520MD+

520MD+

The Flowserve Logix 520MD+ Digital HART Positioner utilizes state-of-the-art piezo technology to provide superior performance and reliability. The Logix 520MD+ Positioner is designed to withstand severe environments; it is equipped with over 130 helpful warning alarms that can warn against potential failure of the valve, actuator, and positioner. When utilized with the ValveSight DTM Software many diagnostic tools are available to quickly diagnose problems and potential issues.

Brand: Logix
Category: Digital
Type Digital
Protocols HART
Diagnostics Standard, Advanced, Pro
Actuator Action Linear, Rotary
Positioner Action Single (Three-Way), Double (Four-Way)
Enclosure Aluminum
Local Feedback None, Flat, Dome, LCD
Classification General Purpose, Non-Incendive, Intrinsically Safe
Supply Medium Air, Sweet Natural Gas
Output Capacity Single Acting: 12 SCFM at 60 psi, Double Acting: 18 SCFM at 60 psi
Air Consumption Single Acting: 0.048 SCFM at 60 psi, Double Acting: 0.375 SCFM at 60 psi
Temperature Range -61°F to 185°F (-52°C to 85°C)

The Logix 500+ allows for fast commissioning, accurate and reliable control, and powerful diagnostic features that provide easy ways to determine when maintenance is required

Logix 500+ limit switch kits are available to provide you with an independent verification of the position of the feedback shaft

Auxiliary cards expand the possibilities of communication and control; up to 2 cards can be used at one time

When using sweet natural gas, use threaded exhaust ports to exhaust gas to a safe environment

Users can now obtain a new level of detailed real-time diagnostic information with ValveSight DTM software

The rugged, modular design provides protection from dirt and water ingress (IP 65/66), impact and vibration

One-button setup automatically configures the zero, span and gain of the positioner for most valves in less than 60 seconds

On-board pressure sensors that enable operators to identify and assess the severity of developing problems so action can be taken before a critical event

Broad application versatility with industry-leading communication technologies, including analog or HART

Optional module to remotely locate the positioner from the control valve