
D4
C9,D9
D5
C8
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