ARITECH FIRE EST-XCTRLINE-2 Card: 2 independent 100V speaker lines per control slot of each CPU unit for modular EVAC systems

Card 2 independent 100V speaker lines per control slot of each CPU unit for EVAC modular EST-XCTRLN-2 systems

provides 2 independent speaker line outputs (A, B). The board allows you to switch between main and backup amplifiers. Line measurement methods can be carried out through: Impedance, Loop or End of Line Module (EOL).
The measurement method is selected from the software configuration. EST-XCTRLN-2 provides fault detection,