Sanken NS-4A003-B, Instruction Manual

Page: 19 / 75

Function of control circuit terminals
-18-
Type Terminal
Symbol
Terminal Name Function Description Rated Specification
M
ul
ti
fun
ct
ion
inp
ut
DCM
Digital signal common
terminals Common terminals for digital input and
output signals and 24V power supply
Total current consumed:
100mA or less
DI1
～
DI5
Multi-Functional input
terminals
Signals valid while the short
-circuited between DIX and
DCM
Input resistor
：
about 6.6k Ω
When short-circuited
：
about 3
～
5mA
A
na
log
va
lue
input
ACM
Analog signal common
terminals Common terminals for analog
Input and output
Total current consumed
:
100mA
or less
+V
Frequency setting power
supply
Connected to a potentiometer
of 5k
Ω
，
0.3W or above
DC 10
～
12V
※
it can not be connnected to any
Element other than the potentiometer
VRF
Analog voltage input
terminal
Setting frequency through input
voltage
Input resistor
：
about 34k
Ω
Max. alllowed voltage
：
DC12V
V/I
Analog voltage or input
Current terminal This way of current/voltage
switching independely
Voltage input is the same spec. as
VRF current input resisto: about
250
Ω , Max.allowed current:30mA
Power
Supply
24V 24V client’s power supply DC24V Power supply for customer
Max. allowable output current
for DC
24V 150mA
M
ul
tif
unc
tiona
l out
pu
t
DO1
DOE
Multifunctional collector
output terminals
Sending signals for function through
selected fuction code.
Open collector output
Allowable loading: DC48V
、
50mA
A
n
al
o
g
v
al
u
e o
u
tp
u
t
Vout
0
～
10V voltage output
terminal
voltage output for setting
internal signal
0
～
10V
Iout
4
～
20mA current output
terminal
Current output for setting
Internal signal
4
～
20mA
C
om
m
uni
ca
tion
te
rm
ina
ls
TRA
RS485 communication sending/receiving (+)
RS485“+” signal
Communication speed:1200-57600bps
Total Length
：
500m TRB
RS485 communication sending/receiving (-)
RS485“-” signal
SG
RS485 common
communication terminals
SG terminal for connected
communicated equipment while
RS485 on communication
※
selected on site for Inverter side
Communication equipment side
Single-end earthed
JP2 Terminal resistor switching
selected
The selection of whethe connected
100 Ω terminal resistor
OFF Resistor Open
ON Resistor Connection
C
ont
ac
t out
put
FA
FB
FC
Abnormal alarm signal
Output and multifunctional
Contact output
The default of that terminal is
Inverter warning and stop contact
output signal, which is selected the
others function through setting
function code of F1513
、
F1504
Contact capacity: AC250V/0.3A
The selection of warning contact
Normal
：
FA-FC opened
Abnormal
：
FA-FC closed