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fluidity.nonstop

Rotork IQTM

IQTM - Part-turn Modulating.

Let us help you find the right product from this series

Product features

  • Three-phase direct current and single phase variants
  • Watertight and hazardous area enclosures
  • Double o-ring sealing
  • Configurable control options → supports integration with different plant control architectures
  • Documented environmental protection → supports selection for demanding installation conditions
  • Manual or local operating provisions where configured → support commissioning and service work
  • Rotork service documentation and spare-parts support → helps maintain the installed asset base
  • Application-specific sizing → reduces the risk of under- or over-sizing the actuator
  • Current and installed-base Rotork platforms can be assessed → supports planned modernisation
  • AxFlow selection and service support → provides one contact for specification, quotation and lifecycle needs

Product description

The modulating version of the IQT electric actuator is designed for modulating duty up to (S4/Class C). It features fast-response remote control circuits for rapid control.


Rotork IQTM is used for control valves requiring frequent part-turn positioning. The exact application depends on valve type, required duty and selected configuration. AxFlow can help confirm whether the actuator fits the process requirement.
Selection should start with valve movement, required torque or thrust, duty cycle, power or air supply, control signals and installation environment. Hazardous-area and functional-safety requirements must also be checked where applicable. AxFlow can support sizing and configuration before quotation.
Key checks include valve torque or thrust, operating angle or travel, operating frequency, supply, ambient conditions, enclosure requirement and control interface. The current IQTM Pro is suitable for up to 1,200 starts per hour for modulating duty. The final configuration should always be verified against the selected actuator size and Rotork documentation.
AxFlow can support identification of the installed unit, service planning and spare-parts requirements for Rotork actuators. Availability depends on the exact generation, size and configuration. Provide the actuator nameplate and application details when requesting support.
Several Rotork IQ generations remain in service, so replacement should not be based on the family name alone. Mechanical interfaces, torque or thrust, electrical supply, controls, network protocol and certification must be reviewed. AxFlow can help assess a suitable current Rotork platform without assuming drop-in interchangeability.
UAB AxFlow