5 - 39 
MELSEC-Q
5   DATA USED FOR POSITIONING CONTROL 
 
Pr.37
Stop group 1 sudden stop selection to  Pr.39
 
 
Stop group 3 sudden 
stop selection 
 
Set the method to stop when the stop causes in the following stop groups occur. 
•
 Stop group 1 .............. Stop with hardware stroke limit 
•
 Stop group 2 .............. CPU module error occurrence, PLC READY signal [Y0] 
OFF, Fault in test mode 
•
 Stop group 3 .............. External stop signal 
Stop signal from CPU module 
Stop signal from peripheral device 
Error occurrence (excludes errors in stop groups 1 and 2: 
includes only the software stroke limit errors during JOG 
operation, speed control, speed-position switching control, 
and position-speed switching control) 
 
The methods of stopping include "0: Normal deceleration stop" and "1: Sudden 
stop". 
If "1: Sudden stop" is selected, the axis will suddenly decelerate to a stop when the 
stop cause occurs.