Product Description

The Allen-Bradley Allen-Bradley 20-COMM-C Powerflex Controlnet Communication Adapter Ser B (20-COMM-C) is a robust and flexible solution for industrial automation and control. Designed to improve operational efficiency, it integrates seamlessly into complex systems, ensuring stable performance and optimized workflow. Ideal for applications in process control, material handling, and intelligent manufacturing.

Technical Specifications

• Manufacturer: Allen-Bradley
• Model number: 20-COMM-C
• Network Protocol: ControlNet (coax physical layer)
• Data Rate: 5 Mbps full duplex (fixed)
• RPI (Requested Packet Interval): Minimum 5 ms (up to 400 total I/O packets/sec)
• CIP Connections: Up to 20 simultaneous TCP/CIP connections (plus unlimited input-only I/O, redundant-owner, listen-only
• Drive Interface: DPI protocol at 125 kbps or 500 kbps
• Electrical Consumption (Drive-supplied):
• 104 mA at 24 VDC (varies by source: Radwell says 275 mA at 5 VDC)
• ~350 mA at 5 VDC (per surplus site); weight ≈ 0.40 lb / 0.195 kg
• Dimensions: ~6.99 cm (H) × 15.88 cm (W) × 25.91 cm (L)
• Weight: ~0.195 kg (≈ 0.40 lb)