Character： ·RS232 to computer control ·Linear guide 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 7STA0250A 7STA02100A 7STA02150A 7STA02200A 7STA02300A Travel 50mm 100mm 150mm 200mm 300mm Size 120x120mm 120x160mm Screw pitch 5mm Resolution (8 subdivision) 0.0015625mm 0.003125mm Maximal speed 20mm/sec 40mm/sec Repeatability  ＜0.005mm Backlash ＜0.03mm Step motor 42(0.9°) 42(1.8°) Hold torque 0.4Nm Working Current 1.7A Central load capacity 30kg Weight 3kg 3.5kg 4kg 4.8kg 5.75kg   Model 7STA02400A 7STA02500A 7STA02600A 7STA02850A 7STA021000A Travel 400mm 500mm 600mm 850mm 1000mm Size 160x160mm Screw pitch 5mm Resolution (8 subdivision) 0.003125mm Maximal speed 40mm/sec Repeatability ＜0.005mm Backlash ＜0.03mm Step motor 57步进电机(1.8°) Hold torque 1.2Nm Working Current 2.8A Central load capacity 50kg Weight Weight 8kg 9kg 10kg 12.5kg 15kg