Roseville, Calif. — R2 Controls is providing an inexpensive way of remote sensing and high-speed remote relay control via its Modbus mixed signal remote terminal unit (RTU) for demanding field and ...

Videx has enhanced two of its door entry and access control systems, adding a new remote relay module to its 4G GSM offering and the VX2300 door entry video intercom. The new remote relays create a ...

ESP-01 is a tiny and useful piece of hardware. It has a 32-bit MCU, 2.4GHz 802.11 b/g/n WiFi, 1MB flash memory, and several other useful embedded features. Such ...