Burkert Type 8750 - Manual (Page 16)

I
NSTALLATION
14 - 8750
Program sequence on commissioning
Menu item Required
settings
(factory settings) Explanations / Remarks
EEPROM
After ca. 5 sec,
automatic
initialization Program parameters are loaded from an EEPROM;
then the process operating level is active; the yellow
LED in key
flashes;
POS 0
POS displayed on the display, an apostrophe (') runs from left to
right; change to configuration level by keeping key
depressed until ACT.FUNC appears on the
display
ACT.FUNC
FUNC SNGL Program stands in the first main menu item
ACT.FUNC. The operating mode of the actuator
was already set in the factory (single-acting= SNGL;
double-acting = DOUB); change if necessary with
an arrow key; confirm setting with
and return to
ACT.FUNC
INPUT
INP 4'20A The standard signal set 4'20A (4 to 20 mA) may be
changed with an arrow key
(choose between 4'20A; 0'20A; 0' 10V and 0'5 V);
confirm settings with
and return to INPUT
CUTOFF
CUT
⊥
0
CUT
T
100
Tight-closing function of the process controller on
reaching the value in %; lower
⊥
and upper T values
may be changed with the arrow keys;
confirm setting with
and return to
CUTOFF
X.TIME
T.OPN 60
T.CLS 60
Setting of the floating time between opening and
closing is performed by Autotune; manually, the
arrow keys may be used to set a value from the
range from 1 to 60 s;
confirm setting with
and return to X.TIME
P.CONTRL
Program stands in the main menu item P.CONTRL;
the required process controller parameters are now
set
P.CODBND
DBND 1.0 Specify a dead band for the actuating signal, within
which the the controller does not react; change the
position with
and the values with arrow keys;
confirm setting with and return to P.CO DBND
P.CO PARA
KP 1.0
TN 999.9
TV 000.0
X0 0
In the factry, the process controller is set to a P-
controller; the final controller parameters are
determined later by Processtune; change the position
with
and the values with the arrow keys; confirm
setting with and return to P.CO PARA
P.CO SETP
SETP INT Set setpoint to internal (INT) or external (EXT);
confirm setting with and return to P.CO SETP
Further to P.CO INP