YASKAWA CIMR-ACA4011 - Using Transistors for Input Signals and a 0 V Common in Sink Mode with an External Power Supply

Wiring Examples
10-15
10
 Using Transistors for Input Signals and a 0 V Common in Sink Mode with
an External Power Supply
Set CN5 (shunt connector) on the control board to EXT as shown below for a sequence that uses an NPN tran-
sistor for an input signal (0 V common and Sinking Mode) and an external +24 V power supply.
Fig 10.7
MxC
U/T1
V/T2
W/T3
IM
Ground
4 to 20 mA
0 to +10 V
+V
A1
A2
AC
0 V
Frequency setting
adjustment
Frequency
setter
2 kΩ
External
frequency
references
2 kΩ
2
1
3
3-phase power
T/L3
S/L2
R/L1
MCCB
T
S
R
E(G)
Shield wire
connection terminal
+24 V 8 mA
Multi-step
speed setting 1
Not used
Forward Run/Stop
Reverse Run/Stop
External fault
Fault reset
S5
S12
S1
S2
S3
S4
CN5
(EXT setting)
Multi-function
contact inputs
(Default)
Motor
External
+24V
+24 V 8 mA
S1
External
+24V
+24 V
+24 V
0 to 10 V (20 kΩ)
4 to 20 mA (250 kΩ)
0 to 10 V (20 kΩ) input
Frequency setting power
+15 V 20 mA
Master speed reference
Master speed reference
Note: Set EXT as shown at the right even for
a PNP input signal transistor sequence
connection (+24-V common/sourcing
mode) with a +24-V external power supply.
SC
SC
CN5
(EXT setting)