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Adjustable travel for

Direct attachment to Type 3277: 3.6 to 30 mm
Attachment according to IEC 60534-6 (NAMUR): 3.6 to 300 mm
Attachment according to VDI/VDE 3847 3.6 to 300 mm
Attachment to rotary actuators: 24 to 100°

Travel range

Adjustable within the initialized travel/angle of rotation of the valve; travel can be restricted to 1/5 at the maximum.

Set point w

Signal range

4 to 20 mA · Two-wire device, reverse polarity protection · Minimum span 4 mA

Static destruction limit

40 V, internal current limit approx. 40 mA

Minimum current

3.75 mA for display/operation (HART? communication and configuration)
3.90 mA for pneumatic functions

Load impedance

≤ 9.3 V (corresponds to 465 ? at 20 mA)

Supply air

Supply air

1.4 to 7 bar (20 to 105 psi)

Air quality acc. to ISO 8573-1

Max. particle size and density: Class 4
Oil content: Class 3
Pressure dew point: Class 3 or at least 10 K below the lowest ambient temperature expected

Hysteresis

≤0.3 %

Sensitivity

≤0.1 %

Characteristic

Linear/Equal percentage/Reverse equal percentage/SAMSON butterfly valve

Transit time

Venting or filling with air adjustable separately up to 240 s by software

Direction of action

Reversible

Air consumption, steady state

Independent of supply air approx. 65 ln/h