The Allen-Bradley 20-COMM-C is a robust ControlNet communication adapter designed specifically for seamless integration with PowerFlex 70, 700, 700H, 700S, 700L, and 750 AC drives, as well as SMC Flex and SMC-50 smart motor controllers, offering enhanced network connectivity. Featuring a 20-pin DPI connector and dual ControlNet ports for potentially redundant operations, it supports high-speed data transfer up to 5 Mbps and accommodates up to 20 simultaneous CIP messaging connections. With versatile compatibility, built-in status indicators, and an intuitive node address switch, the 20-COMM-C provides reliable communication solutions within an industrial environment, adhering to key regulatory standards such as UL, CE, cUL, and CTick.
Technical specifications for 20-COMM-C
Part Number/Catalog No.
20-COMM-C
Brand
Allen-Bradley
Manufacturer
Rockwell Automation
Description
ControlNEt communication adapter
Compatible Drives:
PowerFlex 70, PowerFlex 700, PowerFlex 700H, PowerFlex 700S, PowerFlex 700L, PowerFlex 750 as well as PowerFlex Digital AC Drives, DPI external communication kits, SMC Flex and SMC-50 smart motor controllers.
Communication Port
One (1) DPI connector; One (1) RJ45 connector
Communication Protocol
One (1) DPI connector; Two (2) BNC ports
ControlNet Redundancy:
ControlNet; DPI
Data Rate
5 Mbps Full Duplex (fixed)
Connection limits:
30 TCP connections
RPI rate:
5 ms minimum
Drive Electrical consumption:
350 mA at 5 VDC supplied by the host (drive or DPI External Comms Kit)
Network Electrical consumption:
None
LED indicators:
Four (4) LED indicators for DPI, adapter, and network
