Delta RMC70 - Manual (Page 44)

RMC70 Startup Guide
42 Delta Computer Systems, Inc.
Appendix B: Mounting Dimensions
This sections contains mounting hole dimensions for the RMC75 series
motion controller and expansion modules. Up to four expansion
modules may be added to the right side of the RMC75 base module.
Base Module
RMC75S, RMC75P, RMC75E
Note: Drawing is not 1:1 scale.