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Omega Vehicle Security OM5-C Manual Do Utilizador

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FIGURE 16. OM5-BP-8-MUX-C Schematic.
VREAD
ACOM
SNS LO
ACOM
ACOM
RD EN
\
R5
R4
R3
R2
R1
R0
WR EN
\
W5
W4
W3
W2
W1
W0
Data
DCOM
DCOM
P1
7
6
5
4
Y3
Y2
Y1
Y0
G
B
A
1
3
2
Data
NC
NC
1
2
3
4
5
1
2
3
4
5
6
19
12
11
10
9
8
7
20
18
17
16
15
14
13
22
23
24
25
26
VWRITE
9
10
11
12
1/2
U1
74LS139
Y3
Y2
Y1
Y0
G
B
A
15
13
14
6
7
8
9
10
1/2
U1
74LS139
P2
J6
J5
J8
J7
P3
7
9
10
11
12
13
14
15
U3
74HCT138
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
G1
G2A
G2B
C
B
A
6
4
5
3
2
1
WR8
WR7
WR6
WR5
WR4
WR3
WR2
WR1
+5V
Address
Low
High
7
9
10
11
12
13
14
15
U2
74HCT138
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
G1
G2A
G2B
C
B
A
6
4
5
3
2
1
RD8
RD7
RD6
RD5
RD4
RD3
RD2
RD1
+5V
Address
Low
High
Jumper Selectable
High
/Low Channel
Jumper Selectable
High
/Low Channel
V
OUT
V
IN
PCOM
J2
J1
J3
Signal Ground
and Grounding Bolt
R
1
J4
NOTES: 
1. J1, J2, J4 and R
1 
are factory installed.
3. Resistors OMX-1362-C are optional I
/V conversion 
    resistors for current inputs, not factory installed.
2. OMX-CJC-C are CJC temperature sensors.
22
20
18
16
6
4
2
5
3
1
23
21
19
17
PCOM
I/O COM
–EXC
+EXC
–In
+
In
+5
TB8
RD EN\
V
OUT
V
IN
+In
+EXC
+SEN
–In
–EXC
–SEN
Channel 8
WR EN\
NC
OP8
12
3
4
OMX-1362-C
OMX-CJC-C
22
20
18
16
6
4
2
5
3
1
23
21
19
17
PCOM
I/O COM
–EXC
+EXC
–In
+
In
+5
TB1
RD EN\
V
OUT
V
IN
+In
+EXC
+SEN
–In
–EXC
–SEN
Channel 1
WR EN\
NC
OP1
12
3
4
OMX-1362-C
OMX-CJC-C
TB9
PCOM
Fuse
F1
PCOM
+5
+5
DZ1
5.6V
4 Amps
C
1
+
LED