Omron Automation A4EGBE2R041Product Attribute Attribute Value Series A4 Series Overview Enabling Switch, A4EG Series The A4EG enabling grip switch when used in conjunction with the G9SX GS ensures the safety of machine operators during setting and maintenance operations. The operator can start and stop the machine while movements are being performed at reduced speed using the grip switch and in the event of danger, to give an emergency stop instruction. If the enabling switch is