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Chapter 3 Specifications and Functions
(2) QD77MS16
Device No. Signal name Details
Y0 PLC READY OFF:
PLC READY OFF
ON:
PLC READY ON
(a) This signal notifies the Simple Motion module that the PLC CPU
is normal.
• It is turned ON/OFF with the sequence program.
• This signal is turned ON during positioning control, OPR
control, JOG operation, inching operation, manual pulse
generator operation and speed-torque control ,etc. unless the
system is in the GX Works2 test function.
(b) When the data (parameter etc.) are changed, the PLC READY
signal is turned OFF depending on the parameter (Refer to
Chapter 7.).
(c) The following processes are carried out when this signal turns
from OFF to ON.
• The parameter setting range is checked.
• The READY signal [X0] turns ON.
(d) The following processes are carried out when this signal turns
from ON to OFF.
In these cases, the OFF time should be set to 100ms or more.
• The READY signal [X0] turns OFF.
• The operating axis stops.
• The M code ON signal ([Md.31] Status: b12) for each axis turns
OFF, and "0" is stored in "[Md.25] Valid M code".
(e) When parameters or positioning data (No. 1 to 600) are written
from the GX Works2 or PLC CPU to the flash ROM, this signal
will turn OFF.
Y1 All axis servo ON OFF:
Servo OFF
ON:
Servo ON
• The servo for all the servo amplifiers connected to the Simple
Motion module is turned ON or OFF.
Y10
Y11
Y12
Y13
Y14
Y15
Y16
Y17
Y18
Y19
Y1A
Y1B
Y1C
Y1D
Y1E
Y1F
Axis 1
Axis 2
Axis 3
Axis 4
Axis 5
Axis 6
Axis 7
Axis 8
Axis 9
Axis 10
Axis 11
Axis 12
Axis 13
Axis 14
Axis 15
Axis 16
Positioning start OFF:
Positioning start not
requested
ON:
Positioning start
requested
• OPR operation or positioning operation is started.
• The positioning start signal is valid at the rising edge, and the
operation is started.
• When this signal turns ON during BUSY, the warning "Start during
operation" (warning code: 100) will occur.