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CPG #2561255 FIRELARM 2500 Operating Manual
A-1
Appendix A. Optional Accessories
A.1 Remote Annunciator with Liquid Crystal Display (2500-RALCD)
Part # 2500-RALCD
UL Listed: For use with the FireLarm 2500
Dimensions: 4 ½” W X 4 ½” H X 7/8” D (approximate)
Weight: 5.5 OZ.
Enclosure: Stainless steel plate. Mounts on standard double-gang switch box or 4” square box
using adapter plate.
Power Requirements: 24VDC @ 115mA max. – Obtained from control panel.
Line resistance: 25 ohms max
The Model RALCD is a Remote Annunciator that is designed to operate with the FireLarm 2500 Fire
Control Panel. This unit will mount on a standard 2-gang switch box. The LCD displays the same
information as on the main panel. A built in buzzer sounds when a trouble condition exists on the panel.
Two annunciators can be connected in parallel. Jumper SW7 must be shorted to specify annunciator 1,
and must be open to specify annunciator 2.
Keypad – operates the same as on the panel except as noted below.
Key Function Control When Active
ACK Silences buzzer on RALCD only. Annunciator Always
TEST Turns on buzzer, backlight (if off), and scrolls through
alphabet.
Annunciator Always
RESET Resets all alarm circuits if condition has been corrected,
removes power from initiating device circuit and auxiliary
power from smoke detectors for 7 seconds.
Panel Key switch on
DRILL Pressing for 2 seconds will initiate a fire drill. Panel Key switch on
SCROLL Scrolls through trouble conditions, if present. Panel Key switch on
SILENCE Press once to silence buzzers on panel and annunciators.
Press again to silence signal circuits.
Panel Key switch on
Electrical Connections
RALCD Terminal Function of Terminal FireLarm 2500 Terminal (TB4)
D Data signal D
D* Data inverted signal D*
GND Power ground GND
+24 VDC Power +24 VDC
EARTH Earth ground (optional connection) E
Figure A-1. LCD Remote Annunciator