| Description | Type | Default | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|  
				   Specifies the number of iterations for repositioning surface contact element secondary nodes with initial penetration and/or protrusion. See SLINEPENTOL and SLINEPROTOL in this section. There are three options: 
 MODIFY - Will move secondary grid points and reset the zero datum. UNMODIFY - Will not move secondary grid points and not reset the zero datum.  | 
 
				   -1, 0, or 1  | 
 
				   1  |