<Toc> < 3. Operations >
3-5
IM 05D01C02-41E 3rd Edition: May 31, 2006-00
3.4 Setting PID Manually
If you know the values to be set or if suitable PID constants cannot be obtained by auto-
tuning, follow the procedure below to set values.
1. Bring the operating display into view
(display appears at power on).
SET/ENT
A/M
PV
AL1 2 3 4
REM
CAS
MAN
LP2
Displays PV.
Displays
target setpoint-1
“1.SP”.
2. Press the
SET/ENT
key for more than 3 sec-
onds to call up the main menu “MODE”.
SET/ENT
A/M
PV
AL1 2 3 4
REM
CAS
MAN
LP2
Displays
main menu
“MODE”.
Displays symbol
“OP.M”.
3. Press the key once to display the main
menu “LP1”.
SET/ENT
A/M
PV
AL1 2 3 4
REM
CAS
MAN
LP2
Displays
main menu
“LP1”.
4. Press the
SET/ENT
key once to display the
submenu “PAR”.
SET/ENT
A/M
PV
AL1 2 3 4
REM
CAS
MAN
LP2
Displays
submenu
“PAR ”.
Displays symbol
“OP.S”.
5. Press the key once to display the
submenu “1.PID”.
SET/ENT
A/M
PV
AL1 2 3 4
REM
CAS
MAN
LP2
Displays
submenu
“1.PID”.
6. Press the
SET/ENT
key six times to display
parameter “1.P” (proportional band for
1.SP).
SET/ENT
A/M
PV
AL1 2 3 4
REM
CAS
MAN
LP2
Displays
parameter
“1.P”.
7. Press the or key to display the
required setpoint.
SET/ENT
A/M
PV
AL1 2 3 4
REM
CAS
MAN
LP2
Blinks during
change.
8. Press the
SET/ENT
key once to register the
setpoint.
SET/ENT
A/M
PV
AL1 2 3 4
REM
CAS
MAN
LP2
The same steps can be used for integral time (1.I),
derivative time (1.D) that are displayed after this.
[TIP]
For the PID parameter number you set in step 5, select:
the submenu “1.PID” if the PID constants are for 1.SP;
the submenu “2.PID” if the PID constants are for 2.SP;
the submenu “3.PID” if the PID constants are for 3.SP; and
the submenu “4.PID” if the PID constants are for 4.SP.
9. Press the
SET/ENT
key for more than 3
seconds. This returns you to the display
shown at power-on (figure below).
SET/ENT
A/M
PV
AL1 2 3 4
REM
CAS
MAN
LP2
Displays PV.
Displays
target setpoint-1
“1.SP”.
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