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Appendix 1 Details of Remote I/O Signals
Appendix 1.2 Remote output signals
(3) CH Difference conversion trigger
This signal is used as a trigger to start and stop the difference conversion.
For details on the difference conversion function, refer to the following:
• Difference Conversion Function ( Page 122, Section 8.14)
(a) Starting/Stopping the difference conversion
• Changing CH Difference conversion trigger (RY14 to RY17, RY24 to RY27) from No request (OFF) to
Trigger request (ON) initiates difference conversion.
• Changing CH Difference conversion trigger (RY14 to RY17, RY24 to RY27) from Trigger request (ON) to
No request (OFF) stops the difference conversion.
(b) Device number
The device numbers of this output signal are as follows:
(4) Trigger conversion request
In trigger conversion mode, turning on Trigger conversion request (RY19, RY29) from off allows A/D conversion
to be performed only once in all the channels that are set to enable A/D conversion using the trigger conversion
function.
For the timing "OFF→ON→OFF", refer to the following:
• Trigger conversion completed flag ( Page 194, Appendix 1.1 (8))
For the trigger conversion function, refer to the following:
• Trigger Conversion Function ( Page 127, Section 8.15)
(a) Device number
The device numbers of this output signal are as follows:
Difference conversion trigger Setting value
No request OFF
Trigger request ON
Signal name
Main A/D converter module Extension A/D converter module
CH1 CH2 CH3 CH4 CH1 CH2 CH3 CH4
CH Difference conversion trigger RY14 RY15 RY16 RY17 RY24 RY25 RY26 RY27
Signal name Main A/D converter module Extension A/D converter module
Trigger conversion request RY19 RY29
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