Fuji Electric FVR-C11S-7EN Series - Page 34

2-20 2 Installation and Connection
FVR-C11S-EN
2
Fi
g
ure 2-3-13 Connection example of PLC terminal (when analo
g
si
g
nal is input from PLC)
1) Set SW7 at CM.
2) With this connection, the power is supplied from the PLC power suppl
y
to the external thermal O/L rela
y
.
So, OH2 trip is activated b
y
PLC power-off with the inverter turned on.
3) To prevent inverter trip with OH2 when the PLC power bein
g
turned off, do not select the THR terminal function and
use the inverter electronic thermal O/L rela
y
.
5) Connection to PLC (When analo
g
si
g
nal is input from PLC)
When SW7 is set at P24, pol
y
switch (F1) activates a current limit to
turn the power off.
12
V
U
W
13
11
30C
30B
30A
P1
P
(
+
)
N
(
-
)
P
(
+
)
M
FM
C1
+10VDC
250
22k
0
V
G
G
DC24V
STOP
RUN
PRG
RESET
FUNC
DATA
3
L1/L
L2/N
FWD
X1
X2
REV
P24/
CM
X3
0V
P24
CM
SW7
CM
SW7
F1
4.7k
P24
(THR)
Frequenc
y
settin
g
POT (VR)
MCCB
External thermal rela
y
To X3
terminal
To
output
terminal
of PLC
Sin
g
le-phase
200V input
series
200 to 240V
50/60Hz
+24 to +27 VDC
To
g
round terminal
Pulse output
External
thermal
O/L rela
y
DC24V :
PLC power suppl
y
PLC
Analo
g
meter
Alarm output for
an
y
fault
Analo
g
monitor
To
g
round
terminal
To 11 terminal
CAUTION