Allen Bradley 20-750-CNETC

The 20-750-CNETC module from Allen-Bradley is an optional communication module. It is designed for use with PowerFlex 750 drives and it enables ControlNet communication. The 20-750-CNETC module communicates with a PowerFlex 750 drive over the DPI protocol at a data rate of 500 kbps. For network communication, the module supports the ControlNet protocol. The data rate is fixed at 5 Mbps. A coaxial cable with a BNC connector is required for connectivity with the ControlNet network. The module supports 16 simultaneous CP messaging connections, 32 simultaneous unconnected messages, unlimited input only I/O connections, and 1 listen-only I/O connection, a maximum of 3 redundant-owner I/O connections, and 1 exclusive-owner I/O connection. The requested packer interval is a minimum of 5 milliseconds. The module supports a maximum 400 I/O packets per seconds (200 out and 200 in).

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