Omron E5CZ User Manual page 56

Initial Setting Examples
Example 2
Input type: 9 (T thermocouple,
200 C to 400 C)
Control method: PID control
PID constants found using
auto-tuning (AT).
Alarm type: 2 upper limit
Alarm value 1: 30 C
Set point: 150 C
Setup Procedure
Power ON
Initial Setting
Level
Set input
specifications
Set control
specifications
Set alarm type
Adjustment
Level
AT execution
(When PID
control is
selected)
Operation
Level
Set alarm value
Start operation
Operation Level
Initial Setting
Level
Use the U and
D keys to
select the input
type.
Use the U and
D keys to select
PID control.
Use the U and
D keys to set ST
to OFF.
Check the
control period.
Check the
alarm type.
PV/SP
after AT is
Operation Level
25
C
Use the U and
D keys to set
150
the SP to 150 C.
26
C
150
Adjustment
The set point
Level
flashes during
auto-tuning (AT) Execute AT.
execution.
After AT is
stopped
at
off Operation Level
During AT
execution Confirm that
the set point
at
on
Confirm that
control is
running.
Use the U and
D keys to set
the alarm value
to 30 C.
Power ON
25
C
PV/SP
0
Press the O key for
at least 3 s.
Control stops.
in-t
Input type: 9
9
M
cntl
onof For PID, set pid.
ON/OFF
pid
pid
PID
M
on
st
When ON, self-tuning
To execute
ST: operates.
off
off
To cancel
ST:
M
cp
Control period It is recommended that 20 seconds
20
(heating)
be set for a relay output and 2
20
(Unit: Seconds)
seconds for an SSR voltage output.
M
alt1
2
Alarm 1 type:
2
M
Press the O key for
at least 1 s.
Control starts.
25
C
150
PV/SP:
150
Press the O key
(for less than 1 s).
on
at
To execute
To execute AT (auto-tuning), select
AT:
on: (AT execute), and to cancel AT,
off
off
To cancel
select off: (AT cancel).
AT:
Press the O key
(for less than 1 s).
25
C
PV/SP
150
M
r-s
run
Running
stop
run
Stopped
M
al-1
C
30
Alarm
30
value 1
M
Start operation.
Section 3-1
33