ADT FOCUS 200 PLUS Installation And Setup Manual page 132

FOCUS 200 PLUS Installation and Setup Guide
Enter the calculated combined current, then add to calculate total battery current.
Table 12: BATTERY CURRENT
Total Battery Current
Battery Capacity Calculation Worksheet
Using the total calculated from Table 12, calculate the battery capacity required for the installation.
Capacity
Standby Capacity
Alarm Capacity
Total Capacity
Battery Selection Table
From the following table, select one of the standard-size batteries that has a capacity greater than or
equal to the capacity calculated in the previous worksheet. All the batteries in this table will fit inside
the FOCUS 200 PLUS enclosure.
7AH
12AH
14AH
17.2AH
24AH
28AH
34.4AH
12-14
Combined peripheral totals (see Table 9)
Total PCB current (see Table 11)
Total battery current
(add peripheral totals and PCB totals)
Formula
For 4-hour standby time:
Total standby current X 4 hours X 1.4 contingency factor.
For 24-, 60-, or 72-hour standby time:
Total standby current X (24 hours) X 1.1 contingency factor.
For 4-, 5-, or 15-minute alarm time
Total alarm current X 0.067 (4 minutes)
Add standby and alarm capacities
Yuasa NP12-7
YuasaNP12-12
Yuasa NP7-12 (connect 2 in parallel)
Yuasa NPG18-12
Yuasa NP12-12 (connect 2 in parallel)
Yuasa NP7-12 (connect 4 in parallel)
Yuasa NPG18-12 (connect 2 in parallel)
Total Current
Standby
(60 hours)
(72 hours)
0.083 hours (5 minutes)
0.250 hours (15 minutes)
Alarm
Calculated
Value