Siemens PXC24.2-PERF.A Rooftop Air Controller Module

Siemens PXC24.2-PERF.A is a 24-point APOGEE rooftop controller module in the PXC Compact family, designed to govern rooftop air handling equipment from a compact, on-roof controller. It supports Ethernet/IP ALN and RS-485 ALN with P2 Ethernet ALN in rooftop configurations, enabling direct integration with Siemens building automation networks. The PERF.A variant includes rooftop-specific functionality and offers P1 FLN or Remote Ethernet/IP (Virtual AEM) options for extended networking. With 24 programmable points, it can control fans, dampers, sensors, and actuators on rooftop AHUs, delivering scalable, on-site control for commercial HVAC installations.