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stem by distance laser overview Slide 2 DCC Cranes amp。 slant (X or Y direction). 3 o Slide 5 DCC Cranes amp。 Components dep. 1205 Prein Positioning measuring system Absolute encoder CE 65 ( z measuring device ) Slide 9 DCC Cranes amp。 Components dep. 1205 Prein Positioning measuring system X1 : reference long travel : 60 000 mm X2 : reference long travel : 60 000 mm Y : reference mm crane 9 long travel master positioning measuring system by distance laser Z : Preset crane : 20 000 mm Hoist crane 9 positioning measuring system by absolut encoder X Y Z long travel slave positioning measuring system by laser cross travel positioning measuring system by distance laser cross travel positioning measuring system by distance laser Reference points crane