P.control; P.co - Dbnd - Burkert 8630 Operating Instructions Manual

P.control

Parameters setting of the process controller

P.co - dbnd

Deadband of the process controller
This function ensures that the postioner acts only then a selected control difference is measured (Fig. 6.15). This function
protects the servovalve and pneumatic actuator by controlling the start-up frequency.
Position setpoint
Fig. 6.15: Deadband by process control
Top Control Positioner
Factory setting: 1 %
Control
difference
Xd2
Xd2
Actual
position
Dead band of the controller
Parameters of the PID controller
Mode of setpoint entry
Type of the analogue input
Scale of the controller
Storage of the new parameters
End of the parametering setting of the controller
Entry of the deadband in %
(if entry "0" automatic mode)
Xd2'
Xd2'
to the controller
Xd2
Xd2
DBND
Xd2' Xd2'
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