Polarity Reversal And City Tie Module (Pr-300) Wiring; Figure 41 Polarity Reversal And City Tie Module Terminal Connection - Mircom FLeXNet FX-MNS-6000 Installation And Operation Manual

5.7

Polarity Reversal and City Tie Module (PR-300) Wiring

Wire PR-300 Polarity Reversal and City Tie Module (if used) as shown in Figure below. Power
Limited cable type FPL, FPLR or FPLP must be used.
For USA installation, the installer must use Atlantic Scientific (Tel: 407-725-8000), Model
#24544 Protective Device, or similar UL-Listed QVRG secondary protector, as shown.
For use in Canada, the Protective Device is not required but still recommended.

Figure 41 Polarity reversal and city tie module terminal connection

PR-300
+
CITY TIE LOCAL ENERGY
RATED - 24VDC FILTERED
TRIP COIL - 14 Ohms, 250mA
5mV RIPPLE
-
+
POLARITY REVERSAL ALARM
24VDC OPEN
12VDC AT 3.5mA
8mA MAX. SHORT
-
POWER LIMITED
+
POLARITY REVERSAL SUPV.
24VDC OPEN
12VDC AT 3.5mA
8mA MAX. SHORT
-
POWER LIMITED
i
Either the PR-300's city tie or polarity reversal interface may be used, but not
Note:
both.
The city tie interface is not power limited.
Plug PR-300 ribbon cable (P1) into connector (P4) of the FX-2000N main fire
alarm module.
Cut jumper (JW1) on the PR-300 module in order to transmit a trouble condition to
the monitoring station.
Remove jumper plug from jumper JW4 on the main fire alarm module.
The polarity reversal interface is power limited and must use type FPL, FPLR, or
FPLP power limited cable.
For polarity reversal operation, short the city tie connection.
PROTECTOR
1 1
2 2
S S
1 1
2 2
S S
DIN RAIL CONNECTION
TO EARTH GROUND
PROTECTOR
PROTECTOR
1 1
2 2
S S
1 1
2 2
S
S
DIN RAIL CONNECTION
TO EARTH GROUND
+
USE A SHORTING WIRE WHEN
THE CITY TIE IS NOT USED
-
+
-
CONFORMS TO NEMA
STANDARD 2011 INTENDED
FOR CONNECTION TO
POLARITY REVERSAL CIRCUIT
OF A REMOTE STATION
RECEIVING UNIT HAVING
COMPATIBLE RATINGS
+
-
POWER LIMITED CABLE TYPE FPL,
FPLR or FPLP MUST BE USED
FROM PR-300 TO PROTECTORS.
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