... displacement transducer controls movement of piston bar of a servo cylinder according to the Instruction input. In this way, the ... self-hold running: (active) 5. Operational stroke of servo hydro-Cylinder: 64mm, 100mm, 250mm, 400mm, 550mm, 700mm, 850mm,1000mm(According ... 4~20mA 15. Working liquid: N32 low-freezing hydraulic oil. N46 anti abrasion hydraulic oil can be used in tropic area. 16. Cleanness ...