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Flowserve-Flowserve-Network Controls - Foundation Fieldbus H1 with DTM

Network Controls - Foundation Fieldbus H1 with DTM

BRAND: Limitorque

Limitorque actuators with Foundation Fieldbus can act as a link active scheduler and time master for regulating communication on a fieldbus segment. The Fieldbus Foundation has tested and registered the Limitorque Device Description (DD) files to ensure interoperability with registered devices from multiple vendors. In addition, The FDT Group has certified the DTM (Device Type Manager) for use with both standalone and non-standalone frames.


  • General Industry
  • Chemicals
  • Water
  • Oil & Gas
  • Power

industry sectors

  • Pulp & Paper
  • Mining
  • Steel & Primary Metals
  • Food & Beverage
  • Corn Wet Milling & Ethanol
  • Other Industries
  • Basic (Organic & Inorganic)
  • Specialty (Fine & Consumer)
  • Biofuels
  • Pharmaceutical
  • Water
  • Waste Water
  • Agriculture
  • Water Management
  • Upstream Exploration & Production
  • Midstream Transportation
  • Downstream Processing
  • Nuclear
  • Conventional Steam
  • Geothermal
  • Combined Cycle
  • Concentrated Solar Power (CSP)
  • Biomass and MSW

Foundation Fieldbus standard IEC 61158-2 Fieldbus H1

View our product information on the Fieldbus Foundation website here.

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Design Range

Torque Rating Range: FF field unit can be fitted to all MX and QX/QXM actuators

Features & Benefits
  • Includes Link Active Scheduler (LAS) that controls system
  • Offers high speed communication up to 31.25 kbits/sec
  • Broad network versatility from support for multiple topologies, including point-to-point, bus with spurs, daisy chain, tree or combinations of these
  • Ease of installation and setup with direct connection to PLC or DCS systems from major manufacturers, including Emerson, Honeywell, ABB and Yokogawa
  • Increased performance, safety and environmental compliance from Flowserve ValveSight support
  • Complies with EMC requirements to European Directive 2004/108/EC and vibration/seismic requirements to Machinery Directive 2006/42/EC

LAS (Link Active Scheduler)
Permits a single field unit to act as bus arbiter which can add or remove units from the link, schedule control activity in, and communication activity between, devices, and distribute priority-driven token for unscheduled transmissions.


Flowserve Limitorque offers practical product training at our global automation headquarters in Lynchburg, Va., and our state-of-the-art valve automation center in Houston. Taught by qualified instructors in classroom settings, these three-day courses emphasize hands-on training. Key topics include the principles of actuator functionality as well as actuator setup and commissioning, maintenance and troubleshooting. View available courses and dates.


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