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MELSEC-Q
3 SPECIFICATIONS
POINT
For the channel where the value outside the above setting range has been written,
operation is performed by sampling processing.
3.4.6 A/D conversion completed flag (buffer memory address 10: Un\G10)
(1) When A/D conversion for the channels enabled for conversion is complete, the
A/D conversion completed flag is set to 1.
The A/D conversion completed flag (XE) is set to ON when the conversion for all
A/D conversion enabled channels is complete.
(2) When the operating condition setting request (Y9) is set to ON, the flag returns
to the default setting of 0 and changes to 1 when A/D conversion is complete.
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
CH4 CH3 CH2 CH1
000000000000
For Q64AD-GH, information of b4 to b15 is fixed at 0.
For Q62AD-DGH, information of b2 to b15 is fixed at 0.
1 : A/D conversion completed
0 : A/D conversion in
pro
ress or not used
[Setting example of Q64AD-GH]
When all conversions of channels 1 and 2 enabled for A/D conversion are
completed, 0003
H (3) is stored into the buffer memory address 10 (Un\G10).
b15
CH4 CH3 CH2 CH1
300
0003H (3)0000000000000011
b14b13b12b11b10b9b8b7b6b5b4b3b2b1b0
0
[Setting example of Q62AD-DGH]
When conversion of channel 2 enabled for A/D conversion is completed, 0002
H
(2) is stored into the buffer memory address 10 (Un\G10).
b15
CH2 CH1
200
0002
H
(2)0000000000000010
b14b13b12b11b10b9b8b7b6b5b4b3b2b1b0
0
(3) While Operating condition setting request (Y9) is ON, 0 is stored into A/D
conversion completed flag on all the channels.
(4) For the read-out of digital output values, configure this area or A/D conversion
completed flag to act as an interlock.
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