Here’s a concise breakdown of the CX1100-0920 UPS module from Beckhoff:

• Purpose: Provides uninterruptible power supply (UPS) for CX CPUs and connected components.

• Power Supply: Operates on 24 V DC (-15%/+20%).

• Storage Technology: Uses capacitive storage for maintenance-free operation.

• Capacity: 40 As with adjustable retention time.

• Output Current: Maximum 1.1 A at 24 V DC.

• Charging Current: Up to 4 A.

• Diagnostics: Equipped with LED indicators for input, output, and charge status.

• Interface: 16-bit ISA (PC/104 standard) for CPU connection.

• Power Loss: 2 W maximum.

• Dimensions: 95 mm x 100 mm x 91 mm.

• Weight: Approximately 617 g.

• Temperature Range: 0°C to +55°C (operation), -25°C to +85°C (storage).

• Humidity: 95%, no condensation.

• Vibration/Shock Resistance: Conforms to EN 60068-2-6/EN 60068-2-27.

• EMC Compliance: Meets EN 61000-6-2/EN 61000-6-4 standards.

• Protection Rating: IP20.