Omron E5CN User Manual page 29

Initial Setup Examples
Typical example 2
Input type: 4 T thermocouple -200 to 400°C
Control method: PID control
Calculate PID constants by AT (auto-tuning)
execution.
Alarm type: 2 upper limit
Alarm value 1: 30°C (deviation)
Set point: 150°C
Setup procedure
Power ON
Initial setting level
Set input
specifications
Set control
specifications
Set alarm type
During AT execution
Adjustment level
AT execution
(when PID con-
During AT execution
trol is selected)
Operation level
Set alarm values
Start operation
Operation level
Initial setting level
Press
to select input
type.
Press
to set PID control.
Press
to set ST to OFF.
Check the
control period.
Check alarm
type.
Operation level
PV/SP
Press
After AT execution
to set point to
"150°C".
Adjustment level
Execute AT
While AT is being
executed, SP will flash
(auto-tuning).
After AT execution
Operation level
Make sure
that set point
is "150°C".
Make sure that
control is
running.
Press
to set alarm value
to "30°C".
Section 3-1
Power ON
25
Process value/
set point
0
Press key for at
least three seconds.
Control stops.
in-t
keys
Input type 4
4
In ON/OFF
cntl
keys
control
pid
In PID control
st
keys
To execute ST
To cancel ST
off
cp
Control period
(heat) (unit:
20
seconds) 20
alt1
Alarm 1 type 2
2
Press key for at
least one second.
keys
25
Process value/
set point 150
150
Press key for
less than 1 second.
at
To execute AT
To cancel AT
on
Press key for
less than 1 second.
25
Process value/
150
set point 150
r-5
During run
During stop
run
al-1
keys
Alarm value 1 30
30
Start program execution
onoff
pid
on
off
on
off
run
stop
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