National Instruments Motion Axis Router MCA-7724 User Manual

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National Instruments

™

and ni.com

™

are trademarks of National Instruments Corporation. Product and company names mentioned herein are

trademarks or trade names of their respective companies.

322835A-01

Copyright

April 2001

USER GUIDE

MCA-7724 M

OTION

XIS

OUTER

Introduction

The MCA-7724 Motion Axis Router reroutes the signals from your motion

controller into separate connectors that connect to different motion

accessories. The router allows you to connect one, two, three, and four axis

drives and accessories to a controller.

Features

The MCA-7724 Motion Axis Router has five 68-pin VHDCI connectors:

the controller connector, connector A, connector B, connector C, and

connector D. Figure 1 shows the five connectors.

Figure 1.

MCA-7724 Motion Axis Router Connectors

ACCESSORY CONNECTORS

CONNECTOR A

CONNECTOR C

CONNECTOR D

CONNECTOR B

2 + 2

3 + 1

MOTION I/O

CONTROLLER CONNECTOR

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Summary of Motion Axis Router MCA-7724

Page 1
National instruments ™ and ni.Com ™ are trademarks of national instruments corporation. Product and company names mentioned herein are trademarks or trade names of their respective companies. 322835a-01 copyright © 2001 national instruments corp. All rights reserved. April 2001 user guide mca-7724 m...
Page 2
Mca-7724 motion axis router 2 ni.Com connectivity options the controller connector on the mca-7724 motion axis router connects to the 68-pin motion i/o connector on your controller. The adapter then reroutes signals from the motion i/o connector to the accessory connectors on the mca-7724 motion axi...
Page 3
© 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...
Page 4: Software Configuration
Mca-7724 motion axis router 4 ni.Com shared signals from the controller host +5v digital ground analog input ground analog output ground analog reference (output) shutdown note some signals may not be available on your controller. Please consult your controller user manual for signal connection info...
Page 5: Connecting Your Adapter
© national instruments corporation 5 mca-7724 motion axis router connecting your adapter this section provides the pin assignments for each of the mca-7724 connectors. Figure 4 shows the pin assignments for the controller connector. Figure 4. 68-pin controller connector pin assignments analog refere...
Page 6
Mca-7724 motion axis router 6 ni.Com figure 5 shows the pin assignments for connector a. Figure 5. 68-pin connector a pin assignments analog reference (output) nc analog input 1 analog output ground nc analog output 1 digital ground nc breakpoint 1 digital ground nc nc nc digital ground digital grou...
Page 7
© national instruments corporation 7 mca-7724 motion axis router figure 6 shows the pin assignments for connector b. Figure 6. 68-pin connector b pin assignments analog reference (output) nc analog input 3 analog output ground nc analog output 3 digital ground nc breakpoint 3 digital ground nc nc nc...
Page 8
Mca-7724 motion axis router 8 ni.Com figure 7 shows the pin assignments for connector c. Figure 7. 68-pin connector c pin assignments analog reference (output) analog input 3 analog input 1 analog output ground analog output 3 analog output 1 digital ground breakpoint 3 breakpoint 1 digital ground n...
Page 9
© national instruments corporation 9 mca-7724 motion axis router figure 8 shows the pin assignments for connector d. Figure 8. 68-pin connector d pin assignments analog reference (output) nc analog input 4 analog output ground nc analog output 4 digital ground nc breakpoint 4 digital ground nc nc nc...