Phalanx 910055 Dry Contact Input Transceiver Overview:

GrayStone Automation's Phalanx wireless products operate on a license free ISM band and utilize state-of-the-art HFSS technology to provide reliable, EMI resistance two-way communication between the sensor input and relay endpoint transceivers.
Our Phalanx family of products offer easy integration into existing automation and SCADA systems and are a cost effective choice for sustainable wireless remote control and networking applications.