Temperature from an array of wireless sensors in a mesh topology based on IEEE 802.11 b/g/n. Using NodeMCU - ESP8266 and Espressif NON-OS SDK with Mesh API's. Each node is in a network level where the first one is the ROOT NODE.
Municipal potable water tank monitoring: the system consists of a Raspberry B+ with UPIS power backup, a Teltonika twct22 controller, a USB<-->RS232 converter and a 3G USB stick (huawei modem firm), recorded parameter is 3G signal, refresh rate ~20sec