Omron E5 J Series Manual page 12

Fuzzy self-tuning temperature controller with advanced pid (2 pid) contr
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E5jJ
E5AJ/E5BJ/E5EJ
PV
o
O
N
1 2
3
4
SV
Output value
(Output value display)
Press a
ON/OFF
control
PV
hys
SV
(Hysteresis
1.0
setting)
Press a
sp 0
sP 1
PV
ct
(See note)
SV
(Heater current
Current value
value display)
Press a
PV
hb
(See note)
SV
(Heater burnout
0.0
alarm value setting)
Press a
Note: Nothing is displayed in current output model.
O
PID control
N
1 2
3
4
PV
cp
(see note)
SV
20
(Control period setting)
Press a
(Models with event input)
PV
SV
0
(Set point 0 setting SP0)
Press a
PV
SV
0
(Set point 1 setting SP1)
Press a
If control output is
current output.
Without heater
burnout alarm
If the control mode is set to
2-PID
O
PV
N
1 2
3
4
p
SV
8.0
(Proportional band setting)
Press a
PV
i
SV
233
(Integral time setting)
Press a
PV
d
SV
40
(Derivative time setting)
Press a
When I = 0
PV
ofr
SV
(Manual reset
50.0
value setting)
Press a
Output Value Display: o
Displayed range 0.0% to 100.0%
Control Period: cp
The control period can be set with the Down and Up Keys within a
range of 1 to 99 s. The control period is factory-set to 20 s.
In the case of 2-PID, the relay output or voltage output repeats turn-
ing ON and OFF, the cycle of which is called a control period. The
duration that the output is ON is in proportion to the output value.
The shorter the control period is, the smoother the control operation
will be. If the control period is, however, too short, the life of the relay
will be shortened. Therefore the control period should be 20 s mini-
mum in the case of relay output.
Output Value: 50.0%
ON
OFF
Control period:
10 seconds
Hysteresis: hys
The hysteresis value for the ON/OFF control can be set in a range
from 0.0° to 999.9°C/°F while "hys " is displayed on the PV display
using the Up and Down Keys. The value is factory-set to 1.0°C/°F.
However, the E5jJ-F (Fahrenheit Model) is factory-set to 1.8 °F.
ON
Reverse operation
(heating control)
OFF
Low temperature
ON
Normal operation
(cooling control)
OFF
Low temperature
Set Point 0 Setting (°C or °F): sp 0
Use the Down and Up Keys to set the set point 0. It is possible to set
the value regardless of whether the set value presently selected is
on SP0 or SP1.
E5jJ
ON
OFF
Control period:
20 seconds
Hysteresis
set point
High temperature
Hysteresis
set point
High temperature

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