26
Operation Keys
Name
Function
Level Key
The parameter items are divided into three display groups (Refer
to display levels 0 to 2 on the next page). Press this key to switch
from one group to another. The display levels automatically cycle
in the sequence 0 –> 1 –> 2 –> 0 when the key is held down for
approximately 2 seconds.
Display Key
Press this key to select the required parameter from the selected
display level 0 to 2 (Refer to table below).
The parameters cycle automatically when the key is held down.
Loop Key
Press this key for approximately two seconds to switch between
Loop 1 and Loop 2.
Up Key
Press this key to increment SV.
The SV increment continuously while the key is held down. The
SV display blinks when the value reaches its maximum limit.
Down Key
Press this key to decrement an SV.
The SV decreases continuously while the key is held down. The
SV display blinks when the value reaches its minimum limit.
3-4
Parameter Displays and Settings
3-4-1 Table of Parameters
Display
level
Parameter
Display
symbol
Write
Read
Loop
no.
Bank
no.
Data range
Default value
Page
0
Set point
---
Yes
Yes
Yes
Yes
SP lower limit to
SP upper limit
0
°
C
28
Bank number
bk
See
note 5
Yes
Yes
No
1 to 8
1
32
Alarm SV 1 (see
note 4)
al1
Yes
Yes
Yes
Yes
Alarm mode
TC 1, 4, 5:
0
°
to 9999
°
C
Other TCs:
–999
°
to 9999
°
C
0
°
C
29
Alarm SV 2 (see
note 4)
al2
Yes
Yes
Yes
Yes
999 to 9999 C
Pt 1, 4, 5:
0.0
°
to 999.9
°
C
Other Pts:
–99.9
°
to
999.9
°
C
0
°
C
Input shift value
in5
Yes
Yes
Yes
Yes
–99.9
°
to
999.9
°
C
0.0
°
C
31
Proportional band
(see note 1)
p
Yes
Yes
Yes
Yes
0.0
°
to 999.9
°
C
40.0
°
C
33
Integral (reset)
time (see note 1)
i
Yes
Yes
Yes
Yes
0 to 9999 s
240 s
Derivative (rate)
time (see note 1)
d
Yes
Yes
Yes
Yes
0 to 9999 s
40 s
1
SP lower limit
sll
Yes
Yes
Yes
No
Sensor measur-
ing range lower
limit to (SP upper
limit – 1 digit)
TC: –200
°
C
Pt: –99.9
°
C
28
SP upper limit
slh
Yes
Yes
Yes
No
(Sensor measur-
ing range lower
limit + 1 digit) to
SP upper limit
TC: 1,300
°
C
Pt: 450.0
°
C
28
Parameter Displays and Settings
Section 3-4
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