YASKAWA Varispeed f7

2-28
 Sinking/Sourcing Mode
The input terminal logic can be switched between sinking mode (0-V common) and sourcing mode (+24-V
common) if shunt connector CN5 is used. An external 24-V power supply is also supported, providing more
freedom in signal input methods.
Table 2.13 Sinking/Sourcing Mode and Input Signals
Internal Power Supply External Power Supply
Sink-
ing
Mode
Sourc-
ing
Mode
IP24V (24 V)
CN5 (NPN set) Factory setting
SC
S1
S2
CN5
Shunt
position
IP24V (24 V)
CN5 (EXT set)
SC
S1
S2
External +24 V
CN5
IP24V (24 V)
CN5 (PNP set)
SC
S1
S2
CN5
IP24V (24 V)
CN5 (EXT set)
SC
S1
S2
External + 24 V
CN5