
Digital Monitoring Products XR100 Series Canadian Installation Guide
12
InstallatIon
6.9 Standby Battery Selection
Tochoosethetypeandnumberofbatteriesneededfor24,60,or72hoursofstandbypowerbasedontheAmpHours
Required calculation from section 6.8 XR500 Series Power Requirements, perform the following:
1.Selectthedesiredstandbyhoursrequiredfromthetablebelow:24,60,or72hours
2. Select the desired battery size: Model 368 (12 Vdc 5.0 Ah), Model 369 (12 Vdc 7 Ah),
Model 365 (12 Vdc 9 Ah), Model 366 (12 Vdc 18 Ah).
3. Select a Max. Ah Available number that is just greater than the number calculated in Amp Hours Required.
4.InstallthenumberofbatteriesshowninthecorrespondingNo.ofBatteriesrequiredcolumn.
Example: IftheAmpHoursRequiredcalculationequals22Ahfor24hoursofstandbytimeand4.5Ahbatteries
are desired, install six (6) Model 368 (12 Vdc, 5.0 Ah) batteries.
Note: You can use either a Model 327-CAN Plug-in 50 VA or ATC Frost FTA7516 75VA Transformer with any of the Number of
Batteries choices listed below.
24 hours of standby power
5.0 Ah Batteries 7 Ah Batteries 7.7 Ah Batteries 9 Ah Batteries 18 Ah Batteries
Max. Ah
Available
No. of
Batteries
Max. Ah
Available
No. of
Batteries
Max. Ah
Available
No. of
Batteries
Max. Ah
Available
No. of
Batteries
Max. Ah
Available
No. of
Batteries
8 2 6 1 6 1 8 1 16 1
12 3 12 2 13 2 16 2 32 2
16 4 18 3 20 3 24 3 48 3
20 5 24 4 27 4 32 4
24 6 31 5 34 5 40 5
28 7 37 6 41 6
32 8 43 7
36 9 Note:48hoursisthetypicalbatteryrechargetimeforanyoftheNumberofBatteriesshownin
this section.
40 10
60 hours of standby power
7 Ah Batteries 7.7 Ah Batteries 9 Ah Batteries 18 Ah Batteries
Max. Ah
Available
No. of
Batteries
Max. Ah
Available
No. of
Batteries
Max. Ah
Available
No. of
Batteries
Max. Ah
Available
No. of
Batteries
13 2 14 2 17 2 17 1
20 3 22 3 26 3 34 2
27 4 29 4 34 4 52 3
33 5 37 5 43 5 69 4
40 6 44 6 52 6
47 7 52 7 61 7 Note:48hoursisthetypicalbatteryrecharge
time for any of the Number of Batteries shown
in this section.
54 8 59 8 69 8
60 9 67 9
67 10
72 hours of standby power
9 Ah Batteries 18 Ah Batteries
Max. Ah
Available
No. of
Batteries
Max. Ah
Available
No. of
Batteries
16 2 16 1
25 3 33 2
33 4 50 3
42 5 67 4
50 6
59 7 Note: 72 hours is the typical battery recharge time required for any of the Number of Batteries
shown in this section.
67 8
Note: If the Amp Hours Required calculation is greater than any Max. Ah Available number shown on a table, then add
power supply(s) to power some system devices allowing the Amp Hours Required calculation to be reduced. See the 710
BusSplitter/RepeaterInstallationGuide(LT-0310).
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