YASKAWA Sigma-V Series User Manual page 8

viii
• Usage Example 1:
In this example, the output signal from the thermostat is received by the host controller if the thermostat is
activated and the host controller turns OFF the servo.
Main circuit
power supply
• Usage Example 2:
In this example, the main circuit magnetic contactor's operation circuit is activated or the output signal
from the thermostat is received by the host controller if the thermostat is activated and the main circuit
magnetic contactor is turned OFF.
Main circuit
power supply
Main circuit
magnetic contactor
• Installation, disassembly, or repair must be performed only by authorized personnel.
Failure to observe this warning may result in electric shock or injury.
• The person who designs a system using the safety function (Hard Wire Baseblock function) must
have full knowledge of the related safety standards and full understanding of the instructions in this
manual.
Failure to observe this warning may result in injury or damage to the product.
WARNING
Main circuit
magnetic
contactor
SERVOPACK
and
converter
Servo OFF
Host controller
Main circuit
magnetic
contactor
SERVOPACK
and
converter
Host controller or main circuit
magnetic contactor's operation circuit
Thermostat
M
ENC
Thermostat
M
ENC