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Wiring
The RAM-300LCD is wired as shown below. Additional RAM-300LCDs are wired in the same
manner, make sure ONLY the last RAM-300LCD has the 120 ohm E.O.L. resistor connected
to the RS-485 positive and negative terminals.
MAKE SURE
THERE IS A
120 OHM E.O.L.
RESISTOR
BETWEEN + AND -
ON THE LAST
ANNUNCIATOR
ONLY
FA-300 FIRE
RAM-300LCD
RAM-300LCD
ALARM PANEL
ADDRESS 2
ADDRESS 1
Figure 4
RAM-300LCD Wiring
10
firealarmresources.com
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