Instruction manual

9-16
Section 9-9 - NACIM (Notification Appliance Circuit Interface Module)
Wheelock, Inc. Part Number: 105498
The Notification Appliance Circuit Interface Module (NACIM) is used to convert the Notification
Appliance Circuit (NAC) of a Fire Alarm Control Panel (FACP) to an open collector circuit to
operate the inputs of the Digital Voice Module (MDX-2), Digital Voice Expansion Module (DV-EM)
and SAFEPATH
®
Panels. The NACIM can be connected to either a 12-volt or a 24-volt NAC
circuit. An End-Of-Line Resistor (EOLR) that is LISTED for use with the FACP shall be installed
across the two terminals of the TB2 on the NACIM.
Additional Information is available on the NACIM Installation Instructions P83487.
EOLR
TB-1
TB-2
INPUT
OUTPUT
TRBL
COM
NO
P83480
+
_
+
_
Figure 9-9
Notification Appliance Circuit Interface Module
(NACIM
)