Functional data Media Cold and warm water, water with glycol up to
max. 50% vol.
Medium temperature -10…120°C
Medium temperature note The allowed media temperature can be limited,
depending on the type of actuator. Limitations
can be found in the respective data sheets of
the actuators.
Closing pressure Δps 1400 kPa
Differential pressure Δpmax 350kPa
Differential pressure note 200kPa for low-noise operation
Flow characteristic Equal percentage (VDI/VDE 2178), optimised in
the opening range
Leakage rate Leakage rate A, air-bubble-tight (EN 12266-1)
Pipe connectors Internal thread according to ISO 7-1
Angle of rotation 90° (Operating range 15…90°)
Installation position Upright to horizontal (in relation to the stem)
Maintenance Maintenance-free
Materials Housing Brass body nickel-plated
Closing element Stainless steel
Stem Stainless steel
Stem seal O-ring EPDM
Valve seat PTFE, O-ring EPDM
Characterising disc TEFZEL
R2032-20-S2 has no characterising disc