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Audio Phone Circuit Installation
Multi-Phone Jack Audio Circuit in Class B Configuration
Figure 2.13 illustrates how to wire the Multi-Phone Jack audio circuit (Class B) and SLC for for
Style 4 (Class B) configuration. In the Multi-Phone Jack configuration, the maximum mini-monitor
contact wiring resistance between to first and last FPJ-F must be less than 100 ohms.
+ Audio
- Audio
FFT
SLC -
+ SLC
ECC-FFT Instruction Manual — P/N LS10031-000FL-E:B 9/4/2013
Contact EOL
Disconnected
3
3
1
1
2
2
2
2
1
1
3
3
TB2
TB1
TB2
TB1
FPJ-F
FPJ-F
ADDRESS
14 15
0
0 1
1
2
2
13
12
3
3
LOOP
11
4
4
10
5
5
9
6
9
6
8
7
8
7
TENS
ONES
Figure 2.13 Multi-Phone Jack Audio Circuit in Class B
Contact EOL
Connected
Caution
For system supervision-
For terminals 2 and 3, do not
3
1
use looped wire under
2
2
terminals. Break wire run to
1
3
provide supervision of
TB2
TB1
connections.
FPJ-F
Contact EOL
Disconnected
3
1
2
2
1
3
TB1
TB2
TB2
FPJ-F
ADDRESS
14 15
0
1
13
2
12
3
LOOP
11
4
5
10
9
6
9
7
8
8
TENS
ONES
Installation
Contact EOL
Connected
3
3
1
1
2
2
2
2
1
1
3
3
TB1
TB1
TB2
FPJ-F
FPJ-F
4.7K, 1/2 watt ELR
0 1
(install on last device
2
3
for Style Y [Class B]
4
5
telephone circuit only)
6
7
23
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