FDU-80 Instruction Manual — P/N 51264:C2 4/24/2019 9
SW1 DIP Switch Settings The FDU-80 Annunciator
7 and 8 = Future use.
SW1 DIP switch settings as illustrated in Figure 2.2 are as follows:
DIP switch 1: ON = Key-switch disabled (membrane function switches are always enabled with key-switch having no effect on
their function).
DIP switch 2: OFF = piezo sounder disabled (requires approval of AHJ)
DIP switch 3: OFF = Receive Only. This setting is used for all annunciators except the last or only FDU-80 Annunciator on the
EIA-485 line
DIP switches 4 through 6: OFF = Configured correctly for operation with the available FACP
DIP switches 7 and 8: OFF (these switches are not used)
Fire Alarm Control Panel SW1-4 SW1-5 SW1-6
Use This Setting for:
NFS2-640, NFS-320, NFS-640 (all releases)
AFP-300/400 (with FACP
software Version 3.62 or higher)
FireWarden2-100/FireWarden-100 (all releases)
OFF OFF OFF
Future Use OFF OFF ON
Future Use OFF ON OFF
Future Use OFF ON ON
Future Use ON ON OFF
Future Use ON OFF ON
Future Use ON ON OFF
Future Use ON ON ON
Table 2.1 Dip Switch Settings
NOTE: Depending on the FACP which is connected to the FDU-80, it may be necessary to enable communication with the annunciator in
the FACP programming. Refer to the appropriate FACP manual for programming information.
switch 1 shown
in ON position
switches 2 through 8
shown in Off position
dipswfdu.cdr
Figure 2.2 DIP Switch Settings Example
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