Character： ·RS232 to computer control ·Dustproof-shield made of stainless steel ·Linear ball bearings with support rail ·Precision ball screw ·Suitable for high speed moving to and fro ·Preload to reduce clearance ·Metallic wrapped spring coupling,low noise ·Manual drive wheel ·Limit switches:two mechanical,one photoelectrical ·Servomotor available to get high speed and high load capacity

Specifications： Model 7STA0750A 7STA07100A 7STA07150A 7STA07200A 7STA07300A 7STA07400A 7STA07500A Travel 50mm 100mm 150mm 200mm 300mm 400mm 500mm Size 100x150mm Screw pitch 4mm 5mm Resolution (8 subdivision) 0.00125mm 0.0025mm 0.003125mm Maximal speed 20mm/sec 40mm/sec Repeatability ＜0.005mm Backlash ＜0.03mm Step motor 42 (0.9°) 42(1.8°) 57步(1.8°)   Hold torque 0.4Nm 1.2Nm   Working Current 1.7A 2.8A   Central load capacity 20kg 40kg   Weight 2.8kg 3.2kg 3.5kg 4.2kg 4.5kg 5.5kg 5.9kg