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Fpj-f, Fpj-f fft connected not connected – Fire-Lite ECC-FFT Firefighters Telephone User Manual

Page 21

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ECC-FFT Instruction Manual — P/N LS10031-000FL-E:B 9/4/2013

21

Audio Phone Circuit Installation

Installation

Single Phone Jack Audio Circuit in Class B Configuration

Figure 2.11 illustrates a single phone jack configuration wiring the audio circuit and SLC for Class
B Configuration. Audio circuits must be connected to FFT phone out terminals for all Class B
audio configurations.

0

10

11

12

13

14 15

ADDRESS

LOOP

1

2

3
4

TENS

ONES

6

7

8

9

5

0 1

2

3
4

6

7

8

9

5

0

10

11

12

13

14 15

ADDRESS

LOOP

1

2

3
4

TENS

ONES

6

7

8

9

5

0 1

2

3
4

6

7

8

9

5

0

10

11

12

13

14 15

ADDRESS

LOOP

1

2

3

4

TENS

ONES

6

7

8

9

5

0 1

2

3
4

6

7

8

9

5

TB1

TB2

3
2
1

1
2
3

TB1

TB2

3
2
1

1
2
3

TB1

TB2

3
2
1

1
2
3

SL

C

PH

O

N

E

PH

O

N

E

OUT

OU

T

IN

IN

SL

C

-

+

-

+

-

+

-

+

Contact EOL
Connected

+ Audio
- Audio

+ SLC
- SLC

Caution
For system supervision-
For terminals 2 and 3, do not
use looped wire under
terminals. Break wire run to
provide supervision of
connections.

4.7K

, 1/2 watt ELR

(install on last device for
Style Y [Class B]
telephone circuit only)

Figure 2.11 Single Phone Jack Audio Circuit in Class B

FPJ-F

FPJ-F

FPJ-F

FFT

Connected

Not Connected