Mircom FA-300 Series Manuel d'installation Page 26

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DIP Switch and Jumper Selections for Main Board and Adder Modules
18
Polarity Reversal and City Tie Module (Model PR-300)
Figure 12: Polarity reversal and city tie module
The following hardware configuration must be performed before installing the PR-300
Table 2: PR-300 jumper settings
The Alarm Transmit signal to the PR-300 can be programmed to turn OFF when signal silence is active. This allows
the City Tie Box to be manually reset. On subsequent alarms the silenceable signals will resound and the City Tie
Box will be retriggered. See Configuration section for more information.
The Trouble Transmit signal to the PR-300 can be programmed to delay AC power fail for 0, 8 or 18 hours if this is
the only system trouble. See Configuration section.
P1 Cable connects to P5 on the Main Fire Alarm Board
JW1
Cut this jumper for Trouble transmission. When this jumper is cut and a system
trouble occurs, the designated terminals will transmit a "zero volts" or "open" circuit.
Please note that in normal condition, the terminals polarity is read exactly as
labeled on the circuit board.
JW2
Cut this jumper for Trouble transmission of supervisory. When this jumper is cut and
a supervisory trouble occurs, the designated terminals will transmit a "zero volts" or
"open" circuit. Please note that in normal condition, the terminals polarity is read
exactly as labeled on the circuit board.
P2 & JW4 Not used with FA-300 Fire Alarm Panel. Jumper JW4 remains on board.
POLARITY
REVERSAL
ALARM
POLARITY
REVERSAL
SUPV
CITY
TIE
+ | - + | - + | -
JW1
JW2
JW4
P1 P2
Mounting hole for
#6-32 screws
Mounting hole for
#6-32 screws
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