Pixsys ATR224 Manuel Utilisateur page 23

GROUP E -
reG. 1
73 Tune 1
tun. 1
Selects autotuning type for command
Disabled. If proportional band and integral time paramters are to selected to zero, the
diSab.
regulation is ON/OFF type.. (Default)
Automatic (Automatic P.I.D. parameters calculation)
Auto
Manual (launch by keyboards or by digital input)
Manu.
Once (P.I.D. parameters calculation only at first start)
OncE
74 Setpoint Deviation Tune 1
s.d.t. 1
Selects deviation from command setpoint as threshold used by
autotuning to calculate P.I.D. parameters
- [digit
75 Proportional Band 1
p.b. 1
Proportional band or process P.I.D. regulation (Process inertia).
ON / OFF if
t. i .
... [digit
76 Integral Time 1
i.t. 1
Integral time for process P.I.D. regulation (process inertia duration).
. ... . sec. ( . = integral disabled), Default .
77 Derivative Time 1
d.t. 1
Derivative time for process P.I.D. regulation (№rmally ¼ of integral time).
. ... . sec. ( . = derivative disabled), Default
78 Dead Band 1
d.b. 1
Dead band of process P.I.D..
... [digit
79 Proportional Band Centered 1
p.b.c. 1
Defines if the proportional band
functioning (heating/cooling), always disabled.
Disabled. Band under (heating) or over (cooling)(Default)
diSab.
Centered band
Enab.
80 Off Over Setpoint 1
o.o.s. 1
In P.I.D. enables the command output
(setpoint + Par. )
Disabled (Default)
diSab.
Enabled
Enab.
81 Off Deviation Threshold 1
o.d.t. 1
Selects deviation from command setpoint , to calculate the intervention threshold of "Off Over
Setpoint " function.
- ...+ [digit
82 Cycle Time 1
c.t. 1
Cycle time for P.I.D. regulation of process (for P.I.D. on remote control switch
s). For valve refer to parameter
- seconds (Default: s)
- Autotuning and PID 1
] (degrees.tenths for temp. sensors). Default:
p.
equal to (Default)
] (degrees.tenths for temp. sensors).
p.
] (degrees.tenths for temp. sensors) (Default: )
p.
] (degrees.tenths for temp. sensors) (Default: )
p.
must be centered or not on the setpoint. In double loop
switching off, when a certain threshold is exceeded
va.t. 1
. .
s; for PID on SSR
User manual - ATR224 - DRR224 - 23