ALERTON BACnet controller VLC-550-E

The Alerton® BACtalk® VLC-550 is a versatile, high-performance field controller specifically designed for heat pumps, AC units, and terminal unit applications. It seamlessly integrates with BACnet systems, offering smooth communication at speeds of up to 76.8 Kbps on a BACnet MS/TP LAN. It can also function as a standalone controller. The VLC-550 features Alerton’s user-friendly graphical programming language, VisualLogic®, allowing easy programming and setup. Its nonvolatile flash memory ensures reliable operation and data retention. The controller supports Alerton Microset™ and Microset II intelligent wall sensors, providing convenient data display, setpoint adjustment, and technician access to equipment setup parameters. With a fast internal logical loop time of 100 msec and programmable timers maintaining a resolution of 100 msec, the VLC-550 guarantees high-speed processing.

Additionally, the VLC-550 offers versatile analog inputs with field-adjustable options for thermistor/dry contact or 0-5VDC/4-20mA signals. For equipment monitoring, each binary output is equipped with an on-board LED indicating its ON/OFF status, while a separate LED indicates communication activity on the MS/TP LAN. With its comprehensive features and reliable performance, the Alerton® BACtalk® VLC-550 is an exceptional choice for advanced control and monitoring in various applications.