ASCO Solenoid Spool Valves and Emerson Fisher DVC6200 Series Smart Digital Valve Positioner Controller

Fisher's FIELDVUE DVC6200 digital valve controller is a HART-based instrument that translates 4-20 mA signals into pneumatic outputs for actuators, offering retrofit compatibility with analog positioners. It employs a high-performance linkage-less feedback system for contact-free position sensing, ensuring durability and accuracy. Firmware 7 provides diagnostic enhancements over firmware 6 or older, including improved partial stroke testing and alert management, without altering hardware or hazardous area approvals. The quick start guide details mounting on Fisher and non-Fisher actuators, wiring, and calibration for linear/rotary applications.

• Non-Contact Feedback: Magnetic linkage-less system eliminates wear, supporting long-stroke (>610 mm) and 180° rotary travel with kits.
• Robust Construction: Fully encapsulated electronics for vibration (2 g, 10-2000 Hz), temperature (-52 to 85°C), and corrosive resistance; IP66/NEMA 4X enclosure.
• Performance Optimization: Two-stage positioner with ramped cutoff (firmware 7) for smooth shutoff; pressure fallback on feedback failure.
• Firmware 7 Enhancements: Expanded diagnostics (e.g., solenoid health, alert history); no changes to hardware or approvals from firmware 6.
• HART Communication: Enables remote access for safety; quick commissioning with auto-calibration and loop tuning.
• Overpressure Prevention: Built-in actuator protection to avoid damage.
• SIS Compatibility: SIL 3 capable with trip configurations and partial stroke test improvements in firmware 7.

Engineered for demanding control in petrochemical, refining, and power industries. Supports sliding-stem linear actuators for throttling service and quarter-turn rotary for on-off or control. Ideal for SIS with partial stroke testing to verify emergency shutdown valves without process interruption. Firmware 7 upgrades suit existing installations for improved diagnostics in hazardous areas.

• What are the firmware 7 diagnostic improvements? Includes ramped cutoff, enhanced partial stroke test (e.g., travel accumulator alerts), solenoid health monitoring, and alert history; no hardware updates needed.
• How to mount on rotary actuators? Use VDI/VDE 3845 (NAMUR) interface; special kit for 180° travel; ensure linkage-less feedback alignment.
• What if air supply is low? Device reverts to pressure fallback mode; check supply 1.4-10 bar and filters.
• Compatible with non-Fisher actuators? Yes, with custom mounting kits complying with IEC 60534-6-1 or -6-2.
• How to update user interface for firmware 7? Use ValveLink 13.4 or later, AMS Device Manager 13.1.1 or later; no changes to EDDL or FDI packages.

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• FIELDVUE DVC6200p: PROFIBUS PA version for bus networks.
• FIELDVUE DVC6200 SIS: Specialized for safety systems with LCP200 pilot.
• 475 Field Communicator: For HART configuration.
• ValveLink Mobile: App for field diagnostics.
• Fisher 667 Actuator: Diaphragm actuator for integral mounting.