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» for Flowmeters |
Diaphragm Valve Type 493
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pneumatically operated
DN 15 - 200 mm (1/2" - 4")
electromotive actuator with adaption |
Attributes
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electromotive actuator with
linear unit
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features of the actuator
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adjustment travel stop via
limit switch
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high torque
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handwheel for manual
operation
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recording ways and torques
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rotary current motors,
alternating current motors or continious
current motors are possible
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high protection category
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high corrosion protection
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wide fields of surrounding
temperature
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size DN 15 – 200
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Full bore Design (without
wire)
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different valve body materials
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different lining for corrosion
protection possible (PTFE, Butyl, EPDM, hard
rubber)
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threads and flanges
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diaphragm materials: EPDM, NBR,
Hypalon, Butyl, natural rubber
Features
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for neutral and aggressive
liquids and gases
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especially for high viscous
and with big particles contaminated media
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with the right lining also for
abrasive media
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the flow can be in either
direction
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high flow rates
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high cleaning quality
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low-end function: only the
diaphragm and the body are in contact with the
medium
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secure sealing also for
contaminated media
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universal application
possibilities because of the different material
combinations of body and diaphragm
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high pressure range, vacuum
till 10 bar (depending on the size)
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easy handling and maintenance
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