YASKAWA A1000 Series - Sinking;Sourcing Mode Selection for Safe Disable Inputs

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Sinking/Sourcing Mode Selection for Safe Disable Inputs
Use jumper S3 on the terminal board to select between Sink mode, Source mode or external power supply for the Safe Disable
inputs H1 and H2 as shown in Table 3.13 (Default: Source mode, internal power supply).
Remove the jumper wire connected to the HC terminals and connect terminals H1 and H2 as shown in Table 3.13 to use an
external power supply for a sequence input without using a safety input.
WARNING! Electrical Shock Hazard. Be sure to remove the jumper wire connected to the HC terminals if using en external power supply
for a sequence input without using a safety input. Failure to comply will short circuit the external power supply.
Table 3.13 Safe Disable Input Sink/Source/External Power Supply Selection
Mode Drive Internal Power Supply External 24 Vdc Power Supply
Sinking Mode
24 Vdc
H1
H2
HC
Jumper S3
24 Vdc
H1
H2
HC
External
Jumper S3
24 Vdc ±10%
Sourcing Mode
24 Vdc
H1
H2
HC
Jumper S3
24 Vdc
H1
H2
HC
Jumper S3
24 Vdc ±10%
3.8 Control I/O Connections
YASKAWA ELECTRIC TOEP C710616 41G YASKAWA AC Drive - A1000 Quick Start Guide
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Electrical Installation