Class B Wiring
Note:
This is the 733-894.
Figure 6: Class B Wiring
Note: For guidance regarding proper wiring practice when using the TrueAlert ES speaker appliances, refer to the Speaker Wiring Application
Guidelines in the ES-PS IDNAC Card Installation Instructions, 579-1289.
•  Leave the 10 K,1/2 W resistors (378-030; brown/black/orange) on the "B+" to "B-" terminals of unused circuits.
•  All wiring is between 18 AWG (0.8231 mm
2
) and 12 AWG (3.309 mm
2
).
•  All field wiring and backup audio wiring is power-limited.
page 9 579-174  Rev. Q
Digital/Analog Amplifiers Installation Instructions