Total Access 3000 23-Inch Chassis Installation and Maintenance Practice
20
61181001L1-5E
ALARM CONNECTIONS
The Total Access 3000 Chassis provides standard bank alarm outputs. Each of the alarms
listed below consists of a three-pin wire-wrap header that connects to the SCU for alarm
management (See
Figure 9. Total Access 3000 Alarm Contacts
The SCU provides the necessary electronic circuits for a NO/COM/NC contact arrangement.
The alarms are as follows:
• Critical-Visual
• Major-Visual
• Minor-Visual
• Critical-Audible
• Major-Audible
• Minor-Audible
• AUX-1
• AUX-2
E D C B A
D C B A
F2
LOOP
TEST
ACCESS
33
1
64
32
33
1
64
32
33
1
64
32
33
1
64
64
32
ADMIN
J31
PAIR 2
P11
P12
P8
PAIR 3
PAIR 1
33
1
64
32
P10
PAIR 8
PAIR 6
PAIR 5
P9
P7
J33
EXTCLK
64
33
1
33
20
20
20
10
20
PAIR 7
1
10
20
32
1
64
32
33
1
NTWK MGMT
J30
-48 VDC PRI
-48 VDC
RET
P22
ACO
RMT
AUX1
AUX2
A
A
A
A
B
B
B
B
-48 VDC SEC
-48 VDC RET
P3
NO
NC
C
NO
NC
C
AUX1
AUX2
P21
CRI-A
NO C NC NO C NC NO C NC
MAJ-A
MIN-A
P1
P20
P2
J32
P19
P18
ALARM OUTPUTS
CRI-A
B - OUT
NO C NC NO C NC NO C NC
MAJ-A
MIN-A
A - OUT
B IN
E - NET
IN
OUT
+ –
+ – S
+ – S
+ – S
RS485
A B
A B
T
R
S
T1
R1
S
F1
10
30
20
40
48
E D C B A
P14
P15
S
S
30
40
48
1
6
T
R
T1
R1
P23
DSX1
TEST
ACCESS
F4
F3
PC2A 94V-0
2298
1
J1
S
1
R22
P24
EXTCLK
C-IN
1
10
20
8
+
–
R21
CUSTOM
TELECOM
E190349
1181004L1
PAIR 4
P5
Total Access
Chassis
P3
NO
NC
C
NO
NC
C
AUX1
AUX2
P21
CRI-A
NO C NC NO C NC NO C NC
MAJ-A
MIN-A
P1
ALARM OUTPUTS
CRI-A
NO C NC NO C NC NO C NC
MAJ-A
MIN-A
1
P22
ACO
RMT
AUX1
AUX2
A
A
A
A
B
B
B
B
1
P22
ACO
RMT
AUX1
AUX2
A
A
A
A
B
B
B
B
P3
NO
NC
C
NO
NC
C
AUX1
AUX2
P21
CRI-A
NO C NC NO C NC NO C NC
MAJ-A
MIN-A
P1
ALARM OUTPUTS
CRI-A
NO C NC NO C NC NO C NC
MAJ-A
MIN-A
