Technical data

Chapter 4: Installation
Series SPB Audio Boosters Manual, Revision A
4-3
TB2
DC Power Input
Battery Connections
TB1
AC Sensing
Input
TB5
Audio Output
Connections
TB7
Auxiliary 24VDC
Output
Expansion
Output (NAC only)
Strobe
Connections
TB5
Trouble Contacts
Auxiliary Input
(NAC or CC)
TB6
Audio Input
TB4
AC Loss
Trouble
TB3
Strobe Input
(NAC or CC)
Strobe Return
(NAC or CC)
Figure 4-1 Location of Field Wiring Connections SPB-80/4