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6.5.1 MR-2300-PR jumper settings
The Alarm Transmit signal to the MR-2300-PR 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 resound and the City Tie Box is retriggered.
The Trouble Transmit signal to the MR-2300-PR can be programmed to delay AC power fail
for 0 to 3 hours if this is the only system trouble.
6.6 Annunciators
Connect the annunciators to the RS-485 terminals and to auxiliary power. Use class B wiring
for RS-485. For instructions, see the following Secutron documents:
• MR-2306-ATW/MR-2306-ATR: LT-648SEC
• MR-2312-ATW/MR-2312-ATR: LT-658SEC
• MR-2300-LCDR/MR-2300-LCDW: LT-1002SEC
• RAM-1032TZDS(-CC): LT-617
6.7 MR-2312-SR12/MR-2312-SW12 Smart Relay Module
Connect MR-2312-SR12/MR-2312-SW12 to the RS-485 terminals and to auxiliary power. Use
class B wiring for RS-485. For instructions, see LT-1001SEC.
6.8 MR-2300T Remote Trouble Indicator
Connect the MR-2300T to the port labeled RTI-1. For instructions, see LT-388SEC.
P1 Cable connects to P5 on the Main Board
P2 & JW4 Not used. Jumper JW4 remains on board.
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