. . . . . Automated Logicâ€™s ZN341V+/zn141V+ are designed for a variety of pressure-independent VAV applications. These advanced controllers feature an integral actuator, an advanced precision air-flow sensor, flexible connectivity to the full line of RS sensors and easy-to-use air balance routines. Sophisticated pre-engineered control algorithms reduce energy consumption, maximize actuator life and ensure occupant comfort. The ZN series controllers are fully programmable and provide networked peer-to-peer communications using BACnet-over-ARCNET 156 kbps or MS/TP.. Automated Logic. Automated Logic Corporation. ZN341v+.