Burkert Type 8635 - Manual (Page 18)

16 - 8635
S
YSTEM
D
ESCRIPTION
(S/HART)
Functional diagram of the SIDE Control (S/HART) connected to a
control valve with single-acting diaphragm actuator
SIDE Control
(S/HART)
External
position
setpoint
Pressure
supply
Exhaust air
Actual position
Positioner
Positioning system
pressurize
exhaust
Position
sensor
Lever
mechanism
Pneumatic actuator
(single-acting)
Valve (actuator)
NOTE In the case of integral attachment of the SIDE Control (S/HART) to a Bürkert
continuous valve, the position sensor is situated outside the SIDE Control (S/HART)
on the actuator and is connected to the latter with a cable.