The NRX-OPT smoke detector 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.

The unit is an optical smoke detector and should be fixed to the ceiling

via the B501RF base. Standby current: 120 μA to 3 V DC (typical in normal operation mode).

Red LED Current: 4mA max. Resynchronization time:

۳۵ s (maximum time from turning on the device to normal RF communication when the network is active)

Batteries: 4 Duracell Ultra 123 Battery life: 4 years at 25oC Radio frequency:

۸۶۵-۸۷۰ MHz; RF output power: 14 dBm (max) Range: 500 m (typical in free air) Relative humidity:

۱۰% to 93% (no condensation).