Notifier AFP-400 - Page 109

Installing a Fire Fighter’s Telephone (FFT-7 and FFT-7S)  9RLFH $ODUP 6\VWHP
AFP-300/AFP-400 Installation PN 50253:C1 05/22/97 4-9
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Figure 4-8 shows FFT-7/FFT-7S terminals and connections to other devices in the
system. Follow the instructions in Table 4-8 to connect an FFT-7 or FFT-7S to an
AFP-300/AFP-400 system:
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Table 4-8 FFT-7/FFT-7S Terminals and Connections
Component Function Use to
P1 Plug for power
harness out
(75099)
Connect a harness to another device in the chain.
P2 Plug for power
harness in
(75099)
Connect a harness between FFT-7 and MPS-400 to power the
FFT-7 from the MPS-400.
P3 Telephone signal
loop
Make connections to a telephone circuit. P3 pin assignments are:
P4 FFT-7/AMG
control harness
(75097)
Connect to plug P6 on the AMG or plug P5 on the ATG-2.
P5 No connection N/A
SW1 Two-wire/four-
wire selector
switch
Set the control panel for four-wire operation:
1) Remove the switch cover.
2) Set SW1 for four-wire operation.
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Pin Connection Instructions
1 no connection N/A
2
3
Style Z return (–)
Style Z return (+)
Connect to J6 on last
VCM-4 on circuit.
4Shield N/A
5
6
Telephone output (–)
Telephone output (+)
Connect to J5 on first
VCM-4.
7 no connection N/A
8 no connection N/A
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