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3.3 I/O Signals for the Programmable Controller CPU
3.3.2 Details of I/O signals
3
(2) Output signals
Device No.
Signal name
Description
Y1 to Y6
CH Output
enable/disable flag
(1) Specify whether to output the D/A converted value or output the offset value for each channel.
on: D/A converted value
off: Offset value
(2) The D/A conversion speed is 6ms X the number conversion-enabled channels regardless of
whether the output enable/disable flag is on or off.
Y9
Operating condition
setting request
(1) Turn on this signal when changing any of the following settings and making the setting valid.
D/A conversion enable/disable setting (Un\G0)
Rate control enable/disable setting (Un\G46)
Warning output setting (Un\G47)
Scaling enable/disable setting (Un\G53)
CH Scaling upper/lower limit value (Un\G54 to Un\G65)
CH Increase/decrease digital limit value (Un\G70 to Un\G81)
CH Warning output upper/lower limit value (Un\G86 to Un\G97)
(2) Refer to the X9 column for the on/off timing.
YA
User range writing
request
[In offset/gain setting mode]
(1) Turn on this signal when the values for the adjusted offset/gain settings are registered in the
Q66DA-G.
(2) Refer to the XA column for the on/off timing.
Refer to Section 4.6 for offset/gain settings.
[In normal mode]
(1) Turn on this signal when restoring the user range.
(2) Refer to the XA column for the on/off timing.
Refer to Chapter 7 for the user range restoration.
YB
Channel change
request
(1) Turn on this signal when specifying the user range and channel to perform Offset/gain setting.
(2) Refer to the XB column for the on/off timing.
YC
Set value change
request
(1) Turn on/off this signal when increasing or decreasing the analog output value during adjust-
ment of the offset/gain settings.
(2) The analog output is incremented or decremented depending on the value set to Offset/gain
adjustment value specification (Un\G24).
YE
Warning output clear
request
(1) Turn on this signal when clearing the warning output.
(2) Refer to the XE column for the on/off timing.
YF
Error clear request
(1) Turn on this signal when clearing a write error.
(2) Refer to the XF column for the on/off timing.
Содержание Q66DA-G
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