Chatsworth Products Remote Infrastructure Management (RIM-1000) User Manual
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Remote Infrastructure Management System - Version 1.0 / July 2014
Chatsworth Products, Inc. (CPI) • 800-834-4969
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2.2.9 Modbus EIA-232 Connections
Use a straight thru cable for connection to a Data Circuit Equipment (DCE) device.
Use a null modem cable for a connection to a Data Circuit Terminating (DTE) device.
The RIM-1000 can function as a Modbus Master or Slave over an EIA-232 hardware connection. The EIA-232 port is configured
as a Data Circuit Terminating (DTE) device.
Figure 2.11 RIM-1000 EIA-232 Connection to a DCE or DTE Device