Edwards Signaling 2400 Series - Manual (Page 48)

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Using the Battery Tables
Having selected the proper table, you must know the number of option modules installed in the panel, any
auxiliary current required, and when using Tables 10.2 and 10.3, the signal current required. Option
modules are 2400-2IDC Two Zone Initiating Device Circuit Modules, 2400-RCT Relay/City-Tie Modules,
and 2400-ADM Annunciator Driver Master Modules. 2400-BPA Class A Converters, 2400-IDCA Class A
IDC Converters, and 2400-ADS Annunciator Driver Slave Modules are NOT considered in the module
count.
Table 10.1 - 24 Hours Supervisory, 5 Minutes of Alarm
The intersection of the row representing the number of installed modules with the auxiliary supervisory
current column equal to or greater than the required auxiliary current load indicates the minimum required
battery size in Amp Hours (AH).
Table 10.2 - 60 Hours Supervisory, 5 Minutes of Alarm, &
Table 10.3 - 24 Hours Supervisory, 30 Minutes of Alarm
Enter the table by selecting the auxiliary supervisory current equal to or greater than that required. Staying
within the chosen supervisory current portion of the table, the intersection of the row representing the
number of installed modules with the column representing the required alarm signal current indicates the
minimum required battery size in Amp Hours (AH).