Simplex Redundant CPU Transfer Package

Building Communications and Accessories CPU Transfer Package CPU CPU TO SYSTEM PRIMARY CPU TO SILENCE SIGNAL REDUNDANT CPU CONTROLLER Communications Systems Automatic Transfer to Redundant CPU Automatic Switching of Operators Display Automatic Switching of Administrative Automatic Switching of CPU Monitor Points Audible and Visual Alert on Transfer Compatible with 5110 5120 5130 Systems Mounts in 5100 Card Rack Rack Mount Control Panel 5120 9122 CPU Transfer Package is used to switch the systems primary CPU to a secondary when a or complete failure in the primary is detected secondary CPU board is constantly powered via its Power Converter board ensuring operation even if primary CPU Power Converter fails This type of safe operation could never be achieved in the past older non microprocessor based equipment The includes backup CPU and Power Converter CPU Transfer board ribbon cables power and all necessary interconnecting cables Transfer Board constantly monitors the primary board for failures during normal system operation this way the 9122 can automatically transfer the to the backup CPU without any intervention At 5100 systems rack the 5120 9122 control panel an audible alert signal and a visual indicator to staff that the system has been transferred to the CPU A switch is also provided to silence the alert but the visual indicator will remain lit until system has been reset to its normal condition While system is running on its backup CPU all intercom paging functions are operational All four telephones will perform the same as normal If an Operators Display was for call annunciation and programming it will be switched to the backup CPU for continued six system monitor points are also transferred to the CPU providing uninterrupted operation of push located on the 5120 9122 Monitor Panel These provide manual control of many system such as Class Change Signal Control Tone activation Music Distribution etc spare switch contacts are provided for remote of the transfer or activation of other devices push button switch is provided on the control panel to transfer the system back to the primary CPU the fault has been corrected Power Requirements 3 Amps 24 VDC 3 Slot 5100 Card Rack Spaces 2 Units 1995 Simplex Time Recorder Co S5120 0048 2 12 95 RELAY AMP MAX PUNCH BLOCK ACTIVATED TROUBLE SILENCE A A B B specifications and other information shown were current as of publication and are subject to change without notice in U S A Massachusetts 01441 0001 U S A and Representatives Throughout the World