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11FIRSTVISION™ Installation and Operation Manual - P/N: 53034:Rev: A2 10/29/07
Section 2 FIRSTVISION Installation Instructions
2.1 Power Sources and Outputs Overview
• Complete all mounting procedures and check all wiring before applying power.
• Electrical connections include the following:
• Primary Power Source: +24VDC, delivered through a power supply listed for fire protection
services.
• Secondary Power Source: +24VDC, delivered from batteries.
NOTE: You can use this information to install the FIRSTVISION enclosure (“Enclosure Installation”
on page 12) and to make power supply connections to the enclosure’s control board, or you can
refer to the ONYX®FIRSTVISION™ Enclosure Installation Instructions (P/N 53105).
Table 2.1 Power Supply Required Ranges
TYPICAL
Input Voltage 24V
Input Current @24V 3A
!
WARNING: Power Sources
Remove all power sources to equipment while connecting electrical components. Leave the
external, main power breaker OFF until installation of the LCD is complete.
NOTE: FIRSTVISION LCD requires +24VDC @3A nominal and supervised battery backup in
accordance with local code requirements. It can be powered by any regulated, power limited
source that is approved for use with fire protective signaling units by a regulatory agency.