Kammer control valves, Fig. 2: p/p - positioner – Flowserve 4 Series Kämmer Pneumatic and Electropneumatic Actuators User Manual

Page 5

Flow Control Division

Kammer Control Valves

Pilot valve

Supply to
actuator diaphragm

Vent

Pilot plug

Balancing plate

Seat ring

Supply input
1.4 – 4.2 bar
(20 – 60 psi)

Double diaphragm

Pilot plug
(see detail below)

Supply output to
actuator diaphragm

Supply input
1.4–4.2 bar (20–60 psi)

Vent

Positioner spring

Range adjustment screw

(max. 3 turns)

Signal input

0.2–1.0 bar

(3–15 psi)

Fig. 2: P/P - Positioner

Adjusting nut