Mitsubishi Electric MELSEC iQ-R Series User Manual page 169

High speed digital-analog converter module
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CH1 Digital value
High speed
Set the digital value in 16-bit signed binary for the D/A conversion from the CPU module.
Output range
4 to 20mA
0 to 20mA
1 to 5V
0 to 5V
-10 to 10V
User range setting (voltage)
User range setting (current)
*1 The available setting range and practical range of when the scaling function is enabled differ depending on the setting of the scaling
upper limit value and scaling lower limit value.
When a value out of the available setting range is written, the D/A conversion is performed with the upper or lower limit value
of the available setting range.
A check code is stored in 'CH1 Set value check code' (Un\G400) and a digital value setting range error (error code: 191H) is
stored in 'Latest error code' (Un\G0).
■Buffer memory address
The following shows the buffer memory address of this area.
Buffer memory name
CH Digital value
■Default value
The default value is 0 for all channels.
CH1 Wave output start/stop request
Wave
This area is for requesting the start, stop, and pause of the wave output in the wave output mode.
Request
Wave output stop request
Wave output start request
Wave output pause request
While 'Step action wave output request' (Un\G188) is ON (1), changes of the setting value are ignored.
When 'Step action wave output request' (Un\G188) is set from ON (1) to OFF (0), the wave output status changes to During
wave output stop, and Wave output stop request (0) is set in this area.
In the channel where a value out of the setting range is set, a wave output start/stop request setting range error (error code:
1D0H) occurs, and 'Error flag' (XF) turns on. The operation of the wave output before the change continues.
■Buffer memory address
The following shows the buffer memory address of this area.
Buffer memory name
CH Wave output start/stop request
■Default value
The default value is Wave output stop request (0) for all channels.
Normal
When the scaling function is disabled
Setting range (practical range)
-768 to 32767
(practical range: 0 to 32000)
-32768 to 32767
(practical range: -32000 to 32000)
CH1
460
CH1
462
When the scaling function is enabled
Setting range
-32000 to 32000
CH2
CH3
660
860
Setting value
0
1
2
CH2
CH3
662
862
Appendix 3 Buffer Memory Areas
*1
CH4
1060
A
CH4
1062
APPX
167

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