Yaskawa MP900 Teach Pendant - Manual (Page 10)

Safety Precautions
xi
J Application Precautions
WARNING
D Do not touch Unit terminals while the power is turned ON.
Touching Unit terminals may cause electric shock.
Caution
D Do not perform operations such as RUN, STOP, forced outputs, and MP9jj program changes
during operation.
Operational or programming errors may damage the machine or cause accidents.
WARNING
D Refer to the following circuit diagram when constructing an emergency circuit using
the emergency stop pushbutton on the Teach Pendant.
The following example shows a Teach Pendant emergency stop circuit. With this circuit, the
main power supply to the Servo will be cut OFF when the Teach Pendant cable is disconnected.
System
emergency
stop
Control
power ON
Control
power OFF
MC1: Control power ON
MC2: Servo main power ON
Control power
supply
Servo main
power supply
Teach Pendant
emergency stop
push button
Fuse
60 mA
24 V
E-STOP1 E-STOP2
X
MC1
MC2
t
MC1 X
MC1
0 V