Siemens 549210 8DI 4DO HOA APOGEE Automation Digital Point eXpansion

Expansion module for Siemens APOGEE building automation systems, providing additional digital input and output points for integration with HVAC, lighting, and facility management controls. Technical Specifications: Model: 549-210 Manufacturer: Siemens Building Technologies, Inc. Series: APOGEE Automation Type: Digital Point Expansion Module (XP) Inputs: 8 Digital Inputs (8DI) Outputs: 4 Digital Outputs (4DO), rated 250 VAC, 4A max Power Supply: 24V AC, 25 VA max (NEC Class 2 device) Compatibility: MEC EXP or FLN (P1) communication protocol Status Indicators: LEDs for input/output and communication (TX, RX) Temperature Range: 0°C to 50°C max ambient Applications: HVAC systems, smoke control systems (NFPA 92A compliant), energy management, and process management equipment Certifications: UL Listed, CSA, CE Build Quality: Rugged industrial enclosure with screw terminal connections for reliable field wiring Please review pictures carefully and let us know if you have any questions!