The Panasonic SQ4-C11 is a high-performance leak detection controller designed for industrial automation applications. This controller, part of the SQ-4 series, operates at 24VDC and is engineered to work seamlessly with up to four SQ4-A2 style liquid leak sensors. It offers advanced safety features, including Control Category 4, PLe SIL3 protection, making it ideal for environments where safety and reliability are paramount. The SQ4-C11 is perfect for detecting both incipient and abnormal liquid leaks, providing early warnings and emergency stops to prevent damage from water and caustic chemical leaks.