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