Chapter 5: I/O Signal To Cpu Module 5-1; List Of I/O Signals - Mitsubishi Electric Melsec Q Series User Manual

5 I/O signals to CPU module
Chapter 5: I/O signals to CPU module

5.1 List of I/O signals

I/O signals of QE81WH are listed in Table 5.1-1
Input signal (signal direction from QE81WH to CPU
Device #
Xn0
Xn1
Xn2
Xn3
Xn4
Xn5
Xn6
Xn7
Xn8
Xn9
XnA
XnB
XnC
XnD
XnE
XnF
Table 5.1-1 List of I/O signals
module)
Signal name
Module ready
Periodic electric energy 1 data
completion flag
Periodic electric energy 2 data
completion flag
Periodic electric energy 1 reset
completion flag
Periodic electric energy 2 reset
completion flag
Use prohibited *1
Use prohibited
*1
Use prohibited *1
Data acquisition clock
Operating condition setting
completion flag
Alarm 1 flag
Alarm 2 flag
Integrated value set completion flag
Max./min. values clear completion flag
Use prohibited *1
Error flag
Point
*1 These signals cannot be used by the user since they are for system use
only. If these are set to on or off by the sequence program, the performance
of the QE81WH cannot be guaranteed.
Output signal (signal direction from CPU module to
Device #
Yn0
Yn1
Yn2
Yn3
Yn4
Yn5
Yn6
Yn7
Yn8
Yn9
YnA
YnB
YnC
YnD
YnE
YnF
5 - 1
QE81WH)
Signal name
Use prohibited
*1
Periodic electric energy 1 measurement
flag
Periodic electric energy 2 measurement
flag
Periodic electric energy 1 reset request
Periodic electric energy 2 reset request
Use prohibited *1
Use prohibited
*1
Use prohibited *1
Use prohibited *1
Operating condition setting request
Alarm 1 reset request
Alarm 2 reset request
Integrated value set request
Max./min. values clear request
Use prohibited *1
Error clear request
QE81WH