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Product Description
ACC-25/50ZS Modules
Circuits are power-limited and
supervised and require ELRs
To Amplifier #1
Speaker Circuits are
supervised, power-limited
Style Y (Class B)
+
5
To Speakers
Zone 1
-
4
shield
3
TB1
2
+
To Speakers
Zone 2
1
-
To Speakers
+
5
Zone 3
4
-
shield
3
TB4
2
+
To Speakers
Zone 4
1
-
+
5
To Speakers
Zone 5
4
-
shield
3
TB5
2
To Speakers
+
Zone 6
1
-
5
To Speakers
+
Zone 7
4
-
shield
3
TB6
2
Zone 8
+
1
-
Dummy Load all
unused circuits with
4.75 K resistor
Style Z (Class A)
To Speakers
+
5
-
4
shield
Zone 1
3
TB1
2
+
Speaker Return
1
-
To Speakers
+
5
-
4
shield
Zone 2
3
TB4
+
2
Speaker Return
1
-
+
5
To Speakers
4
-
shield
3
Zone 3
TB5
2
+
Speaker Return
1
-
To Speakers
+
5
-
4
shield
3
Zone 4
TB6
2
Speaker Return
+
1
-
Jumper all unused circuits:
+ to + and - to -
Field Programmable
Option Switches for
Speaker Circuits
18
Select 4 Class
A or 8 Class B
Speaker
Circuits
(shown for 8
Class B
4.75K P/N: 27589
Speaker
To Amplifier #2
Circuits)
+ -
+ -
1 2 3 4 1 2 3 4
TB9
ACC-ZSM
Zone Splitter
Module
TB9
TB1
SW2
SW1
TB1
AAM
1 & 2
TB4
AAM1
CLASS A
CLASS B
TB5
SW1
TB6
J1
JP1
S1
ON
O N
1 2 3 4 5 6 7 8
S1
ON
O N
1 2 3 4 5 6 7 8
Figure 1.3 ACC-25/50ZS Main Board With Modules
SW2
SW1
Select Single
or Split
Amplifier
Configuration
(shown set for
Split Amplifier
configuration)
AAM
1 & 2
AAM1
Class A
Class B
TB2
TB1
TB2
SW1
P1
J1
P1
ACS (EIA-485)
Link to FACP
+ +
1 2 3 4 1 2 3 4
TB2
ACC-ZPMK
Zone Page Module
TENS ONES
S3
S2
TENS ONES
ACS Addressing
Switches for EIA-485
Communications with
S3
S2
FACP
Audio Command Center Series Manual — P/N 51889:E1 6/8/2010
Product Features
(nonsupervised)
from external page
system audio
(600, 700 mV
contact closure
from external
page system
1 2 3 4
ACC-EPM
External Page Module
TB1
J1
to ACS devices down-stream
- -
supervised
TB1
)
RMS
Page
Active
LED
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