Rotork Process Control Actuators CMA range CMR - Multi-turn

Can be powered by 1-phase or direct current supplies

Multi-turn drive action

Optional Local Controls with LCD Display (linear, part-turn, multi-turn) units available

Permanently lubricated and maintenance free drive train

Capable of being mounted in any orientation

Accurate and repeatable position control

4 to 20 mA loop powered, feedback signal

Digital communication options including HART®, Foundation Fieldbus®, Profibus®, Pakscan™, RIRO, DeviceNet® and Modbus® available

Field selectable adjustments for:

Deadband

Zero and span

Command signal type

Standard or reverse acting

Manual-auto operation

Output shaft position on loss of signal

Wide standard ambient temperature range -22 to 158 °F (-30 to 70 ºC)

Optional low temperature trim

Manual override standard

Electronic thrust/torque limiting

Two standard adjustable position switches