Rotork YTC Compact Smart Positioners YT-3700 / YT-3750

YT-3700 Key Features

• Smart microprocessor control – 4–20 mA input with auto-calibration & PID control
• HART communication – Remote setup, diagnostics, and integration
• LCD display with 4-button keypad – Easy local configuration and monitoring
• Fast reboot (0.5 s) – Prevents unwanted valve movement on power loss
• Stable performance – Resists supply pressure changes and vibration
• Low air consumption – Cost-saving, especially for large installations
• Advanced diagnostics – Valve signature, step test, partial stroke test (PST), deviation alarms
• Graphical monitoring – Real-time valve position vs. target, circuit board temperature
• Wide certifications – ATEX, IECEx, CSA, FM, PESO (intrinsically safe, flameproof)
• Temperature range – Operates down to –55 °C (variants available)
• Robust design – Torque motor, cam assembly, feedback lever & non-contact sensor options

YT-3750 Key Features

• All core functions of YT-3700 – Auto-calibration, PID, HART, diagnostics
• Enhanced LCD interface – Clearer menus and more intuitive navigation
• Fast boot-up (0.5 s) – Same quick recovery to hold valve position
• User-friendly adjustments – Four-button control panel with simplified setup
• Reliable operation in harsh conditions – Resistant to vibration, pressure fluctuation
• Low air consumption – Maintains energy efficiency
• Diagnostic capabilities – Supports PST, valve signature, deviation monitoring
• NE107 diagnostic compliance – Standardized fault reporting for control systems
• Safety applications – ESD (Emergency Shutdown) ready, SIL diagnostic support
• Durable & safe construction – IP66 housing, explosion-proof, intrinsically safe
• Global certifications – Meets ATEX, IECEx, CSA, FM, and others