YOKOGAWA UT55A User Manual

18-11
IM 05P01C31-01EN
Parameters
18
PV-relatedSettingMenu(Menu:PVS)
Parameter
symbol
Name
Display
level
Setting range Initialvalue
BS PVinputbias EASY
-100.
0to100.0%ofPVinputrange
span (EUS)
0.0%ofPV
input range
span
FL PVinputlter EASY OFF, 1 to 120 s OFF
In Cascade control, the following parameters are also displayed for secondary loop. (the LP2 lamp
is lit)
Parameter: BS, FL
PIDSettingMenu(Menu:PID)
Parameter
symbol
Name
Display
level
Setting range Initialvalue
P
Proportional band
Heating-side
proportional band
(in Heating/cooling
control)
EASY
0.0to999.9%
When
0.0%isset,itoperatesas
0.1%.
Heating-side ON/OFF control
applieswhen0.0%inHeating/
cooling control
5.0%
I
Integral time
Heating-side
integral time (in
Heating/cooling
control)
EASY
OFF: Disable
1 to 6000 s
240 s
D
Derivative time
Heating-side
derivative time (in
Heating/cooling
control)
EASY
OFF: Disable
1 to 6000 s
60 s
OH
Control output high
limit
Heating-side control
output high limit
(in Heating/cooling
control)
EASY
-4.9
to105.0%,(OL<OH)
In Heating/cooling control: 0.1 to
105.0%(OL<OH)
100.0%
OL
Control output low
limit
Heating-side control
output low limit (in
Heating/cooling
control)
EASY
-5.0to104.9%,
(OL<OH),SD:
Tight shut
In Heating/cooling control: 0.0 to
104.9%(OL<OH)
0.0%
MR Manual reset EASY
Enabled when integral time is OFF.
The manual reset value equals the
outputvaluewhen
PV=SP.
-5.0to105.0%
50.0%
HYS
Hysteresis
(in ON/OFF
control, Position
proportional control,
or Two-position two-
level control)
Heating-side
ON/OFF control
hysteresis (in
Heating/cooling
control)
EASY
In ON/OFF control or Two-position
two-levelcontrol:0.0
to100.0%of
PVinputrangespan(EUS)
In Heating/cooling control or
Position proportional control: 0.0 to
100.0%
In ON/OFF
control or Two-
position two-
level control:
0.5%ofPV
input range
span
In Heating/
cooling control
or Position
proportional
control:0.5%
In Cascade control, the following parameters are also displayed for secondary loop. (the LP2 lamp
is lit)
• Parameter: P, I, D, OH, OL, MR, HYS
18.2ListofParameters

YOKOGAWA UT55A Specifications

General

Brand	YOKOGAWA
Model	UT55A
Category	Temperature Controller
Language	English