4.
General inforMaTion
4.1.
contact addresses
germany
Bürkert Fluid Control Systems
Sales Center
Christian-Bürkert-Str. 13-17
D-74653 Ingelfingen
Tel. + 49 (0) 7940 - 10 91 111
Fax + 49 (0) 7940 - 10 91 448
E-mail: info@de.buerkert.com
international
Contact addresses can be found on the final pages of these printed
operating instructions.
And also on the internet at:
www.burkert.com
8
english
Type 8611
GeneralInformation
5.
sysTeM descriPTion
5.1.
General description
The process controller Type 8611 is designed for integration in a
closed control circuit and can be used for numerous control tasks
in fluid technology. The figure below illustrates the integration of the
controller in a closed control circuit.
Controller
Mani-
8611
Set-point w
pulated
(set-point
variable y
+
value)
_
X
Feedback process actual value
Fig. 1:
Block diagram of a closed control circuit
5.2.
interfaces of the process
controller Type 8611
Depending on the controlled system and process, different controller
structures and different inputs/outputs are available for measuring
Controlled system
Controlled
variable
Actuating
Sensor Process
element