2.1 Parts name and functions RS485 type, I/O typeAntenna mounting sectionAntenna to send/receive by wireless is mounted here. Please connect the 2 antennas (standardantennas or antennas with cable) not to loosen the both, and adjust them angling with the goodradio waves condition. Enough communication performance cannot be exerted by only 1 antenna.If the antenna with cable is used, install them in good radio waves condition with same directionand separate them as much as possible. (By separating them greater than or equal to 30cm,communication condition becomes better.)CoverAfter setting of inside switches, make sure to close cover to prevent from entering dust.Power supply connectorUse the attached power supply cable.RS232C connector (DSUB 9-pin)Use this when communicate with RS232C equipment or using setting tool.Reference: <2.2 Wiring>RS485 terminal block (Terminal block 5-pin)Use this when communicating with RS485 equipmentReference: <2.2 Wiring>2-2Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.ctiautomation.net - Email: info@ctiautomation.net