User`s manual

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MELSEC-Q
4 SETUP AND PROCEDURES BEFORE OPERATION
4.6 Offset/Gain Settings
When the user range setting is used, perform the offset and gain settings according to
the following procedure.
When the industrial shipment setting is used, offset/gain setting is not necessary.
If the utility package is installed, perform the offset/gain settings according to the
procedure described in Section 5.6.2.
(1) Offset/gain setting procedure
Start
Set the gain setting
channel in buffer memory
address 23 (Un\G23).
Set buffer memory address
23 (Un\G23) to 0.
Turn the channel change
request signal (YB) ON.
Verify that the channel
change completed flag
(XB) turns ON.
Adjust other
channels?
YES
NO
Set the user range writing
request (YA) to ON, and
then register the offset/
gain settings in the
Q62DA-FG.
Error occurred?
YES
NO
3)
1)
2)
Adjust gain?
NO
YES
3)
Turn the set value change
request signal (Y0C) ON.
Verify that set value change
completed flag (XC) turns
ON after the analog output
value is changed, and then
turn the set value change
request signal (YC) OFF.
NO
YES
Desired analog
output value?
End
Set the offset setting
channel in buffer memory
address 22 (Un\G22).
Set buffer memory address
23 (Un\G23) to 0.
Turn the channel change
request signal (YB) to OFF.
Channel change completed
flag (XB) turns OFF.
Write the adjustment amount
for the analog output value in
buffer memory address 24
(Un\G24).
1)
Turn the channel change
request (YB) to ON.
Verify that the channel
change completed flag
(XB) is ON.
Switch to the offset/gain
setting mode.
1
Switch to the normal
setting mode.
1
2)
Verify that the mode is set
to offset/gain setting and
the RUN LED is flashing.
Make offset/gain range
setting at buffer memory
address 25 (Un\G25).