Module for Plastic Optical Fibre Solar Defender with torsion, with 1,7A feeder. Manage 2 Lines of optical Fibre, length 200 mt x 2 Loop. Double-mode to detect Fibre alarm signals: interruption and torsion. Alarm conditions: alarm detected by fibre interruption and torsion. Signal Outputs: Alarm by Fibre interruption (Loop 1 and Loop 2), alarm by Fibre torsion or fire (Loop 1 and Loop 2), absence of power on the network, battery fault, Life and box tamper. Display with 7 segments. Loop exclusion by dip-switch.