YASKAWA Z1000U Series Quick Start Manual page 33

A – Drive side
B – Insulation
C – Control device side
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
NOTICE: Do not short terminals SP and SN. Failure to comply will damage the drive.
Mode
Sinking Mode (NPN)
Sourcing Mode (PNP)
YASKAWA ELECTRIC TOEP C710636 11E Z1000U HVAC MATRIX Drive Quick Start Guide
Figure i.20 Terminal Board Location Inside the Drive
A
Figure i.21 Preparing the Ends of Shielded Cables
Table i.12
Table i.12 Digital Input Sink/Source/External Power Supply Selection
Drive Internal Power Supply
(Terminals SN and SP)
S7
S8
SN
SC
24 Vdc
SP
S7
S8
SN
SC
24 Vdc
SP
E
B
C
D
D – Shield sheath (insulate with tape)
E – Shield
(Default: Sink mode, internal power supply).
External
24 Vdc ±10%
External
24 Vdc ±10%
i.4 Electrical Installation
External 24 Vdc Power Supply
S7
S8
SN
SC
24 Vdc
SP
S7
S8
SN
SC
24 Vdc
SP
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