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ConF > Cntr
Here, the type of controller, operating action, setpoint limits and presettings for self-optimization are selected
Parameter
CtYP
ontroller type
c
CACt
control action
SPL
least value of the set-point
range
SPH
maximum value of the set-
point range
Self-optimization
oLLo
set-point limitation start,
operation limit low
oLHi
set-point limitation end,
operation limit high
(bold = factory settings)
ConF > rAFC
Activation boiler shock termic protetion
RWF55.. can activate the thermal shock protection only on sites where the set-point is lower than 250°C and according to rAL parame-
ter
Parameter
FnCT
type of contol
rASL
ramp rate
toLP
tolerance band ramp
rAL
ramp limit
(bold = factory settings)
Value
1
2
1
0
-1999..0..+9999
-1999..100..+999
0
1
-1999.... +9999
-1999.... +9999
:
Value
0
1
2
0,0 ... 999,9
2 x (HYS1) = 10...9999
0...250
Description
3-position controller (open-stop-close)
1 =
continuative action controller
2 =
heating controller
1 =
cooling controller
0 =
minimum set-point scale
maximum set-point scale
Free
0 =
Locked
1 =
Self-optimization can only be disabled or enabled via the ACS411 setup program.
Self-optimization is also disabled when the parameter level is locked
lower working range limit
upper working range limit
Description
choose type of range degrees/time
t
deactived
0 =
Kelvin degrees/minute
1 =
Kelvin degrees/hour
2 =
Slope of thermal shock protection (only with functions 1 and 2)
.
width of tolerance band (in K) about the set-point
0 = tolerance band inactive
Ramp limit. When this value is lower than the temperature set-point, the
RWF controls the output increasing the temp set point step by step accor-
ding to rASL. If this is over the temp set point, the control is performed in
cooling
8
or
(0 ÷10V
4 ÷ 20mA)
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