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136
ES-50X Series Manual —
P/N LS10129-000FL-E:D 4/26/2021
NFPA Standard-Specific Requirements
NFPA 72 Proprietary Protective Signaling Systems
Figure C.3 Proprietary Protective Signaling System
Form-C relay contact programmed
to activate on Supervisory condition.
Form-C Trouble contact which will
automatically activate on any Trouble condition.
Form-C Alarm contact programmed
to activate on General Alarm.
ES-50X Main Board
ES-50X
Addressable Fire Control Panel
Notes:
1. Connection between the ES-50X and the transmitter are
supervised by the transmitter.
2. This ES-50X/Transmitter arrangement can be employed
for NFPA 72 Proprietary Protective Signaling System.
3. Potter Electric Model EFT-C has not been tested for UL
864 9th Edition and is for use in retrofit applications only.