Mitsubishi Electric QD70D4 User Manual page 24

1 PRODUCT OUTLINE
Communication
Control signal
Data (read/write)
Communication
Data
Operation monitor
Communication
Control signal
Pulse train
Mechanical system inputs (switches)
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QD70D Programmable controller CPU
The QD70D and programmable controller CPU communicate the following data via
the base unit.
Direction QD70D
Programmable controller CPU
Signal indication QD70D state.
• Module READY (Xn0)
• Axis error occurrence (Xn1)
• Axis warning occurrence (Xn2)
• BUSY (Xn8 to XnF)
• Start complete (X(n+1)0 to Xn(n+1)7)
• Positioning complete (X(n+1)8 to
X(n+1)F)
• Parameter
• OPR data
• JOG data
• Positioning data
• Control data
• Monitor data
QCPU Peripheral device (GX Configurator-PT)
The QCPU and peripheral device make the following communications. (Refer to
Chapter 6 for details.)
Direction
QCPU
• Monitor data (QD70D buffer
memory/XY devices)
QD70D Drive unit
The QD70D and drive unit communicate the following data via the external device
connection connector.
Direction
QD70D
Signals related to commands
• Deviation counter clear signal
(CLEAR)
• Pulse train output (PULSE F(+/-)/
PULSE R(+/-))
Mechanical system inputs (switches)
The input signals from the mechanical system inputs (switches) are entered into the
QD70D via the external device connection connector.
• Near-point dog signal (DOG)
• Speed-position switching signal (CHG)/Retry switch signal(RTRY)
Signal related to commands.
• Programmable controller READY (Yn0)
• Positioning start (Yn8 to YnF)
• Axis stop (Y(n+1)0 to Y(n+1)7)
• JOG start (Y(n+1)8 to Y(n+1)F)
• Parameter
• OPR data
• JOG data
• Positioning data
• Control data
Peripheral device
• Initial setting
–
• Auto refresh setting
Drive unit
Signal indicating OP
• Zero signal (PG0)
QD70D
MELSEC-Q
Programmable controller CPU
Peripheral device
–
Drive unit QD70D
–
QD70D
QCPU
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