
Wiring Examples
10-
27
10
Using Transistors for Input Signals and a 0-V Common in Sinking 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 ex24-V power supply.
Fig 10.16
In
v
erter
U/T1
V
/T2
W/T3
IM
Gro
u
nd
P
P
4 to 20 mA
0 to +10
V
P
u
lse train inp
u
t
RP
+
V
A1
A2
AC
0
V
Fre
qu
ency setting
adj
u
stment
Fre
qu
ency
setter
2 k
Ω
External
fre
qu
ency
references
2 k
Ω
2
1
3
3-phase po
w
er
T/L3
S/L2
R/L1
MCCB
T
S
R
E(G)
Shield
w
ire
connection terminal
-
B2
B1
+ 1
+ 2
+24
V
8
mA
M
u
lti-step
speed setting 1
Emergency stop
(NO contact)
For
w
ard R
u
n/Stop
Re
v
erse R
u
n/Stop
External fa
u
lt
Fa
u
lt reset
S5
S12
S1
S2
S3
S4
CN5 (EXT setting)
M
u
lti-f
u
nction
contact inp
u
ts
Factory
settings
Motor
External
+24
V
+24
V
8
mA
S12
External
+24
V
CN5 (EXT setting)
Note:
+24
V
+24
V
Master speed p
u
lse train
0 to 32 kHz (3 k
Ω
)
0 to 10
V
(20 k
Ω
)
4 to 20 mA (250 k
Ω
)
0 to 10
V
(20 k
Ω
) inp
u
t
High le
v
el: 3.5 to 13.2
V
inp
u
t
Fre
qu
ency setting po
w
er
+15
V
20 mA
Master speed reference
Master speed reference
Set EXT as sho
w
n at the right e
v
en for
a PNP inp
u
t signal transistor
se
qu
ence connection (+24-
V
common/so
u
rcing mode)
w
ith a +24-
V
external po
w
er s
u
pply.
SC
SC