CS-Series Blower Control Systems Blower and Process control are key to any system to make it as reliable and efficient as possible. Lone Star’s experienced programming staff and it’s UL508 certified panel shop offer direct support. sLOC Local Control Panel — protects and operates the blower safely sMAC Sequencer Panel — controls multiple blowers on a common header Process Control — regulates flow at point of use based on variable input. Motor Control — variable frequency drive / soft starter / disconnect