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12 COMMON FUNCTIONS
CHAPTER 12 COMMON FUNCTIONS
This chapter details the common functions of the QD70.
12.1 Outline of common functions
"Common functions" are executed according to the user's requirements, regardless of
the control system, etc. These common functions are executed by GX Developer.
For details of GX Developer, refer to the GX Developer Operating Manual.
The following table shows the functions included in the "common functions".
Common function
Details
Means
External I/O signal logic
switching
This function changes the external I/O
signal logic according to the device
connected to the QD70.
Switch setting on the QCPU PLC parameter "I/O
assignment" screen using GX Developer
(Intelligent function module switches)
External I/O signal monitor
This function monitors the states of the
external I/O signals.
This function monitors the external I/O signal monitor
information in the module's detailed information
which can be displayed on the system monitor of GX
Developer.
12.2 External I/O signal switching function
This function switches the signal logic according to the equipment connected to the
QD70.
The following external I/O signals can be changed in logic.
I/O class
Signal name
Symbol
Remarks
Zero signal
PGO
Input
Near-point dog signal
DOG
Pulse output F
PULSE F
Pulse output R
PULSE R
Output
Deviation counter clear
CLEAR
of the symbol indicates
the axis No. (1 to 8).
The following will be described for the "external I/O signal logic switching function".
[1] Setting details
[2] Precautions for setting
[1] Setting details
Make switch setting (intelligent function module switches) of the "I/O assignment
screen" PLC parameter of the QCPU using GX Developer. For details of the
setting, refer to "Section 5.6 Switch setting for intelligent function module".
[2] Precautions for setting
(1) The values set are made valid after power-on or PLC CPU reset.
They cannot be changed during operation.
(2) If each signal logic is set erroneously, the operation may not be carried out
correctly.
Before setting, check the specifications of the equipment to be used.
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