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3 + 1 connectivity option, Figure 3. 3 + 1 connectivity option, Axis signals – National Instruments Motion Axis Router MCA-7724 User Manual

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© National Instruments Corporation

3

MCA-7724 Motion Axis Router

3 + 1 Connectivity Option

Controller axes 1, 2, and 3 correspond to axes 1, 2, and 3 on connector C,
and controller axis 4 corresponds to axis 1 on connector D, as shown in
Figure 3.

Figure 3. 3 + 1 Connectivity Option

Axis Signals

The per axis and shared signals from the controller are listed below.

Note

A line above the signal name indicates that the signal is active-low.

Per Axis Signals from the Controller

Step (CW)
Dir (CCW)
Encoder Phase A
Encoder Phase B
Encoder Index
Forward Limit Switch
Reverse Limit Switch
Home Switch
Trigger
Breakpoint
Inhibit
Analog Output
Analog Input

Controller

Connector

Axis 1 Signals

Axis 2 Signals

Axis 3 Signals

Shared Signals

Axis 4 Signals

T

o

Controller

Axis

1 Signals

Axis

2 Signals

Axis

4 Signals

Shared
Signals

Axis 1 Signals

Shared Signals

Axis 2 Signals

Axis 3 Signals

Shared Signals

Axis 1 Signals

T

o

Dr

iv

e/Accessor

y

T

o

Dr

iv

e/Accessor

y

Connector

C

Connector

D

Axis

3 Signals