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The NRX-WCP radio alarm signaling button is a battery powered radio-frequency device, designed to be used with the NRXI-GATE radio gateway. It contains a transceiver and is integrated into a fire-fighting system that can be addressed through a proprietary communication protocol. NRX-WCP is a manual radio alarm signaling point with IP67 degree of protection. It is mounted on a wall with a plastic base. The device is compliant with EN54-11 and EN54-25 and meets the requirements of EN 300 220 and EN 301 489 for compliance with the R & TTE Directive. Standby current: 120 μA to 3 V DC (typical in normal operating mode) Red LED current: 2 mA Resynchronization time: 35s from power-on device to normal RF communication when network is active) Batteries: 4 Duracell Ultra 123 Battery life: 4 years at 25 ° C Radio frequency: 865-870 MHz; RF output power: 14 dBm (max) Range: 500 m (typical in free air) Relative humidity: 10% to 93% (no condensation) IP class: IP67.