Model TB 01b -PFA-lined Globe Control Valve

The control valve consists of a single-seated globe valve with PFA lining and either a pneumatic actuator or handoperated actuator. The valve is designed according to the modular-assembly principle and has the following features:

• Streamlined valve body of spheroidal graphite iron EN-JS 1049 (GGG-40.3), as standard with 4-5 mm thick PFA-lining using transfer molding process.
• Exchangeable PTFE seat and PTFE plug.
• Stem sealed by a PTFE bellows and a backup, springloaded PTFE V-ring packing.
• Test connection for monitoring of the primary bellow seal.
• Exchangeable actuator.
• Additional equipment can be mounted according to DIN EN 60534 and NAMUR recommendations.
• Face-to-face dimensions for DIN version acc. To DIN EN 558-1, Series 1 (DIN 3202, Series F1).
• Face-to-face dimensions for ANSI version acc. To DIN EN 558-2, Series 37. (IEC 60534-3-1, Series 37).

Versions:
The Series 1b Globe Valve is available optionally in the following versions:

• Samson pneumatic actuator (Fig. 1).
• Samson hand-operated actuator.
• Actuators of other manufacturers on request.

Special versions:

• Lining made of special compounds, e.g. conductive PFA
• Flange with groove.
• We recommend our BR 1a Control Valves to meet special requirements.

Additional equipment and mounting parts:
The following accessories are optionally available for the valve separately or in combinations:

• Positioner
• Limit switches
• Solenoid valves
• Supply air pressure regulator/filter
• Pressure gauge mounting blocks