Table 1: Connectors And Jumpers On The Main Fire Alarm Board; Ocac-304 Output Class A Converter Adder Module; Figure 8: Ocac-304 Output Class A Converter Adder Modules - Mircom FX-350 Series Installation And Operation Manual

Table 1: Connectors and Jumpers on the Main Fire Alarm Board

Cable from P1 of the PR-300 Polarity Reversal and City Tie Module connects here. Otherwise not
P8
used.
P4 Cable from connector P1 of the RAX-332 Display Adder Module connects here. Otherwise not used.
JW1 On the Main Fire Alarm Module, this jumper is not used, open.
JW2 Remove this jumper if a remote annunciator is used.
JW3 Not used, open.
JW4 Not used, open.
Normally open. Place jumper here and power down (AC and batteries) and power back to restore
JW5
Master Passcode. After reset, remove jumper and leave normally open.
Normally open to BLOCK remote configuration via modem. Place jumper here to ALLOW for remote
JW6
configuration.
On the Main Fire Alarm Module, this jumper must be removed if a PR-300 Polarity Reversal and City
JW7
Tie Module is installed.
JW8,
JW9,
JW10, Not used, open.
JW11,
JW12

OCAC-304 Output Class A Converter Adder Module

Figure 8: OCAC-304 Output Class A Converter Adder Modules

Indicating circuits must be wired from the OCAC-304 to the main Fire Alarm board. For example indicating circuit 1
positive (red wire) and negative (black wire) is wired from the Class A Converter Module to the positive and
negative terminals of Indicating circuit 1 on the Main Fire Alarm board.
The actual indicating zone is wired from the SIGNAL OUT positive and negative to the signaling devices and then
wired back to the SIGNAL RET positive and negative.
Mounting hole
for #6-32 screw
OCAC-304
Mounting hole
for #6-32 screw
FX-350 Series Installation and Operation Manual
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