User`s manual

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MELSEC-Q
3 SPECIFICATIONS
Device No. Signal name Description
XC
Set value change
completed flag
(1) This is used as an interlock condition for setting the set value change request (YC)
to ON/OFF when adjusting the offset/gain settings.
(2) See Section 4.6 regarding the offset and gain settings.
Performed by the Q62DA-FG
Performed by the sequence program
Set value change request (YC)
Set value change completed
flag (XC)
XD
Disconnection
detection signal
(1) This turns ON if disconnection is detected on any one channel at 4 to 20mA or user
range setting 1.
(2) Turning ON the disconnection detection clear request (YD) or operating condition
setting request (Y9) turns OFF the disconnection detection signal (XD).
Disconnection detection
clear re
q
uest
(
YD
)
Performed by the Q62DA-FG
Performed by the sequence program
Disconnection detection
signal (XD)
XE
Warning output
signal
(1) This turns ON if the digital input value on any of the channels enabled for D/A
conversion rises to or above the warning output upper limit value or falls below the
warning output lower limit value.
(2) Turning ON the warning output clear request (YE) or operating condition setting
request (Y9) turns OFF the warning output signal (XE).
Warning output signal (XE)
Warning output clear
request(YE)
Performed by the Q62DA-FG
Performed by the sequence program
XF Error flag
(1) The error flag turns ON when a write error occurs.
(2) To turn the error flag (XF) OFF, remove the cause of the error and set the error
clear request (YF) to ON.
The error code (buffer memory address 19: Un\G19) changes to 0 and the ERR.
LED turns off.
Performed by the Q62DA-FG
Performed by the sequence program
Error flag (XF)
Error clear request (YF)
Error code is read during this interval.