The 11-LEJS is the clean room version of SMC's LEJS ball screw slider. A built-in vacuum port is used to draw off particles generated by the ball screw and guide to achieve the ISO Class 4 standard. This model is fitted with an AC servo motor with incremental or absolute encoder. Optional drivers include pulse input and various communication protocols including Ethernet. 
VAC) (100/200 VAC) (100/200 VAC) (100/200 VAC) Features 9 Model Selection LEJS LEJB Electric Actuator AC Servo Motor (100/200 W) Type Model Selection Page 1 AC Servo Motor Electric Actuator/High Rigidity Slider Type Ball Screw Drive Series LEJS How to Order Page 9 Specifications Page 10 Construction Page 11 DimensionsPage 12 Specific Product Precautions LECS; Electric Actuator/High Rigidity
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Accuracy: Basic Type, Size: 40, Motor Type: S2 (100W Output, Incremental Encoder), Lead [mm]: A (LEJS40, 16mm; LEJS63, 20mm), Stroke: 700mm
Accuracy: Basic Type, Size: 40, Motor Type: 100W Output, Incremental Encoder, Lead [mm]: LEJS40, 16mm; LEJS63, 20mm, Stroke: 700mm, Motor Option: -, Vacuum Port: -, Cable Type: -, Cable Length: -, Driver Type: -, I/O Connector: -
Accuracy: Basic Type, Size: 40, Motor Type: S2 (100W Output, Incremental Encoder), Lead, mm: A (Size 40: 16mm, Size 63: 20mm, Size 100: 25mm), Stroke: 200mm