ProSoft Technology MVI56-LTQ - Manual (Page 69)

MVI56-LTQ ♦ ControlLogix Platform Reference
Limitorque Valve Actuator Master Communication Module User Manual
ProSoft Technology, Inc. Page 69 of 98
August 30, 2010
This type of connection is required between the module and a modem or other
communication device.
RS-232: Modem Connection (Hardware Handshaking Required)
The "Use CTS Line" parameter for the port configuration should be set to 'Y' for
most modem applications.
This type of connection is used when the device connected to the module
requires hardware handshaking (control and monitoring of modem signal lines).
RS-232: Null Modem Connection (Hardware Handshaking)