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4. SETTING AND PROCEDURE BEFORE OPERATION
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4.4.2
Error compensation procedure
The following shows the flow of error compensation.
Start
Set the mode switch to 9 for test mode.
After two seconds, confirm that the RUN LED is
turned off.
RUN
Turns off
8
after 2
7
seconds
B
Select the channel to compensate using the mode
switch.
MODE
Turn the knob
0 1
9
to the channel
8
2
to be set.
7
3
6
4
5
Input a value to be the offset value.
AJ65BT-68TD
Set the offset/gain setting switch at OFFSET.
OFFSET
RUN
Flickers at
0.5 second
intervals
Adjust the detected temperature value to the offset
value using the UP/DOWN switch.
AJ65BT-68TD
-497
The offset value is memorized by switching the
offset/gain setting switch to SET.
OFFSET
RUN
Off
A
POINT
Once an offset value or gain value is set in the test mode, the set value cannot be confirmed (the
set value is retained in the internal memory.)
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MODE
0 1
9
2
3
6
4
5
-50 [°C]
SET
GAIN
NO
B
UP
500
DOWN
SET
GAIN
4-7
A
Input a value to be the gain value.
AJ65BT-68TD
Set the offset/gain setting switch at GAIN.
OFFSET
RUN
Flickers at
0.5 second
intervals
GAIN
Adjust the detected temperature value to the gain
value using the UP/DOWN switch.
AJ65BT-68TD
797
The gain value is memorized by switching the offset/gain
setting switch to SET.
OFFSET
RUN
Off
GAIN
Is compensation completed
for the channel used?
YES
Set the mode switch to 0 and return to the normal
mode.
RUN
MODE
9
Turns on
8
after 2
7
seconds
6
End
MELSEC-A
80 [°C]
SET
UP
800
DOWN
SET
0 1
2
3
4
5
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