1 Safety1.2.2.2. Safety risks related to tools/workpieces213HAC020993-001 Revision: G© Copyright 2004-2008 ABB. All rights reserved.1.2.2.2. Safety risks related to tools/workpiecesSafe handlingIt must be possible to safely turn off tools, such as milling cutters, etc. Make sure that guardsremain closed until the cutters stop rotating.It should be possible to release parts by manual operation (valves).Safe designGrippers/end effectors must be designed so that they retain workpieces in the event of a powerfailure or a disturbance of the controller.CAUTION!Ensure that a gripper is prevented from dropping a workpiece, if such is used.