Pneumatic Rack & Pinion Actuator – ESR/EDA Series
Econ Rack and Pinion Pneumatic Actuators are available in Spring Return (ESR – Models 7901/7921) or Double Acting (EDA – Models 7902/7922) configurations. The aluminum body is hard anodized inside and out to provide maximum resistance to abrasion and corrosion. The hardened electroless nickel plated carbon steel shaft is blowout proof and corrosion resistant. Every actuator has adjustable travel stops which allow a full ±5˚ travel adjustment between 85˚ and 95˚. These travel stops are designed to absorb the maximum rated torque of the actuator and maximum impact loads associated with recommended travel speeds.stroke rotation limits. Both the Direct Acting and Spring Return models are fully compliant with ISO 5211 & VDI/VDE 3845 standards, are outfitted with stainless steel bolts and fasteners and are available in 14 different sizes.