Positioner software, . positioner.software – Burkert Type 8793 User Manual

Page 21

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21

Description of System

8.3.

Positioner software

Configurable.auxiliary.functions

Effect

Correction line to adjust the operating characteristic
CHARACT

Selection of the transfer characteristic between
input signal and stroke (correction characteristic)

Sealing function
CUTOFF

Valve closes tight outside the control range. Specification
of the value (in %), from which the actuator is completely
deaerated (when 0%) or aerated (when 100%).

Sense of effective direction of the controller set-
point value
DIR.CMD

Reversal of the sense of effective direction of the set-
point value

Sense of effective direction of the actuator
DIR.ACT

Adjustment of the sense of effective direction between
aeration state of the actuator and the actual position

Signal range splitting
SPLTRNG

Splitting of the standard signal range to two or more
positioners

Stroke limit
X.LIMIT

Mechanical valve piston movement only within a defined
stroke range

Limiting the control speed
X.TIME

Input of the opening and closing time for the entire stroke

Insensitivity range
X.CONTROL

The positioner is initially actuated from a control dif-
ference to be defined

Code protection
SECURITY

Code protection for settings

Safety position
SAFEPOS

Definition of the safety position

Signal level error detection
SIG.ERROR

Check the input signals for sensor break.

Warning output on the display and start up of the safety
position (if selected)

Binary input
BINARY. IN

Switch over AUTOMATIC / MANUAL or

Start up of the safety position

Analogue feedback (option)
OUTPUT

Status signal set-point value or actual value

2 binary outputs (option)
OUTPUT

Output of two selectable binary values

User calibration
CAL.USER

Change to the factory calibration of the signal input

Factory settings
SET.FACTORY

Reset to factory settings

Serial interface
SER.I/O

Configuration of serial interface

English

Types 8792, 8793

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