MCA-7724Motion Axis Router 2 ni.com
Connectivity Options
Thecontroll er connector on the MCA-7724 Motion Axis Router connects
to the 68-pin motion I/O connector on your controller. The adapter then
reroutessignals from the motion I/O connector to the accessory connectors
onthe MCA-7724 Motion Axis Router. You can connect motion drives and
accessories in a 2 + 2 connectivity option ora 3 +1 connectivity option.
Figures 2 and 3 show the two connectivity options.
Caution Connectmotion d rivesand accessories only to connectors A and B (2 + 2
connectivityoption) or to connectors C and D (3 + 1 con nectivityoption). Failure to
connectthe motiondrives and accessories as shown in Figures 2 and 3 may result in
damage to the motion controller,axis router, drive, or accessory.
2+2ConnectivityOption
Controlleraxes 1 and 2 from the controller correspond to axes 1 and 2 on
connectorA,andcontrolleraxes3and4correspondtoaxes1and2on
connector B, as shown in Figure 2.
Figure2. 2 + 2 Connectivity Option
Controller
Connector
Connector
A
Connector
B
Axis1 Signals
Axis2 Signals
SharedSignals Shared
Signals
Axis3 Signals
Axis4 Signals
Axis1 Signals
Axis2 Signals
Axis3 Signals
Axis4 Signals
Axis1 Signals
Axis2 Signals
SharedSignals
SharedSignals
Axis1 Signals
Axis2 Signals
ToController
ToDrive/AccessoryToDrive/Accessory