80209C_MHW_850-1650-1850_02-2020_ENG_pag. 116
4.14.7. AUT.T - Selecting type of Auto-Tuning
Acronym Scrolling message Submenu Attributes
Aut.t PID.1 (or PID.2) AUTO TUNING SELECTION PID R W
The parameter shows and sets the type of Auto-Tuning used.
Unit of measurement: -
Options: CONTI = Continuous Auto-Tuning
O.SHOT = One-shot Auto-Tuning
DEV0.5 = One-shot Auto-Tuning with activation when
|SP-PV| > 0,5% of full scale of main or auxiliary input
DEV1 = One-shot Auto-Tuning with activation when
|SP-PV| > 1% of full scale of main or auxiliary input
DEV2 = One-shot Auto-Tuning with activation when
|SP-PV| > 2% of full scale of main or auxiliary input
DEV4 =One-shot Auto-Tuning with activation when
|SP-PV| > 4% of full scale of main or auxiliary input
4.14.8. CNTR - Selecting type of control
Acronym Scrolling message Submenu Attributes
Cntr PID.1 (or PID.2) TYPE OF CONTROL PID R W
The parameter shows and sets the type control performed by the controller.
For more information on the control function, see paragraph “5.10. Controls” on page 140.
Unit of measurement: -
Options: H.PROP = Proportional heating
H.PI = Proportional/integral heating
H.PID = Proportional integral/derivative heating
C.PROP = Proportional cooling
C.PI = Proportional/integral cooling
C.PID = Proportional integral/derivative cooling
HC.P = Proportional heating/cooling
HC.PI = Proportional/integral heating/cooling
HC.PID = Proportional integral/derivative heating/cooling
H.ONOF = Heating ON-OFF
C.ONOF = Cooling ON-OFF
HC.ONO = Heating/cooling ON-OFF
HP.CON = PID heating / cooling ON-OFF
HON.CP = Heating ON-OFF / PID cooling
PID.RG = Heating / PID cooling with relative gain
4.14.9. DERV.S - Derivative sampling time
Acronym Scrolling message Submenu Attributes
DERV.S PID.1 (or PID.2) DERIVATIVE SAMPLE TIME PID R W
The parameter shows and sets the derivative sampling time.
The parameter is shown if the derivative action was enabled with parameter Cntr.
Unit of measurement: Seconds
Options: 0.240
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