The Main PCB for Esento Marine 12-Zone Conventional Panels provides control, monitoring, and power distribution for up to 12 conventionally wired fire alarm zones, each supporting a maximum of 32 detectors. Designed for marine applications, the board ensures reliable operation and safe interfacing with detection devices.
Key Features
Power supply voltage control line with temperature compensation
28 V DC supply input – diode-protected against reverse connection and independent short circuits, maximum current 3 A
Maximum input current: 3 A; input voltage range: 22 V DC to 32 V DC
12 fire alarm zone circuits (conventionally wired)
Maximum 32 detectors per zone
Monitoring current limit: 50 mA per zone, fused at 500 mA
Typical maximum load: 22 alarm devices per circuit at 18 mA each
This main PCB provides dependable power distribution, zone monitoring, and compatibility with Esento Marine detection devices, ensuring safe and efficient operation of the fire alarm system.