System Description; Intended Use; Designs - bürkert 3270 Kurzanleitung

Type 3270, 3275
Systemdescription
5 sysTem DescripTion
5.1 intended use
The electromotive on/off valve Type 3270 and 3275 is designed to
control the flow of non-aggressive, clean and non-corrosive liquid and
gaseous medium. Only clean, liquid or gaseous medium, which does
not attack the bodies and sealing materials, may be controlled.
note!
unsuitable medium will damage the body and the seals.
Unsuitable medium may damage the body and the seals.
• Use suitable medium only.
• Check chemical compatibility in individual cases.
5.2

Designs

The following versions of the electromotive valve are available:
• electromotive 2/2-way seat valve Type 3270
(DN2, DN3, DN4, DN6)
• electromotive 2/2-way disk valve Type 3275
(DN8, DN10, DN12, DN15, DN20, DN25)
5.2.1 electromotive seat valve Type 3270
Linear stepper
motor
Threaded spindle
Valve spindle
Piston
Fig. 1: Electromotive seat valve Type 3270
5.2.2 electromotive disk valve Type 3275
Stepper
motor with
gearbox
Spring
Fixed disc
Fig. 2: Electromotive disk valve Type 3275
english
Control
electronics
Elastomer seal
Body
Control
electronics
Coupling
Actuator shaft
Control disc
Body
7