Character： ·RS232 to computer control ·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 7STA0450A 7STA04100A 7STA04150A 7STA04200A 7STA04300A 7STA04400A Travel 50mm 100mm 150mm 200mm 300mm 400mm Screw pitch 4mm 5mm Resolution(8 subdivision) 1.25μ 2.5μ 3.125μ Maximal speed 20mm/sec 40mm/sec Repeatability ＜5μ Step motor 42 (0.9°) 42 (1.8°) 57 (1.8°) Hold torque 40Ncm 80Ncm Working Current 1.7A 1.5A Central load capacity 20kg 40kg Weight 2.8kg 3.2kg 3.5kg 4.2kg 4.5kg 5.5kg