Electronic Master Box
The City Master Box (CMB) is an NFPA 72 compliant electronic coded transmitter for use on telegraphic fire alarm reporting systems. The CMB has been engineered and built with rigged components to provide many years of trouble free service.
The CMB is comprised of a rugged solid state microprocessor based circuit board mounted to a durable mounting plate with a city loop terminal block, disconnect switch and a TII transient voltage suppressor. The mounting plate allows for easy installation or replacement in any type of existing or customer supplied enclosure.
Kingfisher Company, inc. warranties all equipment supplied by it to be free from defects for two (2) years from the date of shipment. Kingfisher Company, inc. will repair or replace, at its option, any equipment that it determines to be defective. Said equipment will be returned to the purchaser. Kingfisher Company, inc. shall not be obligated to repair or replace equipment that has been repaired by others, abused, improperly installed, altered, not properly maintained or otherwise misused or damaged in any way, including damage caused by any Acts of God. Kingfisher Company, inc. will not be responsible for any on-site dismantling, reassembling or re-installation charges or costs.
The City Master box is an electronic telegraph alarm transmitter that is capable of transmitting multiple codes or zones. This significantly increases the performance of the public reporting alarm system because it enables the alarm receiving and dispatch operations to differentiate various types of alarms transmitted from a facility, increasing the speed and accuracy of their response.
The City Master Box is Factory Mutual Approved and compliant with the requirements specified in NFPA 72, Chapter 9, Public Fire Alarm Reporting Systems. It is manufactured in the USA using Industrial Grade Components and designed and built to provide rugged and dependable service under harsh conditions.
Circuit Board Wiring Diagram
Please see Circuit Board Wiring Diagram Document.
Technical Bulletin #01 - Supervision & Monitoring
Please see Technical Bulletin #01 Document.
Technical Bulletin #02 - Earth Ground Return Programming
Please see Technical Bulletin #02 Document.
Technical Bulletin #03 - Grounding
Please see Technical Bulletin #03 Document.
Technical Bulletin #04 - Serial Ports
Please see Technical Bulletin #04 Document.
Boston, MA - Approval Letter
Please see Boston, MA - Approval Letter Document.
Transmitter Installation Instructions
Please see Transmitter Installation Instructions.
City Master Box Manual
Please see City Master Box Manual.