User's Manual

Table Of Contents
D-MBR 3707-3708 PS NFPA CLASS B SIGNAL BOOSTER
PRODUCT DESCRIPTION AND USER’S MANUAL
Cobham Wireless Coverage
Date: 6-Set-15
www.cobham.com/wireless
Doc. No. 00060CDUM Rev. 1.0 Page | 33
4.4.6 Connection to External Battery
ATTENTION!! The Externally Battery must meet the following requirements:
Valve-Regulated Lead-Acid (VRLA)
Gelled Electrolyte (gel) and Absorbed Glass Mat (AGM) Batteries or LEAD ACID
Connect the external battery to the Charger Battery connector:
Figure 4-7 External Battery Connections
4.4.7 Charger Alarm Connections
The Charger supports three dry contact alarms that are connected to the Fire Department Control
Box:
AC Input Fail*
Low Battery
Battery Charger Fail*
Figure 4-8. Charger Connections Architecture
*Optionally, Battery Charger Fail and AC Input Fail can be connected to the Booster alarm connector for
monitoring).
Connection to
External Battery