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High Level Interface Expander Board

The High-Level Interface Expander provides the ability for the Fire Alarm Control Panels to support a range of high-level interface options. The physical interface between the Fire Alarm Control Panel and equipment can be RS232 or RS485.

Typical applications for the High-Level Interface Expander include Building Management, Paging Systems, Nurse Call Systems, EV3000, Graphics, and MODBUS.

  • Easy to configure.
  • Supports RS232 and RS485 communications interface to external systems.

    Supply Voltage 27 V DC
    Quiescent Current 37.5ma
    Max No. HLI Cards per FireFinder 3
    Size 155mm L x 72.5mm W x 20mm D
    Ports 1 x RS232 or 1 x RS485
    Max Distance  
    RS232 15 m
    RS485 1.2 km
    Cable Specs  
    RS232 3 x core screened & twisted
    RS485 2 x core screened & twisted
    159-0268 HLI – Factory Fitted
    4310-0080 HLI – Add-On Kit