Rotary valves type JK-S/JK-EXS are fitted with a 6-bladed rotor with
hard-wearing rubber blades bolted to the rotor shaft plate profiles.
The rotor is separated from the rotor housing by felt ring. The shaft is
suspended on bearings and connected directly to the gear motor.
Type JK-200S is also fitted with a safety coupling between rotor and gear
motor.
The rotor is made of 2 mm plate and can be supplied with a
range of different rubber blades, e.g.:
- Neoprene rubber blades for max. temp. 70 ˚C and min. temp. -30 ˚C
- Silicone rubber blades for max. temp. 230 ˚C and min. temp. -60 ˚C
-Polyurethane rubber blades for max. temp. 80 ˚C and min. temp. -30 ˚C
JK-S rotary valve is ATEX-approved for category 2D, whereas JK-EXS is
approved for category 1D safety system. The EXS variants are only available with rubber blades made of neoprene.
Rotation sensor
Supplied as standard ready for fitting of rotation sensor
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