Appendix A Specifications; Communications; Electrical; Mechanical - Allen-Bradley 20-COMM-M Modbus/TCP Adapter User Manual

Communications

Electrical

Mechanical

Specifications
Appendix A presents the specifications for the adapter.
Topic Page
Communications A-1
Electrical A-1
Mechanical A-1
Environmental A-2
Regulatory Compliance A-2
Network
Protocol
Data Rates
Connection Limits
Requested Packet Interval (RPI)
Packet Rate
Drive
Protocol
Data Rates
Consumption
Drive
Network
Dimensions
Height
Length
Width
Weight
Modbus/TCP
10 Mbps Full Duplex
10 Mbps Half Duplex
100 Mbps Full Duplex
100 Mbps Half Duplex
30 TCP connections
16 simultaneous CIP messaging connections and 1 Modbus/
TCP I/O connection
Explicit messaging-based control using PCCC or the
Register or Assembly objects
Explicit messaging where "connected" is NOT chosen,
which is typically the default
DriveExplorer connections to the drive
DriveExecutive connections to the drive
5 ms minimum
Up to 400 total I/O packets per second (200 in and 200 out)
DPI
125 kbps or 500 kbps
350 mA at 5 VDC supplied by the host (drive or DPI External
Comms Kit)
None
19 mm (0.75 inches)
86 mm (3.39 inches)
78.5 mm (3.09 inches)
85 g (3 oz.)
20-COMM-M Modbus/TCP Adapter User Manual
A
Appendix
Publication 20COMM-UM014C-EN-P