The PG350 gateway is designed to collect data from VAV and VRF units, allowing for the monitoring and control of fan speed (flow speed), damper position, heating coil status, pressure, temperature, and more through a Building Management System (BMS) or the cloud. It features 1 RS485 port, 1 RS232 port, 1 Ethernet port, and an integrated 4G/LTE modem. The gateway supports Modbus RTU, BACnet MSTP, BACnet IP, Modbus TCP/IP, as well as SMS, email, MQTT, JSON, or XML-based API drivers.