Title: Hardware Installation Guide.pdf
A metal conduit must be used when connecting all UL enclosures. This is required for all UL installations.Do not exceed 1000 receiver accounts for UL.All receiving equipment shall be completely duplicated with provision for switchover to the backup system within 30 seconds. The backup system shall be fully operational within 6 minutes of the loss of the primary system. (This allows 30 seconds for the backup system to be fully energized and connected to the necessary communication lines and other devices, followed by 5-1/2 minutes for the system to boot up, conduct memory tests, file system check, security verifications, and prepare for full system operation). The backup computer must have the capabilities of the primary, such as memory, speed, and the like.Failure of the main computer system, hard disk, and alarm monitor must be programmed to switchover to the backup system, and indicate an audible, or obvious visual indication.