Allen-Bradley 20-COMM-C PowerFlex ControlNet Adapter (Series B)
The Allen-Bradley 20-COMM-C PowerFlex ControlNet Adapter (Series B) provides a reliable communication interface between PowerFlex drives and ControlNet networks. Designed for seamless integration into automation systems, it ensures high-speed data exchange, precise control, and efficient system diagnostics. This adapter supports dual-channel communication and easy configuration via DIP switches for node address settings.
Manufacturer: Allen-Bradley
Type: PowerFlex ControlNet Adapter (Series B)
Model: 20-COMM-C
Part No.: 2021AF71H
Technical Information
- Supply Voltage: 5 V DC
- Max. Total Thermal Current: 275 mA
- No. of Channels: 2 (Channel A / Channel B)
- Status Indicators: 4 LEDs
- DPI Connector: 20-pin, Single Row Shrouded Male Header
- ControlNet Node Address Switches: Switches Used for Setting Node Address
- Communication Type: ControlNet Protocol
- Application: PowerFlex Drives, Industrial Automation Networks
- Features: High-Speed Data Transfer, Easy Configuration, Reliable Diagnostics










