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Parameter Displays and Settings
Display
Parameter
level
1
Decimal point
position
Scaling lower limit
Scaling upper lim-
it
Digital filter
Control period
(see note 1)
Hysteresis (see
note 2)
Alarm hysteresis
(see note 4)
2
Control output
variable monitor
Auto-tuning start/
stop (see note 1)
Copy bank
Input-type monitor
Alarm 1 mode
Alarm 2 mode
3-4-2 How to Display and Set Parameter Data
Basic Operation
Display
Write
Read
symbol
Yes
Yes
dp
Yes
Yes
inl
Yes
Yes
inh
Yes
Yes
df
Yes
Yes
cp
Yes
Yes
hys
Yes
Yes
hysa
No
Yes
o
Yes
Yes
at
Yes
Yes
bcpy
No
Yes
in-t
Yes
Yes
alt1
alt2
Yes: Possible.
No:
Not possible or not required.
Note
1. Only when advanced PID control is selected. (Switch 203-1 = OFF)
2. Only when ON/OFF control is selected. (Switch 203-1 = ON)
3. The decimal point position is set by the "decimal point position" parameter.
4. Does not apply when Alarm Mode = 0.
5. Writing is not possible during operation (i.e., when RUN is ON).
6. Only when the output relay "MAN" bit = 1.
When not specifically explained, use the keys as described below.
Changing the Display Level
When the Level Key is pressed, the leading parameter for each level is dis-
played.
Changing Parameters
When the Display Key is pressed, the parameters are displayed in order. There
may be skips depending on the model and DIP switch settings.
Changing the SV
Pressing the Up Key or the Down Key changes the SV. The SV is retrieved auto-
matically.
Changing the Loop
The loop is changed each time the Loop Key is pressed. It can be confirmed by
means of the LOOP 2 indicator.
Loop
Bank
Data range
no.
no.
Yes
No
0 to 3
Yes
No
-999 to (scaling
upper limit – 1
digit)
Yes
No
(Scaling lower
limit + 1) to 9999
Yes
No
0 to 100 s
Yes
No
1 to 99 s
Yes
Yes
0.0 to 100.0% FS 0.2% FS
Yes
No
0.0 to 100.0% FS 0.1% FS
Yes
No
0.0 to 100.0%
Yes
No
---
Yes
No
---
No
No
0 to 9
Yes
No
0 to 9
Section 3-4
Default value
Page
1
28
0
28
1000
28
0 s
28
20 s
29
29
29
0.0%
30
---
30
---
30
Setting for
31
SW202
2
31
25
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