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Potter Electric Signal Company, LLC • St. Louis, MO • Phone: 800-325-3936 • www.pottersignal.com
5410142-REV A 12/19
INSTALLATION MANUAL: PDC BELL SERIES
NOTICE TO THE INSTALLER
This manual provides an overview and the installation instructions for the PDC bell series 612, 624, 812, 824, 1012, and
1024. All connections are power limited and should be wired in accordance with the requirements of NFPA 70 (NEC) and
NFPA 72 (National Fire Alarm Code). Failure to follow the wiring diagrams in the following pages will cause the bell to not
operate as intended.
1. DESCRIPTION
The PDC is a DC bell designed for easy indoor and outdoor installation wherever required. The semi-flush design has an
optional waterproof backbox available.
2. TECHNICAL SPECIFICATIONS
Audibility Rating (dB at 10 ft)
RATING
6” GONG SIZE
8” GONG SIZE
10” GONG SIZE
VOLTAGE
RATED
CURRENT
SOUND LEVEL
AT 10 FT dB
RATED
CURRENT
SOUND LEVEL
AT 10 FT dB
RATED
CURRENT
SOUND LEVEL
AT 10 FT dB
12VDC
200mA
96
200mA
96
200mA
96
24VDC
20mA
95
20mA
83
20mA
85
3. INSTALLATION
1. Remove the gong.
2. Wire the bell in the circuit.
3. Mount bell mechanism on 4” square outlet box with the striker facing down.
4. Replace the gong.
5. Mount the bell a minimum of 8ft. above the floor or as close to the ceiling as possible
6. Observe the polarity when installing the bell. Polarized bells provide Red (+) and Black (-) lead wires.
