34 - ATR244 - User manual
67
a.ma.2
Automatic / Manual 2
Enables the automatic/manual selection for command 2
diS a b.
Disabled (Default)
Enab.
Enabled
En.Sto.
Enabled with memory
68÷72 Reserved Parameters - Group D
Reserved parameters - Group D
GROUP E -
r e G .1
- Autotuning and PID 1
73
t u n .1
Tune 1
Selects autotuning type for command 1
diS a b.
Disabled. If proportional band and integral time paramters are to selected to zero, the
regulation is ON/OFF type.. (Default)
Auto
Automatic (Automatic P.I.D. parameters calculation )
M a n u.
Manual (launch by keyboards or by digital input)
OncE
Once (P.I.D. parameters calculation only at first start)
SYncH.
Synchronized (Autotuning managed by serial)
74
s.d.t.1
Setpoint Deviation Tune 1
Selects deviation from command setpoint 1 as threshold used by
autotuning to calculate P.I.D. parameters
0-10000 [digit
1 p. 65
] (degrees.tenths for temp. sensors). Default: 30.0.
75
p. b. 1
Proportional Band 1
Proportional band or process 1 P.I.D. regulation (Process inertia).
0 ON / OFF if t.i. equal to 0 (Default)
1...10000 [digit
1 p. 65
] (degrees.tenths for temp. sensors).
76
i . t. 1
Integral Time 1
Integral time for process 1 P.I.D. regulation (process intertia duration).
0.0...2000.0 secondi (0.0 = integral disabled), Default 0.0
77
d . t. 1
Derivative Time 1
Derivative time for process 1 P.I.D. regulation (Normally ¼ of integral time).
0.0...1000.0 secondi (0.0 = derivative disabled), Default 0
78
d . b . 1
Dead Band 1
Dead band of process 1 P.I.D..
0...10000 [digit
1 p. 65
] (degrees.tenths for temp. sensors) (Default: 0)
79
p.b.c.1
Proportional Band Centered 1
Defines if the proportional band 1 must be centered or not on the setpoint. In double loop
functioning (heating/cooling), always disabled.
diS a b.
Disabled. Band under (heating) or over (cooling)(Default)
Enab.
Centered band
80
o.o.s.1
Off Over Setpoint 1
In P.I.D. enables the command output 1 switching off, when a certain threshold is exceeded
(setpoint + Par.81)
diS a b.
Disabled (Default)
Enab.
Enabled
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