38
ECS Series Manual —
P/N LS10262-001FK-E:A 3/3/2021
Device Installation
Installing the FIK-125W
4.6 Installing the FIK-125W
This section provides information on how to install the FIK-125W for use with Fike ECS series products.
4.6.1 FIK-125W Board Layout
Figure 4.29 on page 38 shows the location of terminals, DIP switches, and expander connections used in the installation of the FIK-125W.
Figure 4.29 Components Layout of FIK-125W
Notification Devices
Refer to device manual for number of devices and current ratings.
B
Current Subtotals:
mA
mA
C
Total current rating of all devices in system (Line B) X 0.001
A
A
D
Number of standby hours (24 or 60 for NFPA 72)
H
E
Multiply line C (standby current) and D:
Total standby AH
AH
F
Alarm sounding period in hours (For example, 5 minutes = 0.0833 hours):
H
G
Multiply line C (alarm current) and F:
Total alarm AH
AH
H
Add lines E and G (AH = Ampere Hours):
Total AH required
AH
Device
No. of
Devices
Current Per Device
Standby
Current
Alarm
Current
Table 4.2 Current Draw Calculations
AC Connector
VBUS Out
VBUS IN
SBUS
Audio
Expander
Audio Circuits
Battery
Connector