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5-16
Chapter
5
PARALLEL I/O INTERF
ACE
1.9
Dedicated I/O signal timing charts
1.9.1 Turning the power on
■
Turning the power on (while emergency stop input is on)
Approx. 3 sec.
Control power
DI00
(in SAFETY
connector)
Emergency stop
ready signal
DO00
Emergency stop
contact monitor
MPRDY
(in SAFETY
connector)
Main power ON
ready
Main power
DO01
CPU OK
DO02
Servo-on state
DO03
Alarm
• MPRDY (Main power ON ready) turns on after the control power supply turns on.
Then turn on the main power to the external device.
• After DO01 (CPU OK) turns on, the robot servo turns on and then DO02 (Servo-on
state) turns on. However, if serial IO setting or "SAFE" mode is enabled, the robot
starts with the servo turned off.
1. Standard I/O interface overview
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