YASKAWA GA800 Technical Reference page 304

5.6 Safe Disable Input
Figure 5.30 Safe Disable Function Wiring Example
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Connect Safe Disable Input Contacts to Multiple Drives
To Use the Drive Internal Power Supply
Figure 5.31 shows an example of how to connect Safe Disable contacts.
From the terminals HC-SN of drive 1, supply the power for the Safe Disable function for the applicable drives. These
conditions limit the number of units to connect:
• Internal power supply capacity
• Number of MFDIs used
• Supply current to the external sensors
304 YASKAWA SIEPC71061737D GA800 Drive Technical Reference