Yaskawa U1000 Industrial MATRIX Drive - Manual (Page 34)

NOTICE: The analog signal wiring between the drive and the operator station or peripheral equipment should not exceed 50 meters when
using an analog signal from a remote source to supply the frequency reference. Failure to comply could result in poor system performance.
u Sinking/Sourcing Mode for Digital Inputs
Use the wire jumper between terminals SC and SP or SC and SN to select between Sink mode, Source mode or external power
supply for the digital inputs S1 to S8 as shown in Table i.11 (Default: Sink mode, internal power supply).
NOTICE: Do not short terminals SP and SN. Failure to comply will damage the drive.
Table i.11 Digital Input Sink/Source/External Power Supply Selection
Mode
Drive Internal Power Supply
(Terminals SN and SP)
External 24 Vdc Power Supply
Sinking Mode (NPN)
SC
S8
S7
24 Vdc
SP
SN
SC
S8
S7
24 Vdc
SP
SN
External
24 Vdc
Sourcing Mode (PNP)
SC
S8
S7
24 Vdc
SP
SN
SC
S8
S7
24 Vdc
SP
SN
External
24 Vdc
u 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 i.12 (Default: Source mode, internal power supply).
i.4 Electrical Installation
34 YASKAWA ELECTRIC TOEP C710636 04C U1000 Industrial MATRIX Drive Quick Start Guide