The GEMÜ 658 2/2-way diaphragm valve has a two-stage actuator. In addition to full stroke, a partial stroke can be set via two pistons working independently of each other. (see "Pneumatic connections", page 30)
All actuator parts including closing springs (except seals) are made from stainless steel. The valve is available with a Normally Closed control function.
An opening stroke limiter for setting the partial stroke is integrated as standard.
Two-stage actuator on which a part stroke can be variably set in addition to the full stroke
Both fast on/off operation and precision dosing of the working medium possible
CIP/SIP capable
Wide range of adaptation options for add-on components and accessories
The plant is used for manufacturing liquid pharmaceutical products and consists of raw material supply, preparation and mixing of liquids and cleaning. 3 tanks are available for the preparation of liquids (2 x 1000 l and 1 x 2000 l). The tanks are pressure and vacuum resistant from -1 bar to +3 bar. Each tank is equipped with a separate heating/cooling system. The prepared products are mixed in 3 different mixing tanks with a contents of 2000 l each or in movable containers. The plant is designed according to GMP and qualified.
