Products

The SRD991 Intelligent Valve Positioner offers the most advanced technology available on the market today. The technology includes, among others, an infrared interface for wireless operation and configuration, a multi-lingual full-text graphic LCD and an availability with the choice of all in the process automation applied communication protocols. It offers enhanced applications and methods to analyze recorded stroke data.

Features
Easy to operate, menu-driven with graphical LCD
• Multilingual full text display, backlighted for easy reading
• All parameters can be configured locally by push buttons
• Status and diagnostic messages displayed in LCD
• Advanced diagnostics for valve predictive maintenance
• Premium diagnostics for valve signatures, online friction
• Suitable for safety applications up to SIL 3
• Partial stroke test (PST) for emergency shutdown applications
• HART Protocol with only 420 Ohms load
• PROFIBUS-PA acc. to IEC 1158-2 based on FISCO
• FOUNDATION Fieldbus H1 acc. to IEC 1158-2 based on FISCO with PID, AO, 2xDI, DO function blocks and LAS functionality
• Infrared interface for wireless communication
• Easy mounting to all linear and rotary actuators