YOKOGAWA UT55A User Manual

18-13
IM 05P01C31-01EN
Parameters
18
TuningMenu(Menu:TUNE)
Parameter
symbol
Name
Display
level
Setting range Initialvalue
SC Super function EASY
OFF: Disable
1: Overshoot suppressing function
(normal mode)
2: Hunting suppressing function
(stable mode)
Enables to answer the wider
characteristic changes
compared with response mode.
3: Hunting suppressing function
(response mode)
Enables quick follow-up and
shortconvergingtime
ofPVfor
the changed SP.
4: Overshoot suppressing function
(strong suppressing mode)
OFF
AT.TY Auto-tuning type STD
0: Normal
1: Stability
0
AT.OH
Output high limit in
auto-tuning
PRO
-5.0
to105.0%
(Disabledin
Heating/cooling control)
100.0%
AT.OL
Output low limit in
auto-tuning
PRO 0.0%
AT.BS
SP bias in auto-
tuning
PRO
-
100.
0to100.0%ofPVinputrange
span (EUS)
0.0%ofPV
input range
span
STM
Sample PI sampled
time
EASY 0 to 9999 s 60 s
SWD
Sample PI control
time span
EASY 0 to 9999 s 30 s
GW
Non-linear control
gap width
PRO
OFF
,0.0%+1digit
to50.0%ofPV
input range span (EUS)
OFF
GG
Non-linear control
gain
PRO 0.001 to 1.000 1.000
BD
Batch PID deviation
setpoint
PRO
0.0
to100.0%
ofPVinputrange
span (EUS)
0.0%ofPV
input range
span
BB Batch PID bias PRO 0.0to100.0% 0.0%
BL
Batch PID lock-up
width
PRO
0.0
to100.0%
ofPVinputrange
span (EUS)
0.0%ofPV
input range
span
FLG
Feedforwardrst-
order lag time
constant
PRO OFF, 1 to 120 s OFF
FGN Feedforward gain PRO -9.999 to 9.999 1.000
FBI
Feedforward input
bias
PRO -100.0to100.0% 0.0%
FBO
Feedforward output
bias
PRO -999.9
to999.9% 0.0%
AR
Anti-reset windup
(excess integration
prevention)
STD AUT
O,50.0
to200.0% AUTO
OPR
Output velocity
limiter
STD
OFF: Disable
0.1to100.0%/s
OFF
OLMT
Output limiter
switch
PRO
OFF:
Disable output limiter in MAN
mode
ON: Enable output limiter in MAN
mode
ON
In Cascade control, the following parameters are also displayed for secondary loop. (the LP2 lamp
is lit)
• Parameter: SC, AT.TY, AT.OH, AT.OL, AT.BS, GW, GG, AR, OPR, OLMT
18.2ListofParameters

YOKOGAWA UT55A Specifications

General

Brand	YOKOGAWA
Model	UT55A
Category	Temperature Controller
Language	English