Method of operation, General, Method of operation 15 – Badger Meter SRD/SRI Valve Positioners User Manual

Page 15: General 15

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METHOD OF OPERATION

General

The intelligent positioner SRD991 1 and the pneumatic actuator 2 form a control loop with the setpoint value w (from master

controller or control system), the output pressure y and the position x of the actuator on valve 3

Figure 1: Fieldbus version

For the supply air, use a filter regulator

Method of Operation

Page 15

August 2014

POS-UM-00010-EN-03

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