Datacom RF Link wireless radio

RF-Link provides wireless radio communication between two points up to 500m apartFeaturesMaster unit - 4 digital inputs & 4 digital outputs. Slave unit - 4 digital inputs & 4 digital outputs. Full 2 way communication between master & slave units. Operating distance up to 500m line of site. LED indication for inputs outputs power run radio transmission & communications fail. Communications fail output relay. Low voltage DC supply. Low power consumption. Internal battery backup. IP65 enclosure. Whip antenna's fitted as standard. Cable glands for external connection to site equipment. Plug in connectors for ease of wiring. Small size for simple installation. Uses the latest RF Technology for system security. No programming required. Low power radio that is licence free. For use in non hazardous areas & non safety critical applicationsSpecificationInputs - volt free. Outputs - volt free relay contacts rated @ 0.5A/28VDC. Range - up to 500m line of site. Power supply - 12 to 28VDC. Power consumption - 50mA @ 24VDC. RF power output - 10dBm @ 433.92MHz. Internal battery - rechargeable giving up to 2 hours backup. Enclosure - ABS 125x85x55mm IP65 rating. Antenna - 1/4 wave whip with SMA male fitting. Weight - 325g approx. Operating temperature - 0 to 50 degrees C. Cable gland connection.