Upload firmware to the 4140 WSAB using the WSAB dock per RTX's instructions; remove from WSAB Dock, and connect MultiSensor board to the WSAB; configure the devices's target access point using Easy Web Config mode (ie: hold SW2 while switching device On to turn device into its own access point; connect your computer to it and navigate a browser to 192.168.1.1; note the last six characters of MAC address, this will be used as the Dweet "Thing Name"; input details for your internet-connected access point and encryption then save and choose to reboot RTX device). Reconnect your computer to the internet-connected access point, and navigate to http://dweet.io/follow/XXXXXX (replacing with last six characters of MAC address, all uppercase).