YOKOGAWA UP750, Руководство пользователя

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4-5
IM 05E01B02-41E
<Toc> <4. Operations>
6.
Press the or key to display the
required setpoint. Tuning for 1st group of
PID is AT = 1.
SET/ENT
PT.No RUN RESET
DISP MODE
MENU:LP1/PAR #1
changing!
auto tuning switch
AT = 1
Blinks during
change.
To cancel auto-tuning, set AT = OFF.
1st Edition : May 31,2000-00
7.
Press the
SET/ENT
key once to register the
value. (This starts auto-tuning.)
If the
SET/ENT
key is pressed when AT = OFF,
auto-tuning will be cancelled. In this case,
PID contains the value existing before
auto-tuning.
SET/ENT
PT.No RUN RESET
DISP MODE
MENU:LP1/PAR #1
auto tuning switch
AT = 1
8.
During auto-tuning, the panel indications become as shown below.
PV
SET/ENT
PT.No RUN RESET
DISP MODE
PVE2
PVE1
PV2
TME
AL
1
1
2
3
4
MAN2
PRG
RST
HLD
LOC
MAN1
CAS
SP = 10.0
°
C
PTNO: 1
PID: 1
SEGNO: 1/ 3
OUT: 100.0%
PRG lamp
ON.
MAN1 lamp
blinks.
Auto-tuning is complete when the MAN1 lamp goes off.
4.3 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).
PV
SET/ENT
PT.No RUN RESET
DISP MODE
PVE2
PVE1
PV2
TME
AL
1
1
2
3
4
MAN2
PRG
RST
HLD
LOC
MAN1
CAS
PTNO: 1
TM= 0h20 SEGNO: 1/ 3
RCY: 0/ 0
SP: 10.0
°
C
PRG lamp
ON.
Displays the
current setpoint
(SP).
In steps 2 and later, illustrations of the LCD are cited to explain the procedure.