S/hart) – Burkert Type 8635 User Manual
Page 95
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8635 - 93
O
PERATING THE
P
ROCESS
C
ONTROLLER
(S/HART)
Xd2
Xd2
Xd2'
Xd2'
to controller
Process
value
(PV)
Process setpoint
(SP)
Control
difference
Dead band
Entering the dead band in %
Insensitivity range with process control
P.CO - DBND
Insensitivity range (dead band) of the process controller
Factory setting: 1%
(relative to the range width of the process value scaled by
SCAL PV und PV )
This function assures that the process controller cuts in only above a certain control difference. The
function reduces wear on the piezoelectric valves in the SIDE Control
(S/HART) and the pneumatic
actuator.
P.CO DBND
DBND XX.X
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