Honeywell Farenhyt IFP-FFT - Page 26

26 IFP-FFT Manual — P/N 54708:B3 10/28/2021
Audio Phone Circuit Installation Wiring Requirements for the Audio Telephone Circuit
1 3
2 2
3 1
TB2
TB1
1 3
2 2
3 1
TB2
TB1
1 3
2 2
3 1
TB2
TB1
SLC OUT
+
–
+
–
+
+
PHO NE
–
SLC
IN P HO N E IN
–
OUT
Figure 5.7 Telephone Jack Only Audio Circuit Wired in Class A Configuration
Do not loop wire under the terminals.
Break wire run to provide proper
supervision of communications.
+ audio in
- audio in
+ audio out
- audio out
IFP-FFT
FFT-FPJ
FFT-FPJ
FFT-FPJ
Class A wiring