User`s manual

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MELSEC-Q
3 SPECIFICATIONS AND FUNCTIONS
3.3 Specifications of input/output signal with PLC CPU
3.3.1 List of input/output signals with PLC CPU
The QD70 uses 32 input points and 32 output points for exchanging data with the PLC
CPU.
The input/output signals when the QD70 is mounted in slot No. 0 of the main base unit
are shown below.
Device X refers to the signals input from the QD70 to the PLC CPU, and device Y
refers to the signals output from the PLC CPU to the QD70.
Signal direction: QD70 PLC CPU Signal direction: PLC CPU QD70
Device No. Signal name Device No. Signal name
X0 Module READY Y0 PLC READY
X1 Axis error occurrence Y1
X2 Axis warning occurrence Y2
X3 Y3
X4 Y4
X5 Y5
X6 Y6
X7
Use prohibited
Y7
Use prohibited
X8 Axis 1 Y8 Axis 1
X9 Axis 2 Y9 Axis 2
XA Axis 3 YA Axis 3
XB Axis 4 YB Axis 4
XC Axis 5 YC Axis 5
XD Axis 6 YD Axis 6
XE Axis 7 YE Axis 7
XF Axis 8
BUSY
YF Axis 8
Positioning start
X10 Axis 1 Y10 Axis 1
X11 Axis 2 Y11 Axis 2
X12 Axis 3 Y12 Axis 3
X13 Axis 4 Y13 Axis 4
X14 Axis 5 Y14 Axis 5
X15 Axis 6 Y15 Axis 6
X16 Axis 7 Y16 Axis 7
X17 Axis 8
Start complete
Y17 Axis 8
Axis stop
X18 Axis 1 Y18 Axis 1
X19 Axis 2 Y19 Axis 2
X1A Axis 3 Y1A Axis 3
X1B Axis 4 Y1B Axis 4
X1C Axis 5 Y1C Axis 5
X1D Axis 6 Y1D Axis 6
X1E Axis 7 Y1E Axis 7
X1F Axis 8
Positioning complete
Y1F Axis 8
JOG start
Important
[Y1 to Y7], and [X3 to X7] are used by the system, and cannot be used by the user.
If these devices are used, the operation of the QD70 will not be guaranteed.