Spirax Sarco SP7 Digital Valve Positioner with HART Communication 4–20 mA Input Signal and IP66 Enclosure

Spirax Sarco SP7 Valve Positioner

Product Overview

The Spirax Sarco SP7 is a digital electro-pneumatic positioner designed for accurate control of pneumatic actuators on control valves. It accepts a 4–20 mA input signal and uses HART communication for configuration and diagnostics. The positioner is compact, easy to calibrate, and well-suited for steam and process applications where reliable digital positioning is required.

Technical Specifications

Application Industry

• Steam control systems
• Process heating and cooling
• Food & beverage utilities
• Pharmaceutical clean steam
• General industrial valve control

Common Problems & Solutions

• Problem: Slow valve response → Solution: Check supply air pressure and filter
• Problem: Difficult calibration → Solution: One-button auto-calibration
• Problem: Environmental exposure → Solution: IP66 enclosure

Replacement Models

• Older Spirax Sarco EP5 / EP6 series
• Pneumatic-only positioners (when upgrading to digital)

Why Buy From Us

• Genuine Spirax Sarco product with factory warranty
• Local technical support and commissioning
• Competitive pricing
• Fast spare parts availability

Stock & Delivery Time

• Standard models: 4–8 weeks typical
• Configured versions: 6–10 weeks

RFQ Form

Please provide:

• Actuator type (linear or rotary) and stroke
• Required input signal
• Supply air pressure available
• Ambient temperature range
• Quantity & delivery timeline