Details Of Input Signals (Qd75Mh Plc Cpu) - Mitsubishi Electric QD75MH1 User Manual

Type qd75mh positioning module
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3 SPECIFICATIONS AND FUNCTIONS
3.3.2 Details of input signals (QD75MH
Device
Signal name
No.
X0
QD75 READY
X1
Synchronization
flag
X4
Axis 1
M code ON OFF: M code is
X5
Axis 2
X6
Axis 3
X7
Axis 4
X8
Axis 1
Error
detection
X9
Axis 2
XA
Axis 3
XB
Axis 4
XC
Axis 1
BUSY
1
XD
Axis 2
XE
Axis 3
XF
Axis 4
X10
Axis 1
Start
complete
X11
Axis 2
X12
Axis 3
X13
Axis 4
X14
Axis 1
Positioning
complete
X15
Axis 2
X16
Axis 3
2
X17
Axis 4
The ON/OFF timing and conditions of the input signals are shown below.
ON: READY
• When the PLC READY signal [Y0] turns from OFF to ON, the parameter setting
OFF: Not READY/
range is checked. If no error is found, this signal turns ON.
Watch dog
• When the PLC READY signal [Y0] turns OFF, this signal turns OFF.
timer error
• When watch dog timer error occurs, this signal turns OFF.
• This signal is used for interlock in a PLC program, etc.
OFF: Module
• After the PLC is turned ON or the CPU module is reset, this signal turns ON if the
access
access from the CPU module to the QD75MH is possible.
disabled
• When "Asynchronous" is selected in the module synchronization setting of the CPU
ON: Module
module, this signal can be used as interlock for the access from a PLC program to
access
the QD75MH.
enabled
• In the WITH mode, this signal turns ON when the positioning data operation is
not set
started. In the AFTER mode, this signal turns ON when the positioning data
operation is completed.
ON: M code is
set
• This signal turns OFF with the "
• When M code is not designated (when"
OFF.
• With using continuous path control for the positioning operation, the positioning will
continue even when this signal does not turn OFF. However, a warning will occur.
(Warning code: 503)
• When the PLC READY signal [Y0] turns OFF, the M code ON signal will also turn
OFF.
• If operation is started while the M code is ON, an error will occur.
OFF: No error
• This signal turns ON when an error listed in Section 15.1 occurs, and turns OFF
when the error is reset on "
ON: Error
occurrence
OFF: Not BUSY
• This signal turns ON at the start of positioning, OPR or JOG operation. It turns OFF
ON: BUSY
when the "
remains ON during positioning.) This signal turns OFF when the positioning is
stopped with step operation.
• During manual pulse generator operation, this signal turns ON while the "
Manual pulse generator enable flag" is ON.
• This signal turns OFF at error completion or positioning stop.
OFF: Start
• This signal turns ON when the positioning start signal turns ON and the QD75MH
incomplete
starts the positioning process.
ON: Start
(The start complete signal also turns ON during OPR control.)
complete
Positioning start signal [Y10]
Start complete signal [X10]
OFF: Positioning
• This signal turns ON for the time set in "
incomplete
time" from the instant when the positioning control for each positioning data No. is
ON: Positioning
completed.
complete
(It does not turn ON when "
• If positioning (including OPR), JOG/Inching operation, or manual pulse generator
operation is started while this signal is ON, the signal will turn OFF.
• This signal will not turn ON when speed control or positioning is canceled midway.
PLC CPU)
PLC READY signal [Y0]
OFF
QD75 READY signal [X0] OFF
Cd.7
Axis error rest".
Cd.5
Da.9
Dwell time" has passed after positioning stops. (This signal
Pr.40
3 - 15
Details
ON
ON
M code OFF request".
Da.10
M code" is "0"), this signal will remain
ON
OFF
ON
OFF
Pr.40
Positioning complete signal output
Positioning complete signal output time" is "0".)
MELSEC-Q
Cd.21

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