The output shaft moves in both directions and can stop at any point in the stroke. The hardened steel crankshaft is driven through a train of precision hobbed gears sealed in oil. This reliable actuator is driven by a shaded pole motor completely submerged in oil and sealed in an aluminum case, minimizing maintenance.
Four models are available featuring a standard 100ž internal feedback slidewire and a selection of travel time and rotation limit. Not available with end limit switches, some models have auxiliary switches and a variety of optional features. The EA-20 Series are UL and cUL or CSA listed, except for models with built-in transformers. CSA listed models are: EA21-00003-000-0-00, EA22-00000-000-0-00 and EA24-00000-000-0-00. It is compatible with the VB-7000- and VB-9000 valves in this catalog.
- Proportional actuators with built-in feedback potentiometer
- Open/Close contact closure input
- 240/120/24Vac models available
- 50 in-lbs torque, optional NEMA 4
- Compatible with VB series valves