Справочник Пользователя для Mitsubishi Electronics QD75D
3 - 14
MELSEC-Q
3 SPECIFICATIONS AND FUNCTIONS
3.3 Specifications of input/output signals with PLC CPU
3.3.1 List of input/output signals with PLC CPU
The QD75 uses 32 input points and 32 output points for exchanging data with the PLC
CPU.
The input/output signals when the QD75 is mounted in slot No. 0 of the main base unit
are shown below.
Device X refers to the signals input from the QD75 to the PLC CPU, and device Y
refers to the signals output from the PLC CPU to the QD75.
Signal direction: QD75
PLC CPU
Signal direction: PLC CPU
QD75
Device No.
Signal name
Device No.
Signal name
X0
QD75 READY
Y0
PLC READY
X1
Synchronization flag
Y1
X2
Y2
X3
Use prohibited
Y3
Use prohibited
X4
Axis 1
Y4
Axis 1
X5
Axis 2
Y5
Axis 2
X6
Axis 3
Y6
Axis 3
X7
Axis 4
M code ON
Y7
Axis 4
Axis stop
X8
Axis 1
Y8
Axis 1
Forward run JOG start
X9
Axis 2
Y9
Axis 1
Reverse run JOG start
XA
Axis 3
YA
Axis 2
Forward run JOG start
XB
Axis 4
Error detection
YB
Axis 2
Reverse run JOG start
XC
Axis 1
YC
Axis 3
Forward run JOG start
XD
Axis 2
YD
Axis 3
Reverse run JOG start
XE
Axis 3
YE
Axis 4
Forward run JOG start
XF
Axis 4
BUSY
YF
Axis 4
Reverse run JOG start
X10
Axis 1
Y10
Axis 1
X11
Axis 2
Y11
Axis 2
X12
Axis 3
Y12
Axis 3
X13
Axis 4
Start complete
Y13
Axis 4
Positioning start
X14
Axis 1
Y14
Axis 1
X15
Axis 2
Y15
Axis 2
X16
Axis 3
Y16
Axis 3
X17
Axis 4
Positioning complete
Y17
Axis 4
Execution prohibition flag
X18
Y18
X19
Y19
X1A
Y1A
X1B
Y1B
X1C
Y1C
X1D
Y1D
X1E
Y1E
X1F
Use prohibited
Y1F
Use prohibited
Important
[Y1 to Y3], [Y18 to Y1F], [X2, X3], and [X18 to X1F] are used by the system, and cannot be
used by the user.
If these devices are used, the operation of the QD75 will not be guaranteed.