Motion State Instructions 
 
40  Rockwell Automation Publication MOTION-RM002H-EN-P-February 2018 
 
This information applies to the CompactLogix 5370, ControlLogix 5570, 
Compact GuardLogix 5370, GuardLogix 5570, Compact GuardLogix 5380, 
CompactLogix 5380, CompactLogix 5480, ControlLogix 5580, and GuardLogix 
5580 controllers. Controller differences are noted where applicable. 
Use the Motion Axis Shutdown (MASD) instruction to force a specified axis into 
the Shutdown state. The Shutdown state of an axis is the condition where the 
drive output is disabled, servo loop deactivated, and any available or associated OK 
solid-state relay contacts open. The axis remains in the Shutdown state until either 
an Axis or Group Shutdown Reset is executed. 
Available Languages 
Ladder Diagram 
 
Function Block 
This instruction is not available in function block. 
Structured Text 
MASD(Axis,MotionControl); 
Motion Axis Shutdown (MASD)